diff options
Diffstat (limited to 'target/linux/ifxmips/files-2.6.30')
26 files changed, 0 insertions, 4648 deletions
diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/Kconfig b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/Kconfig deleted file mode 100644 index 549ffe2bb..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/Kconfig +++ /dev/null @@ -1,28 +0,0 @@ -# copyright 2007 john crispin <blogic@openwrt.org> - -menu "IFXMips built-in" - -config MTD_IFXMIPS - bool "IFXMips flash map" - default y - -config IFXMIPS_GPIO_RST_BTN - bool "Reset Button" - default y - -choice - prompt "prom_printf ASC" - help - Choose which serial port is used, until the console driver is loaded - -config IFXMIPS_PROM_ASC0 - bool "ASC0" - -config IFXMIPS_PROM_ASC1 - bool "ASC1" - -endchoice - - -endmenu - diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/Makefile b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/Makefile deleted file mode 100644 index c330be634..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/Makefile +++ /dev/null @@ -1 +0,0 @@ -obj-y := reset.o prom.o setup.o irq.o dma-core.o pmu.o board.o clock.o gpio.o timer.o diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/board.c b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/board.c deleted file mode 100644 index 0f084a81b..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/board.c +++ /dev/null @@ -1,404 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ - -#include <linux/autoconf.h> -#include <linux/init.h> -#include <linux/module.h> -#include <linux/types.h> -#include <linux/string.h> -#include <linux/mtd/physmap.h> -#include <linux/kernel.h> -#include <linux/reboot.h> -#include <linux/platform_device.h> -#include <linux/leds.h> -#include <linux/etherdevice.h> -#include <linux/reboot.h> -#include <linux/time.h> -#include <linux/io.h> -#include <linux/gpio.h> - -#include <asm/bootinfo.h> -#include <asm/irq.h> - -#include <ifxmips.h> -#include <ifxmips_irq.h> - -#define MAX_BOARD_NAME_LEN 32 -#define MAX_IFXMIPS_DEVS 9 - -#define SYSTEM_DANUBE "Danube" -#define SYSTEM_DANUBE_CHIPID1 0x00129083 -#define SYSTEM_DANUBE_CHIPID2 0x0012B083 - -#define SYSTEM_TWINPASS "Twinpass" -#define SYSTEM_TWINPASS_CHIPID 0x0012D083 - -enum { - EASY50712, - EASY4010, - ARV4519, -}; - -extern int ifxmips_pci_external_clock; -extern int ifxmips_pci_req_mask; - -static unsigned int chiprev; -static int cmdline_mac; -char board_name[MAX_BOARD_NAME_LEN + 1] = { 0 }; - -struct ifxmips_board { - int type; - char name[32]; - unsigned int system_type; - struct platform_device **devs; - struct resource reset_resource; - struct resource gpiodev_resource; - struct gpio_led *ifxmips_leds; - struct gpio_led *gpio_leds; - int pci_external_clock; - int pci_req_mask; - int num_devs; -}; - -DEFINE_SPINLOCK(ebu_lock); -EXPORT_SYMBOL_GPL(ebu_lock); - -static unsigned char ifxmips_ethaddr[6]; -static int ifxmips_brn; - -static struct gpio_led_platform_data ifxmips_led_data; - -static struct platform_device ifxmips_led = { - .id = 0, - .name = "ifxmips_led", - .dev = { - .platform_data = (void *) &ifxmips_led_data, - } -}; - -static struct platform_device ifxmips_gpio = { - .id = 0, - .name = "ifxmips_gpio", - .num_resources = 1, -}; - -static struct platform_device ifxmips_mii = { - .id = 0, - .name = "ifxmips_mii0", - .dev = { - .platform_data = ifxmips_ethaddr, - } -}; - -static struct platform_device ifxmips_wdt = { - .id = 0, - .name = "ifxmips_wdt", -}; - -static struct resource ifxmips_mtd_resource = { - .start = IFXMIPS_FLASH_START, - .end = IFXMIPS_FLASH_START + IFXMIPS_FLASH_MAX - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device ifxmips_mtd = { - .id = 0, - .name = "ifxmips_mtd", - .num_resources = 1, - .resource = &ifxmips_mtd_resource, -}; - -static struct platform_device ifxmips_gpio_dev = { - .name = "GPIODEV", - .id = -1, - .num_resources = 1, -}; - -#ifdef CONFIG_LEDS_GPIO -static struct gpio_led arv4519_gpio_leds[] = { - { .name = "ifx:green:power", .gpio = 3, .active_low = 1, }, - { .name = "ifx:red:power", .gpio = 7, .active_low = 1, }, - { .name = "ifx:green:adsl", .gpio = 4, .active_low = 1, }, - { .name = "ifx:green:internet", .gpio = 5, .active_low = 1, }, - { .name = "ifx:red:internet", .gpio = 8, .active_low = 1, }, - { .name = "ifx:green:wlan", .gpio = 6, .active_low = 1, }, - { .name = "ifx:green:usbpwr", .gpio = 14, .active_low = 1, }, - { .name = "ifx:green:usb", .gpio = 19, .active_low = 1, }, -}; - -static struct gpio_led_platform_data ifxmips_gpio_led_data; - -static struct platform_device ifxmips_gpio_leds = { - .name = "leds-gpio", - .id = -1, - .dev = { - .platform_data = (void *) &ifxmips_gpio_led_data, - } -}; -#endif - -static struct resource dwc_usb_res[] = { - { - .name = "dwc_usb_membase", - .flags = IORESOURCE_MEM, - .start = 0x1E101000, - .end = 0x1E101FFF - }, - { - .name = "dwc_usb_irq", - .flags = IORESOURCE_IRQ, - .start = IFXMIPS_USB_INT, - } -}; - -static struct platform_device dwc_usb = -{ - .id = 0, - .name = "dwc_usb", - .resource = dwc_usb_res, - .num_resources = ARRAY_SIZE(dwc_usb_res), -}; - -struct platform_device *easy50712_devs[] = { - &ifxmips_led, &ifxmips_gpio, &ifxmips_mii, - &ifxmips_mtd, &ifxmips_wdt, &ifxmips_gpio_dev, &dwc_usb -}; - -struct platform_device *easy4010_devs[] = { - &ifxmips_led, &ifxmips_gpio, &ifxmips_mii, - &ifxmips_mtd, &ifxmips_wdt, &ifxmips_gpio_dev, &dwc_usb -}; - -struct platform_device *arv5419_devs[] = { - &ifxmips_gpio, &ifxmips_mii, &ifxmips_mtd, - &ifxmips_gpio_dev, &ifxmips_wdt, &dwc_usb, -#ifdef CONFIG_LEDS_GPIO - &ifxmips_gpio_leds, -#endif -}; - -static struct gpio_led easy50712_leds[] = { - { .name = "ifx:green:test0", .gpio = 0,}, - { .name = "ifx:green:test1", .gpio = 1,}, - { .name = "ifx:green:test2", .gpio = 2,}, - { .name = "ifx:green:test3", .gpio = 3,}, -}; - -static struct gpio_led easy4010_leds[] = { - { .name = "ifx:green:test0", .gpio = 0,}, - { .name = "ifx:green:test1", .gpio = 1,}, - { .name = "ifx:green:test2", .gpio = 2,}, - { .name = "ifx:green:test3", .gpio = 3,}, -}; - -static struct ifxmips_board boards[] = { - { - /* infineon eval kit */ - .type = EASY50712, - .name = "EASY50712", - .system_type = SYSTEM_DANUBE_CHIPID1, - .devs = easy50712_devs, - .reset_resource = {.name = "reset", .start = 1, .end = 15,}, - .gpiodev_resource = { .name = "gpio", - .start = (1 << 0) | (1 << 1), - .end = (1 << 0) | (1 << 1)}, - .ifxmips_leds = easy50712_leds, - }, { - /* infineon eval kit */ - .type = EASY4010, - .name = "EASY4010", - .system_type = SYSTEM_TWINPASS_CHIPID, - .devs = easy4010_devs, - .reset_resource = {.name = "reset", .start = 1, .end = 15}, - .gpiodev_resource = { .name = "gpio", - .start = (1 << 0) | (1 << 1), - .end = (1 << 0) | (1 << 1)}, - .ifxmips_leds = easy4010_leds, - }, { - /* arcaydian annex-a board used by thompson, airties, ... */ - .type = ARV4519, - .name = "ARV4519", - .system_type = SYSTEM_DANUBE_CHIPID2, - .devs = arv5419_devs, - .reset_resource = {.name = "reset", .start = 1, .end = 14}, - .pci_external_clock = 1, - .gpio_leds = arv4519_gpio_leds, - }, -}; - -const char *get_system_type(void) -{ - chiprev = (ifxmips_r32(IFXMIPS_MPS_CHIPID) & 0x0FFFFFFF); - - switch (chiprev) { - case SYSTEM_DANUBE_CHIPID1: - case SYSTEM_DANUBE_CHIPID2: - return SYSTEM_DANUBE; - - case SYSTEM_TWINPASS_CHIPID: - return SYSTEM_TWINPASS; - } - - return BOARD_SYSTEM_TYPE; -} - -static int __init ifxmips_set_board_type(char *str) -{ - str = strchr(str, '='); - if (!str) - goto out; - str++; - if (strlen(str) > MAX_BOARD_NAME_LEN) - goto out; - strncpy(board_name, str, MAX_BOARD_NAME_LEN); - printk(KERN_INFO "bootloader told us, that this is a %s board\n", - board_name); -out: - return 1; -} -__setup("ifxmips_board", ifxmips_set_board_type); - -static int __init ifxmips_set_ethaddr(char *str) -{ -#define IS_HEX(x) \ - (((x >= '0' && x <= '9') || (x >= 'a' && x <= 'f') \ - || (x >= 'A' && x <= 'F')) ? (1) : (0)) - int i; - str = strchr(str, '='); - if (!str) - goto out; - str++; - if (strlen(str) != 17) - goto out; - for (i = 0; i < 6; i++) { - if (!IS_HEX(str[3 * i]) || !IS_HEX(str[(3 * i) + 1])) - goto out; - if ((i != 5) && (str[(3 * i) + 2] != ':')) - goto out; - ifxmips_ethaddr[i] = simple_strtoul(&str[3 * i], NULL, 16); - } - if (is_valid_ether_addr(ifxmips_ethaddr)) - cmdline_mac = 1; -out: - return 1; -} -__setup("ethaddr", ifxmips_set_ethaddr); - -int ifxmips_find_brn_block(void) -{ - unsigned char temp[8]; - memcpy_fromio(temp, - (void *)KSEG1ADDR(IFXMIPS_FLASH_START + 0x800000 - 0x10000), 8); - if (memcmp(temp, "BRN-BOOT", 8) == 0) { - if (!cmdline_mac) - memcpy_fromio(ifxmips_ethaddr, - (void *)KSEG1ADDR(IFXMIPS_FLASH_START + - 0x800000 - 0x10000 + 0x16), 6); - if (is_valid_ether_addr(ifxmips_ethaddr)) - cmdline_mac = 1; - return 1; - } else { - return 0; - } -} - -int ifxmips_has_brn_block(void) -{ - return ifxmips_brn; -} -EXPORT_SYMBOL(ifxmips_has_brn_block); - -struct ifxmips_board *ifxmips_find_board(void) -{ - int i; - if (!*board_name) - return 0; - for (i = 0; i < ARRAY_SIZE(boards); i++) - if ((boards[i].system_type == chiprev) && - (!strcmp(boards[i].name, board_name))) - return &boards[i]; - return 0; -} - -int __init ifxmips_init_devices(void) -{ - struct ifxmips_board *board; - - chiprev = (ifxmips_r32(IFXMIPS_MPS_CHIPID) & 0x0FFFFFFF); - board = ifxmips_find_board(); - ifxmips_brn = ifxmips_find_brn_block(); - - if (!cmdline_mac) - random_ether_addr(ifxmips_ethaddr); - - if (!board) { - switch (chiprev) { - case SYSTEM_DANUBE_CHIPID1: - case SYSTEM_DANUBE_CHIPID2: - default: - board = &boards[0]; - break; - case SYSTEM_TWINPASS_CHIPID: - board = &boards[1]; - break; - } - } - - switch (board->type) { - case EASY50712: - board->num_devs = ARRAY_SIZE(easy50712_devs); - ifxmips_led_data.num_leds = ARRAY_SIZE(easy50712_leds); - break; - case EASY4010: - board->num_devs = ARRAY_SIZE(easy4010_devs); - ifxmips_led_data.num_leds = ARRAY_SIZE(easy4010_leds); - break; - case ARV4519: - /* set some sane defaults for the gpios */ - gpio_set_value(3, 0); - gpio_set_value(4, 0); - gpio_set_value(5, 0); - gpio_set_value(6, 0); - gpio_set_value(7, 1); - gpio_set_value(8, 1); - gpio_set_value(19, 0); - board->num_devs = ARRAY_SIZE(arv5419_devs); -#ifdef CONFIG_LEDS_GPIO - ifxmips_gpio_led_data.num_leds = ARRAY_SIZE(arv4519_gpio_leds); -#endif - break; - } -#ifdef CONFIG_LEDS_GPIO - ifxmips_gpio_led_data.leds = board->gpio_leds; -#endif - ifxmips_led_data.leds = board->ifxmips_leds; - - printk(KERN_INFO "%s: adding %d devs\n", - __func__, board->num_devs); - - ifxmips_gpio.resource = &board->reset_resource; - ifxmips_gpio_dev.resource = &board->gpiodev_resource; - if (board->pci_external_clock) - ifxmips_pci_external_clock = 1; - if (board->pci_req_mask) - ifxmips_pci_req_mask = board->pci_req_mask; - printk(KERN_INFO "using board definition %s\n", board->name); - return platform_add_devices(board->devs, board->num_devs); -} - -arch_initcall(ifxmips_init_devices); diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/clock.c b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/clock.c deleted file mode 100644 index d951be8f4..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/clock.c +++ /dev/null @@ -1,204 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2007 Xu Liang, infineon - * Copyright (C) 2008 John Crispin <blogic@openwrt.org> - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/version.h> -#include <linux/types.h> -#include <linux/fs.h> -#include <linux/miscdevice.h> -#include <linux/init.h> -#include <linux/uaccess.h> -#include <linux/unistd.h> -#include <linux/errno.h> - -#include <asm/irq.h> -#include <asm/div64.h> - -#include <ifxmips.h> -#include <ifxmips_cgu.h> - -static unsigned int cgu_get_pll0_fdiv(void); -unsigned int ifxmips_clocks[] = {CLOCK_167M, CLOCK_133M, CLOCK_111M, CLOCK_83M }; - -#define DDR_HZ ifxmips_clocks[ifxmips_r32(IFXMIPS_CGU_SYS) & 0x3] - -static inline unsigned int get_input_clock(int pll) -{ - switch (pll) { - case 0: - if (ifxmips_r32(IFXMIPS_CGU_PLL0_CFG) & CGU_PLL0_SRC) - return BASIS_INPUT_CRYSTAL_USB; - else if (CGU_PLL0_PHASE_DIVIDER_ENABLE) - return BASIC_INPUT_CLOCK_FREQUENCY_1; - else - return BASIC_INPUT_CLOCK_FREQUENCY_2; - case 1: - if (CGU_PLL1_SRC) - return BASIS_INPUT_CRYSTAL_USB; - else if (CGU_PLL0_PHASE_DIVIDER_ENABLE) - return BASIC_INPUT_CLOCK_FREQUENCY_1; - else - return BASIC_INPUT_CLOCK_FREQUENCY_2; - case 2: - switch (CGU_PLL2_SRC) { - case 0: - return cgu_get_pll0_fdiv(); - case 1: - return CGU_PLL2_PHASE_DIVIDER_ENABLE ? - BASIC_INPUT_CLOCK_FREQUENCY_1 : - BASIC_INPUT_CLOCK_FREQUENCY_2; - case 2: - return BASIS_INPUT_CRYSTAL_USB; - } - default: - return 0; - } -} - -static inline unsigned int cal_dsm(int pll, unsigned int num, unsigned int den) -{ - u64 res, clock = get_input_clock(pll); - - res = num * clock; - do_div(res, den); - return res; -} - -static inline unsigned int mash_dsm(int pll, unsigned int M, unsigned int N, - unsigned int K) -{ - unsigned int num = ((N + 1) << 10) + K; - unsigned int den = (M + 1) << 10; - - return cal_dsm(pll, num, den); -} - -static inline unsigned int ssff_dsm_1(int pll, unsigned int M, unsigned int N, - unsigned int K) -{ - unsigned int num = ((N + 1) << 11) + K + 512; - unsigned int den = (M + 1) << 11; - - return cal_dsm(pll, num, den); -} - -static inline unsigned int ssff_dsm_2(int pll, unsigned int M, unsigned int N, - unsigned int K) -{ - unsigned int num = K >= 512 ? - ((N + 1) << 12) + K - 512 : ((N + 1) << 12) + K + 3584; - unsigned int den = (M + 1) << 12; - - return cal_dsm(pll, num, den); -} - -static inline unsigned int dsm(int pll, unsigned int M, unsigned int N, - unsigned int K, unsigned int dsmsel, unsigned int phase_div_en) -{ - if (!dsmsel) - return mash_dsm(pll, M, N, K); - else if (!phase_div_en) - return mash_dsm(pll, M, N, K); - else - return ssff_dsm_2(pll, M, N, K); -} - -static inline unsigned int cgu_get_pll0_fosc(void) -{ - if (CGU_PLL0_BYPASS) - return get_input_clock(0); - else - return !CGU_PLL0_CFG_FRAC_EN - ? dsm(0, CGU_PLL0_CFG_PLLM, CGU_PLL0_CFG_PLLN, 0, CGU_PLL0_CFG_DSMSEL, - CGU_PLL0_PHASE_DIVIDER_ENABLE) - : dsm(0, CGU_PLL0_CFG_PLLM, CGU_PLL0_CFG_PLLN, CGU_PLL0_CFG_PLLK, - CGU_PLL0_CFG_DSMSEL, CGU_PLL0_PHASE_DIVIDER_ENABLE); -} - -static unsigned int cgu_get_pll0_fdiv(void) -{ - unsigned int div = CGU_PLL2_CFG_INPUT_DIV + 1; - return (cgu_get_pll0_fosc() + (div >> 1)) / div; -} - -unsigned int cgu_get_io_region_clock(void) -{ - unsigned int ret = cgu_get_pll0_fosc(); - switch (ifxmips_r32(IFXMIPS_CGU_PLL2_CFG) & CGU_SYS_DDR_SEL) { - default: - case 0: - return (ret + 1) / 2; - case 1: - return (ret * 2 + 2) / 5; - case 2: - return (ret + 1) / 3; - case 3: - return (ret + 2) / 4; - } -} - -void cgu_setup_pci_clk(int external_clock) -{ - /* set clock to 33Mhz */ - ifxmips_w32(ifxmips_r32(IFXMIPS_CGU_IFCCR) & ~0xf00000, - IFXMIPS_CGU_IFCCR); - ifxmips_w32(ifxmips_r32(IFXMIPS_CGU_IFCCR) | 0x800000, - IFXMIPS_CGU_IFCCR); - if (external_clock) { - ifxmips_w32(ifxmips_r32(IFXMIPS_CGU_IFCCR) & ~(1 << 16), - IFXMIPS_CGU_IFCCR); - ifxmips_w32((1 << 30), IFXMIPS_CGU_PCICR); - } else { - ifxmips_w32(ifxmips_r32(IFXMIPS_CGU_IFCCR) | (1 << 16), - IFXMIPS_CGU_IFCCR); - ifxmips_w32((1 << 31) | (1 << 30), IFXMIPS_CGU_PCICR); - } -} - -unsigned int cgu_get_fpi_bus_clock(int fpi) -{ - unsigned int ret = cgu_get_io_region_clock(); - if ((fpi == 2) && (ifxmips_r32(IFXMIPS_CGU_SYS) & CGU_SYS_FPI_SEL)) - ret >>= 1; - return ret; -} -EXPORT_SYMBOL(cgu_get_fpi_bus_clock); - -unsigned int ifxmips_get_cpu_hz(void) -{ - unsigned int ddr_clock = DDR_HZ; - switch (ifxmips_r32(IFXMIPS_CGU_SYS) & 0xc) { - case 0: - return CLOCK_333M; - case 4: - return ddr_clock; - } - return ddr_clock << 1; -} -EXPORT_SYMBOL(ifxmips_get_cpu_hz); - -unsigned int ifxmips_get_fpi_hz(void) -{ - unsigned int ddr_clock = DDR_HZ; - if (ifxmips_r32(IFXMIPS_CGU_SYS) & 0x40) - return ddr_clock >> 1; - return ddr_clock; -} -EXPORT_SYMBOL(ifxmips_get_fpi_hz); diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/dma-core.c b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/dma-core.c deleted file mode 100644 index 084b2839a..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/dma-core.c +++ /dev/null @@ -1,690 +0,0 @@ -#include <linux/module.h> -#include <linux/init.h> -#include <linux/sched.h> -#include <linux/kernel.h> -#include <linux/slab.h> -#include <linux/string.h> -#include <linux/timer.h> -#include <linux/fs.h> -#include <linux/errno.h> -#include <linux/stat.h> -#include <linux/mm.h> -#include <linux/tty.h> -#include <linux/selection.h> -#include <linux/kmod.h> -#include <linux/vmalloc.h> -#include <linux/interrupt.h> -#include <linux/delay.h> -#include <linux/uaccess.h> -#include <linux/errno.h> -#include <linux/io.h> - -#include <ifxmips.h> -#include <ifxmips_irq.h> -#include <ifxmips_dma.h> -#include <ifxmips_pmu.h> - -/*25 descriptors for each dma channel,4096/8/20=25.xx*/ -#define IFXMIPS_DMA_DESCRIPTOR_OFFSET 25 - -#define MAX_DMA_DEVICE_NUM 6 /*max ports connecting to dma */ -#define MAX_DMA_CHANNEL_NUM 20 /*max dma channels */ -#define DMA_INT_BUDGET 100 /*budget for interrupt handling */ -#define DMA_POLL_COUNTER 4 /*fix me, set the correct counter value here! */ - -extern void ifxmips_mask_and_ack_irq(unsigned int irq_nr); -extern void ifxmips_enable_irq(unsigned int irq_nr); -extern void ifxmips_disable_irq(unsigned int irq_nr); - -u64 *g_desc_list; -struct dma_device_info dma_devs[MAX_DMA_DEVICE_NUM]; -struct dma_channel_info dma_chan[MAX_DMA_CHANNEL_NUM]; - -static const char *global_device_name[MAX_DMA_DEVICE_NUM] = - { "PPE", "DEU", "SPI", "SDIO", "MCTRL0", "MCTRL1" }; - -struct dma_chan_map default_dma_map[MAX_DMA_CHANNEL_NUM] = { - {"PPE", IFXMIPS_DMA_RX, 0, IFXMIPS_DMA_CH0_INT, 0}, - {"PPE", IFXMIPS_DMA_TX, 0, IFXMIPS_DMA_CH1_INT, 0}, - {"PPE", IFXMIPS_DMA_RX, 1, IFXMIPS_DMA_CH2_INT, 1}, - {"PPE", IFXMIPS_DMA_TX, 1, IFXMIPS_DMA_CH3_INT, 1}, - {"PPE", IFXMIPS_DMA_RX, 2, IFXMIPS_DMA_CH4_INT, 2}, - {"PPE", IFXMIPS_DMA_TX, 2, IFXMIPS_DMA_CH5_INT, 2}, - {"PPE", IFXMIPS_DMA_RX, 3, IFXMIPS_DMA_CH6_INT, 3}, - {"PPE", IFXMIPS_DMA_TX, 3, IFXMIPS_DMA_CH7_INT, 3}, - {"DEU", IFXMIPS_DMA_RX, 0, IFXMIPS_DMA_CH8_INT, 0}, - {"DEU", IFXMIPS_DMA_TX, 0, IFXMIPS_DMA_CH9_INT, 0}, - {"DEU", IFXMIPS_DMA_RX, 1, IFXMIPS_DMA_CH10_INT, 1}, - {"DEU", IFXMIPS_DMA_TX, 1, IFXMIPS_DMA_CH11_INT, 1}, - {"SPI", IFXMIPS_DMA_RX, 0, IFXMIPS_DMA_CH12_INT, 0}, - {"SPI", IFXMIPS_DMA_TX, 0, IFXMIPS_DMA_CH13_INT, 0}, - {"SDIO", IFXMIPS_DMA_RX, 0, IFXMIPS_DMA_CH14_INT, 0}, - {"SDIO", IFXMIPS_DMA_TX, 0, IFXMIPS_DMA_CH15_INT, 0}, - {"MCTRL0", IFXMIPS_DMA_RX, 0, IFXMIPS_DMA_CH16_INT, 0}, - {"MCTRL0", IFXMIPS_DMA_TX, 0, IFXMIPS_DMA_CH17_INT, 0}, - {"MCTRL1", IFXMIPS_DMA_RX, 1, IFXMIPS_DMA_CH18_INT, 1}, - {"MCTRL1", IFXMIPS_DMA_TX, 1, IFXMIPS_DMA_CH19_INT, 1} -}; - -struct dma_chan_map *chan_map = default_dma_map; -volatile u32 g_ifxmips_dma_int_status; -volatile int g_ifxmips_dma_in_process; /* 0=not in process, 1=in process */ - -void do_dma_tasklet(unsigned long); -DECLARE_TASKLET(dma_tasklet, do_dma_tasklet, 0); - -u8 *common_buffer_alloc(int len, int *byte_offset, void **opt) -{ - u8 *buffer = kmalloc(len * sizeof(u8), GFP_KERNEL); - - *byte_offset = 0; - - return buffer; -} - -void common_buffer_free(u8 *dataptr, void *opt) -{ - kfree(dataptr); -} - -void enable_ch_irq(struct dma_channel_info *pCh) -{ - int chan_no = (int)(pCh - dma_chan); - unsigned long flag; - - local_irq_save(flag); - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - ifxmips_w32(0x4a, IFXMIPS_DMA_CIE); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) | (1 << chan_no), IFXMIPS_DMA_IRNEN); - local_irq_restore(flag); - ifxmips_enable_irq(pCh->irq); -} - -void disable_ch_irq(struct dma_channel_info *pCh) -{ - unsigned long flag; - int chan_no = (int) (pCh - dma_chan); - - local_irq_save(flag); - g_ifxmips_dma_int_status &= ~(1 << chan_no); - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - ifxmips_w32(0, IFXMIPS_DMA_CIE); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) & ~(1 << chan_no), IFXMIPS_DMA_IRNEN); - local_irq_restore(flag); - ifxmips_mask_and_ack_irq(pCh->irq); -} - -void open_chan(struct dma_channel_info *pCh) -{ - unsigned long flag; - int chan_no = (int)(pCh - dma_chan); - - local_irq_save(flag); - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) | 1, IFXMIPS_DMA_CCTRL); - if (pCh->dir == IFXMIPS_DMA_RX) - enable_ch_irq(pCh); - local_irq_restore(flag); -} - -void close_chan(struct dma_channel_info *pCh) -{ - unsigned long flag; - int chan_no = (int) (pCh - dma_chan); - - local_irq_save(flag); - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~1, IFXMIPS_DMA_CCTRL); - disable_ch_irq(pCh); - local_irq_restore(flag); -} - -void reset_chan(struct dma_channel_info *pCh) -{ - int chan_no = (int) (pCh - dma_chan); - - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) | 2, IFXMIPS_DMA_CCTRL); -} - -void rx_chan_intr_handler(int chan_no) -{ - struct dma_device_info *pDev = (struct dma_device_info *)dma_chan[chan_no].dma_dev; - struct dma_channel_info *pCh = &dma_chan[chan_no]; - struct rx_desc *rx_desc_p; - int tmp; - unsigned long flag; - - /*handle command complete interrupt */ - rx_desc_p = (struct rx_desc *)pCh->desc_base + pCh->curr_desc; - if (rx_desc_p->status.field.OWN == CPU_OWN - && rx_desc_p->status.field.C - && rx_desc_p->status.field.data_length < 1536){ - /* Every thing is correct, then we inform the upper layer */ - pDev->current_rx_chan = pCh->rel_chan_no; - if (pDev->intr_handler) - pDev->intr_handler(pDev, RCV_INT); - pCh->weight--; - } else { - local_irq_save(flag); - tmp = ifxmips_r32(IFXMIPS_DMA_CS); - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CIS) | 0x7e, IFXMIPS_DMA_CIS); - ifxmips_w32(tmp, IFXMIPS_DMA_CS); - g_ifxmips_dma_int_status &= ~(1 << chan_no); - local_irq_restore(flag); - ifxmips_enable_irq(dma_chan[chan_no].irq); - } -} - -inline void tx_chan_intr_handler(int chan_no) -{ - struct dma_device_info *pDev = (struct dma_device_info *)dma_chan[chan_no].dma_dev; - struct dma_channel_info *pCh = &dma_chan[chan_no]; - int tmp; - unsigned long flag; - - local_irq_save(flag); - tmp = ifxmips_r32(IFXMIPS_DMA_CS); - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CIS) | 0x7e, IFXMIPS_DMA_CIS); - ifxmips_w32(tmp, IFXMIPS_DMA_CS); - g_ifxmips_dma_int_status &= ~(1 << chan_no); - local_irq_restore(flag); - pDev->current_tx_chan = pCh->rel_chan_no; - if (pDev->intr_handler) - pDev->intr_handler(pDev, TRANSMIT_CPT_INT); -} - -void do_dma_tasklet(unsigned long unused) -{ - int i; - int chan_no = 0; - int budget = DMA_INT_BUDGET; - int weight = 0; - unsigned long flag; - - while (g_ifxmips_dma_int_status) { - if (budget-- < 0) { - tasklet_schedule(&dma_tasklet); - return; - } - chan_no = -1; - weight = 0; - for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++) { - if ((g_ifxmips_dma_int_status & (1 << i)) && dma_chan[i].weight > 0) { - if (dma_chan[i].weight > weight) { - chan_no = i; - weight = dma_chan[chan_no].weight; - } - } - } - - if (chan_no >= 0) { - if (chan_map[chan_no].dir == IFXMIPS_DMA_RX) - rx_chan_intr_handler(chan_no); - else - tx_chan_intr_handler(chan_no); - } else { - for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++) - dma_chan[i].weight = dma_chan[i].default_weight; - } - } - - local_irq_save(flag); - g_ifxmips_dma_in_process = 0; - if (g_ifxmips_dma_int_status) { - g_ifxmips_dma_in_process = 1; - tasklet_schedule(&dma_tasklet); - } - local_irq_restore(flag); -} - -irqreturn_t dma_interrupt(int irq, void *dev_id) -{ - struct dma_channel_info *pCh; - int chan_no = 0; - int tmp; - - pCh = (struct dma_channel_info *)dev_id; - chan_no = (int)(pCh - dma_chan); - if (chan_no < 0 || chan_no > 19) - BUG(); - - tmp = ifxmips_r32(IFXMIPS_DMA_IRNEN); - ifxmips_w32(0, IFXMIPS_DMA_IRNEN); - g_ifxmips_dma_int_status |= 1 << chan_no; - ifxmips_w32(tmp, IFXMIPS_DMA_IRNEN); - ifxmips_mask_and_ack_irq(irq); - - if (!g_ifxmips_dma_in_process) { - g_ifxmips_dma_in_process = 1; - tasklet_schedule(&dma_tasklet); - } - - return IRQ_HANDLED; -} - -struct dma_device_info *dma_device_reserve(char *dev_name) -{ - int i; - - for (i = 0; i < MAX_DMA_DEVICE_NUM; i++) { - if (strcmp(dev_name, dma_devs[i].device_name) == 0) { - if (dma_devs[i].reserved) - return NULL; - dma_devs[i].reserved = 1; - break; - } - } - - return &dma_devs[i]; -} -EXPORT_SYMBOL(dma_device_reserve); - -void dma_device_release(struct dma_device_info *dev) -{ - dev->reserved = 0; -} -EXPORT_SYMBOL(dma_device_release); - -void dma_device_register(struct dma_device_info *dev) -{ - int i, j; - int chan_no = 0; - u8 *buffer; - int byte_offset; - unsigned long flag; - struct dma_device_info *pDev; - struct dma_channel_info *pCh; - struct rx_desc *rx_desc_p; - struct tx_desc *tx_desc_p; - - for (i = 0; i < dev->max_tx_chan_num; i++) { - pCh = dev->tx_chan[i]; - if (pCh->control == IFXMIPS_DMA_CH_ON) { - chan_no = (int)(pCh - dma_chan); - for (j = 0; j < pCh->desc_len; j++) { - tx_desc_p = (struct tx_desc *)pCh->desc_base + j; - memset(tx_desc_p, 0, sizeof(struct tx_desc)); - } - local_irq_save(flag); - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - /* check if the descriptor length is changed */ - if (ifxmips_r32(IFXMIPS_DMA_CDLEN) != pCh->desc_len) - ifxmips_w32(pCh->desc_len, IFXMIPS_DMA_CDLEN); - - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~1, IFXMIPS_DMA_CCTRL); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) | 2, IFXMIPS_DMA_CCTRL); - while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 2) - ; - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) | (1 << chan_no), IFXMIPS_DMA_IRNEN); - ifxmips_w32(0x30100, IFXMIPS_DMA_CCTRL); /* reset and enable channel,enable channel later */ - local_irq_restore(flag); - } - } - - for (i = 0; i < dev->max_rx_chan_num; i++) { - pCh = dev->rx_chan[i]; - if (pCh->control == IFXMIPS_DMA_CH_ON) { - chan_no = (int)(pCh - dma_chan); - - for (j = 0; j < pCh->desc_len; j++) { - rx_desc_p = (struct rx_desc *)pCh->desc_base + j; - pDev = (struct dma_device_info *)(pCh->dma_dev); - buffer = pDev->buffer_alloc(pCh->packet_size, &byte_offset, (void *)&(pCh->opt[j])); - if (!buffer) - break; - - dma_cache_inv((unsigned long) buffer, pCh->packet_size); - - rx_desc_p->Data_Pointer = (u32)CPHYSADDR((u32)buffer); - rx_desc_p->status.word = 0; - rx_desc_p->status.field.byte_offset = byte_offset; - rx_desc_p->status.field.OWN = DMA_OWN; - rx_desc_p->status.field.data_length = pCh->packet_size; - } - - local_irq_save(flag); - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - /* check if the descriptor length is changed */ - if (ifxmips_r32(IFXMIPS_DMA_CDLEN) != pCh->desc_len) - ifxmips_w32(pCh->desc_len, IFXMIPS_DMA_CDLEN); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~1, IFXMIPS_DMA_CCTRL); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) | 2, IFXMIPS_DMA_CCTRL); - while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 2) - ; - ifxmips_w32(0x0a, IFXMIPS_DMA_CIE); /* fix me, should enable all the interrupts here? */ - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) | (1 << chan_no), IFXMIPS_DMA_IRNEN); - ifxmips_w32(0x30000, IFXMIPS_DMA_CCTRL); - local_irq_restore(flag); - ifxmips_enable_irq(dma_chan[chan_no].irq); - } - } -} -EXPORT_SYMBOL(dma_device_register); - -void dma_device_unregister(struct dma_device_info *dev) -{ - int i, j; - int chan_no; - struct dma_channel_info *pCh; - struct rx_desc *rx_desc_p; - struct tx_desc *tx_desc_p; - unsigned long flag; - - for (i = 0; i < dev->max_tx_chan_num; i++) { - pCh = dev->tx_chan[i]; - if (pCh->control == IFXMIPS_DMA_CH_ON) { - chan_no = (int)(dev->tx_chan[i] - dma_chan); - local_irq_save(flag); - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - pCh->curr_desc = 0; - pCh->prev_desc = 0; - pCh->control = IFXMIPS_DMA_CH_OFF; - ifxmips_w32(0, IFXMIPS_DMA_CIE); /* fix me, should disable all the interrupts here? */ - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) & ~(1 << chan_no), IFXMIPS_DMA_IRNEN); /* disable interrupts */ - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~1, IFXMIPS_DMA_CCTRL); - while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 1) - ; - local_irq_restore(flag); - - for (j = 0; j < pCh->desc_len; j++) { - tx_desc_p = (struct tx_desc *)pCh->desc_base + j; - if ((tx_desc_p->status.field.OWN == CPU_OWN && tx_desc_p->status.field.C) - || (tx_desc_p->status.field.OWN == DMA_OWN && tx_desc_p->status.field.data_length > 0)) { - dev->buffer_free((u8 *) __va(tx_desc_p->Data_Pointer), (void *)pCh->opt[j]); - } - tx_desc_p->status.field.OWN = CPU_OWN; - memset(tx_desc_p, 0, sizeof(struct tx_desc)); - } - /* TODO should free buffer that is not transferred by dma */ - } - } - - for (i = 0; i < dev->max_rx_chan_num; i++) { - pCh = dev->rx_chan[i]; - chan_no = (int)(dev->rx_chan[i] - dma_chan); - ifxmips_disable_irq(pCh->irq); - - local_irq_save(flag); - g_ifxmips_dma_int_status &= ~(1 << chan_no); - pCh->curr_desc = 0; - pCh->prev_desc = 0; - pCh->control = IFXMIPS_DMA_CH_OFF; - - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - ifxmips_w32(0, IFXMIPS_DMA_CIE); /* fix me, should disable all the interrupts here? */ - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_IRNEN) & ~(1 << chan_no), IFXMIPS_DMA_IRNEN); /* disable interrupts */ - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~1, IFXMIPS_DMA_CCTRL); - while (ifxmips_r32(IFXMIPS_DMA_CCTRL) & 1) - ; - - local_irq_restore(flag); - for (j = 0; j < pCh->desc_len; j++) { - rx_desc_p = (struct rx_desc *) pCh->desc_base + j; - if ((rx_desc_p->status.field.OWN == CPU_OWN - && rx_desc_p->status.field.C) - || (rx_desc_p->status.field.OWN == DMA_OWN - && rx_desc_p->status.field.data_length > 0)) { - dev->buffer_free((u8 *) - __va(rx_desc_p->Data_Pointer), - (void *) pCh->opt[j]); - } - } - } -} -EXPORT_SYMBOL(dma_device_unregister); - -int dma_device_read(struct dma_device_info *dma_dev, u8 **dataptr, void **opt) -{ - u8 *buf; - int len; - int byte_offset = 0; - void *p = NULL; - struct dma_channel_info *pCh = dma_dev->rx_chan[dma_dev->current_rx_chan]; - struct rx_desc *rx_desc_p; - - /* get the rx data first */ - rx_desc_p = (struct rx_desc *) pCh->desc_base + pCh->curr_desc; - if (!(rx_desc_p->status.field.OWN == CPU_OWN && rx_desc_p->status.field.C)) - return 0; - - buf = (u8 *) __va(rx_desc_p->Data_Pointer); - *(u32 *)dataptr = (u32)buf; - len = rx_desc_p->status.field.data_length; - - if (opt) - *(int *)opt = (int)pCh->opt[pCh->curr_desc]; - - /* replace with a new allocated buffer */ - buf = dma_dev->buffer_alloc(pCh->packet_size, &byte_offset, &p); - - if (buf) { - dma_cache_inv((unsigned long) buf, pCh->packet_size); - pCh->opt[pCh->curr_desc] = p; - wmb(); - - rx_desc_p->Data_Pointer = (u32) CPHYSADDR((u32) buf); - rx_desc_p->status.word = (DMA_OWN << 31) | ((byte_offset) << 23) | pCh->packet_size; - wmb(); - } else { - *(u32 *) dataptr = 0; - if (opt) - *(int *) opt = 0; - len = 0; - } - - /* increase the curr_desc pointer */ - pCh->curr_desc++; - if (pCh->curr_desc == pCh->desc_len) - pCh->curr_desc = 0; - - return len; -} -EXPORT_SYMBOL(dma_device_read); - -int dma_device_write(struct dma_device_info *dma_dev, u8 *dataptr, int len, void *opt) -{ - unsigned long flag; - u32 tmp, byte_offset; - struct dma_channel_info *pCh; - int chan_no; - struct tx_desc *tx_desc_p; - local_irq_save(flag); - - pCh = dma_dev->tx_chan[dma_dev->current_tx_chan]; - chan_no = (int)(pCh - (struct dma_channel_info *) dma_chan); - - tx_desc_p = (struct tx_desc *)pCh->desc_base + pCh->prev_desc; - while (tx_desc_p->status.field.OWN == CPU_OWN && tx_desc_p->status.field.C) { - dma_dev->buffer_free((u8 *) __va(tx_desc_p->Data_Pointer), pCh->opt[pCh->prev_desc]); - memset(tx_desc_p, 0, sizeof(struct tx_desc)); - pCh->prev_desc = (pCh->prev_desc + 1) % (pCh->desc_len); - tx_desc_p = (struct tx_desc *)pCh->desc_base + pCh->prev_desc; - } - tx_desc_p = (struct tx_desc *)pCh->desc_base + pCh->curr_desc; - /* Check whether this descriptor is available */ - if (tx_desc_p->status.field.OWN == DMA_OWN || tx_desc_p->status.field.C) { - /* if not, the tell the upper layer device */ - dma_dev->intr_handler (dma_dev, TX_BUF_FULL_INT); - local_irq_restore(flag); - printk(KERN_INFO "%s %d: failed to write!\n", __func__, __LINE__); - - return 0; - } - pCh->opt[pCh->curr_desc] = opt; - /* byte offset----to adjust the starting address of the data buffer, should be multiple of the burst length. */ - byte_offset = ((u32) CPHYSADDR((u32) dataptr)) % ((dma_dev->tx_burst_len) * 4); - dma_cache_wback((unsigned long) dataptr, len); - wmb(); - tx_desc_p->Data_Pointer = (u32) CPHYSADDR((u32) dataptr) - byte_offset; - wmb(); - tx_desc_p->status.word = (DMA_OWN << 31) | DMA_DESC_SOP_SET | DMA_DESC_EOP_SET | ((byte_offset) << 23) | len; - wmb(); - - pCh->curr_desc++; - if (pCh->curr_desc == pCh->desc_len) - pCh->curr_desc = 0; - - /*Check whether this descriptor is available */ - tx_desc_p = (struct tx_desc *) pCh->desc_base + pCh->curr_desc; - if (tx_desc_p->status.field.OWN == DMA_OWN) { - /*if not , the tell the upper layer device */ - dma_dev->intr_handler (dma_dev, TX_BUF_FULL_INT); - } - - ifxmips_w32(chan_no, IFXMIPS_DMA_CS); - tmp = ifxmips_r32(IFXMIPS_DMA_CCTRL); - - if (!(tmp & 1)) - pCh->open(pCh); - - local_irq_restore(flag); - - return len; -} -EXPORT_SYMBOL(dma_device_write); - -int map_dma_chan(struct dma_chan_map *map) -{ - int i, j; - int result; - - for (i = 0; i < MAX_DMA_DEVICE_NUM; i++) - strcpy(dma_devs[i].device_name, global_device_name[i]); - - for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++) { - dma_chan[i].irq = map[i].irq; - result = request_irq(dma_chan[i].irq, dma_interrupt, IRQF_DISABLED, map[i].dev_name, (void *)&dma_chan[i]); - if (result) { - printk(KERN_WARNING "error, cannot get dma_irq!\n"); - free_irq(dma_chan[i].irq, (void *) &dma_interrupt); - - return -EFAULT; - } - } - - for (i = 0; i < MAX_DMA_DEVICE_NUM; i++) { - dma_devs[i].num_tx_chan = 0; /*set default tx channel number to be one */ - dma_devs[i].num_rx_chan = 0; /*set default rx channel number to be one */ - dma_devs[i].max_rx_chan_num = 0; - dma_devs[i].max_tx_chan_num = 0; - dma_devs[i].buffer_alloc = &common_buffer_alloc; - dma_devs[i].buffer_free = &common_buffer_free; - dma_devs[i].intr_handler = NULL; - dma_devs[i].tx_burst_len = 4; - dma_devs[i].rx_burst_len = 4; - if (i == 0) { - ifxmips_w32(0, IFXMIPS_DMA_PS); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_PCTRL) | ((0xf << 8) | (1 << 6)), IFXMIPS_DMA_PCTRL); /*enable dma drop */ - } - - if (i == 1) { - ifxmips_w32(1, IFXMIPS_DMA_PS); - ifxmips_w32(0x14, IFXMIPS_DMA_PCTRL); /*deu port setting */ - } - - for (j = 0; j < MAX_DMA_CHANNEL_NUM; j++) { - dma_chan[j].byte_offset = 0; - dma_chan[j].open = &open_chan; - dma_chan[j].close = &close_chan; - dma_chan[j].reset = &reset_chan; - dma_chan[j].enable_irq = &enable_ch_irq; - dma_chan[j].disable_irq = &disable_ch_irq; - dma_chan[j].rel_chan_no = map[j].rel_chan_no; - dma_chan[j].control = IFXMIPS_DMA_CH_OFF; - dma_chan[j].default_weight = IFXMIPS_DMA_CH_DEFAULT_WEIGHT; - dma_chan[j].weight = dma_chan[j].default_weight; - dma_chan[j].curr_desc = 0; - dma_chan[j].prev_desc = 0; - } - - for (j = 0; j < MAX_DMA_CHANNEL_NUM; j++) { - if (strcmp(dma_devs[i].device_name, map[j].dev_name) == 0) { - if (map[j].dir == IFXMIPS_DMA_RX) { - dma_chan[j].dir = IFXMIPS_DMA_RX; - dma_devs[i].max_rx_chan_num++; - dma_devs[i].rx_chan[dma_devs[i].max_rx_chan_num - 1] = &dma_chan[j]; - dma_devs[i].rx_chan[dma_devs[i].max_rx_chan_num - 1]->pri = map[j].pri; - dma_chan[j].dma_dev = (void *)&dma_devs[i]; - } else if (map[j].dir == IFXMIPS_DMA_TX) { - /*TX direction */ - dma_chan[j].dir = IFXMIPS_DMA_TX; - dma_devs[i].max_tx_chan_num++; - dma_devs[i].tx_chan[dma_devs[i].max_tx_chan_num - 1] = &dma_chan[j]; - dma_devs[i].tx_chan[dma_devs[i].max_tx_chan_num - 1]->pri = map[j].pri; - dma_chan[j].dma_dev = (void *)&dma_devs[i]; - } else { - printk(KERN_WARNING "WRONG DMA MAP!\n"); - } - } - } - } - - return 0; -} - -void dma_chip_init(void) -{ - int i; - - /* enable DMA from PMU */ - ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_DMA); - - /* reset DMA */ - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CTRL) | 1, IFXMIPS_DMA_CTRL); - - /* disable all interrupts */ - ifxmips_w32(0, IFXMIPS_DMA_IRNEN); - - for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++) { - ifxmips_w32(i, IFXMIPS_DMA_CS); - ifxmips_w32(0x2, IFXMIPS_DMA_CCTRL); - ifxmips_w32(0x80000040, IFXMIPS_DMA_CPOLL); - ifxmips_w32(ifxmips_r32(IFXMIPS_DMA_CCTRL) & ~0x1, IFXMIPS_DMA_CCTRL); - } -} - -int ifxmips_dma_init(void) -{ - int i; - - dma_chip_init(); - if (map_dma_chan(default_dma_map)) - BUG(); - - g_desc_list = (u64 *)KSEG1ADDR(__get_free_page(GFP_DMA)); - - if (g_desc_list == NULL) { - printk(KERN_WARNING "no memory for desriptor\n"); - return -ENOMEM; - } - - memset(g_desc_list, 0, PAGE_SIZE); - - for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++) { - dma_chan[i].desc_base = (u32)g_desc_list + i * IFXMIPS_DMA_DESCRIPTOR_OFFSET * 8; - dma_chan[i].curr_desc = 0; - dma_chan[i].desc_len = IFXMIPS_DMA_DESCRIPTOR_OFFSET; - - ifxmips_w32(i, IFXMIPS_DMA_CS); - ifxmips_w32((u32)CPHYSADDR(dma_chan[i].desc_base), IFXMIPS_DMA_CDBA); - ifxmips_w32(dma_chan[i].desc_len, IFXMIPS_DMA_CDLEN); - } - - return 0; -} - -arch_initcall(ifxmips_dma_init); - -void dma_cleanup(void) -{ - int i; - - free_page(KSEG0ADDR((unsigned long) g_desc_list)); - for (i = 0; i < MAX_DMA_CHANNEL_NUM; i++) - free_irq(dma_chan[i].irq, (void *)&dma_interrupt); -} - -MODULE_LICENSE("GPL"); diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/gpio.c b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/gpio.c deleted file mode 100644 index 1ac00ded5..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/gpio.c +++ /dev/null @@ -1,345 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2004 btxu Generate from INCA-IP project - * Copyright (C) 2005 Jin-Sze.Sow Comments edited - * Copyright (C) 2006 Huang Xiaogang Modification & verification on Danube chip - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ - -#include <linux/module.h> -#include <linux/types.h> -#include <linux/errno.h> -#include <linux/proc_fs.h> -#include <linux/init.h> -#include <linux/ioctl.h> -#include <linux/timer.h> -#include <linux/module.h> -#include <linux/timer.h> -#include <linux/interrupt.h> -#include <linux/kobject.h> -#include <linux/workqueue.h> -#include <linux/skbuff.h> -#include <linux/netlink.h> -#include <linux/platform_device.h> -#include <linux/uaccess.h> -#include <linux/semaphore.h> -#include <linux/gpio.h> - -#include <net/sock.h> - -#include <ifxmips.h> - -#define MAX_PORTS 2 -#define PINS_PER_PORT 16 - -#define IFXMIPS_GPIO_SANITY {if (port > MAX_PORTS || pin > PINS_PER_PORT) return -EINVAL; } - -#define GPIO_TO_PORT(x) ((x > 15) ? (1) : (0)) -#define GPIO_TO_GPIO(x) ((x > 15) ? (x - 16) : (x)) - -int -ifxmips_port_reserve_pin(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - printk(KERN_INFO "%s : call to obseleted function\n", __func__); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_reserve_pin); - -int -ifxmips_port_free_pin(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - printk(KERN_INFO "%s : call to obseleted function\n", __func__); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_free_pin); - -int -ifxmips_port_set_open_drain(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_OD + (port * 0xC)) | (1 << pin), - IFXMIPS_GPIO_P0_OD + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_set_open_drain); - -int -ifxmips_port_clear_open_drain(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_OD + (port * 0xC)) & ~(1 << pin), - IFXMIPS_GPIO_P0_OD + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_clear_open_drain); - -int -ifxmips_port_set_pudsel(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_PUDSEL + (port * 0xC)) | (1 << pin), - IFXMIPS_GPIO_P0_PUDSEL + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_set_pudsel); - -int -ifxmips_port_clear_pudsel(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_PUDSEL + (port * 0xC)) & ~(1 << pin), - IFXMIPS_GPIO_P0_PUDSEL + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_clear_pudsel); - -int -ifxmips_port_set_puden(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_PUDEN + (port * 0xC)) | (1 << pin), - IFXMIPS_GPIO_P0_PUDEN + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_set_puden); - -int -ifxmips_port_clear_puden(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_PUDEN + (port * 0xC)) & ~(1 << pin), - IFXMIPS_GPIO_P0_PUDEN + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_clear_puden); - -int -ifxmips_port_set_stoff(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_STOFF + (port * 0xC)) | (1 << pin), - IFXMIPS_GPIO_P0_STOFF + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_set_stoff); - -int -ifxmips_port_clear_stoff(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_STOFF + (port * 0xC)) & ~(1 << pin), - IFXMIPS_GPIO_P0_STOFF + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_clear_stoff); - -int -ifxmips_port_set_dir_out(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_DIR + (port * 0xC)) | (1 << pin), - IFXMIPS_GPIO_P0_DIR + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_set_dir_out); - -int -ifxmips_port_set_dir_in(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_DIR + (port * 0xC)) & ~(1 << pin), - IFXMIPS_GPIO_P0_DIR + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_set_dir_in); - -int -ifxmips_port_set_output(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_OUT + (port * 0xC)) | (1 << pin), - IFXMIPS_GPIO_P0_OUT + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_set_output); - -int -ifxmips_port_clear_output(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_OUT + (port * 0xC)) & ~(1 << pin), - IFXMIPS_GPIO_P0_OUT + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_clear_output); - -int -ifxmips_port_get_input(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - if (ifxmips_r32(IFXMIPS_GPIO_P0_IN + (port * 0xC)) & (1 << pin)) - return 0; - else - return 1; -} -EXPORT_SYMBOL(ifxmips_port_get_input); - -int -ifxmips_port_set_altsel0(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_ALTSEL0 + (port * 0xC)) | (1 << pin), - IFXMIPS_GPIO_P0_ALTSEL0 + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_set_altsel0); - -int -ifxmips_port_clear_altsel0(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_ALTSEL0 + (port * 0xC)) & ~(1 << pin), - IFXMIPS_GPIO_P0_ALTSEL0 + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_clear_altsel0); - -int -ifxmips_port_set_altsel1(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_ALTSEL1 + (port * 0xC)) | (1 << pin), - IFXMIPS_GPIO_P0_ALTSEL1 + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_set_altsel1); - -int -ifxmips_port_clear_altsel1(unsigned int port, unsigned int pin) -{ - IFXMIPS_GPIO_SANITY; - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P0_ALTSEL1 + (port * 0xC)) & ~(1 << pin), - IFXMIPS_GPIO_P0_ALTSEL1 + (port * 0xC)); - return 0; -} -EXPORT_SYMBOL(ifxmips_port_clear_altsel1); - -static void -ifxmips_gpio_set(struct gpio_chip *chip, unsigned int offset, int value) -{ - int port = GPIO_TO_PORT(offset); - int gpio = GPIO_TO_GPIO(offset); - if(value) - ifxmips_port_set_output(port, gpio); - else - ifxmips_port_clear_output(port, gpio); -} - -static int -ifxmips_gpio_get(struct gpio_chip *chip, unsigned int offset) -{ - int port = GPIO_TO_PORT(offset); - int gpio = GPIO_TO_GPIO(offset); - return ifxmips_port_get_input(port, gpio); -} - -static int -ifxmips_gpio_direction_input(struct gpio_chip *chip, unsigned int offset) -{ - int port = GPIO_TO_PORT(offset); - int gpio = GPIO_TO_GPIO(offset); - ifxmips_port_set_open_drain(port, gpio); - ifxmips_port_clear_altsel0(port, gpio); - ifxmips_port_clear_altsel1(port, gpio); - ifxmips_port_set_dir_in(port, gpio); - return 0; -} - -static int -ifxmips_gpio_direction_output(struct gpio_chip *chip, unsigned int offset, int value) -{ - int port = GPIO_TO_PORT(offset); - int gpio = GPIO_TO_GPIO(offset); - ifxmips_port_clear_open_drain(port, gpio); - ifxmips_port_clear_altsel0(port, gpio); - ifxmips_port_clear_altsel1(port, gpio); - ifxmips_port_set_dir_out(port, gpio); - ifxmips_gpio_set(chip, offset, value); - return 0; -} - -int -gpio_to_irq(unsigned int gpio) -{ - return -EINVAL; -} -EXPORT_SYMBOL(gpio_to_irq); - -struct gpio_chip -ifxmips_gpio_chip = -{ - .label = "ifxmips-gpio", - .direction_input = ifxmips_gpio_direction_input, - .direction_output = ifxmips_gpio_direction_output, - .get = ifxmips_gpio_get, - .set = ifxmips_gpio_set, - .base = 0, - .ngpio = 32, -}; - -static int -ifxmips_gpio_probe(struct platform_device *dev) -{ - gpiochip_add(&ifxmips_gpio_chip); - return 0; -} - -static int -ifxmips_gpio_remove(struct platform_device *pdev) -{ - gpiochip_remove(&ifxmips_gpio_chip); - return 0; -} - -static struct platform_driver -ifxmips_gpio_driver = { - .probe = ifxmips_gpio_probe, - .remove = ifxmips_gpio_remove, - .driver = { - .name = "ifxmips_gpio", - .owner = THIS_MODULE, - }, -}; - -int __init -ifxmips_gpio_init(void) -{ - int ret = platform_driver_register(&ifxmips_gpio_driver); - if (ret) - printk(KERN_INFO "ifxmips_gpio : Error registering platfom driver!"); - return ret; -} - -void __exit -ifxmips_gpio_exit(void) -{ - platform_driver_unregister(&ifxmips_gpio_driver); -} - -module_init(ifxmips_gpio_init); -module_exit(ifxmips_gpio_exit); diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/irq.c b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/irq.c deleted file mode 100644 index b7326c72d..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/irq.c +++ /dev/null @@ -1,235 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2005 Wu Qi Ming infineon - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ - -#include <linux/init.h> -#include <linux/sched.h> -#include <linux/slab.h> -#include <linux/interrupt.h> -#include <linux/kernel_stat.h> -#include <linux/module.h> - -#include <asm/bootinfo.h> -#include <asm/irq.h> -#include <asm/irq_cpu.h> - -#include <ifxmips.h> -#include <ifxmips_irq.h> - -void ifxmips_disable_irq(unsigned int irq_nr) -{ - int i; - u32 *ifxmips_ier = IFXMIPS_ICU_IM0_IER; - - irq_nr -= INT_NUM_IRQ0; - for (i = 0; i <= 4; i++) { - if (irq_nr < INT_NUM_IM_OFFSET) { - ifxmips_w32(ifxmips_r32(ifxmips_ier) & ~(1 << irq_nr), - ifxmips_ier); - return; - } - ifxmips_ier += IFXMIPS_ICU_OFFSET; - irq_nr -= INT_NUM_IM_OFFSET; - } -} -EXPORT_SYMBOL(ifxmips_disable_irq); - -void ifxmips_mask_and_ack_irq(unsigned int irq_nr) -{ - int i; - u32 *ifxmips_ier = IFXMIPS_ICU_IM0_IER; - u32 *ifxmips_isr = IFXMIPS_ICU_IM0_ISR; - - irq_nr -= INT_NUM_IRQ0; - for (i = 0; i <= 4; i++) { - if (irq_nr < INT_NUM_IM_OFFSET) { - ifxmips_w32(ifxmips_r32(ifxmips_ier) & ~(1 << irq_nr), - ifxmips_ier); - ifxmips_w32((1 << irq_nr), ifxmips_isr); - return; - } - ifxmips_ier += IFXMIPS_ICU_OFFSET; - ifxmips_isr += IFXMIPS_ICU_OFFSET; - irq_nr -= INT_NUM_IM_OFFSET; - } -} -EXPORT_SYMBOL(ifxmips_mask_and_ack_irq); - -void ifxmips_enable_irq(unsigned int irq_nr) -{ - int i; - u32 *ifxmips_ier = IFXMIPS_ICU_IM0_IER; - - irq_nr -= INT_NUM_IRQ0; - for (i = 0; i <= 4; i++) { - if (irq_nr < INT_NUM_IM_OFFSET) { - ifxmips_w32(ifxmips_r32(ifxmips_ier) | (1 << irq_nr), - ifxmips_ier); - return; - } - ifxmips_ier += IFXMIPS_ICU_OFFSET; - irq_nr -= INT_NUM_IM_OFFSET; - } -} -EXPORT_SYMBOL(ifxmips_enable_irq); - -static unsigned int ifxmips_startup_irq(unsigned int irq) -{ - ifxmips_enable_irq(irq); - return 0; -} - -static void ifxmips_end_irq(unsigned int irq) -{ - if (!(irq_desc[irq].status & (IRQ_DISABLED | IRQ_INPROGRESS))) - ifxmips_enable_irq(irq); -} - -static struct hw_interrupt_type ifxmips_irq_type = { - "IFXMIPS", - .startup = ifxmips_startup_irq, - .enable = ifxmips_enable_irq, - .disable = ifxmips_disable_irq, - .unmask = ifxmips_enable_irq, - .ack = ifxmips_end_irq, - .mask = ifxmips_disable_irq, - .mask_ack = ifxmips_mask_and_ack_irq, - .end = ifxmips_end_irq, -}; - -/* silicon bug causes only the msb set to 1 to be valid. all - other bits might be bogus */ -static inline int ls1bit32(unsigned long x) -{ - __asm__ ( - ".set push \n" - ".set mips32 \n" - "clz %0, %1 \n" - ".set pop \n" - : "=r" (x) - : "r" (x)); - return 31 - x; -} - -void ifxmips_hw_irqdispatch(int module) -{ - u32 irq; - - irq = ifxmips_r32(IFXMIPS_ICU_IM0_IOSR + (module * IFXMIPS_ICU_OFFSET)); - if (irq == 0) - return; - - /* we need to do this due to a silicon bug */ - irq = ls1bit32(irq); - do_IRQ((int)irq + INT_NUM_IM0_IRL0 + (INT_NUM_IM_OFFSET * module)); - - if ((irq == 22) && (module == 0)) - ifxmips_w32(ifxmips_r32(IFXMIPS_EBU_PCC_ISTAT) | 0x10, - IFXMIPS_EBU_PCC_ISTAT); -} - -#ifdef CONFIG_CPU_MIPSR2_IRQ_VI -#define DEFINE_HWx_IRQDISPATCH(x) \ -static void ifxmips_hw ## x ## _irqdispatch(void)\ -{\ - ifxmips_hw_irqdispatch(x); \ -} -static void ifxmips_hw5_irqdispatch(void) -{ - do_IRQ(MIPS_CPU_TIMER_IRQ); -} -DEFINE_HWx_IRQDISPATCH(0) -DEFINE_HWx_IRQDISPATCH(1) -DEFINE_HWx_IRQDISPATCH(2) -DEFINE_HWx_IRQDISPATCH(3) -DEFINE_HWx_IRQDISPATCH(4) -/*DEFINE_HWx_IRQDISPATCH(5)*/ -#endif /* #ifdef CONFIG_CPU_MIPSR2_IRQ_VI */ - -asmlinkage void plat_irq_dispatch(void) -{ - unsigned int pending = read_c0_status() & read_c0_cause() & ST0_IM; - unsigned int i; - - if (pending & CAUSEF_IP7) { - do_IRQ(MIPS_CPU_TIMER_IRQ); - goto out; - } else { - for (i = 0; i < 5; i++) { - if (pending & (CAUSEF_IP2 << i)) { - ifxmips_hw_irqdispatch(i); - goto out; - } - } - } - printk(KERN_ALERT "Spurious IRQ: CAUSE=0x%08x\n", read_c0_status()); - -out: - return; -} - -static struct irqaction cascade = { - .handler = no_action, - .flags = IRQF_DISABLED, - .name = "cascade", -}; - -void __init arch_init_irq(void) -{ - int i; - - for (i = 0; i < 5; i++) - ifxmips_w32(0, IFXMIPS_ICU_IM0_IER + (i * IFXMIPS_ICU_OFFSET)); - - mips_cpu_irq_init(); - - for (i = 2; i <= 6; i++) - setup_irq(i, &cascade); - -#ifdef CONFIG_CPU_MIPSR2_IRQ_VI - if (cpu_has_vint) { - printk(KERN_INFO "Setting up vectored interrupts\n"); - set_vi_handler(2, ifxmips_hw0_irqdispatch); - set_vi_handler(3, ifxmips_hw1_irqdispatch); - set_vi_handler(4, ifxmips_hw2_irqdispatch); - set_vi_handler(5, ifxmips_hw3_irqdispatch); - set_vi_handler(6, ifxmips_hw4_irqdispatch); - set_vi_handler(7, ifxmips_hw5_irqdispatch); - } -#endif /* CONFIG_CPU_MIPSR2_IRQ_VI */ - - for (i = INT_NUM_IRQ0; i <= (INT_NUM_IRQ0 + (5 * INT_NUM_IM_OFFSET)); - i++) - set_irq_chip_and_handler(i, &ifxmips_irq_type, - handle_level_irq); - - #if !defined(CONFIG_MIPS_MT_SMP) && !defined(CONFIG_MIPS_MT_SMTC) - set_c0_status(IE_IRQ0 | IE_IRQ1 | IE_IRQ2 | - IE_IRQ3 | IE_IRQ4 | IE_IRQ5); - #else - set_c0_status(IE_SW0 | IE_SW1 | IE_IRQ0 | IE_IRQ1 | - IE_IRQ2 | IE_IRQ3 | IE_IRQ4 | IE_IRQ5); - #endif -} - -void __cpuinit arch_fixup_c0_irqs(void) -{ - /* FIXME: check for CPUID and only do fix for specific chips/versions */ - cp0_compare_irq = CP0_LEGACY_COMPARE_IRQ; - cp0_perfcount_irq = CP0_LEGACY_PERFCNT_IRQ; -} diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/pmu.c b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/pmu.c deleted file mode 100644 index 29d710451..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/pmu.c +++ /dev/null @@ -1,46 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - * - * code used for handling the power management unit of the danube. using - * the pmu we can turn the power of the seperate ip cores on/off. - */ - -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/version.h> - -#include <ifxmips.h> - -void ifxmips_pmu_enable(unsigned int module) -{ - int err = 1000000; - - ifxmips_w32(ifxmips_r32(IFXMIPS_PMU_PWDCR) & ~module, - IFXMIPS_PMU_PWDCR); - while (--err && (ifxmips_r32(IFXMIPS_PMU_PWDSR) & module)) - ; - - if (!err) - panic("activating PMU module failed!"); -} -EXPORT_SYMBOL(ifxmips_pmu_enable); - -void ifxmips_pmu_disable(unsigned int module) -{ - ifxmips_w32(ifxmips_r32(IFXMIPS_PMU_PWDCR) | module, IFXMIPS_PMU_PWDCR); -} -EXPORT_SYMBOL(ifxmips_pmu_disable); diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/prom.c b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/prom.c deleted file mode 100644 index ef5a68a81..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/prom.c +++ /dev/null @@ -1,157 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2005 Wu Qi Ming infineon - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ - -#include <linux/init.h> -#include <linux/module.h> -#include <linux/bootmem.h> - -#include <asm/bootinfo.h> - -#include <ifxmips.h> - -static char buf[1024]; /* for prom_printf() */ - -/* for voice cpu (MIPS24K) */ -unsigned int *prom_cp1_base; -unsigned int prom_cp1_size; - -/* for Multithreading (APRP) on MIPS34K */ -unsigned long physical_memsize; - -/* early printk on asc0 or asc1 ? */ -#ifdef CONFIG_IFXMIPS_PROM_ASC0 -#define IFXMIPS_ASC_DIFF 0 -#else -#define IFXMIPS_ASC_DIFF IFXMIPS_ASC_BASE_DIFF -#endif - -static inline u32 asc_r32(unsigned long r) -{ - return ifxmips_r32((u32 *)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_DIFF + r)); -} - -static inline void asc_w32(u32 v, unsigned long r) -{ - ifxmips_w32(v, (u32 *)(IFXMIPS_ASC_BASE_ADDR + IFXMIPS_ASC_DIFF + r)); -} - -void prom_free_prom_memory(void) -{ -} - -void prom_putchar(char c) -{ - unsigned long flags; - - local_irq_save(flags); - while ((asc_r32(IFXMIPS_ASC_FSTAT) & ASCFSTAT_TXFFLMASK) >> ASCFSTAT_TXFFLOFF) - ; - - if (c == '\n') - asc_w32('\r', IFXMIPS_ASC_TBUF); - asc_w32(c, IFXMIPS_ASC_TBUF); - local_irq_restore(flags); -} - -void prom_printf(const char *fmt, ...) -{ - va_list args; - int l; - char *p, *buf_end; - - va_start(args, fmt); - l = vsprintf(buf, fmt, args); - va_end(args); - buf_end = buf + l; - - for (p = buf; p < buf_end; p++) - prom_putchar(*p); -} - -unsigned int *prom_get_cp1_base(void) -{ - return prom_cp1_base; -} -EXPORT_SYMBOL(prom_get_cp1_base); - -unsigned int prom_get_cp1_size(void) -{ - /* return size im MB */ - return prom_cp1_size>>20; -} -EXPORT_SYMBOL(prom_get_cp1_size); - -void __init prom_init(void) -{ - int argc = fw_arg0; - char **argv = (char **) fw_arg1; - char **envp = (char **) fw_arg2; - - int memsize = 16; /* assume 16M as default */ - int i; - - mips_machtype = MACH_INFINEON_IFXMIPS; - - if (argc) { - argv = (char **)KSEG1ADDR((unsigned long)argv); - arcs_cmdline[0] = '\0'; - for (i = 1; i < argc; i++) { - char *a = (char *)KSEG1ADDR(argv[i]); - if (!argv[i]) - continue; - /* for voice cpu on Twinpass/Danube */ - if (cpu_data[0].cputype == CPU_24K) - if (!strncmp(a, "cp1_size=", 9)) { - prom_cp1_size = memparse(a + 9, &a); - continue; - } - if (strlen(arcs_cmdline) + strlen(a + 1) >= sizeof(arcs_cmdline)) { - prom_printf("cmdline overflow, skipping: %s\n", a); - break; - } - strcat(arcs_cmdline, a); - strcat(arcs_cmdline, " "); - } - if (!*arcs_cmdline) - strcpy(&(arcs_cmdline[0]), - "console=ttyS0,115200 rootfstype=squashfs,jffs2"); - } - envp = (char **)KSEG1ADDR((unsigned long)envp); - while (*envp) { - char *e = (char *)KSEG1ADDR(*envp); - - if (!strncmp(e, "memsize=", 8)) { - e += 8; - memsize = simple_strtoul(e, NULL, 10); - } - envp++; - } - memsize *= 1024 * 1024; - - /* only on Twinpass/Danube a second CPU is used for Voice */ - if ((cpu_data[0].cputype == CPU_24K) && (prom_cp1_size)) { - memsize -= prom_cp1_size; - prom_cp1_base = (unsigned int *)KSEG1ADDR(memsize); - - prom_printf("Using %dMB Ram and reserving %dMB for cp1\n", - memsize>>20, prom_cp1_size>>20); - } - - add_memory_region(0x00000000, memsize, BOOT_MEM_RAM); -} diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/reset.c b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/reset.c deleted file mode 100644 index c3119bce7..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/reset.c +++ /dev/null @@ -1,59 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ - -#include <linux/kernel.h> -#include <linux/pm.h> -#include <linux/io.h> - -#include <asm/reboot.h> -#include <asm/system.h> -#include <ifxmips.h> - -static void ifxmips_machine_restart(char *command) -{ - printk(KERN_NOTICE "System restart\n"); - local_irq_disable(); - - ifxmips_w32(ifxmips_r32(IFXMIPS_RCU_RST) | IFXMIPS_RCU_RST_ALL, - IFXMIPS_RCU_RST); - for (;;) - ; -} - -static void ifxmips_machine_halt(void) -{ - printk(KERN_NOTICE "System halted.\n"); - local_irq_disable(); - for (;;) - ; -} - -static void ifxmips_machine_power_off(void) -{ - printk(KERN_NOTICE "Please turn off the power now.\n"); - local_irq_disable(); - for (;;) - ; -} - -void ifxmips_reboot_setup(void) -{ - _machine_restart = ifxmips_machine_restart; - _machine_halt = ifxmips_machine_halt; - pm_power_off = ifxmips_machine_power_off; -} diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/setup.c b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/setup.c deleted file mode 100644 index 06fa2f0b4..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/setup.c +++ /dev/null @@ -1,92 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2004 peng.liu@infineon.com - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ - -#include <linux/init.h> -#include <linux/cpu.h> - -#include <asm/time.h> -#include <asm/traps.h> -#include <asm/irq.h> -#include <asm/bootinfo.h> - -#include <ifxmips.h> -#include <ifxmips_irq.h> -#include <ifxmips_pmu.h> -#include <ifxmips_cgu.h> -#include <ifxmips_prom.h> - -static unsigned int r4k_offset; -static unsigned int r4k_cur; - -/* required in arch/mips/kernel/kspd.c */ -unsigned long cpu_khz; - -extern void ifxmips_reboot_setup(void); - -unsigned int ifxmips_get_cpu_ver(void) -{ - return (ifxmips_r32(IFXMIPS_MPS_CHIPID) & 0xF0000000) >> 28; -} -EXPORT_SYMBOL(ifxmips_get_cpu_ver); - -static inline u32 ifxmips_get_counter_resolution(void) -{ - u32 res; - __asm__ __volatile__( - ".set push\n" - ".set mips32r2\n" - ".set noreorder\n" - "rdhwr %0, $3\n" - "ehb\n" - ".set pop\n" - : "=&r" (res) - : /* no input */ - : "memory"); - instruction_hazard(); - return res; -} - -void __init plat_time_init(void) -{ - mips_hpt_frequency = ifxmips_get_cpu_hz() / ifxmips_get_counter_resolution(); - r4k_cur = (read_c0_count() + r4k_offset); - write_c0_compare(r4k_cur); - - ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_GPT | IFXMIPS_PMU_PWDCR_FPI); - ifxmips_w32(0x100, IFXMIPS_GPTU_GPT_CLC); /* set clock divider to 1 */ - cpu_khz = ifxmips_get_cpu_hz(); -} - -void __init plat_mem_setup(void) -{ - u32 status; - prom_printf("This %s system has a cpu rev of %d\n", get_system_type(), ifxmips_get_cpu_ver()); - - /* make sure to have no "reverse endian" for user mode! */ - status = read_c0_status(); - status &= (~(1<<25)); - write_c0_status(status); - - ifxmips_reboot_setup(); - - ioport_resource.start = IOPORT_RESOURCE_START; - ioport_resource.end = IOPORT_RESOURCE_END; - iomem_resource.start = IOMEM_RESOURCE_START; - iomem_resource.end = IOMEM_RESOURCE_END; -} diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/timer.c b/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/timer.c deleted file mode 100644 index 31e606c85..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/ifxmips/timer.c +++ /dev/null @@ -1,829 +0,0 @@ -#include <linux/kernel.h> -#include <linux/module.h> -#include <linux/version.h> -#include <linux/types.h> -#include <linux/fs.h> -#include <linux/miscdevice.h> -#include <linux/init.h> -#include <linux/uaccess.h> -#include <linux/unistd.h> -#include <linux/errno.h> -#include <linux/interrupt.h> - -#include <asm/irq.h> -#include <asm/div64.h> - -#include <ifxmips.h> -#include <ifxmips_irq.h> -#include <ifxmips_cgu.h> -#include <ifxmips_gptu.h> -#include <ifxmips_pmu.h> - -#define MAX_NUM_OF_32BIT_TIMER_BLOCKS 6 - -#ifdef TIMER1A -#define FIRST_TIMER TIMER1A -#else -#define FIRST_TIMER 2 -#endif - -/* - * GPTC divider is set or not. - */ -#define GPTU_CLC_RMC_IS_SET 0 - -/* - * Timer Interrupt (IRQ) - */ -/* Must be adjusted when ICU driver is available */ -#define TIMER_INTERRUPT (INT_NUM_IM3_IRL0 + 22) - -/* - * Bits Operation - */ -#define GET_BITS(x, msb, lsb) \ - (((x) & ((1 << ((msb) + 1)) - 1)) >> (lsb)) -#define SET_BITS(x, msb, lsb, value) \ - (((x) & ~(((1 << ((msb) + 1)) - 1) ^ ((1 << (lsb)) - 1))) | \ - (((value) & ((1 << (1 + (msb) - (lsb))) - 1)) << (lsb))) - -/* - * GPTU Register Mapping - */ -#define IFXMIPS_GPTU (KSEG1 + 0x1E100A00) -#define IFXMIPS_GPTU_CLC ((volatile u32 *)(IFXMIPS_GPTU + 0x0000)) -#define IFXMIPS_GPTU_ID ((volatile u32 *)(IFXMIPS_GPTU + 0x0008)) -#define IFXMIPS_GPTU_CON(n, X) ((volatile u32 *)(IFXMIPS_GPTU + 0x0010 + ((X) * 4) + ((n) - 1) * 0x0020)) /* X must be either A or B */ -#define IFXMIPS_GPTU_RUN(n, X) ((volatile u32 *)(IFXMIPS_GPTU + 0x0018 + ((X) * 4) + ((n) - 1) * 0x0020)) /* X must be either A or B */ -#define IFXMIPS_GPTU_RELOAD(n, X) ((volatile u32 *)(IFXMIPS_GPTU + 0x0020 + ((X) * 4) + ((n) - 1) * 0x0020)) /* X must be either A or B */ -#define IFXMIPS_GPTU_COUNT(n, X) ((volatile u32 *)(IFXMIPS_GPTU + 0x0028 + ((X) * 4) + ((n) - 1) * 0x0020)) /* X must be either A or B */ -#define IFXMIPS_GPTU_IRNEN ((volatile u32 *)(IFXMIPS_GPTU + 0x00F4)) -#define IFXMIPS_GPTU_IRNICR ((volatile u32 *)(IFXMIPS_GPTU + 0x00F8)) -#define IFXMIPS_GPTU_IRNCR ((volatile u32 *)(IFXMIPS_GPTU + 0x00FC)) - -/* - * Clock Control Register - */ -#define GPTU_CLC_SMC GET_BITS(*IFXMIPS_GPTU_CLC, 23, 16) -#define GPTU_CLC_RMC GET_BITS(*IFXMIPS_GPTU_CLC, 15, 8) -#define GPTU_CLC_FSOE (*IFXMIPS_GPTU_CLC & (1 << 5)) -#define GPTU_CLC_EDIS (*IFXMIPS_GPTU_CLC & (1 << 3)) -#define GPTU_CLC_SPEN (*IFXMIPS_GPTU_CLC & (1 << 2)) -#define GPTU_CLC_DISS (*IFXMIPS_GPTU_CLC & (1 << 1)) -#define GPTU_CLC_DISR (*IFXMIPS_GPTU_CLC & (1 << 0)) - -#define GPTU_CLC_SMC_SET(value) SET_BITS(0, 23, 16, (value)) -#define GPTU_CLC_RMC_SET(value) SET_BITS(0, 15, 8, (value)) -#define GPTU_CLC_FSOE_SET(value) ((value) ? (1 << 5) : 0) -#define GPTU_CLC_SBWE_SET(value) ((value) ? (1 << 4) : 0) -#define GPTU_CLC_EDIS_SET(value) ((value) ? (1 << 3) : 0) -#define GPTU_CLC_SPEN_SET(value) ((value) ? (1 << 2) : 0) -#define GPTU_CLC_DISR_SET(value) ((value) ? (1 << 0) : 0) - -/* - * ID Register - */ -#define GPTU_ID_ID GET_BITS(*IFXMIPS_GPTU_ID, 15, 8) -#define GPTU_ID_CFG GET_BITS(*IFXMIPS_GPTU_ID, 7, 5) -#define GPTU_ID_REV GET_BITS(*IFXMIPS_GPTU_ID, 4, 0) - -/* - * Control Register of Timer/Counter nX - * n is the index of block (1 based index) - * X is either A or B - */ -#define GPTU_CON_SRC_EG(n, X) (*IFXMIPS_GPTU_CON(n, X) & (1 << 10)) -#define GPTU_CON_SRC_EXT(n, X) (*IFXMIPS_GPTU_CON(n, X) & (1 << 9)) -#define GPTU_CON_SYNC(n, X) (*IFXMIPS_GPTU_CON(n, X) & (1 << 8)) -#define GPTU_CON_EDGE(n, X) GET_BITS(*IFXMIPS_GPTU_CON(n, X), 7, 6) -#define GPTU_CON_INV(n, X) (*IFXMIPS_GPTU_CON(n, X) & (1 << 5)) -#define GPTU_CON_EXT(n, X) (*IFXMIPS_GPTU_CON(n, A) & (1 << 4)) /* Timer/Counter B does not have this bit */ -#define GPTU_CON_STP(n, X) (*IFXMIPS_GPTU_CON(n, X) & (1 << 3)) -#define GPTU_CON_CNT(n, X) (*IFXMIPS_GPTU_CON(n, X) & (1 << 2)) -#define GPTU_CON_DIR(n, X) (*IFXMIPS_GPTU_CON(n, X) & (1 << 1)) -#define GPTU_CON_EN(n, X) (*IFXMIPS_GPTU_CON(n, X) & (1 << 0)) - -#define GPTU_CON_SRC_EG_SET(value) ((value) ? 0 : (1 << 10)) -#define GPTU_CON_SRC_EXT_SET(value) ((value) ? (1 << 9) : 0) -#define GPTU_CON_SYNC_SET(value) ((value) ? (1 << 8) : 0) -#define GPTU_CON_EDGE_SET(value) SET_BITS(0, 7, 6, (value)) -#define GPTU_CON_INV_SET(value) ((value) ? (1 << 5) : 0) -#define GPTU_CON_EXT_SET(value) ((value) ? (1 << 4) : 0) -#define GPTU_CON_STP_SET(value) ((value) ? (1 << 3) : 0) -#define GPTU_CON_CNT_SET(value) ((value) ? (1 << 2) : 0) -#define GPTU_CON_DIR_SET(value) ((value) ? (1 << 1) : 0) - -#define GPTU_RUN_RL_SET(value) ((value) ? (1 << 2) : 0) -#define GPTU_RUN_CEN_SET(value) ((value) ? (1 << 1) : 0) -#define GPTU_RUN_SEN_SET(value) ((value) ? (1 << 0) : 0) - -#define GPTU_IRNEN_TC_SET(n, X, value) ((value) ? (1 << (((n) - 1) * 2 + (X))) : 0) -#define GPTU_IRNCR_TC_SET(n, X, value) ((value) ? (1 << (((n) - 1) * 2 + (X))) : 0) - -#define TIMER_FLAG_MASK_SIZE(x) (x & 0x0001) -#define TIMER_FLAG_MASK_TYPE(x) (x & 0x0002) -#define TIMER_FLAG_MASK_STOP(x) (x & 0x0004) -#define TIMER_FLAG_MASK_DIR(x) (x & 0x0008) -#define TIMER_FLAG_NONE_EDGE 0x0000 -#define TIMER_FLAG_MASK_EDGE(x) (x & 0x0030) -#define TIMER_FLAG_REAL 0x0000 -#define TIMER_FLAG_INVERT 0x0040 -#define TIMER_FLAG_MASK_INVERT(x) (x & 0x0040) -#define TIMER_FLAG_MASK_TRIGGER(x) (x & 0x0070) -#define TIMER_FLAG_MASK_SYNC(x) (x & 0x0080) -#define TIMER_FLAG_CALLBACK_IN_HB 0x0200 -#define TIMER_FLAG_MASK_HANDLE(x) (x & 0x0300) -#define TIMER_FLAG_MASK_SRC(x) (x & 0x1000) - -struct timer_dev_timer { - unsigned int f_irq_on; - unsigned int irq; - unsigned int flag; - unsigned long arg1; - unsigned long arg2; -}; - -struct timer_dev { - struct mutex gptu_mutex; - unsigned int number_of_timers; - unsigned int occupation; - unsigned int f_gptu_on; - struct timer_dev_timer timer[MAX_NUM_OF_32BIT_TIMER_BLOCKS * 2]; -}; - -static int gptu_ioctl(struct inode *, struct file *, unsigned int, unsigned long); -static int gptu_open(struct inode *, struct file *); -static int gptu_release(struct inode *, struct file *); - -static struct file_operations gptu_fops = { - .owner = THIS_MODULE, - .ioctl = gptu_ioctl, - .open = gptu_open, - .release = gptu_release -}; - -static struct miscdevice gptu_miscdev = { - .minor = MISC_DYNAMIC_MINOR, - .name = "gptu", - .fops = &gptu_fops, -}; - -static struct timer_dev timer_dev; - -static irqreturn_t timer_irq_handler(int irq, void *p) -{ - unsigned int timer; - unsigned int flag; - struct timer_dev_timer *dev_timer = (struct timer_dev_timer *)p; - - timer = irq - TIMER_INTERRUPT; - if (timer < timer_dev.number_of_timers - && dev_timer == &timer_dev.timer[timer]) { - /* Clear interrupt. */ - ifxmips_w32(1 << timer, IFXMIPS_GPTU_IRNCR); - - /* Call user hanler or signal. */ - flag = dev_timer->flag; - if (!(timer & 0x01) - || TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT) { - /* 16-bit timer or timer A of 32-bit timer */ - switch (TIMER_FLAG_MASK_HANDLE(flag)) { - case TIMER_FLAG_CALLBACK_IN_IRQ: - case TIMER_FLAG_CALLBACK_IN_HB: - if (dev_timer->arg1) - (*(timer_callback)dev_timer->arg1)(dev_timer->arg2); - break; - case TIMER_FLAG_SIGNAL: - send_sig((int)dev_timer->arg2, (struct task_struct *)dev_timer->arg1, 0); - break; - } - } - } - return IRQ_HANDLED; -} - -static inline void ifxmips_enable_gptu(void) -{ - ifxmips_pmu_enable(IFXMIPS_PMU_PWDCR_GPT); - - /* Set divider as 1, disable write protection for SPEN, enable module. */ - *IFXMIPS_GPTU_CLC = - GPTU_CLC_SMC_SET(0x00) | - GPTU_CLC_RMC_SET(0x01) | - GPTU_CLC_FSOE_SET(0) | - GPTU_CLC_SBWE_SET(1) | - GPTU_CLC_EDIS_SET(0) | - GPTU_CLC_SPEN_SET(0) | - GPTU_CLC_DISR_SET(0); -} - -static inline void ifxmips_disable_gptu(void) -{ - ifxmips_w32(0x00, IFXMIPS_GPTU_IRNEN); - ifxmips_w32(0xfff, IFXMIPS_GPTU_IRNCR); - - /* Set divider as 0, enable write protection for SPEN, disable module. */ - *IFXMIPS_GPTU_CLC = - GPTU_CLC_SMC_SET(0x00) | - GPTU_CLC_RMC_SET(0x00) | - GPTU_CLC_FSOE_SET(0) | - GPTU_CLC_SBWE_SET(0) | - GPTU_CLC_EDIS_SET(0) | - GPTU_CLC_SPEN_SET(0) | - GPTU_CLC_DISR_SET(1); - - ifxmips_pmu_disable(IFXMIPS_PMU_PWDCR_GPT); -} - -int ifxmips_request_timer(unsigned int timer, unsigned int flag, - unsigned long value, unsigned long arg1, unsigned long arg2) -{ - int ret = 0; - unsigned int con_reg, irnen_reg; - int n, X; - - if (timer >= FIRST_TIMER + timer_dev.number_of_timers) - return -EINVAL; - - printk(KERN_INFO "request_timer(%d, 0x%08X, %lu)...", - timer, flag, value); - - if (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT) - value &= 0xFFFF; - else - timer &= ~0x01; - - mutex_lock(&timer_dev.gptu_mutex); - - /* - * Allocate timer. - */ - if (timer < FIRST_TIMER) { - unsigned int mask; - unsigned int shift; - /* This takes care of TIMER1B which is the only choice for Voice TAPI system */ - unsigned int offset = TIMER2A; - - /* - * Pick up a free timer. - */ - if (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT) { - mask = 1 << offset; - shift = 1; - } else { - mask = 3 << offset; - shift = 2; - } - for (timer = offset; - timer < offset + timer_dev.number_of_timers; - timer += shift, mask <<= shift) - if (!(timer_dev.occupation & mask)) { - timer_dev.occupation |= mask; - break; - } - if (timer >= offset + timer_dev.number_of_timers) { - printk("failed![%d]\n", __LINE__); - mutex_unlock(&timer_dev.gptu_mutex); - return -EINVAL; - } else - ret = timer; - } else { - register unsigned int mask; - - /* - * Check if the requested timer is free. - */ - mask = (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT ? 1 : 3) << timer; - if ((timer_dev.occupation & mask)) { - printk("failed![%d] mask %#x, timer_dev.occupation %#x\n", - __LINE__, mask, timer_dev.occupation); - mutex_unlock(&timer_dev.gptu_mutex); - return -EBUSY; - } else { - timer_dev.occupation |= mask; - ret = 0; - } - } - - /* - * Prepare control register value. - */ - switch (TIMER_FLAG_MASK_EDGE(flag)) { - default: - case TIMER_FLAG_NONE_EDGE: - con_reg = GPTU_CON_EDGE_SET(0x00); - break; - case TIMER_FLAG_RISE_EDGE: - con_reg = GPTU_CON_EDGE_SET(0x01); - break; - case TIMER_FLAG_FALL_EDGE: - con_reg = GPTU_CON_EDGE_SET(0x02); - break; - case TIMER_FLAG_ANY_EDGE: - con_reg = GPTU_CON_EDGE_SET(0x03); - break; - } - if (TIMER_FLAG_MASK_TYPE(flag) == TIMER_FLAG_TIMER) - con_reg |= - TIMER_FLAG_MASK_SRC(flag) == - TIMER_FLAG_EXT_SRC ? GPTU_CON_SRC_EXT_SET(1) : - GPTU_CON_SRC_EXT_SET(0); - else - con_reg |= - TIMER_FLAG_MASK_SRC(flag) == - TIMER_FLAG_EXT_SRC ? GPTU_CON_SRC_EG_SET(1) : - GPTU_CON_SRC_EG_SET(0); - con_reg |= - TIMER_FLAG_MASK_SYNC(flag) == - TIMER_FLAG_UNSYNC ? GPTU_CON_SYNC_SET(0) : - GPTU_CON_SYNC_SET(1); - con_reg |= - TIMER_FLAG_MASK_INVERT(flag) == - TIMER_FLAG_REAL ? GPTU_CON_INV_SET(0) : GPTU_CON_INV_SET(1); - con_reg |= - TIMER_FLAG_MASK_SIZE(flag) == - TIMER_FLAG_16BIT ? GPTU_CON_EXT_SET(0) : - GPTU_CON_EXT_SET(1); - con_reg |= - TIMER_FLAG_MASK_STOP(flag) == - TIMER_FLAG_ONCE ? GPTU_CON_STP_SET(1) : GPTU_CON_STP_SET(0); - con_reg |= - TIMER_FLAG_MASK_TYPE(flag) == - TIMER_FLAG_TIMER ? GPTU_CON_CNT_SET(0) : - GPTU_CON_CNT_SET(1); - con_reg |= - TIMER_FLAG_MASK_DIR(flag) == - TIMER_FLAG_UP ? GPTU_CON_DIR_SET(1) : GPTU_CON_DIR_SET(0); - - /* - * Fill up running data. - */ - timer_dev.timer[timer - FIRST_TIMER].flag = flag; - timer_dev.timer[timer - FIRST_TIMER].arg1 = arg1; - timer_dev.timer[timer - FIRST_TIMER].arg2 = arg2; - if (TIMER_FLAG_MASK_SIZE(flag) != TIMER_FLAG_16BIT) - timer_dev.timer[timer - FIRST_TIMER + 1].flag = flag; - - /* - * Enable GPTU module. - */ - if (!timer_dev.f_gptu_on) { - ifxmips_enable_gptu(); - timer_dev.f_gptu_on = 1; - } - - /* - * Enable IRQ. - */ - if (TIMER_FLAG_MASK_HANDLE(flag) != TIMER_FLAG_NO_HANDLE) { - if (TIMER_FLAG_MASK_HANDLE(flag) == TIMER_FLAG_SIGNAL) - timer_dev.timer[timer - FIRST_TIMER].arg1 = - (unsigned long) find_task_by_vpid((int) arg1); - - irnen_reg = 1 << (timer - FIRST_TIMER); - - if (TIMER_FLAG_MASK_HANDLE(flag) == TIMER_FLAG_SIGNAL - || (TIMER_FLAG_MASK_HANDLE(flag) == - TIMER_FLAG_CALLBACK_IN_IRQ - && timer_dev.timer[timer - FIRST_TIMER].arg1)) { - enable_irq(timer_dev.timer[timer - FIRST_TIMER].irq); - timer_dev.timer[timer - FIRST_TIMER].f_irq_on = 1; - } - } else - irnen_reg = 0; - - /* - * Write config register, reload value and enable interrupt. - */ - n = timer >> 1; - X = timer & 0x01; - *IFXMIPS_GPTU_CON(n, X) = con_reg; - *IFXMIPS_GPTU_RELOAD(n, X) = value; - /* printk("reload value = %d\n", (u32)value); */ - *IFXMIPS_GPTU_IRNEN |= irnen_reg; - - mutex_unlock(&timer_dev.gptu_mutex); - printk("successful!\n"); - return ret; -} -EXPORT_SYMBOL(ifxmips_request_timer); - -int ifxmips_free_timer(unsigned int timer) -{ - unsigned int flag; - unsigned int mask; - int n, X; - - if (!timer_dev.f_gptu_on) - return -EINVAL; - - if (timer < FIRST_TIMER || timer >= FIRST_TIMER + timer_dev.number_of_timers) - return -EINVAL; - - mutex_lock(&timer_dev.gptu_mutex); - - flag = timer_dev.timer[timer - FIRST_TIMER].flag; - if (TIMER_FLAG_MASK_SIZE(flag) != TIMER_FLAG_16BIT) - timer &= ~0x01; - - mask = (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT ? 1 : 3) << timer; - if (((timer_dev.occupation & mask) ^ mask)) { - mutex_unlock(&timer_dev.gptu_mutex); - return -EINVAL; - } - - n = timer >> 1; - X = timer & 0x01; - - if (GPTU_CON_EN(n, X)) - *IFXMIPS_GPTU_RUN(n, X) = GPTU_RUN_CEN_SET(1); - - *IFXMIPS_GPTU_IRNEN &= ~GPTU_IRNEN_TC_SET(n, X, 1); - *IFXMIPS_GPTU_IRNCR |= GPTU_IRNCR_TC_SET(n, X, 1); - - if (timer_dev.timer[timer - FIRST_TIMER].f_irq_on) { - disable_irq(timer_dev.timer[timer - FIRST_TIMER].irq); - timer_dev.timer[timer - FIRST_TIMER].f_irq_on = 0; - } - - timer_dev.occupation &= ~mask; - if (!timer_dev.occupation && timer_dev.f_gptu_on) { - ifxmips_disable_gptu(); - timer_dev.f_gptu_on = 0; - } - - mutex_unlock(&timer_dev.gptu_mutex); - - return 0; -} -EXPORT_SYMBOL(ifxmips_free_timer); - -int ifxmips_start_timer(unsigned int timer, int is_resume) -{ - unsigned int flag; - unsigned int mask; - int n, X; - - if (!timer_dev.f_gptu_on) - return -EINVAL; - - if (timer < FIRST_TIMER || timer >= FIRST_TIMER + timer_dev.number_of_timers) - return -EINVAL; - - mutex_lock(&timer_dev.gptu_mutex); - - flag = timer_dev.timer[timer - FIRST_TIMER].flag; - if (TIMER_FLAG_MASK_SIZE(flag) != TIMER_FLAG_16BIT) - timer &= ~0x01; - - mask = (TIMER_FLAG_MASK_SIZE(flag) == - TIMER_FLAG_16BIT ? 1 : 3) << timer; - if (((timer_dev.occupation & mask) ^ mask)) { - mutex_unlock(&timer_dev.gptu_mutex); - return -EINVAL; - } - - n = timer >> 1; - X = timer & 0x01; - - *IFXMIPS_GPTU_RUN(n, X) = GPTU_RUN_RL_SET(!is_resume) | GPTU_RUN_SEN_SET(1); - - mutex_unlock(&timer_dev.gptu_mutex); - - return 0; -} -EXPORT_SYMBOL(ifxmips_start_timer); - -int ifxmips_stop_timer(unsigned int timer) -{ - unsigned int flag; - unsigned int mask; - int n, X; - - if (!timer_dev.f_gptu_on) - return -EINVAL; - - if (timer < FIRST_TIMER - || timer >= FIRST_TIMER + timer_dev.number_of_timers) - return -EINVAL; - - mutex_lock(&timer_dev.gptu_mutex); - - flag = timer_dev.timer[timer - FIRST_TIMER].flag; - if (TIMER_FLAG_MASK_SIZE(flag) != TIMER_FLAG_16BIT) - timer &= ~0x01; - - mask = (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT ? 1 : 3) << timer; - if (((timer_dev.occupation & mask) ^ mask)) { - mutex_unlock(&timer_dev.gptu_mutex); - return -EINVAL; - } - - n = timer >> 1; - X = timer & 0x01; - - *IFXMIPS_GPTU_RUN(n, X) = GPTU_RUN_CEN_SET(1); - - mutex_unlock(&timer_dev.gptu_mutex); - - return 0; -} -EXPORT_SYMBOL(ifxmips_stop_timer); - -int ifxmips_reset_counter_flags(u32 timer, u32 flags) -{ - unsigned int oflag; - unsigned int mask, con_reg; - int n, X; - - if (!timer_dev.f_gptu_on) - return -EINVAL; - - if (timer < FIRST_TIMER || timer >= FIRST_TIMER + timer_dev.number_of_timers) - return -EINVAL; - - mutex_lock(&timer_dev.gptu_mutex); - - oflag = timer_dev.timer[timer - FIRST_TIMER].flag; - if (TIMER_FLAG_MASK_SIZE(oflag) != TIMER_FLAG_16BIT) - timer &= ~0x01; - - mask = (TIMER_FLAG_MASK_SIZE(oflag) == TIMER_FLAG_16BIT ? 1 : 3) << timer; - if (((timer_dev.occupation & mask) ^ mask)) { - mutex_unlock(&timer_dev.gptu_mutex); - return -EINVAL; - } - - switch (TIMER_FLAG_MASK_EDGE(flags)) { - default: - case TIMER_FLAG_NONE_EDGE: - con_reg = GPTU_CON_EDGE_SET(0x00); - break; - case TIMER_FLAG_RISE_EDGE: - con_reg = GPTU_CON_EDGE_SET(0x01); - break; - case TIMER_FLAG_FALL_EDGE: - con_reg = GPTU_CON_EDGE_SET(0x02); - break; - case TIMER_FLAG_ANY_EDGE: - con_reg = GPTU_CON_EDGE_SET(0x03); - break; - } - if (TIMER_FLAG_MASK_TYPE(flags) == TIMER_FLAG_TIMER) - con_reg |= TIMER_FLAG_MASK_SRC(flags) == TIMER_FLAG_EXT_SRC ? GPTU_CON_SRC_EXT_SET(1) : GPTU_CON_SRC_EXT_SET(0); - else - con_reg |= TIMER_FLAG_MASK_SRC(flags) == TIMER_FLAG_EXT_SRC ? GPTU_CON_SRC_EG_SET(1) : GPTU_CON_SRC_EG_SET(0); - con_reg |= TIMER_FLAG_MASK_SYNC(flags) == TIMER_FLAG_UNSYNC ? GPTU_CON_SYNC_SET(0) : GPTU_CON_SYNC_SET(1); - con_reg |= TIMER_FLAG_MASK_INVERT(flags) == TIMER_FLAG_REAL ? GPTU_CON_INV_SET(0) : GPTU_CON_INV_SET(1); - con_reg |= TIMER_FLAG_MASK_SIZE(flags) == TIMER_FLAG_16BIT ? GPTU_CON_EXT_SET(0) : GPTU_CON_EXT_SET(1); - con_reg |= TIMER_FLAG_MASK_STOP(flags) == TIMER_FLAG_ONCE ? GPTU_CON_STP_SET(1) : GPTU_CON_STP_SET(0); - con_reg |= TIMER_FLAG_MASK_TYPE(flags) == TIMER_FLAG_TIMER ? GPTU_CON_CNT_SET(0) : GPTU_CON_CNT_SET(1); - con_reg |= TIMER_FLAG_MASK_DIR(flags) == TIMER_FLAG_UP ? GPTU_CON_DIR_SET(1) : GPTU_CON_DIR_SET(0); - - timer_dev.timer[timer - FIRST_TIMER].flag = flags; - if (TIMER_FLAG_MASK_SIZE(flags) != TIMER_FLAG_16BIT) - timer_dev.timer[timer - FIRST_TIMER + 1].flag = flags; - - n = timer >> 1; - X = timer & 0x01; - - *IFXMIPS_GPTU_CON(n, X) = con_reg; - smp_wmb(); - printk(KERN_INFO "[%s]: counter%d oflags %#x, nflags %#x, GPTU_CON %#x\n", __func__, timer, oflag, flags, *IFXMIPS_GPTU_CON(n, X)); - mutex_unlock(&timer_dev.gptu_mutex); - return 0; -} -EXPORT_SYMBOL(ifxmips_reset_counter_flags); - -int ifxmips_get_count_value(unsigned int timer, unsigned long *value) -{ - unsigned int flag; - unsigned int mask; - int n, X; - - if (!timer_dev.f_gptu_on) - return -EINVAL; - - if (timer < FIRST_TIMER - || timer >= FIRST_TIMER + timer_dev.number_of_timers) - return -EINVAL; - - mutex_lock(&timer_dev.gptu_mutex); - - flag = timer_dev.timer[timer - FIRST_TIMER].flag; - if (TIMER_FLAG_MASK_SIZE(flag) != TIMER_FLAG_16BIT) - timer &= ~0x01; - - mask = (TIMER_FLAG_MASK_SIZE(flag) == TIMER_FLAG_16BIT ? 1 : 3) << timer; - if (((timer_dev.occupation & mask) ^ mask)) { - mutex_unlock(&timer_dev.gptu_mutex); - return -EINVAL; - } - - n = timer >> 1; - X = timer & 0x01; - - *value = *IFXMIPS_GPTU_COUNT(n, X); - - mutex_unlock(&timer_dev.gptu_mutex); - - return 0; -} -EXPORT_SYMBOL(ifxmips_get_count_value); - -u32 ifxmips_cal_divider(unsigned long freq) -{ - u64 module_freq, fpi = cgu_get_fpi_bus_clock(2); - u32 clock_divider = 1; - module_freq = fpi * 1000; - do_div(module_freq, clock_divider * freq); - return module_freq; -} -EXPORT_SYMBOL(ifxmips_cal_divider); - -int ifxmips_set_timer(unsigned int timer, unsigned int freq, int is_cyclic, - int is_ext_src, unsigned int handle_flag, unsigned long arg1, - unsigned long arg2) -{ - unsigned long divider; - unsigned int flag; - - divider = ifxmips_cal_divider(freq); - if (divider == 0) - return -EINVAL; - flag = ((divider & ~0xFFFF) ? TIMER_FLAG_32BIT : TIMER_FLAG_16BIT) - | (is_cyclic ? TIMER_FLAG_CYCLIC : TIMER_FLAG_ONCE) - | (is_ext_src ? TIMER_FLAG_EXT_SRC : TIMER_FLAG_INT_SRC) - | TIMER_FLAG_TIMER | TIMER_FLAG_DOWN - | TIMER_FLAG_MASK_HANDLE(handle_flag); - - printk(KERN_INFO "ifxmips_set_timer(%d, %d), divider = %lu\n", - timer, freq, divider); - return ifxmips_request_timer(timer, flag, divider, arg1, arg2); -} -EXPORT_SYMBOL(ifxmips_set_timer); - -int ifxmips_set_counter(unsigned int timer, unsigned int flag, u32 reload, - unsigned long arg1, unsigned long arg2) -{ - printk(KERN_INFO "ifxmips_set_counter(%d, %#x, %d)\n", timer, flag, reload); - return ifxmips_request_timer(timer, flag, reload, arg1, arg2); -} -EXPORT_SYMBOL(ifxmips_set_counter); - -static int gptu_ioctl(struct inode *inode, struct file *file, unsigned int cmd, - unsigned long arg) -{ - int ret; - struct gptu_ioctl_param param; - - if (!access_ok(VERIFY_READ, arg, sizeof(struct gptu_ioctl_param))) - return -EFAULT; - copy_from_user(¶m, (void *) arg, sizeof(param)); - - if ((((cmd == GPTU_REQUEST_TIMER || cmd == GPTU_SET_TIMER - || GPTU_SET_COUNTER) && param.timer < 2) - || cmd == GPTU_GET_COUNT_VALUE || cmd == GPTU_CALCULATE_DIVIDER) - && !access_ok(VERIFY_WRITE, arg, - sizeof(struct gptu_ioctl_param))) - return -EFAULT; - - switch (cmd) { - case GPTU_REQUEST_TIMER: - ret = ifxmips_request_timer(param.timer, param.flag, param.value, - (unsigned long) param.pid, - (unsigned long) param.sig); - if (ret > 0) { - copy_to_user(&((struct gptu_ioctl_param *) arg)-> - timer, &ret, sizeof(&ret)); - ret = 0; - } - break; - case GPTU_FREE_TIMER: - ret = ifxmips_free_timer(param.timer); - break; - case GPTU_START_TIMER: - ret = ifxmips_start_timer(param.timer, param.flag); - break; - case GPTU_STOP_TIMER: - ret = ifxmips_stop_timer(param.timer); - break; - case GPTU_GET_COUNT_VALUE: - ret = ifxmips_get_count_value(param.timer, ¶m.value); - if (!ret) - copy_to_user(&((struct gptu_ioctl_param *) arg)-> - value, ¶m.value, - sizeof(param.value)); - break; - case GPTU_CALCULATE_DIVIDER: - param.value = ifxmips_cal_divider(param.value); - if (param.value == 0) - ret = -EINVAL; - else { - copy_to_user(&((struct gptu_ioctl_param *) arg)-> - value, ¶m.value, - sizeof(param.value)); - ret = 0; - } - break; - case GPTU_SET_TIMER: - ret = ifxmips_set_timer(param.timer, param.value, - TIMER_FLAG_MASK_STOP(param.flag) != - TIMER_FLAG_ONCE ? 1 : 0, - TIMER_FLAG_MASK_SRC(param.flag) == - TIMER_FLAG_EXT_SRC ? 1 : 0, - TIMER_FLAG_MASK_HANDLE(param.flag) == - TIMER_FLAG_SIGNAL ? TIMER_FLAG_SIGNAL : - TIMER_FLAG_NO_HANDLE, - (unsigned long) param.pid, - (unsigned long) param.sig); - if (ret > 0) { - copy_to_user(&((struct gptu_ioctl_param *) arg)-> - timer, &ret, sizeof(&ret)); - ret = 0; - } - break; - case GPTU_SET_COUNTER: - ifxmips_set_counter(param.timer, param.flag, param.value, 0, 0); - if (ret > 0) { - copy_to_user(&((struct gptu_ioctl_param *) arg)-> - timer, &ret, sizeof(&ret)); - ret = 0; - } - break; - default: - ret = -ENOTTY; - } - - return ret; -} - -static int gptu_open(struct inode *inode, struct file *file) -{ - return 0; -} - -static int gptu_release(struct inode *inode, struct file *file) -{ - return 0; -} - -int __init ifxmips_gptu_init(void) -{ - int ret; - unsigned int i; - - ifxmips_w32(0, IFXMIPS_GPTU_IRNEN); - ifxmips_w32(0xfff, IFXMIPS_GPTU_IRNCR); - - memset(&timer_dev, 0, sizeof(timer_dev)); - mutex_init(&timer_dev.gptu_mutex); - - ifxmips_enable_gptu(); - timer_dev.number_of_timers = GPTU_ID_CFG * 2; - ifxmips_disable_gptu(); - if (timer_dev.number_of_timers > MAX_NUM_OF_32BIT_TIMER_BLOCKS * 2) - timer_dev.number_of_timers = MAX_NUM_OF_32BIT_TIMER_BLOCKS * 2; - printk(KERN_INFO "gptu: totally %d 16-bit timers/counters\n", timer_dev.number_of_timers); - - ret = misc_register(&gptu_miscdev); - if (ret) { - printk(KERN_ERR "gptu: can't misc_register, get error %d\n", -ret); - return ret; - } else { - printk(KERN_INFO "gptu: misc_register on minor %d\n", gptu_miscdev.minor); - } - - for (i = 0; i < timer_dev.number_of_timers; i++) { - ret = request_irq(TIMER_INTERRUPT + i, timer_irq_handler, IRQF_TIMER, gptu_miscdev.name, &timer_dev.timer[i]); - if (ret) { - for (; i >= 0; i--) - free_irq(TIMER_INTERRUPT + i, &timer_dev.timer[i]); - misc_deregister(&gptu_miscdev); - printk(KERN_ERR "gptu: failed in requesting irq (%d), get error %d\n", i, -ret); - return ret; - } else { - timer_dev.timer[i].irq = TIMER_INTERRUPT + i; - disable_irq(timer_dev.timer[i].irq); - printk(KERN_INFO "gptu: succeeded to request irq %d\n", timer_dev.timer[i].irq); - } - } - - return 0; -} - -void __exit ifxmips_gptu_exit(void) -{ - unsigned int i; - - for (i = 0; i < timer_dev.number_of_timers; i++) { - if (timer_dev.timer[i].f_irq_on) - disable_irq(timer_dev.timer[i].irq); - free_irq(timer_dev.timer[i].irq, &timer_dev.timer[i]); - } - ifxmips_disable_gptu(); - misc_deregister(&gptu_miscdev); -} - -module_init(ifxmips_gptu_init); -module_exit(ifxmips_gptu_exit); diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips.h deleted file mode 100644 index 0cb909dc0..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips.h +++ /dev/null @@ -1,534 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2005 infineon - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ -#ifndef _IFXMIPS_H__ -#define _IFXMIPS_H__ - -#define ifxmips_r32(reg) __raw_readl(reg) -#define ifxmips_w32(val, reg) __raw_writel(val, reg) -#define ifxmips_w32_mask(clear, set, reg) ifxmips_w32((ifxmips_r32(reg) & ~clear) | set, reg) - -/*------------ GENERAL */ - -#define BOARD_SYSTEM_TYPE "IFXMIPS" - -#define IOPORT_RESOURCE_START 0x10000000 -#define IOPORT_RESOURCE_END 0xffffffff -#define IOMEM_RESOURCE_START 0x10000000 -#define IOMEM_RESOURCE_END 0xffffffff - -#define IFXMIPS_FLASH_START 0x10000000 -#define IFXMIPS_FLASH_MAX 0x02000000 - -/*------------ ASC0/1 */ - -#define IFXMIPS_ASC_BASE_ADDR (KSEG1 + 0x1E100400) -#define IFXMIPS_ASC_BASE_DIFF (0x1E100C00 - 0x1E100400) - -#define IFXMIPS_ASC_FSTAT 0x0048 -#define IFXMIPS_ASC_TBUF 0x0020 -#define IFXMIPS_ASC_WHBSTATE 0x0018 -#define IFXMIPS_ASC_RBUF 0x0024 -#define IFXMIPS_ASC_STATE 0x0014 -#define IFXMIPS_ASC_IRNCR 0x00F8 -#define IFXMIPS_ASC_CLC 0x0000 -#define IFXMIPS_ASC_PISEL 0x0004 -#define IFXMIPS_ASC_TXFCON 0x0044 -#define IFXMIPS_ASC_RXFCON 0x0040 -#define IFXMIPS_ASC_CON 0x0010 -#define IFXMIPS_ASC_BG 0x0050 -#define IFXMIPS_ASC_IRNREN 0x00F4 - -#define IFXMIPS_ASC_CLC_DISS 0x2 -#define ASC_IRNREN_RX_BUF 0x8 -#define ASC_IRNREN_TX_BUF 0x4 -#define ASC_IRNREN_ERR 0x2 -#define ASC_IRNREN_TX 0x1 -#define ASC_IRNCR_TIR 0x4 -#define ASC_IRNCR_RIR 0x2 -#define ASC_IRNCR_EIR 0x4 -#define ASCOPT_CSIZE 0x3 -#define ASCOPT_CS7 0x1 -#define ASCOPT_CS8 0x2 -#define ASCOPT_PARENB 0x4 -#define ASCOPT_STOPB 0x8 -#define ASCOPT_PARODD 0x0 -#define ASCOPT_CREAD 0x20 -#define TXFIFO_FL 1 -#define RXFIFO_FL 1 -#define TXFIFO_FULL 16 -#define ASCCLC_RMCMASK 0x0000FF00 -#define ASCCLC_RMCOFFSET 8 -#define ASCCON_M_8ASYNC 0x0 -#define ASCCON_M_7ASYNC 0x2 -#define ASCCON_ODD 0x00000020 -#define ASCCON_STP 0x00000080 -#define ASCCON_BRS 0x00000100 -#define ASCCON_FDE 0x00000200 -#define ASCCON_R 0x00008000 -#define ASCCON_FEN 0x00020000 -#define ASCCON_ROEN 0x00080000 -#define ASCCON_TOEN 0x00100000 -#define ASCSTATE_PE 0x00010000 -#define ASCSTATE_FE 0x00020000 -#define ASCSTATE_ROE 0x00080000 -#define ASCSTATE_ANY (ASCSTATE_ROE|ASCSTATE_PE|ASCSTATE_FE) -#define ASCWHBSTATE_CLRREN 0x00000001 -#define ASCWHBSTATE_SETREN 0x00000002 -#define ASCWHBSTATE_CLRPE 0x00000004 -#define ASCWHBSTATE_CLRFE 0x00000008 -#define ASCWHBSTATE_CLRROE 0x00000020 -#define ASCTXFCON_TXFEN 0x0001 -#define ASCTXFCON_TXFFLU 0x0002 -#define ASCTXFCON_TXFITLMASK 0x3F00 -#define ASCTXFCON_TXFITLOFF 8 -#define ASCRXFCON_RXFEN 0x0001 -#define ASCRXFCON_RXFFLU 0x0002 -#define ASCRXFCON_RXFITLMASK 0x3F00 -#define ASCRXFCON_RXFITLOFF 8 -#define ASCFSTAT_RXFFLMASK 0x003F -#define ASCFSTAT_TXFFLMASK 0x3F00 -#define ASCFSTAT_TXFFLOFF 8 - - - -/*------------ RCU */ -#define IFXMIPS_RCU_BASE_ADDR 0xBF203000 - -/* reset request */ -#define IFXMIPS_RCU_RST ((u32 *)(IFXMIPS_RCU_BASE_ADDR + 0x0010)) -#define IFXMIPS_RCU_RST_CPU1 (1 << 3) -#define IFXMIPS_RCU_RST_ALL 0x40000000 - -#define IFXMIPS_RCU_RST_REQ_DFE (1 << 7) -#define IFXMIPS_RCU_RST_REQ_AFE (1 << 11) -#define IFXMIPS_RCU_RST_REQ_ARC_JTAG (1 << 20) - - -/*------------ GPTU */ - -#define IFXMIPS_GPTU_BASE_ADDR 0xB8000300 - -/* clock control register */ -#define IFXMIPS_GPTU_GPT_CLC ((u32 *)(IFXMIPS_GPTU_BASE_ADDR + 0x0000)) - -/* captur reload register */ -#define IFXMIPS_GPTU_GPT_CAPREL ((u32 *)(IFXMIPS_GPTU_BASE_ADDR + 0x0030)) - -/* timer 6 control register */ -#define IFXMIPS_GPTU_GPT_T6CON ((u32 *)(IFXMIPS_GPTU_BASE_ADDR + 0x0020)) - - -/*------------ EBU */ - -#define IFXMIPS_EBU_BASE_ADDR 0xBE105300 - -/* bus configuration register */ -#define IFXMIPS_EBU_BUSCON0 ((u32 *)(IFXMIPS_EBU_BASE_ADDR + 0x0060)) -#define IFXMIPS_EBU_PCC_CON ((u32 *)(IFXMIPS_EBU_BASE_ADDR + 0x0090)) -#define IFXMIPS_EBU_PCC_IEN ((u32 *)(IFXMIPS_EBU_BASE_ADDR + 0x00A4)) -#define IFXMIPS_EBU_PCC_ISTAT ((u32 *)(IFXMIPS_EBU_BASE_ADDR + 0x00A0)) -#define IFXMIPS_EBU_BUSCON1 ((u32 *)(IFXMIPS_EBU_BASE_ADDR + 0x0064)) -#define IFXMIPS_EBU_ADDRSEL1 ((u32 *)(IFXMIPS_EBU_BASE_ADDR + 0x0024)) - -/*------------ CGU */ -#define IFXMIPS_CGU_BASE_ADDR (KSEG1 + 0x1F103000) -#define IFXMIPS_CGU_PLL0_CFG ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0004)) -#define IFXMIPS_CGU_PLL1_CFG ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0008)) -#define IFXMIPS_CGU_PLL2_CFG ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x000C)) -#define IFXMIPS_CGU_SYS ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0010)) -#define IFXMIPS_CGU_UPDATE ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0014)) -#define IFXMIPS_CGU_IF_CLK ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0018)) -#define IFXMIPS_CGU_OSC_CON ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x001C)) -#define IFXMIPS_CGU_SMD ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0020)) -#define IFXMIPS_CGU_CT1SR ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0028)) -#define IFXMIPS_CGU_CT2SR ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x002C)) -#define IFXMIPS_CGU_PCMCR ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0030)) -#define IFXMIPS_CGU_PCI_CR ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0034)) -#define IFXMIPS_CGU_PD_PC ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0038)) -#define IFXMIPS_CGU_FMR ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x003C)) - -/* clock mux */ -#define IFXMIPS_CGU_SYS ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0010)) -#define IFXMIPS_CGU_IFCCR ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0018)) -#define IFXMIPS_CGU_PCICR ((u32 *)(IFXMIPS_CGU_BASE_ADDR + 0x0034)) - -#define CLOCK_60M 60000000 -#define CLOCK_83M 83333333 -#define CLOCK_111M 111111111 -#define CLOCK_133M 133333333 -#define CLOCK_167M 166666667 -#define CLOCK_333M 333333333 - - -/*------------ CGU */ - -#define IFXMIPS_PMU_BASE_ADDR (KSEG1 + 0x1F102000) - -#define IFXMIPS_PMU_PWDCR ((u32 *)(IFXMIPS_PMU_BASE_ADDR + 0x001C)) -#define IFXMIPS_PMU_PWDSR ((u32 *)(IFXMIPS_PMU_BASE_ADDR + 0x0020)) - - -/*------------ ICU */ - -#define IFXMIPS_ICU_BASE_ADDR 0xBF880200 - - -#define IFXMIPS_ICU_IM0_ISR ((u32 *)(IFXMIPS_ICU_BASE_ADDR + 0x0000)) -#define IFXMIPS_ICU_IM0_IER ((u32 *)(IFXMIPS_ICU_BASE_ADDR + 0x0008)) -#define IFXMIPS_ICU_IM0_IOSR ((u32 *)(IFXMIPS_ICU_BASE_ADDR + 0x0010)) -#define IFXMIPS_ICU_IM0_IRSR ((u32 *)(IFXMIPS_ICU_BASE_ADDR + 0x0018)) -#define IFXMIPS_ICU_IM0_IMR ((u32 *)(IFXMIPS_ICU_BASE_ADDR + 0x0020)) - -#define IFXMIPS_ICU_IM1_ISR ((u32 *)(IFXMIPS_ICU_BASE_ADDR + 0x0028)) -#define IFXMIPS_ICU_IM2_IER ((u32 *)(IFXMIPS_ICU_BASE_ADDR + 0x0058)) -#define IFXMIPS_ICU_IM3_IER ((u32 *)(IFXMIPS_ICU_BASE_ADDR + 0x0080)) -#define IFXMIPS_ICU_IM4_IER ((u32 *)(IFXMIPS_ICU_BASE_ADDR + 0x00A8)) -#define IFXMIPS_ICU_IM5_IER ((u32 *)(IFXMIPS_ICU_BASE_ADDR + 0x00D0)) - -#define IFXMIPS_ICU_OFFSET (IFXMIPS_ICU_IM1_ISR - IFXMIPS_ICU_IM0_ISR) - -/* EIU - external interrupt controller */ - -/** EIU - base address */ -#define IFXMIPS_EIU_BASE_ADDR 0xBF101000 -/** EIU - control register */ -#define IFXMIPS_EIU_EXIN_C ((u32 *)(IFXMIPS_EIU_BASE_ADDR + 0x0000)) -/** EIU - interrupt node interrupt capture */ -#define IFXMIPS_EIU_INIC ((u32 *)(IFXMIPS_EIU_BASE_ADDR + 0x0004)) -/** EIU - interrupt node control */ -#define IFXMIPS_EIU_INC ((u32 *)(IFXMIPS_EIU_BASE_ADDR + 0x0008)) -/** EIU - interrupt node enable */ -#define IFXMIPS_EIU_INEN ((u32 *)(IFXMIPS_EIU_BASE_ADDR + 0x000C)) -/** NMI - control */ -#define IFXMIPS_NMI_CR ((u32 *)(IFXMIPS_EIU_BASE_ADDR + 0x00F0)) -/** NMI - status */ -#define IFXMIPS_NMI_SR (( u32 *)(IFXMIPS_EIU_BASE_ADDR + 0x00F4)) - - -/*------------ ETOP */ - -#define IFXMIPS_PPE32_BASE_ADDR 0xBE180000 - -#define ETHERNET_PACKET_DMA_BUFFER_SIZE 0x600 - -#define IFXMIPS_PPE32_MEM_MAP ((u32 *)(IFXMIPS_PPE32_BASE_ADDR + 0x10000)) -#define IFXMIPS_PPE32_SRST ((u32 *)(IFXMIPS_PPE32_BASE_ADDR + 0x10080)) - -#define MII_MODE 1 -#define REV_MII_MODE 2 - -/* mdio access */ -#define IFXMIPS_PPE32_MDIO_CFG ((u32 *)(IFXMIPS_PPE32_BASE_ADDR + 0x11800)) -#define IFXMIPS_PPE32_MDIO_ACC ((u32 *)(IFXMIPS_PPE32_BASE_ADDR + 0x11804)) - -#define MDIO_ACC_REQUEST 0x80000000 -#define MDIO_ACC_READ 0x40000000 -#define MDIO_ACC_ADDR_MASK 0x1f -#define MDIO_ACC_ADDR_OFFSET 0x15 -#define MDIO_ACC_REG_MASK 0x1f -#define MDIO_ACC_REG_OFFSET 0x10 -#define MDIO_ACC_VAL_MASK 0xffff - -/* configuration */ -#define IFXMIPS_PPE32_CFG ((u32 *)(IFXMIPS_PPE32_MEM_MAP + 0x1808)) - -#define PPE32_MII_MASK 0xfffffffc -#define PPE32_MII_NORMAL 0x8 -#define PPE32_MII_REVERSE 0xe - -/* packet length */ -#define IFXMIPS_PPE32_IG_PLEN_CTRL ((u32 *)(IFXMIPS_PPE32_MEM_MAP + 0x1820)) - -#define PPE32_PLEN_OVER 0x5ee -#define PPE32_PLEN_UNDER 0x400000 - -/* enet */ -#define IFXMIPS_PPE32_ENET_MAC_CFG ((u32 *)(IFXMIPS_PPE32_MEM_MAP + 0x1840)) - -#define PPE32_CGEN 0x800 - - -/*------------ DMA */ -#define IFXMIPS_DMA_BASE_ADDR 0xBE104100 - -#define IFXMIPS_DMA_CS ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0x18)) -#define IFXMIPS_DMA_CIE ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0x2C)) -#define IFXMIPS_DMA_IRNEN ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0xf4)) -#define IFXMIPS_DMA_CCTRL ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0x1C)) -#define IFXMIPS_DMA_CIS ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0x28)) -#define IFXMIPS_DMA_CDLEN ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0x24)) -#define IFXMIPS_DMA_PS ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0x40)) -#define IFXMIPS_DMA_PCTRL ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0x44)) -#define IFXMIPS_DMA_CTRL ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0x10)) -#define IFXMIPS_DMA_CPOLL ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0x14)) -#define IFXMIPS_DMA_CDBA ((u32 *)(IFXMIPS_DMA_BASE_ADDR + 0x20)) - - -/*------------ PCI */ -#define PCI_CR_PR_BASE_ADDR (KSEG1 + 0x1E105400) - -#define PCI_CR_FCI_ADDR_MAP0 ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x00C0)) -#define PCI_CR_FCI_ADDR_MAP1 ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x00C4)) -#define PCI_CR_FCI_ADDR_MAP2 ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x00C8)) -#define PCI_CR_FCI_ADDR_MAP3 ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x00CC)) -#define PCI_CR_FCI_ADDR_MAP4 ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x00D0)) -#define PCI_CR_FCI_ADDR_MAP5 ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x00D4)) -#define PCI_CR_FCI_ADDR_MAP6 ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x00D8)) -#define PCI_CR_FCI_ADDR_MAP7 ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x00DC)) -#define PCI_CR_CLK_CTRL ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x0000)) -#define PCI_CR_PCI_MOD ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x0030)) -#define PCI_CR_PC_ARB ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x0080)) -#define PCI_CR_FCI_ADDR_MAP11hg ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x00E4)) -#define PCI_CR_BAR11MASK ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x0044)) -#define PCI_CR_BAR12MASK ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x0048)) -#define PCI_CR_BAR13MASK ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x004C)) -#define PCI_CS_BASE_ADDR1 ((u32 *)(PCI_CS_PR_BASE_ADDR + 0x0010)) -#define PCI_CR_PCI_ADDR_MAP11 ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x0064)) -#define PCI_CR_FCI_BURST_LENGTH ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x00E8)) -#define PCI_CR_PCI_EOI ((u32 *)(PCI_CR_PR_BASE_ADDR + 0x002C)) - -#define PCI_CS_PR_BASE_ADDR (KSEG1 + 0x17000000) - -#define PCI_CS_STS_CMD ((u32 *)(PCI_CS_PR_BASE_ADDR + 0x0004)) - -#define PCI_MASTER0_REQ_MASK_2BITS 8 -#define PCI_MASTER1_REQ_MASK_2BITS 10 -#define PCI_MASTER2_REQ_MASK_2BITS 12 -#define INTERNAL_ARB_ENABLE_BIT 0 - - -/*------------ WDT */ - -#define IFXMIPS_WDT_BASE_ADDR (KSEG1 + 0x1F880000) - -#define IFXMIPS_BIU_WDT_CR ((u32 *)(IFXMIPS_WDT_BASE_ADDR + 0x03F0)) -#define IFXMIPS_BIU_WDT_SR ((u32 *)(IFXMIPS_WDT_BASE_ADDR + 0x03F8)) - - -/*------------ LED */ - -#define IFXMIPS_LED_BASE_ADDR (KSEG1 + 0x1E100BB0) -#define IFXMIPS_LED_CON0 ((u32 *)(IFXMIPS_LED_BASE_ADDR + 0x0000)) -#define IFXMIPS_LED_CON1 ((u32 *)(IFXMIPS_LED_BASE_ADDR + 0x0004)) -#define IFXMIPS_LED_CPU0 ((u32 *)(IFXMIPS_LED_BASE_ADDR + 0x0008)) -#define IFXMIPS_LED_CPU1 ((u32 *)(IFXMIPS_LED_BASE_ADDR + 0x000C)) -#define IFXMIPS_LED_AR ((u32 *)(IFXMIPS_LED_BASE_ADDR + 0x0010)) - -#define LED_CON0_SWU (1 << 31) -#define LED_CON0_AD1 (1 << 25) -#define LED_CON0_AD0 (1 << 24) - -#define IFXMIPS_LED_2HZ (0) -#define IFXMIPS_LED_4HZ (1 << 23) -#define IFXMIPS_LED_8HZ (2 << 23) -#define IFXMIPS_LED_10HZ (3 << 23) -#define IFXMIPS_LED_MASK (0xf << 23) - -#define IFXMIPS_LED_UPD_SRC_FPI (1 << 31) -#define IFXMIPS_LED_UPD_MASK (3 << 30) -#define IFXMIPS_LED_ADSL_SRC (3 << 24) - -#define IFXMIPS_LED_GROUP0 (1 << 0) -#define IFXMIPS_LED_GROUP1 (1 << 1) -#define IFXMIPS_LED_GROUP2 (1 << 2) - -#define IFXMIPS_LED_RISING 0 -#define IFXMIPS_LED_FALLING (1 << 26) -#define IFXMIPS_LED_EDGE_MASK (1 << 26) - - -/*------------ GPIO */ - -#define IFXMIPS_GPIO_BASE_ADDR (0xBE100B00) - -#define IFXMIPS_GPIO_P0_OUT ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0010)) -#define IFXMIPS_GPIO_P1_OUT ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0040)) -#define IFXMIPS_GPIO_P0_IN ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0014)) -#define IFXMIPS_GPIO_P1_IN ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0044)) -#define IFXMIPS_GPIO_P0_DIR ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0018)) -#define IFXMIPS_GPIO_P1_DIR ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0048)) -#define IFXMIPS_GPIO_P0_ALTSEL0 ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x001C)) -#define IFXMIPS_GPIO_P1_ALTSEL0 ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x004C)) -#define IFXMIPS_GPIO_P0_ALTSEL1 ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0020)) -#define IFXMIPS_GPIO_P1_ALTSEL1 ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0050)) -#define IFXMIPS_GPIO_P0_OD ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0024)) -#define IFXMIPS_GPIO_P1_OD ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0054)) -#define IFXMIPS_GPIO_P0_STOFF ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0028)) -#define IFXMIPS_GPIO_P1_STOFF ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0058)) -#define IFXMIPS_GPIO_P0_PUDSEL ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x002C)) -#define IFXMIPS_GPIO_P1_PUDSEL ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x005C)) -#define IFXMIPS_GPIO_P0_PUDEN ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0030)) -#define IFXMIPS_GPIO_P1_PUDEN ((u32 *)(IFXMIPS_GPIO_BASE_ADDR + 0x0060)) - - -/*------------ SSC */ - -#define IFXMIPS_SSC_BASE_ADDR (KSEG1 + 0x1e100800) - - -#define IFXMIPS_SSC_CLC ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0000)) -#define IFXMIPS_SSC_IRN ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x00F4)) -#define IFXMIPS_SSC_SFCON ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0060)) -#define IFXMIPS_SSC_WHBGPOSTAT ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0078)) -#define IFXMIPS_SSC_STATE ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0014)) -#define IFXMIPS_SSC_WHBSTATE ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0018)) -#define IFXMIPS_SSC_FSTAT ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0038)) -#define IFXMIPS_SSC_ID ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0008)) -#define IFXMIPS_SSC_TB ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0020)) -#define IFXMIPS_SSC_RXFCON ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0030)) -#define IFXMIPS_SSC_TXFCON ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0034)) -#define IFXMIPS_SSC_CON ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0010)) -#define IFXMIPS_SSC_GPOSTAT ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0074)) -#define IFXMIPS_SSC_RB ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0024)) -#define IFXMIPS_SSC_RXCNT ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0084)) -#define IFXMIPS_SSC_GPOCON ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0070)) -#define IFXMIPS_SSC_BR ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0040)) -#define IFXMIPS_SSC_RXREQ ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0080)) -#define IFXMIPS_SSC_SFSTAT ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0064)) -#define IFXMIPS_SSC_RXCNT ((u32 *)(IFXMIPS_SSC_BASE_ADDR + 0x0084)) - - -/*------------ MEI */ - -#define IFXMIPS_MEI_BASE_ADDR (KSEG1 + 0x1E116000) - -#define MEI_DATA_XFR ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0000)) -#define MEI_VERSION ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0004)) -#define MEI_ARC_GP_STAT ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0008)) -#define MEI_DATA_XFR_STAT ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x000C)) -#define MEI_XFR_ADDR ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0010)) -#define MEI_MAX_WAIT ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0014)) -#define MEI_TO_ARC_INT ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0018)) -#define ARC_TO_MEI_INT ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x001C)) -#define ARC_TO_MEI_INT_MASK ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0020)) -#define MEI_DEBUG_WAD ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0024)) -#define MEI_DEBUG_RAD ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0028)) -#define MEI_DEBUG_DATA ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x002C)) -#define MEI_DEBUG_DEC ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0030)) -#define MEI_CONFIG ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0034)) -#define MEI_RST_CONTROL ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0038)) -#define MEI_DBG_MASTER ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x003C)) -#define MEI_CLK_CONTROL ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0040)) -#define MEI_BIST_CONTROL ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0044)) -#define MEI_BIST_STAT ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0048)) -#define MEI_XDATA_BASE_SH ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x004c)) -#define MEI_XDATA_BASE ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0050)) -#define MEI_XMEM_BAR_BASE ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0054)) -#define MEI_XMEM_BAR0 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0054)) -#define MEI_XMEM_BAR1 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0058)) -#define MEI_XMEM_BAR2 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x005C)) -#define MEI_XMEM_BAR3 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0060)) -#define MEI_XMEM_BAR4 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0064)) -#define MEI_XMEM_BAR5 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0068)) -#define MEI_XMEM_BAR6 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x006C)) -#define MEI_XMEM_BAR7 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0070)) -#define MEI_XMEM_BAR8 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0074)) -#define MEI_XMEM_BAR9 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0078)) -#define MEI_XMEM_BAR10 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x007C)) -#define MEI_XMEM_BAR11 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0080)) -#define MEI_XMEM_BAR12 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0084)) -#define MEI_XMEM_BAR13 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0088)) -#define MEI_XMEM_BAR14 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x008C)) -#define MEI_XMEM_BAR15 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0090)) -#define MEI_XMEM_BAR16 ((u32 *)(IFXMIPS_MEI_BASE_ADDR + 0x0094)) - - -/*------------ DEU */ - -#define IFXMIPS_DEU_BASE (KSEG1 + 0x1E103100) -#define IFXMIPS_DEU_CLK ((u32 *)(IFXMIPS_DEU_BASE + 0x0000)) -#define IFXMIPS_DEU_ID ((u32 *)(IFXMIPS_DEU_BASE + 0x0008)) - -#define IFXMIPS_DES_CON ((u32 *)(IFXMIPS_DEU_BASE + 0x0010)) -#define IFXMIPS_DES_IHR ((u32 *)(IFXMIPS_DEU_BASE + 0x0014)) -#define IFXMIPS_DES_ILR ((u32 *)(IFXMIPS_DEU_BASE + 0x0018)) -#define IFXMIPS_DES_K1HR ((u32 *)(IFXMIPS_DEU_BASE + 0x001C)) -#define IFXMIPS_DES_K1LR ((u32 *)(IFXMIPS_DEU_BASE + 0x0020)) -#define IFXMIPS_DES_K3HR ((u32 *)(IFXMIPS_DEU_BASE + 0x0024)) -#define IFXMIPS_DES_K3LR ((u32 *)(IFXMIPS_DEU_BASE + 0x0028)) -#define IFXMIPS_DES_IVHR ((u32 *)(IFXMIPS_DEU_BASE + 0x002C)) -#define IFXMIPS_DES_IVLR ((u32 *)(IFXMIPS_DEU_BASE + 0x0030)) -#define IFXMIPS_DES_OHR ((u32 *)(IFXMIPS_DEU_BASE + 0x0040)) -#define IFXMIPS_DES_OLR ((u32 *)(IFXMIPS_DEU_BASE + 0x0050)) -#define IFXMIPS_AES_CON ((u32 *)(IFXMIPS_DEU_BASE + 0x0050)) -#define IFXMIPS_AES_ID3R ((u32 *)(IFXMIPS_DEU_BASE + 0x0054)) -#define IFXMIPS_AES_ID2R ((u32 *)(IFXMIPS_DEU_BASE + 0x0058)) -#define IFXMIPS_AES_ID1R ((u32 *)(IFXMIPS_DEU_BASE + 0x005C)) -#define IFXMIPS_AES_ID0R ((u32 *)(IFXMIPS_DEU_BASE + 0x0060)) -#define IFXMIPS_AES_K7R ((u32 *)(IFXMIPS_DEU_BASE + 0x0064)) -#define IFXMIPS_AES_K6R ((u32 *)(IFXMIPS_DEU_BASE + 0x0068)) -#define IFXMIPS_AES_K5R ((u32 *)(IFXMIPS_DEU_BASE + 0x006C)) -#define IFXMIPS_AES_K4R ((u32 *)(IFXMIPS_DEU_BASE + 0x0070)) -#define IFXMIPS_AES_K3R ((u32 *)(IFXMIPS_DEU_BASE + 0x0074)) -#define IFXMIPS_AES_K2R ((u32 *)(IFXMIPS_DEU_BASE + 0x0078)) -#define IFXMIPS_AES_K1R ((u32 *)(IFXMIPS_DEU_BASE + 0x007C)) -#define IFXMIPS_AES_K0R ((u32 *)(IFXMIPS_DEU_BASE + 0x0080)) -#define IFXMIPS_AES_IV3R ((u32 *)(IFXMIPS_DEU_BASE + 0x0084)) -#define IFXMIPS_AES_IV2R ((u32 *)(IFXMIPS_DEU_BASE + 0x0088)) -#define IFXMIPS_AES_IV1R ((u32 *)(IFXMIPS_DEU_BASE + 0x008C)) -#define IFXMIPS_AES_IV0R ((u32 *)(IFXMIPS_DEU_BASE + 0x0090)) -#define IFXMIPS_AES_0D3R ((u32 *)(IFXMIPS_DEU_BASE + 0x0094)) -#define IFXMIPS_AES_0D2R ((u32 *)(IFXMIPS_DEU_BASE + 0x0098)) -#define IFXMIPS_AES_OD1R ((u32 *)(IFXMIPS_DEU_BASE + 0x009C)) -#define IFXMIPS_AES_OD0R ((u32 *)(IFXMIPS_DEU_BASE + 0x00A0)) - -/*------------ FUSE */ - -#define IFXMIPS_FUSE_BASE_ADDR (KSEG1 + 0x1F107354) - - -/*------------ MPS */ - -#define IFXMIPS_MPS_BASE_ADDR (KSEG1 + 0x1F107000) -#define IFXMIPS_MPS_SRAM ((u32 *)(KSEG1 + 0x1F200000)) - -#define IFXMIPS_MPS_CHIPID ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0344)) -#define IFXMIPS_MPS_VC0ENR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0000)) -#define IFXMIPS_MPS_VC1ENR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0004)) -#define IFXMIPS_MPS_VC2ENR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0008)) -#define IFXMIPS_MPS_VC3ENR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x000C)) -#define IFXMIPS_MPS_RVC0SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0010)) -#define IFXMIPS_MPS_RVC1SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0014)) -#define IFXMIPS_MPS_RVC2SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0018)) -#define IFXMIPS_MPS_RVC3SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x001C)) -#define IFXMIPS_MPS_SVC0SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0020)) -#define IFXMIPS_MPS_SVC1SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0024)) -#define IFXMIPS_MPS_SVC2SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0028)) -#define IFXMIPS_MPS_SVC3SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x002C)) -#define IFXMIPS_MPS_CVC0SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0030)) -#define IFXMIPS_MPS_CVC1SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0034)) -#define IFXMIPS_MPS_CVC2SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0038)) -#define IFXMIPS_MPS_CVC3SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x003C)) -#define IFXMIPS_MPS_RAD0SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0040)) -#define IFXMIPS_MPS_RAD1SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0044)) -#define IFXMIPS_MPS_SAD0SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0048)) -#define IFXMIPS_MPS_SAD1SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x004C)) -#define IFXMIPS_MPS_CAD0SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0050)) -#define IFXMIPS_MPS_CAD1SR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0054)) -#define IFXMIPS_MPS_AD0ENR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x0058)) -#define IFXMIPS_MPS_AD1ENR ((u32 *)(IFXMIPS_MPS_BASE_ADDR + 0x005C)) - -#define IFXMIPS_MPS_CHIPID_VERSION_GET(value) (((value) >> 28) & ((1 << 4) - 1)) -#define IFXMIPS_MPS_CHIPID_VERSION_SET(value) ((((1 << 4) - 1) & (value)) << 28) -#define IFXMIPS_MPS_CHIPID_PARTNUM_GET(value) (((value) >> 12) & ((1 << 16) - 1)) -#define IFXMIPS_MPS_CHIPID_PARTNUM_SET(value) ((((1 << 16) - 1) & (value)) << 12) -#define IFXMIPS_MPS_CHIPID_MANID_GET(value) (((value) >> 1) & ((1 << 10) - 1)) -#define IFXMIPS_MPS_CHIPID_MANID_SET(value) ((((1 << 10) - 1) & (value)) << 1) - -#endif diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_cgu.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_cgu.h deleted file mode 100644 index 9ee287b42..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_cgu.h +++ /dev/null @@ -1,64 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ - -#ifndef _IFXMIPS_CGU_H__ -#define _IFXMIPS_CGU_H__ - -#define BASIC_INPUT_CLOCK_FREQUENCY_1 35328000 -#define BASIC_INPUT_CLOCK_FREQUENCY_2 36000000 - -#define BASIS_INPUT_CRYSTAL_USB 12000000 - -#define GET_BITS(x, msb, lsb) (((x) & ((1 << ((msb) + 1)) - 1)) >> (lsb)) - -#define CGU_PLL0_PHASE_DIVIDER_ENABLE (ifxmips_r32(IFXMIPS_CGU_PLL0_CFG) & (1 << 31)) -#define CGU_PLL0_BYPASS (ifxmips_r32(IFXMIPS_CGU_PLL0_CFG) & (1 << 30)) -#define CGU_PLL0_CFG_DSMSEL (ifxmips_r32(IFXMIPS_CGU_PLL0_CFG) & (1 << 28)) -#define CGU_PLL0_CFG_FRAC_EN (ifxmips_r32(IFXMIPS_CGU_PLL0_CFG) & (1 << 27)) -#define CGU_PLL1_SRC (ifxmips_r32(IFXMIPS_CGU_PLL1_CFG) & (1 << 31)) -#define CGU_PLL1_BYPASS (ifxmips_r32(IFXMIPS_CGU_PLL1_CFG) & (1 << 30)) -#define CGU_PLL1_CFG_DSMSEL (ifxmips_r32(IFXMIPS_CGU_PLL1_CFG) & (1 << 28)) -#define CGU_PLL1_CFG_FRAC_EN (ifxmips_r32(IFXMIPS_CGU_PLL1_CFG) & (1 << 27)) -#define CGU_PLL2_PHASE_DIVIDER_ENABLE (ifxmips_r32(IFXMIPS_CGU_PLL2_CFG) & (1 << 20)) -#define CGU_PLL2_BYPASS (ifxmips_r32(IFXMIPS_CGU_PLL2_CFG) & (1 << 19)) -#define CGU_SYS_FPI_SEL (1 << 6) -#define CGU_SYS_DDR_SEL 0x3 -#define CGU_PLL0_SRC (1 << 29) - -#define CGU_PLL0_CFG_PLLK GET_BITS(*IFXMIPS_CGU_PLL0_CFG, 26, 17) -#define CGU_PLL0_CFG_PLLN GET_BITS(*IFXMIPS_CGU_PLL0_CFG, 12, 6) -#define CGU_PLL0_CFG_PLLM GET_BITS(*IFXMIPS_CGU_PLL0_CFG, 5, 2) -#define CGU_PLL1_CFG_PLLK GET_BITS(*IFXMIPS_CGU_PLL1_CFG, 26, 17) -#define CGU_PLL1_CFG_PLLN GET_BITS(*IFXMIPS_CGU_PLL1_CFG, 12, 6) -#define CGU_PLL1_CFG_PLLM GET_BITS(*IFXMIPS_CGU_PLL1_CFG, 5, 2) -#define CGU_PLL2_SRC GET_BITS(*IFXMIPS_CGU_PLL2_CFG, 18, 17) -#define CGU_PLL2_CFG_INPUT_DIV GET_BITS(*IFXMIPS_CGU_PLL2_CFG, 16, 13) -#define CGU_PLL2_CFG_PLLN GET_BITS(*IFXMIPS_CGU_PLL2_CFG, 12, 6) -#define CGU_PLL2_CFG_PLLM GET_BITS(*IFXMIPS_CGU_PLL2_CFG, 5, 2) -#define CGU_IF_CLK_PCI_CLK GET_BITS(*IFXMIPS_CGU_IF_CLK, 23, 20) - - -unsigned int cgu_get_mips_clock(int cpu); -unsigned int cgu_get_io_region_clock(void); -unsigned int cgu_get_fpi_bus_clock(int fpi); -void cgu_setup_pci_clk(int internal_clock); -unsigned int ifxmips_get_ddr_hz(void); -unsigned int ifxmips_get_fpi_hz(void); -unsigned int ifxmips_get_cpu_hz(void); - -#endif diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_dma.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_dma.h deleted file mode 100644 index 8ba852a1e..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_dma.h +++ /dev/null @@ -1,195 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2005 infineon - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - * - */ -#ifndef _IFXMIPS_DMA_H__ -#define _IFXMIPS_DMA_H__ - -#define RCV_INT 1 -#define TX_BUF_FULL_INT 2 -#define TRANSMIT_CPT_INT 4 -#define IFXMIPS_DMA_CH_ON 1 -#define IFXMIPS_DMA_CH_OFF 0 -#define IFXMIPS_DMA_CH_DEFAULT_WEIGHT 100 - -enum attr_t{ - TX = 0, - RX = 1, - RESERVED = 2, - DEFAULT = 3, -}; - -#define DMA_OWN 1 -#define CPU_OWN 0 -#define DMA_MAJOR 250 - -#define DMA_DESC_OWN_CPU 0x0 -#define DMA_DESC_OWN_DMA 0x80000000 -#define DMA_DESC_CPT_SET 0x40000000 -#define DMA_DESC_SOP_SET 0x20000000 -#define DMA_DESC_EOP_SET 0x10000000 - -#define MISCFG_MASK 0x40 -#define RDERR_MASK 0x20 -#define CHOFF_MASK 0x10 -#define DESCPT_MASK 0x8 -#define DUR_MASK 0x4 -#define EOP_MASK 0x2 - -#define DMA_DROP_MASK (1<<31) - -#define IFXMIPS_DMA_RX -1 -#define IFXMIPS_DMA_TX 1 - -struct dma_chan_map { - const char *dev_name; - enum attr_t dir; - int pri; - int irq; - int rel_chan_no; -}; - -#ifdef CONFIG_CPU_LITTLE_ENDIAN -struct rx_desc { - u32 data_length:16; - volatile u32 reserved:7; - volatile u32 byte_offset:2; - volatile u32 Burst_length_offset:3; - volatile u32 EoP:1; - volatile u32 Res:1; - volatile u32 C:1; - volatile u32 OWN:1; - volatile u32 Data_Pointer; /* fixme: should be 28 bits here */ -}; - -struct tx_desc { - volatile u32 data_length:16; - volatile u32 reserved1:7; - volatile u32 byte_offset:5; - volatile u32 EoP:1; - volatile u32 SoP:1; - volatile u32 C:1; - volatile u32 OWN:1; - volatile u32 Data_Pointer; /* fixme: should be 28 bits here */ -}; -#else /* BIG */ -struct rx_desc { - union { - struct { - volatile u32 OWN:1; - volatile u32 C:1; - volatile u32 SoP:1; - volatile u32 EoP:1; - volatile u32 Burst_length_offset:3; - volatile u32 byte_offset:2; - volatile u32 reserve:7; - volatile u32 data_length:16; - } field; - volatile u32 word; - } status; - volatile u32 Data_Pointer; -}; - -struct tx_desc { - union { - struct { - volatile u32 OWN:1; - volatile u32 C:1; - volatile u32 SoP:1; - volatile u32 EoP:1; - volatile u32 byte_offset:5; - volatile u32 reserved:7; - volatile u32 data_length:16; - } field; - volatile u32 word; - } status; - volatile u32 Data_Pointer; -}; -#endif /* ENDIAN */ - -struct dma_channel_info { - /* relative channel number */ - int rel_chan_no; - /* class for this channel for QoS */ - int pri; - /* specify byte_offset */ - int byte_offset; - /* direction */ - int dir; - /* irq number */ - int irq; - /* descriptor parameter */ - int desc_base; - int desc_len; - int curr_desc; - int prev_desc; /* only used if it is a tx channel*/ - /* weight setting for WFQ algorithm*/ - int weight; - int default_weight; - int packet_size; - int burst_len; - /* on or off of this channel */ - int control; - /* optional information for the upper layer devices */ -#if defined(CONFIG_IFXMIPS_ETHERNET_D2) || defined(CONFIG_IFXMIPS_PPA) - void *opt[64]; -#else - void *opt[25]; -#endif - /* Pointer to the peripheral device who is using this channel */ - void *dma_dev; - /* channel operations */ - void (*open)(struct dma_channel_info *pCh); - void (*close)(struct dma_channel_info *pCh); - void (*reset)(struct dma_channel_info *pCh); - void (*enable_irq)(struct dma_channel_info *pCh); - void (*disable_irq)(struct dma_channel_info *pCh); -}; - -struct dma_device_info { - /* device name of this peripheral */ - char device_name[15]; - int reserved; - int tx_burst_len; - int rx_burst_len; - int default_weight; - int current_tx_chan; - int current_rx_chan; - int num_tx_chan; - int num_rx_chan; - int max_rx_chan_num; - int max_tx_chan_num; - struct dma_channel_info *tx_chan[20]; - struct dma_channel_info *rx_chan[20]; - /*functions, optional*/ - u8 *(*buffer_alloc)(int len, int *offset, void **opt); - void (*buffer_free)(u8 *dataptr, void *opt); - int (*intr_handler)(struct dma_device_info *info, int status); - void *priv; /* used by peripheral driver only */ -}; - -struct dma_device_info *dma_device_reserve(char *dev_name); -void dma_device_release(struct dma_device_info *dev); -void dma_device_register(struct dma_device_info *info); -void dma_device_unregister(struct dma_device_info *info); -int dma_device_read(struct dma_device_info *info, u8 **dataptr, void **opt); -int dma_device_write(struct dma_device_info *info, u8 *dataptr, int len, - void *opt); - -#endif - diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_ebu.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_ebu.h deleted file mode 100644 index 4c9396ae8..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_ebu.h +++ /dev/null @@ -1,23 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ -#ifndef _IFXMIPS_EBU_H__ -#define _IFXMIPS_EBU_H__ - -extern spinlock_t ebu_lock; - -#endif diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_gpio.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_gpio.h deleted file mode 100644 index a4c8c3ffb..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_gpio.h +++ /dev/null @@ -1,40 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ -#ifndef _IFXMIPS_GPIO_H__ -#define _IFXMIPS_GPIO_H__ - -extern int ifxmips_port_reserve_pin(unsigned int port, unsigned int pin); -extern int ifxmips_port_free_pin(unsigned int port, unsigned int pin); -extern int ifxmips_port_set_open_drain(unsigned int port, unsigned int pin); -extern int ifxmips_port_clear_open_drain(unsigned int port, unsigned int pin); -extern int ifxmips_port_set_pudsel(unsigned int port, unsigned int pin); -extern int ifxmips_port_clear_pudsel(unsigned int port, unsigned int pin); -extern int ifxmips_port_set_puden(unsigned int port, unsigned int pin); -extern int ifxmips_port_clear_puden(unsigned int port, unsigned int pin); -extern int ifxmips_port_set_stoff(unsigned int port, unsigned int pin); -extern int ifxmips_port_clear_stoff(unsigned int port, unsigned int pin); -extern int ifxmips_port_set_dir_out(unsigned int port, unsigned int pin); -extern int ifxmips_port_set_dir_in(unsigned int port, unsigned int pin); -extern int ifxmips_port_set_output(unsigned int port, unsigned int pin); -extern int ifxmips_port_clear_output(unsigned int port, unsigned int pin); -extern int ifxmips_port_get_input(unsigned int port, unsigned int pin); -extern int ifxmips_port_set_altsel0(unsigned int port, unsigned int pin); -extern int ifxmips_port_clear_altsel0(unsigned int port, unsigned int pin); -extern int ifxmips_port_set_altsel1(unsigned int port, unsigned int pin); -extern int ifxmips_port_clear_altsel1(unsigned int port, unsigned int pin); - -#endif diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_gptu.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_gptu.h deleted file mode 100644 index 330c3cfd5..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_gptu.h +++ /dev/null @@ -1,155 +0,0 @@ -#ifndef __DANUBE_GPTU_DEV_H__2005_07_26__10_19__ -#define __DANUBE_GPTU_DEV_H__2005_07_26__10_19__ - - -/****************************************************************************** - Copyright (c) 2002, Infineon Technologies. All rights reserved. - - No Warranty - Because the program is licensed free of charge, there is no warranty for - the program, to the extent permitted by applicable law. Except when - otherwise stated in writing the copyright holders and/or other parties - provide the program "as is" without warranty of any kind, either - expressed or implied, including, but not limited to, the implied - warranties of merchantability and fitness for a particular purpose. The - entire risk as to the quality and performance of the program is with - you. should the program prove defective, you assume the cost of all - necessary servicing, repair or correction. - - In no event unless required by applicable law or agreed to in writing - will any copyright holder, or any other party who may modify and/or - redistribute the program as permitted above, be liable to you for - damages, including any general, special, incidental or consequential - damages arising out of the use or inability to use the program - (including but not limited to loss of data or data being rendered - inaccurate or losses sustained by you or third parties or a failure of - the program to operate with any other programs), even if such holder or - other party has been advised of the possibility of such damages. -******************************************************************************/ - - -/* - * #################################### - * Definition - * #################################### - */ - -/* - * Available Timer/Counter Index - */ -#define TIMER(n, X) (n * 2 + (X ? 1 : 0)) -#define TIMER_ANY 0x00 -#define TIMER1A TIMER(1, 0) -#define TIMER1B TIMER(1, 1) -#define TIMER2A TIMER(2, 0) -#define TIMER2B TIMER(2, 1) -#define TIMER3A TIMER(3, 0) -#define TIMER3B TIMER(3, 1) - -/* - * Flag of Timer/Counter - * These flags specify the way in which timer is configured. - */ -/* Bit size of timer/counter. */ -#define TIMER_FLAG_16BIT 0x0000 -#define TIMER_FLAG_32BIT 0x0001 -/* Switch between timer and counter. */ -#define TIMER_FLAG_TIMER 0x0000 -#define TIMER_FLAG_COUNTER 0x0002 -/* Stop or continue when overflowing/underflowing. */ -#define TIMER_FLAG_ONCE 0x0000 -#define TIMER_FLAG_CYCLIC 0x0004 -/* Count up or counter down. */ -#define TIMER_FLAG_UP 0x0000 -#define TIMER_FLAG_DOWN 0x0008 -/* Count on specific level or edge. */ -#define TIMER_FLAG_HIGH_LEVEL_SENSITIVE 0x0000 -#define TIMER_FLAG_LOW_LEVEL_SENSITIVE 0x0040 -#define TIMER_FLAG_RISE_EDGE 0x0010 -#define TIMER_FLAG_FALL_EDGE 0x0020 -#define TIMER_FLAG_ANY_EDGE 0x0030 -/* Signal is syncronous to module clock or not. */ -#define TIMER_FLAG_UNSYNC 0x0000 -#define TIMER_FLAG_SYNC 0x0080 -/* Different interrupt handle type. */ -#define TIMER_FLAG_NO_HANDLE 0x0000 -#if defined(__KERNEL__) - #define TIMER_FLAG_CALLBACK_IN_IRQ 0x0100 -#endif // defined(__KERNEL__) -#define TIMER_FLAG_SIGNAL 0x0300 -/* Internal clock source or external clock source */ -#define TIMER_FLAG_INT_SRC 0x0000 -#define TIMER_FLAG_EXT_SRC 0x1000 - - -/* - * ioctl Command - */ -#define GPTU_REQUEST_TIMER 0x01 /* General method to setup timer/counter. */ -#define GPTU_FREE_TIMER 0x02 /* Free timer/counter. */ -#define GPTU_START_TIMER 0x03 /* Start or resume timer/counter. */ -#define GPTU_STOP_TIMER 0x04 /* Suspend timer/counter. */ -#define GPTU_GET_COUNT_VALUE 0x05 /* Get current count value. */ -#define GPTU_CALCULATE_DIVIDER 0x06 /* Calculate timer divider from given freq.*/ -#define GPTU_SET_TIMER 0x07 /* Simplified method to setup timer. */ -#define GPTU_SET_COUNTER 0x08 /* Simplified method to setup counter. */ - -/* - * Data Type Used to Call ioctl - */ -struct gptu_ioctl_param { - unsigned int timer; /* In command GPTU_REQUEST_TIMER, GPTU_SET_TIMER, and * - * GPTU_SET_COUNTER, this field is ID of expected * - * timer/counter. If it's zero, a timer/counter would * - * be dynamically allocated and ID would be stored in * - * this field. * - * In command GPTU_GET_COUNT_VALUE, this field is * - * ignored. * - * In other command, this field is ID of timer/counter * - * allocated. */ - unsigned int flag; /* In command GPTU_REQUEST_TIMER, GPTU_SET_TIMER, and * - * GPTU_SET_COUNTER, this field contains flags to * - * specify how to configure timer/counter. * - * In command GPTU_START_TIMER, zero indicate start * - * and non-zero indicate resume timer/counter. * - * In other command, this field is ignored. */ - unsigned long value; /* In command GPTU_REQUEST_TIMER, this field contains * - * init/reload value. * - * In command GPTU_SET_TIMER, this field contains * - * frequency (0.001Hz) of timer. * - * In command GPTU_GET_COUNT_VALUE, current count * - * value would be stored in this field. * - * In command GPTU_CALCULATE_DIVIDER, this field * - * contains frequency wanted, and after calculation, * - * divider would be stored in this field to overwrite * - * the frequency. * - * In other command, this field is ignored. */ - int pid; /* In command GPTU_REQUEST_TIMER and GPTU_SET_TIMER, * - * if signal is required, this field contains process * - * ID to which signal would be sent. * - * In other command, this field is ignored. */ - int sig; /* In command GPTU_REQUEST_TIMER and GPTU_SET_TIMER, * - * if signal is required, this field contains signal * - * number which would be sent. * - * In other command, this field is ignored. */ -}; - -/* - * #################################### - * Data Type - * #################################### - */ -typedef void (*timer_callback)(unsigned long arg); - -extern int ifxmips_request_timer(unsigned int, unsigned int, unsigned long, unsigned long, unsigned long); -extern int ifxmips_free_timer(unsigned int); -extern int ifxmips_start_timer(unsigned int, int); -extern int ifxmips_stop_timer(unsigned int); -extern int ifxmips_reset_counter_flags(u32 timer, u32 flags); -extern int ifxmips_get_count_value(unsigned int, unsigned long *); -extern u32 ifxmips_cal_divider(unsigned long); -extern int ifxmips_set_timer(unsigned int, unsigned int, int, int, unsigned int, unsigned long, unsigned long); -extern int ifxmips_set_counter(unsigned int timer, unsigned int flag, - u32 reload, unsigned long arg1, unsigned long arg2); - -#endif /* __DANUBE_GPTU_DEV_H__2005_07_26__10_19__ */ diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_irq.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_irq.h deleted file mode 100644 index 3c4fb6b29..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_irq.h +++ /dev/null @@ -1,82 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2005 infineon - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ -#ifndef _IFXMIPS_IRQ__ -#define _IFXMIPS_IRQ__ - -#define INT_NUM_IRQ0 8 -#define INT_NUM_IM0_IRL0 (INT_NUM_IRQ0 + 0) -#define INT_NUM_IM1_IRL0 (INT_NUM_IRQ0 + 32) -#define INT_NUM_IM2_IRL0 (INT_NUM_IRQ0 + 64) -#define INT_NUM_IM3_IRL0 (INT_NUM_IRQ0 + 96) -#define INT_NUM_IM4_IRL0 (INT_NUM_IRQ0 + 128) -#define INT_NUM_IM_OFFSET (INT_NUM_IM1_IRL0 - INT_NUM_IM0_IRL0) - -#define IFXMIPSASC_TIR(x) (INT_NUM_IM3_IRL0 + (x * 7)) -#define IFXMIPSASC_RIR(x) (INT_NUM_IM3_IRL0 + (x * 7) + 2) -#define IFXMIPSASC_EIR(x) (INT_NUM_IM3_IRL0 + (x * 7) + 3) - -#define IFXMIPS_SSC_TIR (INT_NUM_IM0_IRL0 + 15) -#define IFXMIPS_SSC_RIR (INT_NUM_IM0_IRL0 + 14) -#define IFXMIPS_SSC_EIR (INT_NUM_IM0_IRL0 + 16) - -#define IFXMIPS_MEI_DYING_GASP_INT (INT_NUM_IM1_IRL0 + 21) -#define IFXMIPS_MEI_INT (INT_NUM_IM1_IRL0 + 23) - -#define IFXMIPS_TIMER6_INT (INT_NUM_IM1_IRL0 + 23) -#define IFXMIPS_USB_OC_INT (INT_NUM_IM4_IRL0 + 23) - -#define MIPS_CPU_TIMER_IRQ 7 - -#define IFXMIPS_DMA_CH0_INT (INT_NUM_IM2_IRL0) -#define IFXMIPS_DMA_CH1_INT (INT_NUM_IM2_IRL0 + 1) -#define IFXMIPS_DMA_CH2_INT (INT_NUM_IM2_IRL0 + 2) -#define IFXMIPS_DMA_CH3_INT (INT_NUM_IM2_IRL0 + 3) -#define IFXMIPS_DMA_CH4_INT (INT_NUM_IM2_IRL0 + 4) -#define IFXMIPS_DMA_CH5_INT (INT_NUM_IM2_IRL0 + 5) -#define IFXMIPS_DMA_CH6_INT (INT_NUM_IM2_IRL0 + 6) -#define IFXMIPS_DMA_CH7_INT (INT_NUM_IM2_IRL0 + 7) -#define IFXMIPS_DMA_CH8_INT (INT_NUM_IM2_IRL0 + 8) -#define IFXMIPS_DMA_CH9_INT (INT_NUM_IM2_IRL0 + 9) -#define IFXMIPS_DMA_CH10_INT (INT_NUM_IM2_IRL0 + 10) -#define IFXMIPS_DMA_CH11_INT (INT_NUM_IM2_IRL0 + 11) -#define IFXMIPS_DMA_CH12_INT (INT_NUM_IM2_IRL0 + 25) -#define IFXMIPS_DMA_CH13_INT (INT_NUM_IM2_IRL0 + 26) -#define IFXMIPS_DMA_CH14_INT (INT_NUM_IM2_IRL0 + 27) -#define IFXMIPS_DMA_CH15_INT (INT_NUM_IM2_IRL0 + 28) -#define IFXMIPS_DMA_CH16_INT (INT_NUM_IM2_IRL0 + 29) -#define IFXMIPS_DMA_CH17_INT (INT_NUM_IM2_IRL0 + 30) -#define IFXMIPS_DMA_CH18_INT (INT_NUM_IM2_IRL0 + 16) -#define IFXMIPS_DMA_CH19_INT (INT_NUM_IM2_IRL0 + 21) - -#define IFXMIPS_PPE_MBOX_INT (INT_NUM_IM2_IRL0 + 24) - -#define INT_NUM_IM4_IRL14 (INT_NUM_IM4_IRL0 + 14) -#define INT_NUM_IM4_IRL18 (INT_NUM_IM4_IRL0 + 18) -#define INT_NUM_IM4_IRL19 (INT_NUM_IM4_IRL0 + 19) -#define IFXMIPS_USB_INT (INT_NUM_IM4_IRL0 + 22) -#define IFXMIPS_USB_OC_INT (INT_NUM_IM4_IRL0 + 23) - -#define IFXMIPS_EIU_IR0 (INT_NUM_IM4_IRL0 + 30) -#define IFXMIPS_EIU_IR1 (INT_NUM_IM3_IRL0 + 31) -#define IFXMIPS_EIU_IR2 (INT_NUM_IM1_IRL0 + 26) - - -extern void ifxmips_mask_and_ack_irq(unsigned int irq_nr); - -#endif diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_led.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_led.h deleted file mode 100644 index c97657a89..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_led.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ -#ifndef _IFXMIPS_LED_H__ -#define _IFXMIPS_LED_H__ - -extern void ifxmips_led_set(unsigned int led); -extern void ifxmips_led_clear(unsigned int led); -extern void ifxmips_led_blink_set(unsigned int led); -extern void ifxmips_led_blink_clear(unsigned int led); - -#endif diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_pmu.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_pmu.h deleted file mode 100644 index dd1f0d6f1..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_pmu.h +++ /dev/null @@ -1,32 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - */ -#ifndef _IFXMIPS_PMU_H__ -#define _IFXMIPS_PMU_H__ - - -#define IFXMIPS_PMU_PWDCR_DMA 0x0020 -#define IFXMIPS_PMU_PWDCR_USB 0x8041 -#define IFXMIPS_PMU_PWDCR_LED 0x0800 -#define IFXMIPS_PMU_PWDCR_GPT 0x1000 -#define IFXMIPS_PMU_PWDCR_PPE 0x2000 -#define IFXMIPS_PMU_PWDCR_FPI 0x4000 - -void ifxmips_pmu_enable(unsigned int module); -void ifxmips_pmu_disable(unsigned int module); - -#endif diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_prom.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_prom.h deleted file mode 100644 index e640ad7ac..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/ifxmips_prom.h +++ /dev/null @@ -1,26 +0,0 @@ -/* - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2008 John Crispin <blogic@openwrt.org> - */ -#ifndef _IFXPROM_H__ -#define _IFXPROM_H__ - -extern void prom_printf(const char *fmt, ...); -extern u32 *prom_get_cp1_base(void); -extern u32 prom_get_cp1_size(void); -extern int ifxmips_has_brn_block(void); - -#endif diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/irq.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/irq.h deleted file mode 100644 index 80342ae3a..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/irq.h +++ /dev/null @@ -1,28 +0,0 @@ -/* - * include/asm-mips/mach-ifxmips/irq.h - * - * This program is free software; you can redistribute it and/or modify - * it under the terms of the GNU General Public License as published by - * the Free Software Foundation; either version 2 of the License, or - * (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307, USA. - * - * Copyright (C) 2007 John Crispin <blogic@openwrt.org> - * - */ - -#ifndef __IFXMIPS_IRQ_H -#define __IFXMIPS_IRQ_H - -#define NR_IRQS 256 -#include_next <irq.h> - -#endif diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/war.h b/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/war.h deleted file mode 100644 index de3584ecf..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/include/asm/mach-ifxmips/war.h +++ /dev/null @@ -1,24 +0,0 @@ -/* - * This file is subject to the terms and conditions of the GNU General Public - * License. See the file "COPYING" in the main directory of this archive - * for more details. - * - */ -#ifndef __ASM_MIPS_MACH_IFXMIPS_WAR_H -#define __ASM_MIPS_MACH_IFXMIPS_WAR_H - -#define R4600_V1_INDEX_ICACHEOP_WAR 0 -#define R4600_V1_HIT_CACHEOP_WAR 0 -#define R4600_V2_HIT_CACHEOP_WAR 0 -#define R5432_CP0_INTERRUPT_WAR 0 -#define BCM1250_M3_WAR 0 -#define SIBYTE_1956_WAR 0 -#define MIPS4K_ICACHE_REFILL_WAR 0 -#define MIPS_CACHE_SYNC_WAR 0 -#define TX49XX_ICACHE_INDEX_INV_WAR 0 -#define RM9000_CDEX_SMP_WAR 0 -#define ICACHE_REFILLS_WORKAROUND_WAR 0 -#define R10000_LLSC_WAR 0 -#define MIPS34K_MISSED_ITLB_WAR 0 - -#endif diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/pci/ops-ifxmips.c b/target/linux/ifxmips/files-2.6.30/arch/mips/pci/ops-ifxmips.c deleted file mode 100644 index fde6357e4..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/pci/ops-ifxmips.c +++ /dev/null @@ -1,120 +0,0 @@ -#include <linux/types.h> -#include <linux/pci.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/mm.h> -#include <asm/addrspace.h> -#include <linux/vmalloc.h> -#include <ifxmips.h> -#include <ifxmips_irq.h> -#include <ifxmips_ebu.h> - -#define IFXMIPS_PCI_CFG_BUSNUM_SHF 16 -#define IFXMIPS_PCI_CFG_DEVNUM_SHF 11 -#define IFXMIPS_PCI_CFG_FUNNUM_SHF 8 - -#define PCI_ACCESS_READ 0 -#define PCI_ACCESS_WRITE 1 - -extern u32 ifxmips_pci_mapped_cfg; - -static int -ifxmips_pci_config_access(unsigned char access_type, - struct pci_bus *bus, unsigned int devfn, unsigned int where, u32 *data) -{ - unsigned long cfg_base; - unsigned long flags; - - u32 temp; - - /* IFXMips support slot from 0 to 15 */ - /* dev_fn 0&0x68 (AD29) is ifxmips itself */ - if ((bus->number != 0) || ((devfn & 0xf8) > 0x78) - || ((devfn & 0xf8) == 0) || ((devfn & 0xf8) == 0x68)) - return 1; - - spin_lock_irqsave(&ebu_lock, flags); - - cfg_base = ifxmips_pci_mapped_cfg; - cfg_base |= (bus->number << IFXMIPS_PCI_CFG_BUSNUM_SHF) | (devfn << - IFXMIPS_PCI_CFG_FUNNUM_SHF) | (where & ~0x3); - - /* Perform access */ - if (access_type == PCI_ACCESS_WRITE) - { -#ifdef CONFIG_SWAP_IO_SPACE - ifxmips_w32(swab32(*data), ((u32*)cfg_base)); -#else - ifxmips_w32(*data, ((u32*)cfg_base)); -#endif - } else { - *data = ifxmips_r32(((u32*)(cfg_base))); -#ifdef CONFIG_SWAP_IO_SPACE - *data = swab32(*data); -#endif - } - wmb(); - - /* clean possible Master abort */ - cfg_base = (ifxmips_pci_mapped_cfg | (0x0 << IFXMIPS_PCI_CFG_FUNNUM_SHF)) + 4; - temp = ifxmips_r32(((u32*)(cfg_base))); -#ifdef CONFIG_SWAP_IO_SPACE - temp = swab32 (temp); -#endif - cfg_base = (ifxmips_pci_mapped_cfg | (0x68 << IFXMIPS_PCI_CFG_FUNNUM_SHF)) + 4; - ifxmips_w32(temp, ((u32*)cfg_base)); - - spin_unlock_irqrestore(&ebu_lock, flags); - - if (((*data) == 0xffffffff) && (access_type == PCI_ACCESS_READ)) - return 1; - - return 0; -} - -int -ifxmips_pci_read_config_dword(struct pci_bus *bus, unsigned int devfn, - int where, int size, u32 * val) -{ - u32 data = 0; - - if (ifxmips_pci_config_access(PCI_ACCESS_READ, bus, devfn, where, &data)) - return PCIBIOS_DEVICE_NOT_FOUND; - - if (size == 1) - *val = (data >> ((where & 3) << 3)) & 0xff; - else if (size == 2) - *val = (data >> ((where & 3) << 3)) & 0xffff; - else - *val = data; - - return PCIBIOS_SUCCESSFUL; -} - -int -ifxmips_pci_write_config_dword(struct pci_bus *bus, unsigned int devfn, - int where, int size, u32 val) -{ - u32 data = 0; - - if (size == 4) - { - data = val; - } else { - if (ifxmips_pci_config_access(PCI_ACCESS_READ, bus, devfn, where, &data)) - return PCIBIOS_DEVICE_NOT_FOUND; - - if (size == 1) - data = (data & ~(0xff << ((where & 3) << 3))) | - (val << ((where & 3) << 3)); - else if (size == 2) - data = (data & ~(0xffff << ((where & 3) << 3))) | - (val << ((where & 3) << 3)); - } - - if (ifxmips_pci_config_access(PCI_ACCESS_WRITE, bus, devfn, where, &data)) - return PCIBIOS_DEVICE_NOT_FOUND; - - return PCIBIOS_SUCCESSFUL; -} diff --git a/target/linux/ifxmips/files-2.6.30/arch/mips/pci/pci-ifxmips.c b/target/linux/ifxmips/files-2.6.30/arch/mips/pci/pci-ifxmips.c deleted file mode 100644 index 6ff765e85..000000000 --- a/target/linux/ifxmips/files-2.6.30/arch/mips/pci/pci-ifxmips.c +++ /dev/null @@ -1,209 +0,0 @@ -#include <linux/types.h> -#include <linux/pci.h> -#include <linux/kernel.h> -#include <linux/init.h> -#include <linux/delay.h> -#include <linux/mm.h> -#include <asm/addrspace.h> -#include <linux/vmalloc.h> -#include <ifxmips.h> -#include <ifxmips_irq.h> -#include <ifxmips_cgu.h> - -#define IFXMIPS_PCI_MEM_BASE 0x18000000 -#define IFXMIPS_PCI_MEM_SIZE 0x02000000 -#define IFXMIPS_PCI_IO_BASE 0x1AE00000 -#define IFXMIPS_PCI_IO_SIZE 0x00200000 - -extern int ifxmips_pci_read_config_dword(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 *val); -extern int ifxmips_pci_write_config_dword(struct pci_bus *bus, unsigned int devfn, int where, int size, u32 val); - -struct pci_ops ifxmips_pci_ops = -{ - .read = ifxmips_pci_read_config_dword, - .write = ifxmips_pci_write_config_dword -}; - -static struct resource pci_io_resource = -{ - .name = "io pci IO space", - .start = IFXMIPS_PCI_IO_BASE, - .end = IFXMIPS_PCI_IO_BASE + IFXMIPS_PCI_IO_SIZE - 1, - .flags = IORESOURCE_IO -}; - -static struct resource pci_mem_resource = -{ - .name = "ext pci memory space", - .start = IFXMIPS_PCI_MEM_BASE, - .end = IFXMIPS_PCI_MEM_BASE + IFXMIPS_PCI_MEM_SIZE - 1, - .flags = IORESOURCE_MEM -}; - -static struct pci_controller ifxmips_pci_controller = -{ - .pci_ops = &ifxmips_pci_ops, - .mem_resource = &pci_mem_resource, - .mem_offset = 0x00000000UL, - .io_resource = &pci_io_resource, - .io_offset = 0x00000000UL, -}; - -/* the cpu can can generate the 33Mhz or rely on an external clock the cgu needs the - proper setting, otherwise the cpu hangs. we have no way of runtime detecting this */ -u32 ifxmips_pci_mapped_cfg; -int ifxmips_pci_external_clock = 0; - -/* Since the PCI REQ pins can be reused for other functionality, make it possible - to exclude those from interpretation by the PCI controller */ -int ifxmips_pci_req_mask = 0xf; - -static int __init -ifxmips_pci_set_external_clk(char *str) -{ - printk("cgu: setting up external pci clock\n"); - ifxmips_pci_external_clock = 1; - return 1; -} -__setup("pci_external_clk", ifxmips_pci_set_external_clk); - -int -pcibios_plat_dev_init(struct pci_dev *dev) -{ - u8 pin; - - pci_read_config_byte(dev, PCI_INTERRUPT_PIN, &pin); - switch(pin) - { - case 0: - break; - case 1: - //falling edge level triggered:0x4, low level:0xc, rising edge:0x2 - ifxmips_w32(ifxmips_r32(IFXMIPS_EBU_PCC_CON) | 0xc, IFXMIPS_EBU_PCC_CON); - ifxmips_w32(ifxmips_r32(IFXMIPS_EBU_PCC_IEN) | 0x10, IFXMIPS_EBU_PCC_IEN); - break; - case 2: - case 3: - case 4: - printk ("WARNING: interrupt pin %d not supported yet!\n", pin); - default: - printk ("WARNING: invalid interrupt pin %d\n", pin); - return 1; - } - return 0; -} - -static u32 calc_bar11mask(void) -{ - u32 mem, bar11mask; - - /* BAR11MASK value depends on available memory on system. */ - mem = num_physpages * PAGE_SIZE; - bar11mask = (0x0ffffff0 & ~((1 << (fls(mem) -1)) -1)) | 8; - - return bar11mask; -} - -static void __init -ifxmips_pci_startup(void) -{ - u32 temp_buffer; - - cgu_setup_pci_clk(ifxmips_pci_external_clock); - - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_OUT) | (1 << 5), IFXMIPS_GPIO_P1_OUT); - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_OD) | (1 << 5), IFXMIPS_GPIO_P1_OD); - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_DIR) | (1 << 5), IFXMIPS_GPIO_P1_DIR); - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_ALTSEL1) & ~(1 << 5), IFXMIPS_GPIO_P1_ALTSEL1); - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_ALTSEL0) & ~(1 << 5), IFXMIPS_GPIO_P1_ALTSEL0); - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_DIR) & ~0x2000, IFXMIPS_GPIO_P1_DIR); - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_DIR) | 0x4000, IFXMIPS_GPIO_P1_DIR); - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_ALTSEL1) & ~0x6000, IFXMIPS_GPIO_P1_ALTSEL1); - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_ALTSEL0) | 0x6000, IFXMIPS_GPIO_P1_ALTSEL0); - /* enable auto-switching between PCI and EBU */ - ifxmips_w32(0xa, PCI_CR_CLK_CTRL); - /* busy, i.e. configuration is not done, PCI access has to be retried */ - ifxmips_w32(ifxmips_r32(PCI_CR_PCI_MOD) & ~(1 << 24), PCI_CR_PCI_MOD); - wmb (); - /* BUS Master/IO/MEM access */ - ifxmips_w32(ifxmips_r32(PCI_CS_STS_CMD) | 7, PCI_CS_STS_CMD); - - /* enable external 2 PCI masters */ - temp_buffer = ifxmips_r32(PCI_CR_PC_ARB); - temp_buffer &= (~(ifxmips_pci_req_mask << 16)); - /* enable internal arbiter */ - temp_buffer |= (1 << INTERNAL_ARB_ENABLE_BIT); - /* enable internal PCI master reqest */ - temp_buffer &= (~(3 << PCI_MASTER0_REQ_MASK_2BITS)); - - /* enable EBU reqest */ - temp_buffer &= (~(3 << PCI_MASTER1_REQ_MASK_2BITS)); - - /* enable all external masters request */ - temp_buffer &= (~(3 << PCI_MASTER2_REQ_MASK_2BITS)); - ifxmips_w32(temp_buffer, PCI_CR_PC_ARB); - wmb (); - - ifxmips_w32(0x18000000, PCI_CR_FCI_ADDR_MAP0); - ifxmips_w32(0x18400000, PCI_CR_FCI_ADDR_MAP1); - ifxmips_w32(0x18800000, PCI_CR_FCI_ADDR_MAP2); - ifxmips_w32(0x18c00000, PCI_CR_FCI_ADDR_MAP3); - ifxmips_w32(0x19000000, PCI_CR_FCI_ADDR_MAP4); - ifxmips_w32(0x19400000, PCI_CR_FCI_ADDR_MAP5); - ifxmips_w32(0x19800000, PCI_CR_FCI_ADDR_MAP6); - ifxmips_w32(0x19c00000, PCI_CR_FCI_ADDR_MAP7); - ifxmips_w32(0x1ae00000, PCI_CR_FCI_ADDR_MAP11hg); - ifxmips_w32(calc_bar11mask(), PCI_CR_BAR11MASK); - ifxmips_w32(0, PCI_CR_PCI_ADDR_MAP11); - ifxmips_w32(0, PCI_CS_BASE_ADDR1); -#ifdef CONFIG_SWAP_IO_SPACE - /* both TX and RX endian swap are enabled */ - ifxmips_w32(ifxmips_r32(PCI_CR_PCI_EOI) | 3, PCI_CR_PCI_EOI); - wmb (); -#endif - /*TODO: disable BAR2 & BAR3 - why was this in the origianl infineon code */ - ifxmips_w32(ifxmips_r32(PCI_CR_BAR12MASK) | 0x80000000, PCI_CR_BAR12MASK); - ifxmips_w32(ifxmips_r32(PCI_CR_BAR13MASK) | 0x80000000, PCI_CR_BAR13MASK); - /*use 8 dw burst length */ - ifxmips_w32(0x303, PCI_CR_FCI_BURST_LENGTH); - ifxmips_w32(ifxmips_r32(PCI_CR_PCI_MOD) | (1 << 24), PCI_CR_PCI_MOD); - wmb(); - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_OUT) & ~(1 << 5), IFXMIPS_GPIO_P1_OUT); - wmb(); - mdelay(1); - ifxmips_w32(ifxmips_r32(IFXMIPS_GPIO_P1_OUT) | (1 << 5), IFXMIPS_GPIO_P1_OUT); -} - -int __init -pcibios_map_irq(const struct pci_dev *dev, u8 slot, u8 pin){ - switch(slot) - { - case 13: - /* IDSEL = AD29 --> USB Host Controller */ - return (INT_NUM_IM1_IRL0 + 17); - case 14: - /* IDSEL = AD30 --> mini PCI connector */ - return (INT_NUM_IM0_IRL0 + 22); - default: - printk("Warning: no IRQ found for PCI device in slot %d, pin %d\n", slot, pin); - return 0; - } -} - -int __init -pcibios_init(void) -{ - extern int pci_probe_only; - - pci_probe_only = 0; - printk("PCI: Probing PCI hardware on host bus 0.\n"); - ifxmips_pci_startup (); - ifxmips_pci_mapped_cfg = (u32)ioremap_nocache(0x17000000, 0x800 * 16); - printk("IFXMips PCI mapped to 0x%08lX\n", (unsigned long)ifxmips_pci_mapped_cfg); - ifxmips_pci_controller.io_map_base = (unsigned long)ioremap(IFXMIPS_PCI_IO_BASE, IFXMIPS_PCI_IO_SIZE - 1); - printk("IFXMips PCI I/O mapped to 0x%08lX\n", (unsigned long)ifxmips_pci_controller.io_map_base); - register_pci_controller(&ifxmips_pci_controller); - return 0; -} - -arch_initcall(pcibios_init); |