diff options
Diffstat (limited to 'target/linux/adm5120/files/arch/mips')
32 files changed, 3910 insertions, 0 deletions
diff --git a/target/linux/adm5120/files/arch/mips/adm5120/Kconfig b/target/linux/adm5120/files/arch/mips/adm5120/Kconfig new file mode 100644 index 000000000..7738d8175 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/Kconfig @@ -0,0 +1,20 @@ +if MIPS_ADM5120 + +menu "ADM5120 Implementation Options" + +config ADM5120_CPU_OVERRIDES + bool "Enable CPU feature overrides" + default y + +config PCI_ADM5120 + bool "Enable PCI support" + select PCI + default y + +endmenu + +config ARM_AMBA + bool + default y + +endif diff --git a/target/linux/adm5120/files/arch/mips/adm5120/Makefile b/target/linux/adm5120/files/arch/mips/adm5120/Makefile new file mode 100644 index 000000000..bb0a7c8b0 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/Makefile @@ -0,0 +1,15 @@ +# +# Makefile for the ADMtek ADM5120 SoC specific parts of the kernel +# + +obj-y := setup.o prom.o irq.o memory.o adm5120_info.o +obj-y += board.o +obj-y += clock.o +obj-y += gpio.o +obj-y += platform.o +obj-y += reset.o +obj-y += time.o + +obj-y += trxsplit.o + +EXTRA_AFLAGS := $(CFLAGS) diff --git a/target/linux/adm5120/files/arch/mips/adm5120/adm5120_info.c b/target/linux/adm5120/files/arch/mips/adm5120/adm5120_info.c new file mode 100644 index 000000000..e2ee5ca56 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/adm5120_info.c @@ -0,0 +1,93 @@ +/* + * $Id$ + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_switch.h> + +unsigned int adm5120_product_code; +unsigned int adm5120_revision; +unsigned int adm5120_package; +unsigned int adm5120_nand_boot; +unsigned long adm5120_speed; + +#define SWITCH_READ(r) *(u32 *)(KSEG1ADDR(ADM5120_SWITCH_BASE)+(r)) +#define SWITCH_WRITE(r,v) *(u32 *)(KSEG1ADDR(ADM5120_SWITCH_BASE)+(r))=(v) + +/* + * CPU settings detection + */ +#define CODE_GET_PC(c) ((c) & CODE_PC_MASK) +#define CODE_GET_REV(c) (((c) >> CODE_REV_SHIFT) & CODE_REV_MASK) +#define CODE_GET_PK(c) (((c) >> CODE_PK_SHIFT) & CODE_PK_MASK) +#define CODE_GET_CLKS(c) (((c) >> CODE_CLKS_SHIFT) & CODE_CLKS_MASK) +#define CODE_GET_NAB(c) (((c) & CODE_NAB) != 0) + +void adm5120_ndelay(u32 ns) +{ + u32 t; + + SWITCH_WRITE(SWITCH_REG_TIMER, TIMER_PERIOD_DEFAULT); + SWITCH_WRITE(SWITCH_REG_TIMER_INT, (TIMER_INT_TOS | TIMER_INT_TOM)); + + t = (ns+640) / 640; + t &= TIMER_PERIOD_MASK; + SWITCH_WRITE(SWITCH_REG_TIMER, t | TIMER_TE); + + /* wait until the timer expires */ + do { + t = SWITCH_READ(SWITCH_REG_TIMER_INT); + } while ((t & TIMER_INT_TOS) == 0); + + /* leave the timer disabled */ + SWITCH_WRITE(SWITCH_REG_TIMER, TIMER_PERIOD_DEFAULT); + SWITCH_WRITE(SWITCH_REG_TIMER_INT, (TIMER_INT_TOS | TIMER_INT_TOM)); +} + +void __init adm5120_soc_init(void) +{ + u32 code; + u32 clks; + + code = SWITCH_READ(SWITCH_REG_CODE); + + adm5120_product_code = CODE_GET_PC(code); + adm5120_revision = CODE_GET_REV(code); + adm5120_package = (CODE_GET_PK(code) == CODE_PK_BGA) ? + ADM5120_PACKAGE_BGA : ADM5120_PACKAGE_PQFP; + adm5120_nand_boot = CODE_GET_NAB(code); + + clks = CODE_GET_CLKS(code); + adm5120_speed = ADM5120_SPEED_175; + if (clks & 1) + adm5120_speed += 25000000; + if (clks & 2) + adm5120_speed += 50000000; +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/board.c b/target/linux/adm5120/files/arch/mips/adm5120/board.c new file mode 100644 index 000000000..74bacaa2e --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/board.c @@ -0,0 +1,129 @@ +/* + * $Id$ + * + * ADM5120 generic board code + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/device.h> +#include <linux/platform_device.h> + +#include <asm/bootinfo.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_irq.h> +#include <asm/mach-adm5120/adm5120_board.h> +#include <asm/mach-adm5120/adm5120_platform.h> + +static LIST_HEAD(adm5120_boards); +static char adm5120_board_name[ADM5120_BOARD_NAMELEN]; + +const char *get_system_type(void) +{ + return adm5120_board_name; +} + +static struct adm5120_board * __init adm5120_board_find(unsigned long machtype) +{ + struct list_head *this; + struct adm5120_board *board; + void *ret; + + ret = NULL; + list_for_each(this, &adm5120_boards) { + board = list_entry(this, struct adm5120_board, list); + if (board->mach_type == machtype) { + ret = board; + break; + } + } + + return ret; +} + +static int __init adm5120_board_setup(void) +{ + struct adm5120_board *board; + int err; + + board = adm5120_board_find(mips_machtype); + if (board == NULL) { + printk(KERN_ALERT "adm5120: no board registered for machtype %lu" + ", trying generic\n", mips_machtype); + board = adm5120_board_find(MACH_ADM5120_GENERIC); + if (board == NULL) + panic("adm5120: unsupported board\n"); + } + + printk(KERN_INFO "adm5120: setting up board '%s'\n", board->name); + + memcpy(&adm5120_board_name, board->name, ADM5120_BOARD_NAMELEN); + + adm5120_board_reset = board->board_reset; + if (board->eth_num_ports > 0) + adm5120_eth_num_ports = board->eth_num_ports; + + if (board->eth_vlans) + memcpy(adm5120_eth_vlans, board->eth_vlans, + sizeof(adm5120_eth_vlans)); + + + if (board->board_setup) + board->board_setup(); + + /* register UARTs */ + amba_device_register(&adm5120_uart0_device, &iomem_resource); + amba_device_register(&adm5120_uart1_device, &iomem_resource); + + /* register PCI controller */ + if (adm5120_package_bga()) + platform_device_register(&adm5120_pci_device); + + /* register board devices */ + if (board->num_devices > 0 && board->devices != NULL ) { + err = platform_add_devices(board->devices, board->num_devices); + if (err) + printk(KERN_ALERT "adm5120: adding board devices failed\n"); + } + + return 0; +} + +void __init adm5120_board_register(struct adm5120_board *board) +{ + list_add(&board->list, &adm5120_boards); + printk(KERN_INFO "adm5120: registered board '%s'\n", board->name); +} + +void __init adm5120_register_boards(struct adm5120_board **boards, + int num) +{ + int i; + + for (i=0; i<num; i++) + adm5120_board_register(boards[i]); +} + +arch_initcall(adm5120_board_setup); diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/Makefile b/target/linux/adm5120/files/arch/mips/adm5120/boards/Makefile new file mode 100644 index 000000000..a05c89156 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/Makefile @@ -0,0 +1,11 @@ +# +# Makefile for platforms based on ADM5120 SoC +# + +obj-y += generic.o +obj-y += cellvision.o +obj-y += compex.o +obj-y += edimax.o +obj-y += infineon.o +obj-y += mikrotik.o +obj-y += zyxel.o diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/cellvision.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/cellvision.c new file mode 100644 index 000000000..f7d44e257 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/cellvision.c @@ -0,0 +1,192 @@ +/* + * $Id$ + * + * Cellvision/SparkLAN boards + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/gpio.h> + +#include <asm/mach-adm5120/adm5120_board.h> +#include <asm/mach-adm5120/adm5120_platform.h> + +static void switch_bank_gpio5(unsigned bank) +{ + switch (bank) { + case 0: + gpio_set_value(ADM5120_GPIO_PIN5, 0); + break; + case 1: + gpio_set_value(ADM5120_GPIO_PIN5, 1); + break; + } +} + +static struct mtd_partition cas6xx_partitions[] = { + { + .name = "admboot", + .offset = 0, + .size = 32*1024, + .mask_flags = MTD_WRITEABLE, + } , { + .name = "config", + .offset = MTDPART_OFS_APPEND, + .size = 32*1024, + } , { + .name = "nvfs1", + .offset = MTDPART_OFS_APPEND, + .size = 64*1024, + } , { + .name = "nvfs2", + .offset = MTDPART_OFS_APPEND, + .size = 64*1024, + } , { + .name = "firmware", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + } +}; + +static struct mtd_partition cas7xx_partitions[] = { + { + .name = "admboot", + .offset = 0, + .size = 32*1024, + .mask_flags = MTD_WRITEABLE, + } , { + .name = "config", + .offset = MTDPART_OFS_APPEND, + .size = 32*1024, + } , { + .name = "nvfs", + .offset = MTDPART_OFS_APPEND, + .size = 128*1024, + } , { + .name = "firmware", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + } +}; + +static struct platform_device *cas6xx_devices[] __initdata = { + &adm5120_flash0_device, +}; + +static struct platform_device *cas7xx_devices[] __initdata = { + &adm5120_flash0_device, +}; + +static void __init cas6xx_setup(void) +{ + gpio_request(ADM5120_GPIO_PIN5, NULL); /* for flash A20 line */ + gpio_direction_output(ADM5120_GPIO_PIN5, 0); + + /* setup data for flash0 device */ + adm5120_flash0_data.switch_bank = switch_bank_gpio5; + adm5120_flash0_data.nr_parts = ARRAY_SIZE(cas6xx_partitions); + adm5120_flash0_data.parts = cas6xx_partitions; + + /* TODO: setup mac address */ +} + +static void __init cas7xx_setup(void) +{ + gpio_request(ADM5120_GPIO_PIN5, NULL); /* for flash A20 line */ + gpio_direction_output(ADM5120_GPIO_PIN5, 0); + + /* setup data for flash0 device */ + adm5120_flash0_data.switch_bank = switch_bank_gpio5; + adm5120_flash0_data.nr_parts = ARRAY_SIZE(cas7xx_partitions); + adm5120_flash0_data.parts = cas7xx_partitions; + + /* TODO: setup mac address */ +} + +static struct adm5120_board cas630_board __initdata = { + .mach_type = MACH_ADM5120_CAS630, + .name = "Cellvision CAS-630/630W", + .board_setup = cas6xx_setup, + .eth_num_ports = 1, + .num_devices = ARRAY_SIZE(cas6xx_devices), + .devices = cas6xx_devices, +}; + +static struct adm5120_board cas670_board __initdata = { + .mach_type = MACH_ADM5120_CAS670, + .name = "Cellvision CAS-670/670W", + .board_setup = cas6xx_setup, + .eth_num_ports = 1, + .num_devices = ARRAY_SIZE(cas6xx_devices), + .devices = cas6xx_devices, +}; + +static struct adm5120_board cas700_board __initdata = { + .mach_type = MACH_ADM5120_CAS700, + .name = "Cellvision CAS-700/700W", + .board_setup = cas7xx_setup, + .eth_num_ports = 1, + .num_devices = ARRAY_SIZE(cas7xx_devices), + .devices = cas7xx_devices, +}; + +static struct adm5120_board cas771_board __initdata = { + .mach_type = MACH_ADM5120_CAS771, + .name = "Cellvision CAS-771/771W", + .board_setup = cas7xx_setup, + .eth_num_ports = 1, + .num_devices = ARRAY_SIZE(cas7xx_devices), + .devices = cas7xx_devices, +}; + +static struct adm5120_board cas790_board __initdata = { + .mach_type = MACH_ADM5120_CAS790, + .name = "Cellvision CAS-790", + .board_setup = cas7xx_setup, + .eth_num_ports = 1, + .num_devices = ARRAY_SIZE(cas7xx_devices), + .devices = cas7xx_devices, +}; + +static struct adm5120_board cas861_board __initdata = { + .mach_type = MACH_ADM5120_CAS861, + .name = "Cellvision CAS-861/861W", + .board_setup = cas7xx_setup, + .eth_num_ports = 1, + .num_devices = ARRAY_SIZE(cas7xx_devices), + .devices = cas7xx_devices, +}; + +static int __init register_boards(void) +{ + adm5120_board_register(&cas630_board); + adm5120_board_register(&cas670_board); + adm5120_board_register(&cas700_board); + adm5120_board_register(&cas771_board); + adm5120_board_register(&cas790_board); + adm5120_board_register(&cas861_board); + return 0; +} + +pure_initcall(register_boards); diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/compex.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/compex.c new file mode 100644 index 000000000..620179744 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/compex.c @@ -0,0 +1,222 @@ +/* + * $Id$ + * + * Compex boards + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/gpio.h> + +#include <asm/mach-adm5120/adm5120_board.h> +#include <asm/mach-adm5120/adm5120_platform.h> + +static void switch_bank_gpio5(unsigned bank) +{ + switch (bank) { + case 0: + gpio_set_value(ADM5120_GPIO_PIN5, 0); + break; + case 1: + gpio_set_value(ADM5120_GPIO_PIN5, 1); + break; + } +} + +static void wp54_reset(void) +{ + gpio_set_value(ADM5120_GPIO_PIN3, 0); +} + +static struct mtd_partition wp54g_wrt_partitions[] = { + { + .name = "cfe", + .offset = 0, + .size = 0x050000, + .mask_flags = MTD_WRITEABLE, + } , { + .name = "trx", + .offset = MTDPART_OFS_APPEND, + .size = 0x3A0000, + } , { + .name = "nvram", + .offset = MTDPART_OFS_APPEND, + .size = 0x010000, + } +}; + +static struct platform_device *np2xg_devices[] __initdata = { + &adm5120_flash0_device, + &adm5120_usbc_device, +}; + +static struct platform_device *wp54_devices[] __initdata = { + &adm5120_flash0_device, +}; + +static void __init np2xg_setup(void) +{ + gpio_request(ADM5120_GPIO_PIN5, NULL); /* for flash A20 line */ + gpio_direction_output(ADM5120_GPIO_PIN5, 0); + + /* setup data for flash0 device */ + adm5120_flash0_data.switch_bank = switch_bank_gpio5; + + /* TODO: setup mac address */ +} + +static void __init wp54_setup(void) +{ + gpio_request(ADM5120_GPIO_PIN5, NULL); /* for flash A20 line */ + gpio_direction_output(ADM5120_GPIO_PIN5, 0); + + gpio_request(ADM5120_GPIO_PIN3, NULL); /* for system reset */ + gpio_direction_output(ADM5120_GPIO_PIN3, 1); + + + /* setup data for flash0 device */ + adm5120_flash0_data.switch_bank = switch_bank_gpio5; + + /* TODO: setup mac address */ +} + +static void __init wp54_wrt_setup(void) +{ + gpio_request(ADM5120_GPIO_PIN5, NULL); /* for flash A20 line */ + gpio_direction_output(ADM5120_GPIO_PIN5, 0); + + gpio_request(ADM5120_GPIO_PIN3, NULL); /* for system reset */ + gpio_direction_output(ADM5120_GPIO_PIN3, 1); + + /* setup data for flash0 device */ + adm5120_flash0_data.switch_bank = switch_bank_gpio5; + adm5120_flash0_data.nr_parts = ARRAY_SIZE(wp54g_wrt_partitions); + adm5120_flash0_data.parts = wp54g_wrt_partitions; + + /* TODO: setup mac address */ +} + +unsigned char np27g_vlans[6] __initdata = { + /* FIXME: untested */ + 0x41, 0x42, 0x44, 0x48, 0x50, 0x00 +}; + +unsigned char np28g_vlans[6] __initdata = { + /* FIXME: untested */ + 0x41, 0x42, 0x44, 0x48, 0x00, 0x00 +}; + +unsigned char wp54_vlans[6] __initdata = { + /* FIXME: untested */ + 0x41, 0x42, 0x00, 0x00, 0x00, 0x00 +}; + +static struct adm5120_board np27g_board __initdata = { + .mach_type = MACH_ADM5120_NP27G, + .name = "Compex NetPassage 27G", + .board_setup = np2xg_setup, + .eth_num_ports = 5, + .eth_vlans = np27g_vlans, + .num_devices = ARRAY_SIZE(np2xg_devices), + .devices = np2xg_devices, +}; + +static struct adm5120_board np28g_board __initdata = { + .mach_type = MACH_ADM5120_NP28G, + .name = "Compex NetPassage 28G", + .board_setup = np2xg_setup, + .eth_num_ports = 4, + .eth_vlans = np28g_vlans, + .num_devices = ARRAY_SIZE(np2xg_devices), + .devices = np2xg_devices, +}; + +static struct adm5120_board wp54ag_board __initdata = { + .mach_type = MACH_ADM5120_WP54AG, + .name = "Compex WP54AG", + .board_setup = wp54_setup, + .board_reset = wp54_reset, + .eth_num_ports = 2, + .eth_vlans = wp54_vlans, + .num_devices = ARRAY_SIZE(wp54_devices), + .devices = wp54_devices, +}; + +static struct adm5120_board wp54g_board __initdata = { + .mach_type = MACH_ADM5120_WP54G, + .name = "Compex WP54G", + .board_setup = wp54_setup, + .board_reset = wp54_reset, + .eth_num_ports = 2, + .eth_vlans = wp54_vlans, + .num_devices = ARRAY_SIZE(wp54_devices), + .devices = wp54_devices, +}; + +static struct adm5120_board wp54g_wrt_board __initdata = { + .mach_type = MACH_ADM5120_WP54G, + .name = "Compex WP54G-WRT", + .board_setup = wp54_wrt_setup, + .board_reset = wp54_reset, + .eth_num_ports = 2, + .eth_vlans = wp54_vlans, + .num_devices = ARRAY_SIZE(wp54_devices), + .devices = wp54_devices, +}; + +static struct adm5120_board wpp54ag_board __initdata = { + .mach_type = MACH_ADM5120_WPP54AG, + .name = "Compex WPP54AG", + .board_setup = wp54_setup, + .board_reset = wp54_reset, + .eth_num_ports = 2, + .eth_vlans = wp54_vlans, + .num_devices = ARRAY_SIZE(wp54_devices), + .devices = wp54_devices, +}; + +static struct adm5120_board wpp54g_board __initdata = { + .mach_type = MACH_ADM5120_WPP54G, + .name = "Compex WPP54G", + .board_setup = wp54_setup, + .board_reset = wp54_reset, + .eth_num_ports = 2, + .eth_vlans = wp54_vlans, + .num_devices = ARRAY_SIZE(wp54_devices), + .devices = wp54_devices, +}; + +static int __init register_boards(void) +{ + adm5120_board_register(&np27g_board); + adm5120_board_register(&np28g_board); + adm5120_board_register(&wp54ag_board); + adm5120_board_register(&wp54g_board); + adm5120_board_register(&wp54g_wrt_board); + adm5120_board_register(&wpp54ag_board); + adm5120_board_register(&wpp54g_board); + return 0; +} + +pure_initcall(register_boards); diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/edimax.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/edimax.c new file mode 100644 index 000000000..a184cbce4 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/edimax.c @@ -0,0 +1,84 @@ +/* + * $Id$ + * + * Edimax boards + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/gpio.h> + +#include <asm/mach-adm5120/adm5120_board.h> +#include <asm/mach-adm5120/adm5120_platform.h> + +static struct mtd_partition br6104k_partitions[] = { + { + .name = "admboot", + .offset = 0, + .size = 32*1024, + .mask_flags = MTD_WRITEABLE, + } , { + .name = "config", + .offset = MTDPART_OFS_APPEND, + .size = 32*1024, + } , { + .name = "firmware", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + } +}; + +static struct platform_device *br6104k_devices[] __initdata = { + &adm5120_flash0_device, +}; + +static void __init br6104k_setup(void) { + /* setup data for flash0 device */ + adm5120_flash0_data.nr_parts = ARRAY_SIZE(br6104k_partitions); + adm5120_flash0_data.parts = br6104k_partitions; + + /* TODO: setup mac addresses, if possible */ +} + +unsigned char br6104k_vlans[6] = { + 0x41, 0x42, 0x44, 0x48, 0x50, 0x00 +}; + +static struct adm5120_board br6104k_board __initdata = { + .mach_type = MACH_ADM5120_BR6104K, + .name = "Edimax BR-6104K", + .board_setup = br6104k_setup, + .eth_num_ports = 5, + .eth_vlans = br6104k_vlans, + .num_devices = ARRAY_SIZE(br6104k_devices), + .devices = br6104k_devices, +}; + +static int __init register_boards(void) +{ + adm5120_board_register(&br6104k_board); + return 0; +} + +pure_initcall(register_boards); diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/generic.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/generic.c new file mode 100644 index 000000000..de78ca40e --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/generic.c @@ -0,0 +1,53 @@ +/* + * $Id$ + * + * Generic ADM5120 based board + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/gpio.h> + +#include <asm/mach-adm5120/adm5120_board.h> +#include <asm/mach-adm5120/adm5120_platform.h> + +static struct platform_device *generic_devices[] __initdata = { + &adm5120_flash0_device, +}; + +static struct adm5120_board generic_board __initdata = { + .mach_type = MACH_ADM5120_GENERIC, + .name = "Generic ADM5120 board", + .eth_num_ports = 6, + .num_devices = ARRAY_SIZE(generic_devices), + .devices = generic_devices, +}; + +static int __init register_boards(void) +{ + adm5120_board_register(&generic_board); + return 0; +} + +pure_initcall(register_boards); diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/infineon.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/infineon.c new file mode 100644 index 000000000..ebeb5aa87 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/infineon.c @@ -0,0 +1,167 @@ +/* + * $Id$ + * + * Infineon boards + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/gpio.h> + +#include <asm/mach-adm5120/adm5120_board.h> +#include <asm/mach-adm5120/adm5120_platform.h> + +static void switch_bank_gpio3(unsigned bank) +{ + switch (bank) { + case 0: + gpio_set_value(ADM5120_GPIO_PIN3, 0); + break; + case 1: + gpio_set_value(ADM5120_GPIO_PIN3, 1); + break; + } +} + +static void switch_bank_gpio5(unsigned bank) +{ + switch (bank) { + case 0: + gpio_set_value(ADM5120_GPIO_PIN5, 0); + break; + case 1: + gpio_set_value(ADM5120_GPIO_PIN5, 1); + break; + } +} + +static struct mtd_partition easy_partitions[] = { + { + .name = "admboot", + .offset = 0, + .size = 64*1024, + .mask_flags = MTD_WRITEABLE, + } , { + .name = "boardcfg", + .offset = MTDPART_OFS_APPEND, + .size = 64*1024, + } , { + .name = "firmware", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + } +}; + +static struct platform_device *easy5120pata_devices[] __initdata = { + &adm5120_flash0_device, + /* TODO: add VINETIC2 device? */ +}; + +static struct platform_device *easy5120rt_devices[] __initdata = { + &adm5120_flash0_device, + &adm5120_usbc_device +}; + +static struct platform_device *easy5120wvoip_devices[] __initdata = { + &adm5120_flash0_device, + /* TODO: add VINETIC2 device? */ +}; + +static struct platform_device *easy83000_devices[] __initdata = { + &adm5120_flash0_device, + /* TODO: add VINAX device? */ +}; + +static void __init easy_setup_pqfp(void) +{ + gpio_request(ADM5120_GPIO_PIN3, NULL); /* for flash A20 line */ + gpio_direction_output(ADM5120_GPIO_PIN3, 0); + + /* setup data for flash0 device */ + adm5120_flash0_data.switch_bank = switch_bank_gpio3; + adm5120_flash0_data.nr_parts = ARRAY_SIZE(easy_partitions); + adm5120_flash0_data.parts = easy_partitions; + + /* TODO: setup mac addresses */ +} + +static void __init easy_setup_bga(void) +{ + gpio_request(ADM5120_GPIO_PIN5, NULL); /* for flash A20 line */ + gpio_direction_output(ADM5120_GPIO_PIN5, 0); + + /* setup data for flash0 device */ + adm5120_flash0_data.switch_bank = switch_bank_gpio5; + adm5120_flash0_data.nr_parts = ARRAY_SIZE(easy_partitions); + adm5120_flash0_data.parts = easy_partitions; + + /* TODO: setup mac addresses */ +} + +static struct adm5120_board easy5120pata_board __initdata = { + .mach_type = MACH_ADM5120_EASY5120PATA, + .name = "Infineon EASY 5120P-ATA Reference Board", + .board_setup = easy_setup_pqfp, + .eth_num_ports = 6, + .num_devices = ARRAY_SIZE(easy5120pata_devices), + .devices = easy5120pata_devices, +}; + +static struct adm5120_board easy5120rt_board __initdata = { + .mach_type = MACH_ADM5120_EASY5120RT, + .name = "Infineon EASY 5120-RT Reference Board", + .board_setup = easy_setup_bga, + .eth_num_ports = 5, + .num_devices = ARRAY_SIZE(easy5120rt_devices), + .devices = easy5120rt_devices, +}; + +static struct adm5120_board easy5120wvoip_board __initdata = { + .mach_type = MACH_ADM5120_EASY5120WVOIP, + .name = "Infineon EASY 5120-WVoIP Reference Board", + .board_setup = easy_setup_bga, + .eth_num_ports = 6, + .num_devices = ARRAY_SIZE(easy5120wvoip_devices), + .devices = easy5120wvoip_devices, +}; + +static struct adm5120_board easy83000_board __initdata = { + .mach_type = MACH_ADM5120_EASY83000, + .name = "Infineon EASY 83000 Reference Board", + .board_setup = easy_setup_pqfp, + .eth_num_ports = 6, + .num_devices = ARRAY_SIZE(easy83000_devices), + .devices = easy83000_devices, +}; + +static int __init register_boards(void) +{ + adm5120_board_register(&easy5120pata_board); + adm5120_board_register(&easy5120rt_board); + adm5120_board_register(&easy5120wvoip_board); + adm5120_board_register(&easy83000_board); + return 0; +} + +pure_initcall(register_boards); diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c new file mode 100644 index 000000000..f233772d0 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/mikrotik.c @@ -0,0 +1,172 @@ +/* + * $Id$ + * + * Mikrotik RouterBOARDs 111/112/133/133C/150/153 + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/gpio.h> + +#include <asm/mach-adm5120/adm5120_board.h> +#include <asm/mach-adm5120/adm5120_platform.h> + +static struct mtd_partition rb1xx_partitions[] = { + { + .name = "booter", + .offset = 0, + .size = 64*1024, + .mask_flags = MTD_WRITEABLE, + } , { + .name = "firmware", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + } +}; + +static struct platform_device *rb1xx_devices[] __initdata = { + &adm5120_flash0_device, + &adm5120_nand_device, +}; + +static struct platform_device *rb150_devices[] __initdata = { + &adm5120_flash0_device, + /* TODO: nand device is not yet supported */ +}; + +static void __init rb1xx_setup(void) +{ + /* setup data for flash0 device */ + adm5120_flash0_data.nr_parts = ARRAY_SIZE(rb1xx_partitions); + adm5120_flash0_data.parts = rb1xx_partitions; + + /* TODO: setup mac address */ +} + +#if 0 +/* + * RB1xx boards have bad network performance with the default VLAN matrixes. + * Disable it while the ethernet driver gets fixed. + */ +static unsigned char rb11x_vlans[6] __initdata = { + /* FIXME: untested */ + 0x41, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +static unsigned char rb133_vlans[6] __initdata = { + /* FIXME: untested */ + 0x44, 0x42, 0x41, 0x00, 0x00, 0x00 +}; + +static unsigned char rb133c_vlans[6] __initdata = { + /* FIXME: untested */ + 0x44, 0x00, 0x00, 0x00, 0x00, 0x00 +}; + +static unsigned char rb15x_vlans[6] __initdata = { + /* FIXME: untested */ + 0x41, 0x42, 0x44, 0x48, 0x50, 0x00 +}; +#else +static unsigned char rb_vlans[6] __initdata = { + 0x7F, 0x00, 0x00, 0x00, 0x00, 0x00 +}; +#define rb11x_vlans rb_vlans +#define rb133_vlans rb_vlans +#define rb133c_vlans rb_vlans +#define rb15x_vlans rb_vlans +#endif + +static struct adm5120_board rb111_board __initdata = { + .mach_type = MACH_ADM5120_RB_111, + .name = "Mikrotik RouterBOARD 111", + .board_setup = rb1xx_setup, + .eth_num_ports = 1, + .eth_vlans = rb11x_vlans, + .num_devices = ARRAY_SIZE(rb1xx_devices), + .devices = rb1xx_devices, +}; + +static struct adm5120_board rb112_board __initdata = { + .mach_type = MACH_ADM5120_RB_112, + .name = "Mikrotik RouterBOARD 112", + .board_setup = rb1xx_setup, + .eth_num_ports = 1, + .eth_vlans = rb11x_vlans, + .num_devices = ARRAY_SIZE(rb1xx_devices), + .devices = rb1xx_devices, +}; + +static struct adm5120_board rb133_board __initdata = { + .mach_type = MACH_ADM5120_RB_133, + .name = "Mikrotik RouterBOARD 133", + .board_setup = rb1xx_setup, + .eth_num_ports = 3, + .eth_vlans = rb133_vlans, + .num_devices = ARRAY_SIZE(rb1xx_devices), + .devices = rb1xx_devices, +}; + +static struct adm5120_board rb133c_board __initdata = { + .mach_type = MACH_ADM5120_RB_133C, + .name = "Mikrotik RouterBOARD 133C", + .board_setup = rb1xx_setup, + .eth_num_ports = 1, + .eth_vlans = rb133c_vlans, + .num_devices = ARRAY_SIZE(rb1xx_devices), + .devices = rb1xx_devices, +}; + +static struct adm5120_board rb150_board __initdata = { + .mach_type = MACH_ADM5120_RB_150, + .name = "Mikrotik RouterBOARD 150", + .board_setup = rb1xx_setup, + .eth_num_ports = 5, + .eth_vlans = rb15x_vlans, + .num_devices = ARRAY_SIZE(rb150_devices), + .devices = rb150_devices, +}; + +static struct adm5120_board rb153_board __initdata = { + .mach_type = MACH_ADM5120_RB_153, + .name = "Mikrotik RouterBOARD 153", + .board_setup = rb1xx_setup, + .eth_num_ports = 5, + .eth_vlans = rb15x_vlans, + .num_devices = ARRAY_SIZE(rb1xx_devices), + .devices = rb1xx_devices, +}; + +static int __init register_boards(void) +{ + adm5120_board_register(&rb111_board); + adm5120_board_register(&rb112_board); + adm5120_board_register(&rb133_board); + adm5120_board_register(&rb133c_board); + adm5120_board_register(&rb150_board); + adm5120_board_register(&rb153_board); + return 0; +} + +pure_initcall(register_boards); diff --git a/target/linux/adm5120/files/arch/mips/adm5120/boards/zyxel.c b/target/linux/adm5120/files/arch/mips/adm5120/boards/zyxel.c new file mode 100644 index 000000000..0a60205eb --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/boards/zyxel.c @@ -0,0 +1,127 @@ +/* + * $Id$ + * + * ZyXEL Prestige P-334/P-335 boards + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/kernel.h> +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/gpio.h> + +#include <asm/mach-adm5120/adm5120_board.h> +#include <asm/mach-adm5120/adm5120_platform.h> + +static void switch_bank_gpio5(unsigned bank) +{ + switch (bank) { + case 0: + gpio_set_value(ADM5120_GPIO_PIN5, 0); + break; + case 1: + gpio_set_value(ADM5120_GPIO_PIN5, 1); + break; + } +} + +static struct mtd_partition p33x_partitions[] = { + { + .name = "bootbase", + .offset = 0, + .size = 16*1024, + .mask_flags = MTD_WRITEABLE, + } , { + .name = "rom", + .offset = MTDPART_OFS_APPEND, + .size = 16*1024, + } , { + .name = "bootext", + .offset = MTDPART_OFS_APPEND, + .size = 96*1024, + .mask_flags = MTD_WRITEABLE, + } , { + .name = "trx", + .offset = MTDPART_OFS_APPEND, + .size = MTDPART_SIZ_FULL, + } , { + .name = "firmware", + .offset = 32*1024, + .size = MTDPART_SIZ_FULL, + } +}; + +static struct platform_device *p334_devices[] __initdata = { + &adm5120_flash0_device, +}; + +static struct platform_device *p335_devices[] __initdata = { + &adm5120_flash0_device, + &adm5120_usbc_device, +}; + +static void __init p33x_setup(void) +{ + gpio_request(ADM5120_GPIO_PIN5, NULL); /* for flash A20 line */ + gpio_direction_output(ADM5120_GPIO_PIN5, 0); + + /* setup data for flash0 device */ + adm5120_flash0_data.switch_bank = switch_bank_gpio5; + adm5120_flash0_data.nr_parts = ARRAY_SIZE(p33x_partitions); + adm5120_flash0_data.parts = p33x_partitions; + + /* TODO: setup mac address */ +} + +unsigned char p33x_vlans[6] __initdata = { + /* FIXME: untested */ + 0x50, 0x48, 0x44, 0x42, 0x41, 0x00 +}; + +static struct adm5120_board p334wt_board __initdata = { + .mach_type = MACH_ADM5120_P334WT, + .name = "ZyXEL Prestige 334WT", + .board_setup = p33x_setup, + .eth_num_ports = 5, + .eth_vlans = p33x_vlans, + .num_devices = ARRAY_SIZE(p334_devices), + .devices = p334_devices, +}; + +static struct adm5120_board p335_board __initdata = { + .mach_type = MACH_ADM5120_P335, + .name = "ZyXEL Prestige 335/335WT", + .board_setup = p33x_setup, + .eth_num_ports = 5, + .eth_vlans = p33x_vlans, + .num_devices = ARRAY_SIZE(p335_devices), + .devices = p335_devices, +}; + +static int __init register_boards(void) +{ + adm5120_board_register(&p334wt_board); + adm5120_board_register(&p335_board); + return 0; +} + +pure_initcall(register_boards); diff --git a/target/linux/adm5120/files/arch/mips/adm5120/clock.c b/target/linux/adm5120/files/arch/mips/adm5120/clock.c new file mode 100644 index 000000000..4a8b69b4c --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/clock.c @@ -0,0 +1,76 @@ +/* + * $Id$ + * + * ADM5120 minimal CLK API implementation + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * This file was based on the CLK API implementation in: + * arch/mips/tx4938/toshiba_rbtx4938/setup.c + * Copyright (C) 2000-2001 Toshiba Corporation + * 2003-2005 (c) MontaVista Software, Inc. + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/module.h> +#include <linux/err.h> +#include <linux/clk.h> + +#include <asm/mach-adm5120/adm5120_defs.h> + +struct clk { + unsigned long rate; +}; + +static struct clk uart_clk = { + .rate = ADM5120_UART_CLOCK +}; + +struct clk *clk_get(struct device *dev, const char *id) +{ + if (!strcmp(id, "UARTCLK")) + return &uart_clk; + + return ERR_PTR(-ENOENT); +} +EXPORT_SYMBOL(clk_get); + +int clk_enable(struct clk *clk) +{ + return 0; +} +EXPORT_SYMBOL(clk_enable); + +void clk_disable(struct clk *clk) +{ +} +EXPORT_SYMBOL(clk_disable); + +unsigned long clk_get_rate(struct clk *clk) +{ + return clk->rate; +} +EXPORT_SYMBOL(clk_get_rate); + +void clk_put(struct clk *clk) +{ +} +EXPORT_SYMBOL(clk_put); diff --git a/target/linux/adm5120/files/arch/mips/adm5120/gpio.c b/target/linux/adm5120/files/arch/mips/adm5120/gpio.c new file mode 100644 index 000000000..d073b659a --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/gpio.c @@ -0,0 +1,356 @@ +/* + * $Id$ + * + * ADM5120 GPIO support + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/autoconf.h> +#include <linux/init.h> +#include <linux/types.h> +#include <linux/module.h> +#include <linux/delay.h> +#include <linux/platform_device.h> + +#include <asm/addrspace.h> +#include <asm/io.h> +#include <asm/gpio.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_switch.h> + +typedef void __iomem * gpio_reg_t; +#define GPIO_READ(r) readl((r)) +#define GPIO_WRITE(v,r) writel((v),(r)) +#define GPIO_REG(r) (gpio_reg_t)(KSEG1ADDR(ADM5120_SWITCH_BASE)+r) + +struct adm5120_gpio_line { + u32 flags; + const char *label; +}; + +#define GPIO_FLAG_VALID 0x01 +#define GPIO_FLAG_USED 0x02 + +struct led_desc { + gpio_reg_t reg; /* LED register address */ + u8 iv_shift; /* shift amount for input bit */ + u8 mode_shift; /* shift amount for mode bits */ +}; + +#define LED_DESC(_port,_led) { \ + .reg = GPIO_REG(SWITCH_REG_PORT0_LED+_port*4), \ + .iv_shift = LED0_IV_SHIFT+_led, \ + .mode_shift = _led*4 \ + } + +static struct led_desc led_table[15] = { + LED_DESC(0, 0), LED_DESC(0, 1), LED_DESC(0, 2), + LED_DESC(1, 0), LED_DESC(1, 1), LED_DESC(1, 2), + LED_DESC(2, 0), LED_DESC(2, 1), LED_DESC(2, 2), + LED_DESC(3, 0), LED_DESC(3, 1), LED_DESC(3, 2), + LED_DESC(4, 0), LED_DESC(4, 1), LED_DESC(4, 2) +}; + +static struct adm5120_gpio_line adm5120_gpio_map[ADM5120_GPIO_COUNT] = { + [ADM5120_GPIO_PIN0] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_PIN1] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_PIN2] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_PIN3] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_PIN4] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_PIN5] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_PIN6] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_PIN7] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P0L0] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P0L1] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P0L2] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P1L0] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P1L1] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P1L2] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P2L0] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P2L1] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P2L2] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P3L0] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P3L1] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P3L2] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P4L0] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P4L1] = {.flags = GPIO_FLAG_VALID}, + [ADM5120_GPIO_P4L2] = {.flags = GPIO_FLAG_VALID} +}; + +#define gpio_is_invalid(g) ( \ + (g) > ADM5120_GPIO_MAX || \ + ((adm5120_gpio_map[(g)].flags & GPIO_FLAG_VALID) == 0) \ + ) + +#define gpio_is_used(g) ((adm5120_gpio_map[(g)].flags & GPIO_FLAG_USED) != 0) + +/* + * Helpers for GPIO lines in GPIO_CONF0 register + */ +#define PIN_IM(p) ((1 << GPIO_CONF0_IM_SHIFT) << p) +#define PIN_IV(p) ((1 << GPIO_CONF0_IV_SHIFT) << p) +#define PIN_OE(p) ((1 << GPIO_CONF0_OE_SHIFT) << p) +#define PIN_OV(p) ((1 << GPIO_CONF0_OV_SHIFT) << p) + +static inline int pins_direction_input(unsigned pin) +{ + gpio_reg_t *reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = GPIO_READ(reg); + t &= ~(PIN_OE(pin)); + t |= PIN_IM(pin); + GPIO_WRITE(t,reg); + + return 0; +} + +static inline int pins_direction_output(unsigned pin, int value) +{ + gpio_reg_t *reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = GPIO_READ(reg); + t &= ~(PIN_IM(pin) | PIN_OV(pin)); + t |= PIN_OE(pin); + + if (value) + t |= PIN_OV(pin); + + GPIO_WRITE(t,reg); + + return 0; +} + +static inline int pins_get_value(unsigned pin) +{ + gpio_reg_t *reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = GPIO_READ(reg); + if ((t & PIN_IM(pin)) != 0) + t &= PIN_IV(pin); + else + t &= PIN_OV(pin); + + return (t) ? 1 : 0; +} + +static inline void pins_set_value(unsigned pin, int value) +{ + gpio_reg_t *reg; + u32 t; + + reg = GPIO_REG(SWITCH_REG_GPIO_CONF0); + + t = GPIO_READ(reg); + if (value == 0) + t &= ~(PIN_OV(pin)); + else + t |= PIN_OV(pin); + + GPIO_WRITE(t,reg); +} + +/* + * Helpers for GPIO lines in PORTx_LED registers + */ +static inline int leds_direction_input(unsigned led) +{ + gpio_reg_t *reg; + u32 t; + + reg = led_table[led].reg; + t = GPIO_READ(reg); + t &= ~(LED_MODE_MASK << led_table[led].mode_shift); + GPIO_WRITE(t,reg); + + return 0; +} + +static inline int leds_direction_output(unsigned led, int value) +{ + gpio_reg_t *reg; + u32 t, s; + + reg = led_table[led].reg; + s = led_table[led].mode_shift; + + t = GPIO_READ(reg); + t &= ~(LED_MODE_MASK << s); + + switch (value) { + case ADM5120_GPIO_LOW: + t |= (LED_MODE_OUT_LOW << s); + break; + case ADM5120_GPIO_FLASH: + case ADM5120_GPIO_LINK: + case ADM5120_GPIO_SPEED: + case ADM5120_GPIO_DUPLEX: + case ADM5120_GPIO_ACT: + case ADM5120_GPIO_COLL: + case ADM5120_GPIO_LINK_ACT: + case ADM5120_GPIO_DUPLEX_COLL: + case ADM5120_GPIO_10M_ACT: + case ADM5120_GPIO_100M_ACT: + t |= ((value & LED_MODE_MASK) << s); + break; + default: + t |= (LED_MODE_OUT_HIGH << s); + break; + } + + GPIO_WRITE(t,reg); + + return 0; +} + +static inline int leds_get_value(unsigned led) +{ + gpio_reg_t *reg; + u32 t, m; + + reg = led_table[led].reg; + + t = GPIO_READ(reg); + m = (t >> led_table[led].mode_shift) & LED_MODE_MASK; + if (m == LED_MODE_INPUT) + return (t >> led_table[led].iv_shift) & 1; + + if (m == LED_MODE_OUT_LOW) + return 0; + + return 1; +} + +/* + * Main GPIO support routines + */ +int adm5120_gpio_direction_input(unsigned gpio) +{ + if (gpio_is_invalid(gpio)) + return -EINVAL; + + if (gpio < ADM5120_GPIO_P0L0) + return pins_direction_input(gpio); + + gpio -= ADM5120_GPIO_P0L0; + return leds_direction_input(gpio); +} + +int adm5120_gpio_direction_output(unsigned gpio, int value) +{ + if (gpio_is_invalid(gpio)) + return -EINVAL; + + if (gpio < ADM5120_GPIO_P0L0) + return pins_direction_output(gpio, value); + + gpio -= ADM5120_GPIO_P0L0; + return leds_direction_output(gpio, value); +} + +int adm5120_gpio_get_value(unsigned gpio) +{ + if (gpio < ADM5120_GPIO_P0L0) + return pins_get_value(gpio); + + gpio -= ADM5120_GPIO_P0L0; + return leds_get_value(gpio); +} + +void adm5120_gpio_set_value(unsigned gpio, int value) +{ + if (gpio < ADM5120_GPIO_P0L0) { + pins_set_value(gpio, value); + return; + } + + gpio -= ADM5120_GPIO_P0L0; + leds_direction_output(gpio, value); +} + +int adm5120_gpio_request(unsigned gpio, const char *label) +{ + if (gpio_is_invalid(gpio)) + return -EINVAL; + + if (gpio_is_used(gpio)) + return -EBUSY; + + adm5120_gpio_map[gpio].flags |= GPIO_FLAG_USED; + adm5120_gpio_map[gpio].label = label; + + return 0; +} + +void adm5120_gpio_free(unsigned gpio) +{ + if (gpio_is_invalid(gpio)) + return; + + adm5120_gpio_map[gpio].flags &= ~GPIO_FLAG_USED; + adm5120_gpio_map[gpio].label = NULL; +} + +int adm5120_gpio_to_irq(unsigned gpio) +{ + /* FIXME: not yet implemented */ + return -EINVAL; +} + +int adm5120_irq_to_gpio(unsigned irq) +{ + /* FIXME: not yet implemented */ + return -EINVAL; +} + +static int __init adm5120_gpio_init(void) +{ + int i; + + if (adm5120_package_pqfp()) { + /* GPIO pins 4-7 are unavailable in ADM5120P */ + for (i=ADM5120_GPIO_PIN4; i<=ADM5120_GPIO_PIN7; i++) + adm5120_gpio_map[i].flags &= ~GPIO_FLAG_VALID; + } + + return 0; +} + +pure_initcall(adm5120_gpio_init); + +EXPORT_SYMBOL(adm5120_gpio_direction_output); +EXPORT_SYMBOL(adm5120_gpio_direction_input); +EXPORT_SYMBOL(adm5120_gpio_get_value); +EXPORT_SYMBOL(adm5120_gpio_set_value); +EXPORT_SYMBOL(adm5120_gpio_request); +EXPORT_SYMBOL(adm5120_gpio_free); +EXPORT_SYMBOL(adm5120_gpio_to_irq); +EXPORT_SYMBOL(adm5120_irq_to_gpio); diff --git a/target/linux/adm5120/files/arch/mips/adm5120/irq.c b/target/linux/adm5120/files/arch/mips/adm5120/irq.c new file mode 100644 index 000000000..8d6fbe6a3 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/irq.c @@ -0,0 +1,203 @@ +/* + * $Id$ + * + * ADM5120 specific interrupt handlers + * + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * Copyright (C) 2007 OpenWrt.org + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/version.h> +#include <linux/interrupt.h> +#include <linux/ioport.h> + +#include <asm/irq.h> +#include <asm/irq_cpu.h> +#include <asm/mipsregs.h> +#include <asm/bitops.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_irq.h> + +#define INTC_REG(r) (*(volatile u32 *)(KSEG1ADDR(ADM5120_INTC_BASE) + r)) + +static void adm5120_intc_irq_unmask(unsigned int irq); +static void adm5120_intc_irq_mask(unsigned int irq); +static int adm5120_intc_irq_set_type(unsigned int irq, unsigned int flow_type); + +static struct irq_chip adm5120_intc_irq_chip = { +#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,20) + .name = "INTC", +#else + .typename = "INTC", +#endif + .unmask = adm5120_intc_irq_unmask, + .mask = adm5120_intc_irq_mask, + .mask_ack = adm5120_intc_irq_mask, + .set_type = adm5120_intc_irq_set_type +}; + +static struct irqaction adm5120_intc_irq_action = { + .handler = no_action, + .name = "cascade [INTC]" +}; + +static void adm5120_intc_irq_unmask(unsigned int irq) +{ + unsigned long flags; + + irq -= ADM5120_INTC_IRQ_BASE; + local_irq_save(flags); + INTC_REG(INTC_REG_IRQ_ENABLE) = (1 << irq); + local_irq_restore(flags); +} + +static void adm5120_intc_irq_mask(unsigned int irq) +{ + unsigned long flags; + + irq -= ADM5120_INTC_IRQ_BASE; + local_irq_save(flags); + INTC_REG(INTC_REG_IRQ_DISABLE) = (1 << irq); + local_irq_restore(flags); +} + +static int adm5120_intc_irq_set_type(unsigned int irq, unsigned int flow_type) +{ + /* TODO: not yet tested */ +#if 1 + unsigned int sense; + unsigned long mode; + int err; + + err = 0; + sense = flow_type & (IRQ_TYPE_SENSE_MASK); + switch (sense) { + case IRQ_TYPE_NONE: + case IRQ_TYPE_LEVEL_HIGH: + break; + case IRQ_TYPE_LEVEL_LOW: + switch (irq) { + case ADM5120_IRQ_GPIO2: + case ADM5120_IRQ_GPIO4: + break; + default: + err = -EINVAL; + break; + } + break; + default: + err = -EINVAL; + break; + } + + if (err) + return err; + + switch (irq) { + case ADM5120_IRQ_GPIO2: + case ADM5120_IRQ_GPIO4: + mode = INTC_REG(INTC_REG_INT_MODE); + if (sense == IRQ_TYPE_LEVEL_LOW) + mode |= (1 << (irq-ADM5120_INTC_IRQ_BASE)); + else + mode &= (1 << (irq-ADM5120_INTC_IRQ_BASE)); + + INTC_REG(INTC_REG_INT_MODE) = mode; + /* fallthrogh */ + default: + irq_desc[irq].status &= ~IRQ_TYPE_SENSE_MASK; + irq_desc[irq].status |= sense; + break; + } +#endif + return 0; +} + +static void adm5120_intc_irq_dispatch(void) +{ + unsigned long status; + int irq; + +#if 1 + /* dispatch only one IRQ at a time */ + status = INTC_REG(INTC_REG_IRQ_STATUS) & INTC_INT_ALL; + + if (status) { + irq = ADM5120_INTC_IRQ_BASE+fls(status)-1; + do_IRQ(irq); + } else + spurious_interrupt(); +#else + status = INTC_REG(INTC_REG_IRQ_STATUS) & INTC_INT_ALL; + if (status) { + for (irq=ADM5120_INTC_IRQ_BASE; irq <= ADM5120_INTC_IRQ_BASE + + INTC_IRQ_LAST; irq++, status >>=1) { + if ((status & 1) == 1) + do_IRQ(irq); + } + } else + spurious_interrupt(); +#endif +} + +asmlinkage void plat_irq_dispatch(void) +{ + unsigned long pending; + + pending = read_c0_status() & read_c0_cause(); + + if (pending & STATUSF_IP7) + do_IRQ(ADM5120_IRQ_COUNTER); + else if (pending & STATUSF_IP2) + adm5120_intc_irq_dispatch(); + else + spurious_interrupt(); +} + +#define INTC_IRQ_STATUS (IRQ_LEVEL | IRQ_TYPE_LEVEL_HIGH | IRQ_DISABLED) +static void __init adm5120_intc_irq_init(int base) +{ + int i; + + /* disable all interrupts */ + INTC_REG(INTC_REG_IRQ_DISABLE) = INTC_INT_ALL; + /* setup all interrupts to generate IRQ instead of FIQ */ + INTC_REG(INTC_REG_INT_MODE) = 0; + /* set active level for all external interrupts to HIGH */ + INTC_REG(INTC_REG_INT_LEVEL) = 0; + /* disable usage of the TEST_SOURCE register */ + INTC_REG(INTC_REG_IRQ_SOURCE_SELECT) = 0; + + for(i=ADM5120_INTC_IRQ_BASE; i <= ADM5120_INTC_IRQ_BASE+INTC_IRQ_LAST; + i++) { + irq_desc[i].status = INTC_IRQ_STATUS; + set_irq_chip_and_handler(i, &adm5120_intc_irq_chip, + handle_level_irq); + } + + setup_irq(ADM5120_IRQ_INTC, &adm5120_intc_irq_action); +} + +void __init arch_init_irq(void) { + mips_cpu_irq_init(); + adm5120_intc_irq_init(ADM5120_INTC_IRQ_BASE); +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/memory.c b/target/linux/adm5120/files/arch/mips/adm5120/memory.c new file mode 100644 index 000000000..1bde6b02d --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/memory.c @@ -0,0 +1,179 @@ +/* + * $Id$ + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/init.h> +#include <linux/types.h> +#include <linux/kernel.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_switch.h> +#include <asm/mach-adm5120/adm5120_mpmc.h> + +#define SWITCH_READ(r) *(u32 *)(KSEG1ADDR(ADM5120_SWITCH_BASE)+(r)) +#define SWITCH_WRITE(r,v) *(u32 *)(KSEG1ADDR(ADM5120_SWITCH_BASE)+(r))=(v) + +#define MPMC_READ(r) *(u32 *)(KSEG1ADDR(ADM5120_SWITCH_BASE)+(r)) +#define MPMC_WRITE(r,v) *(u32 *)(KSEG1ADDR(ADM5120_SWITCH_BASE)+(r))=(v) + +#if 1 +# define mem_dbg(f, a...) printk("mem_detect: " f, ## a) +#else +# define mem_dbg(f, a...) +#endif + +#define MEM_WR_DELAY 10000 /* 0.01 usec */ + +unsigned long adm5120_memsize; + +static int __init mem_check_pattern(u8 *addr, unsigned long offs) +{ + volatile u32 *p1 = (volatile u32 *)addr; + volatile u32 *p2 = (volatile u32 *)(addr+offs); + u32 t,u,v; + + /* save original value */ + t = *p1; + u = *p2; + + if (t != u) + return 0; + + v = 0x55555555; + if (u == v) + v = 0xAAAAAAAA; + + mem_dbg("write 0x%08X to 0x%08lX\n", v, (unsigned long)p1); + + *p1 = v; + mem_dbg("delay %d ns\n", MEM_WR_DELAY); + adm5120_ndelay(MEM_WR_DELAY); + u = *p2; + + mem_dbg("pattern at 0x%08lX is 0x%08X\n", (unsigned long)p2, u); + + /* restore original value */ + *p1 = t; + + return (v == u); +} + +static void __init adm5120_detect_memsize(void) +{ + u32 memctrl; + u32 size, maxsize; + u8 *p; + + memctrl = SWITCH_READ(SWITCH_REG_MEMCTRL); + switch (memctrl & MEMCTRL_SDRS_MASK) { + case MEMCTRL_SDRS_4M: + maxsize = 4 << 20; + break; + case MEMCTRL_SDRS_8M: + maxsize = 8 << 20; + break; + case MEMCTRL_SDRS_16M: + maxsize = 16 << 20; + break; + default: + maxsize = 64 << 20; + break; + } + + /* disable buffers for both SDRAM banks */ + mem_dbg("disable buffers for both banks\n"); + MPMC_WRITE(MPMC_REG_DC0, MPMC_READ(MPMC_REG_DC0) & ~DC_BE); + MPMC_WRITE(MPMC_REG_DC1, MPMC_READ(MPMC_REG_DC1) & ~DC_BE); + + mem_dbg("checking for %uMB chip in 1st bank\n", maxsize >> 20); + + /* detect size of the 1st SDRAM bank */ + p = (u8 *)KSEG1ADDR(0); + for (size = 2<<20; size <= (maxsize >> 1); size <<= 1) { + if (mem_check_pattern(p, size)) { + /* mirrored address */ + mem_dbg("mirrored data found at offset 0x%08X\n", size); + break; + } + } + + mem_dbg("chip size in 1st bank is %uMB\n", size >> 20); + adm5120_memsize = size; + + if (size != maxsize) + /* 2nd bank is not supported */ + goto out; + + if ((memctrl & MEMCTRL_SDR1_ENABLE) == 0) + /* 2nd bank is disabled */ + goto out; + + /* + * some bootloaders enable 2nd bank, even if the 2nd SDRAM chip + * are missing. + */ + mem_dbg("check presence of 2nd bank\n"); + + p = (u8 *)KSEG1ADDR(maxsize+size-4); + if (mem_check_pattern(p, 0)) { + adm5120_memsize += size; + } + + if (maxsize != size) { + /* adjusting MECTRL register */ + memctrl &= ~(MEMCTRL_SDRS_MASK); + switch (size>>20) { + case 4: + memctrl |= MEMCTRL_SDRS_4M; + break; + case 8: + memctrl |= MEMCTRL_SDRS_8M; + break; + case 16: + memctrl |= MEMCTRL_SDRS_16M; + break; + default: + memctrl |= MEMCTRL_SDRS_64M; + break; + } + SWITCH_WRITE(SWITCH_REG_MEMCTRL, memctrl); + } + +out: + /* reenable buffer for both SDRAM banks */ + mem_dbg("enable buffers for both banks\n"); + MPMC_WRITE(MPMC_REG_DC0, MPMC_READ(MPMC_REG_DC0) | DC_BE); + MPMC_WRITE(MPMC_REG_DC1, MPMC_READ(MPMC_REG_DC1) | DC_BE); + + mem_dbg("%dx%uMB memory found\n", (adm5120_memsize == size) ? 1 : 2 , + size >>20); +} + +void __init adm5120_mem_init(void) +{ + adm5120_detect_memsize(); + add_memory_region(0, adm5120_memsize, BOOT_MEM_RAM); +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/platform.c b/target/linux/adm5120/files/arch/mips/adm5120/platform.c new file mode 100644 index 000000000..a79893d54 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/platform.c @@ -0,0 +1,181 @@ +/* + * $Id$ + * + * Generic ADM5120 platform devices + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/list.h> +#include <linux/device.h> +#include <linux/platform_device.h> + +#include <asm/bootinfo.h> +#include <asm/gpio.h> + +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_irq.h> +#include <asm/mach-adm5120/adm5120_switch.h> +#include <asm/mach-adm5120/adm5120_platform.h> + +static void adm5120_uart_set_mctrl(struct amba_device *dev, void __iomem *base, + unsigned int mctrl); + +#if 1 +/* + * TODO:remove global adm5120_eth* variables when the switch driver will be + * converted into a real platform driver + */ +unsigned int adm5120_eth_num_ports = 6; +EXPORT_SYMBOL_GPL(adm5120_eth_num_ports); + +unsigned char adm5120_eth_macs[6][6] = { + {'\00', 'A', 'D', 'M', '\x51', '\x20' }, + {'\00', 'A', 'D', 'M', '\x51', '\x21' }, + {'\00', 'A', 'D', 'M', '\x51', '\x22' }, + {'\00', 'A', 'D', 'M', '\x51', '\x23' }, + {'\00', 'A', 'D', 'M', '\x51', '\x24' }, + {'\00', 'A', 'D', 'M', '\x51', '\x25' } +}; +EXPORT_SYMBOL_GPL(adm5120_eth_macs); + +unsigned char adm5120_eth_vlans[6] = { + 0x41, 0x42, 0x44, 0x48, 0x50, 0x60 +}; +EXPORT_SYMBOL_GPL(adm5120_eth_vlans); + +#else +/* Built-in ethernet switch */ +struct adm5120_switch_platform_data adm5120_switch_data; +struct platform_device adm5120_switch_device = { + .name = "adm5120-switch", + .id = -1, + .dev.platform_data = &adm5120_switch_data, +}; +#endif + +/* PCI Host Controller */ +struct adm5120_pci_platform_data adm5120_pci_data; +struct platform_device adm5120_pci_device = { + .name = "adm5120-pci", + .id = -1, + .dev.platform_data = &adm5120_pci_data, +}; + +/* USB Host Controller */ +struct resource adm5120_usbc_resources[] = { + [0] = { + .start = ADM5120_USBC_BASE, + .end = ADM5120_USBC_BASE+ADM5120_USBC_SIZE-1, + .flags = IORESOURCE_MEM, + }, + [1] = { + .start = ADM5120_IRQ_USBC, + .end = ADM5120_IRQ_USBC, + .flags = IORESOURCE_IRQ, + }, +}; + +struct platform_device adm5120_usbc_device = { + .name = "adm5120-hcd", + .id = -1, + .num_resources = ARRAY_SIZE(adm5120_usbc_resources), + .resource = adm5120_usbc_resources, +}; + +/* NOR flash 0 */ +struct adm5120_flash_platform_data adm5120_flash0_data; +struct platform_device adm5120_flash0_device = { + .name = "adm5120-flash", + .id = 0, + .dev.platform_data = &adm5120_flash0_data, +}; + +/* NOR flash 1 */ +struct adm5120_flash_platform_data adm5120_flash1_data; +struct platform_device adm5120_flash1_device = { + .name = "adm5120-flash", + .id = 1, + .dev.platform_data = &adm5120_flash1_data, +}; + +/* NAND flash */ +struct resource adm5120_nand_resource[] = { + [0] = { + .start = ADM5120_SRAM1_BASE, + .end = ADM5120_SRAM1_BASE+ADM5120_MPMC_SIZE-1, + .flags = IORESOURCE_MEM, + }, +}; + +struct adm5120_nand_platform_data adm5120_nand_data; + +struct platform_device adm5120_nand_device = { + .name = "adm5120-nand", + .id = -1, + .dev.platform_data = &adm5120_nand_data, + .num_resources = ARRAY_SIZE(adm5120_nand_resource), + .resource = adm5120_nand_resource, +}; + +/* built-in UARTs */ +struct amba_pl010_data adm5120_uart0_data = { + .set_mctrl = adm5120_uart_set_mctrl +}; + +struct amba_device adm5120_uart0_device = { + .dev = { + .bus_id = "APB:UART0", + .platform_data = &adm5120_uart0_data, + }, + .res = { + .start = ADM5120_UART0_BASE, + .end = ADM5120_UART0_BASE + ADM5120_UART_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + .irq = { ADM5120_IRQ_UART0, -1 }, + .periphid = 0x0041010, +}; + +struct amba_pl010_data adm5120_uart1_data = { + .set_mctrl = adm5120_uart_set_mctrl +}; + +struct amba_device adm5120_uart1_device = { + .dev = { + .bus_id = "APB:UART1", + .platform_data = &adm5120_uart1_data, + }, + .res = { + .start = ADM5120_UART1_BASE, + .end = ADM5120_UART1_BASE + ADM5120_UART_SIZE - 1, + .flags = IORESOURCE_MEM, + }, + .irq = { ADM5120_IRQ_UART1, -1 }, + .periphid = 0x0041010, +}; + +static void adm5120_uart_set_mctrl(struct amba_device *dev, void __iomem *base, + unsigned int mctrl) +{ +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/prom.c b/target/linux/adm5120/files/arch/mips/adm5120/prom.c new file mode 100644 index 000000000..2187477d0 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/prom.c @@ -0,0 +1,276 @@ +/* + * $Id$ + * + * ADM5120 specific prom routines + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/string.h> +#include <linux/mm.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_uart.h> + +#include <prom/cfe.h> +#include <prom/generic.h> +#include <prom/routerboot.h> +#include <prom/myloader.h> +#include <prom/zynos.h> + +unsigned int adm5120_prom_type = ADM5120_PROM_GENERIC; + +struct board_desc { + unsigned long mach_type; + char *name; +}; + +#define DEFBOARD(n, mt) { .mach_type = (mt), .name = (n)} +static struct board_desc common_boards[] __initdata = { + /* Cellvision/SparkLAN boards */ + DEFBOARD("CAS-630", MACH_ADM5120_CAS630), + DEFBOARD("CAS-670", MACH_ADM5120_CAS670), + DEFBOARD("CAS-771", MACH_ADM5120_CAS771), + DEFBOARD("CAS-790", MACH_ADM5120_CAS790), + DEFBOARD("CAS-861", MACH_ADM5120_CAS861), + /* Compex boards */ + DEFBOARD("WP54G-WRT", MACH_ADM5120_WP54G_WRT), + /* Edimax boards */ + DEFBOARD("BR-6104K", MACH_ADM5120_BR6104K), + DEFBOARD("BR-6104KP", MACH_ADM5120_BR6104K), + /* Infineon boards */ + DEFBOARD("EASY 5120P-ATA", MACH_ADM5120_EASY5120PATA), + DEFBOARD("EASY 5120-RT", MACH_ADM5120_EASY5120RT), + DEFBOARD("EASY 5120-WVoIP", MACH_ADM5120_EASY5120WVOIP), + DEFBOARD("EASY 83000", MACH_ADM5120_EASY83000), + /* Mikrotik RouterBOARDs */ + DEFBOARD("111", MACH_ADM5120_RB_111), + DEFBOARD("112", MACH_ADM5120_RB_112), + DEFBOARD("133", MACH_ADM5120_RB_133), + DEFBOARD("133C", MACH_ADM5120_RB_133C), + DEFBOARD("133C3", MACH_ADM5120_RB_133C), + DEFBOARD("150", MACH_ADM5120_RB_153), /* it's intentional */ + DEFBOARD("153", MACH_ADM5120_RB_153), + DEFBOARD("miniROUTER", MACH_ADM5120_RB_150), +}; + +static unsigned long __init find_machtype_byname(char *name) +{ + unsigned long ret; + int i; + + ret = MACH_ADM5120_GENERIC; + if (name == NULL) + goto out; + + if (*name == '\0') + goto out; + + for (i=0; i<ARRAY_SIZE(common_boards); i++) { + if (strcmp(common_boards[i].name, name) == 0) { + ret = common_boards[i].mach_type; + break; + } + } + +out: + return ret; +} + +static unsigned long __init detect_machtype_routerboot(void) +{ + char *name; + + name = routerboot_get_boardname(); + return find_machtype_byname(name); +} + +static unsigned long __init detect_machtype_generic(void) +{ + char *name; + + name = generic_prom_getenv("board_name"); + return find_machtype_byname(name); +} + +unsigned long __init detect_machtype_cfe(void) +{ + char *name; + + name = cfe_getenv("BOARD_NAME"); + return find_machtype_byname(name); +} + +static struct { + unsigned long mach_type; + u16 vendor_id; + u16 board_id; +} zynos_boards[] __initdata = { +#define ZYNOS_BOARD(vi, bi, mt) { .vendor_id = (vi), .board_id = (bi), \ + .mach_type = (mt) } + +#define ZYXEL_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_ZYXEL, bi, mt) +#define DLINK_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_DLINK, bi, mt) +#define LUCENT_BOARD(bi, mt) ZYNOS_BOARD(ZYNOS_VENDOR_ID_LUCENT, bi, mt) + ZYXEL_BOARD(ZYNOS_BOARD_HS100, MACH_ADM5120_HS100), + ZYXEL_BOARD(ZYNOS_BOARD_P334, MACH_ADM5120_P334), + ZYXEL_BOARD(ZYNOS_BOARD_P334U, MACH_ADM5120_P334U), + ZYXEL_BOARD(ZYNOS_BOARD_P334W, MACH_ADM5120_P334W), + ZYXEL_BOARD(ZYNOS_BOARD_P334WH, MACH_ADM5120_P334WH), + ZYXEL_BOARD(ZYNOS_BOARD_P334WHD, MACH_ADM5120_P334WHD), + ZYXEL_BOARD(ZYNOS_BOARD_P334WT, MACH_ADM5120_P334WT), + ZYXEL_BOARD(ZYNOS_BOARD_P335, MACH_ADM5120_P335), + ZYXEL_BOARD(ZYNOS_BOARD_P335PLUS, MACH_ADM5120_P335PLUS), + ZYXEL_BOARD(ZYNOS_BOARD_P335U, MACH_ADM5120_P335U) +}; + +static unsigned long __init detect_machtype_bootbase(void) +{ + unsigned long ret; + int i; + + ret = MACH_ADM5120_GENERIC; + for (i=0; i<ARRAY_SIZE(zynos_boards); i++) { + if (zynos_boards[i].vendor_id == bootbase_info.vendor_id && + zynos_boards[i].board_id == bootbase_info.board_id) { + ret = zynos_boards[i].mach_type; + break; + } + } + + return ret; +} + +static struct { + unsigned long mach_type; + u16 vid; + u16 did; + u16 svid; + u16 sdid; +} mylo_boards[] __initdata = { +#define MYLO_BOARD(v,d,sv,sd,mt) { .vid = (v), .did = (d), .svid = (sv), \ + .sdid = (sd), .mach_type = (mt) } +#define COMPEX_BOARD(d,mt) MYLO_BOARD(VENID_COMPEX,(d),VENID_COMPEX,(d),(mt)) + + COMPEX_BOARD(DEVID_COMPEX_NP27G, MACH_ADM5120_NP27G), + COMPEX_BOARD(DEVID_COMPEX_NP28G, MACH_ADM5120_NP28G), + COMPEX_BOARD(DEVID_COMPEX_NP28GHS, MACH_ADM5120_NP28GHS), + COMPEX_BOARD(DEVID_COMPEX_WP54G, MACH_ADM5120_WP54G), + COMPEX_BOARD(DEVID_COMPEX_WP54Gv1C, MACH_ADM5120_WP54Gv1C), + COMPEX_BOARD(DEVID_COMPEX_WP54AG, MACH_ADM5120_WP54AG), + COMPEX_BOARD(DEVID_COMPEX_WPP54G, MACH_ADM5120_WPP54G), + COMPEX_BOARD(DEVID_COMPEX_WPP54AG, MACH_ADM5120_WPP54AG), +}; + +static unsigned long __init detect_machtype_myloader(void) +{ + unsigned long ret; + int i; + + ret = MACH_ADM5120_GENERIC; + for (i=0; i<ARRAY_SIZE(mylo_boards); i++) { + if (mylo_boards[i].vid == myloader_info.vid && + mylo_boards[i].did == myloader_info.did && + mylo_boards[i].svid == myloader_info.svid && + mylo_boards[i].sdid == myloader_info.sdid) { + ret = mylo_boards[i].mach_type; + break; + } + } + + return ret; +} + +static void __init prom_detect_machtype(void) +{ + if (bootbase_present()) { + adm5120_prom_type = ADM5120_PROM_BOOTBASE; + mips_machtype = detect_machtype_bootbase(); + return; + } + + if (cfe_present()) { + adm5120_prom_type = ADM5120_PROM_CFE; + mips_machtype = detect_machtype_cfe(); + return; + } + + if (myloader_present()) { + adm5120_prom_type = ADM5120_PROM_MYLOADER; + mips_machtype = detect_machtype_myloader(); + return; + } + + if (routerboot_present()) { + adm5120_prom_type = ADM5120_PROM_ROUTERBOOT; + mips_machtype = detect_machtype_routerboot(); + return; + } + + if (generic_prom_present()) { + adm5120_prom_type = ADM5120_PROM_GENERIC; + mips_machtype = detect_machtype_generic(); + return; + } + + mips_machtype = MACH_ADM5120_GENERIC; +} + +/* TODO: this is an ugly hack for RouterBOARDS */ +extern char _image_cmdline; +static void __init prom_init_cmdline(void) +{ + char *cmd; + + /* init command line, register a default kernel command line */ + cmd = &_image_cmdline + 8; + if( strlen(cmd) > 0) strcpy( &(arcs_cmdline[0]), cmd); + else strcpy(&(arcs_cmdline[0]), CONFIG_CMDLINE); + +} + +#define UART_READ(r) *(volatile u32 *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r)) +#define UART_WRITE(r,v) *(volatile u32 *)(KSEG1ADDR(ADM5120_UART0_BASE)+(r))=(v) + +void __init prom_putchar(char ch) +{ + while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0); + UART_WRITE(UART_REG_DATA, ch); + while ((UART_READ(UART_REG_FLAG) & UART_FLAG_TXFE) == 0); +} + +void __init prom_init(void) +{ + mips_machgroup = MACH_GROUP_ADM5120; + prom_detect_machtype(); + + prom_init_cmdline(); +} + +void __init prom_free_prom_memory(void) +{ + /* We do not have to prom memory to free */ +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/prom/Makefile b/target/linux/adm5120/files/arch/mips/adm5120/prom/Makefile new file mode 100644 index 000000000..d844b600f --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/prom/Makefile @@ -0,0 +1,9 @@ +# +# Makefile for the ADMtek ADM5120 SoC specific parts of the kernel +# + +lib-y += bootbase.o +lib-y += cfe.o +lib-y += generic.o +lib-y += myloader.o +lib-y += routerboot.o diff --git a/target/linux/adm5120/files/arch/mips/adm5120/prom/bootbase.c b/target/linux/adm5120/files/arch/mips/adm5120/prom/bootbase.c new file mode 100644 index 000000000..7ab9d46bd --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/prom/bootbase.c @@ -0,0 +1,124 @@ +/* + * $Id$ + * + * ZyXEL's Bootbase specific prom routines + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include <linux/types.h> +#include <linux/autoconf.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> +#include <asm/byteorder.h> + +#include <adm5120_defs.h> +#include <prom/zynos.h> +#include "prom_read.h" + +#define ZYNOS_INFO_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x3F90) +#define ZYNOS_HDBG_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x4000) +#define BOOTEXT_ADDR_MIN KSEG1ADDR(ADM5120_SRAM0_BASE) +#define BOOTEXT_ADDR_MAX (BOOTEXT_ADDR_MIN + (2*1024*1024)) + +static int bootbase_found = 0; +static struct zynos_board_info *board_info; + +struct bootbase_info bootbase_info; + +static inline int bootbase_dbgarea_present(u8 *data) +{ + u32 t; + + t = prom_read_be32(data+5); + if (t != ZYNOS_MAGIC_DBGAREA1) + return 0; + + t = prom_read_be32(data+9); + if (t != ZYNOS_MAGIC_DBGAREA2) + return 0; + + return 1; +} + +static inline u32 bootbase_get_bootext_addr(void) +{ + return prom_read_be32(&board_info->bootext_addr); +} + +static inline u16 bootbase_get_vendor_id(void) +{ +#define CHECK_VENDOR(n) (strnicmp(board_info->vendor,(n),strlen(n)) == 0) + unsigned char vendor[ZYNOS_NAME_LEN]; + int i; + + for (i=0; i<ZYNOS_NAME_LEN; i++) + vendor[i]=board_info->vendor[i]; + + if CHECK_VENDOR(ZYNOS_VENDOR_ZYXEL) + return ZYNOS_VENDOR_ID_ZYXEL; + + if CHECK_VENDOR(ZYNOS_VENDOR_DLINK) + return ZYNOS_VENDOR_ID_DLINK; + + if CHECK_VENDOR(ZYNOS_VENDOR_LUCENT) + return ZYNOS_VENDOR_ID_LUCENT; + + if CHECK_VENDOR(ZYNOS_VENDOR_NETGEAR) + return ZYNOS_VENDOR_ID_NETGEAR; + + return ZYNOS_VENDOR_ID_OTHER; +} + +static inline u16 bootbase_get_board_id(void) +{ + return prom_read_be16(&board_info->board_id); +} + +int __init bootbase_present(void) +{ + u32 t; + + if (bootbase_found) + goto out; + + /* check presence of the dbgarea */ + if (bootbase_dbgarea_present((u8 *)ZYNOS_HDBG_ADDR) == 0) + goto out; + + board_info = (struct zynos_board_info *)(ZYNOS_INFO_ADDR); + + /* check for a valid BootExt address */ + t = bootbase_get_bootext_addr(); + if ((t < BOOTEXT_ADDR_MIN) || (t > BOOTEXT_ADDR_MAX)) + goto out; + + bootbase_info.vendor_id = bootbase_get_vendor_id(); + bootbase_info.board_id = bootbase_get_board_id(); + + bootbase_found = 1; + +out: + return bootbase_found; +} + diff --git a/target/linux/adm5120/files/arch/mips/adm5120/prom/cfe.c b/target/linux/adm5120/files/arch/mips/adm5120/prom/cfe.c new file mode 100644 index 000000000..6c03a4e85 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/prom/cfe.c @@ -0,0 +1,86 @@ +/* + * $Id$ + * + * Broadcom's CFE specific prom routines + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include <linux/types.h> +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> + +#include <prom/cfe.h> +#include "prom_read.h" + +/* + * CFE based boards + */ +#define CFE_EPTSEAL 0x43464531 /* CFE1 is the magic number to recognize CFE +from other bootloaders */ + +static int cfe_found = 0; + +static u32 cfe_handle; +static u32 cfe_entry; +static u32 cfe_seal; + +int __init cfe_present(void) +{ + /* + * This method only works, when we are booted directly from the CFE. + */ + u32 a1 = (u32) fw_arg1; + + if (cfe_found) + return 1; + + cfe_handle = (u32) fw_arg0; + cfe_entry = (u32) fw_arg2; + cfe_seal = (u32) fw_arg3; + + /* Check for CFE by finding the CFE magic number */ + if (cfe_seal != CFE_EPTSEAL) { + /* We are not booted from CFE */ + return 0; + } + + /* cfe_a1_val must be 0, because only one CPU present in the ADM5120 */ + if (a1 != 0) { + return 0; + } + + /* The cfe_handle, and the cfe_entry must be kernel mode addresses */ + if ((cfe_handle < KSEG0) || (cfe_entry < KSEG0)) { + return 0; + } + + cfe_found = 1; + return 1; +} + +char *cfe_getenv(char *envname) +{ + if (cfe_found == 0) + return NULL; + + return NULL; +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/prom/generic.c b/target/linux/adm5120/files/arch/mips/adm5120/prom/generic.c new file mode 100644 index 000000000..3b5c3bdc0 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/prom/generic.c @@ -0,0 +1,60 @@ +/* + * $Id$ + * + * Generic PROM routines + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> + +#include <asm/bootinfo.h> + +#include <prom/generic.h> + +static int *_prom_argc; +static char **_prom_argv; +static char **_prom_envp; + +char *generic_prom_getenv(char *envname) +{ + char **env; + char *ret; + + ret = NULL; + for (env = _prom_envp; *env != NULL; env++) { + if (strcmp(envname, *env++) == 0) { + ret = *env; + break; + } + } + + return ret; +} + +int generic_prom_present(void) +{ + _prom_argc = (int *)fw_arg0; + _prom_argv = (char **)fw_arg1; + _prom_envp = (char **)fw_arg2; + + return 1; +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/prom/myloader.c b/target/linux/adm5120/files/arch/mips/adm5120/prom/myloader.c new file mode 100644 index 000000000..8a44509a0 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/prom/myloader.c @@ -0,0 +1,75 @@ +/* + * $Id$ + * + * Compex's MyLoader specific prom routines + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include <linux/types.h> +#include <linux/autoconf.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> +#include <asm/byteorder.h> + +#include <adm5120_defs.h> +#include <prom/myloader.h> +#include "prom_read.h" + +#define SYS_PARAMS_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x0F000) +#define BOARD_PARAMS_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x0F800) +#define PART_TABLE_ADDR KSEG1ADDR(ADM5120_SRAM0_BASE+0x10000) + +static int myloader_found = 0; + +struct myloader_info myloader_info; + +int __init myloader_present(void) +{ + struct mylo_system_params *sysp; + struct mylo_board_params *boardp; + struct mylo_partition_table *parts; + + if (myloader_found) + goto out; + + sysp = (struct mylo_system_params *)(SYS_PARAMS_ADDR); + boardp = (struct mylo_board_params *)(BOARD_PARAMS_ADDR); + parts = (struct mylo_partition_table *)(PART_TABLE_ADDR); + + /* Check for some magic numbers */ + if ((le32_to_cpu(sysp->magic) != MYLO_MAGIC_SYS_PARAMS) || + (le32_to_cpu(boardp->magic) != MYLO_MAGIC_BOARD_PARAMS) || + (le32_to_cpu(parts->magic) != MYLO_MAGIC_PARTITIONS)) + goto out; + + myloader_info.vid = le32_to_cpu(sysp->vid); + myloader_info.did = le32_to_cpu(sysp->did); + myloader_info.svid = le32_to_cpu(sysp->svid); + myloader_info.sdid = le32_to_cpu(sysp->sdid); + + myloader_found = 1; + +out: + return myloader_found; +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/prom/prom_read.h b/target/linux/adm5120/files/arch/mips/adm5120/prom/prom_read.h new file mode 100644 index 000000000..06e6863fe --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/prom/prom_read.h @@ -0,0 +1,63 @@ +/* + * $Id$ + * + * Generic prom definitions + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#ifndef _ADM5120_PROM_H_ +#define _ADM5120_PROM_H_ + +/* + * Helper routines + */ +static inline u16 prom_read_le16(void *buf) +{ + u8 *p = buf; + + return ((u16)p[0] + ((u16)p[1] << 8)); +} + +static inline u32 prom_read_le32(void *buf) +{ + u8 *p = buf; + + return ((u32)p[0] + ((u32)p[1] << 8) + ((u32)p[2] << 16) + + ((u32)p[3] << 24)); +} + +static inline u16 prom_read_be16(void *buf) +{ + u8 *p = buf; + + return (((u16)p[0] << 8) + (u16)p[1]); +} + +static inline u32 prom_read_be32(void *buf) +{ + u8 *p = buf; + + return (((u32)p[0] << 24) + ((u32)p[1] << 16) + ((u32)p[2] << 8) + + ((u32)p[3])); +} + +#endif /* _ADM5120_PROM_H_ */ + + diff --git a/target/linux/adm5120/files/arch/mips/adm5120/prom/routerboot.c b/target/linux/adm5120/files/arch/mips/adm5120/prom/routerboot.c new file mode 100644 index 000000000..7116f412f --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/prom/routerboot.c @@ -0,0 +1,142 @@ +/* + * $Id$ + * + * Mikrotik's RouterBOOT specific prom routines + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include <linux/types.h> +#include <linux/autoconf.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/string.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> + +#include <adm5120_defs.h> +#include <prom/routerboot.h> +#include "prom_read.h" + +static struct rb_hard_settings rb_hs; +static int rb_found = 0; + +static int __init routerboot_load_hs(u8 *buf, u16 buflen) +{ + u16 id,len; + u8 *mac; + int i,j; + + memset(&rb_hs, 0, sizeof(rb_hs)); + + if (buflen < 4) + return -1; + + if (prom_read_le32(buf) != RB_MAGIC_HARD) + return -1; + + /* skip magic value */ + buf += 4; + buflen -= 4; + + while (buflen > 2) { + id = prom_read_le16(buf); + buf += 2; + buflen -= 2; + if (id == RB_ID_TERMINATOR || buflen < 2) + break; + + len = prom_read_le16(buf); + buf += 2; + buflen -= 2; + + if (buflen < len) + break; + + switch (id) { + case RB_ID_BIOS_VERSION: + rb_hs.bios_ver = (char *)buf; + break; + case RB_ID_BOARD_NAME: + rb_hs.name = (char *)buf; + break; + case RB_ID_MEMORY_SIZE: + rb_hs.mem_size = prom_read_le32(buf); + break; + case RB_ID_MAC_ADDRESS_COUNT: + rb_hs.mac_count = prom_read_le32(buf); + break; + case RB_ID_MAC_ADDRESS_PACK: + rb_hs.mac_count = len/RB_MAC_SIZE; + if (rb_hs.mac_count > RB_MAX_MAC_COUNT) + rb_hs.mac_count = RB_MAX_MAC_COUNT; + mac = buf; + for (i=0; i < rb_hs.mac_count; i++) { + for (j=0; j < RB_MAC_SIZE; j++) + rb_hs.macs[i][j] = mac[j]; + mac += RB_MAC_SIZE; + } + break; + } + + buf += len; + buflen -= len; + + } + + return 0; +} + +#define RB_BS_OFFS 0x14 +#define RB_OFFS_MAX (128*1024) + +int __init routerboot_present(void) +{ + struct rb_bios_settings *bs; + u8 *base; + u32 off,len; + + if (rb_found) + goto out; + + base = (u8 *)KSEG1ADDR(ADM5120_SRAM0_BASE); + bs = (struct rb_bios_settings *)(base + RB_BS_OFFS); + + off = prom_read_le32(&bs->hs_offs); + len = prom_read_le32(&bs->hs_size); + if (off > RB_OFFS_MAX) + goto out; + + if (routerboot_load_hs(base+off, len) != 0) + goto out; + + rb_found = 1; + +out: + return rb_found; +} + +char *routerboot_get_boardname(void) +{ + if (rb_found == 0) + return NULL; + + return rb_hs.name; +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/reset.c b/target/linux/adm5120/files/arch/mips/adm5120/reset.c new file mode 100644 index 000000000..abcbb1c8b --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/reset.c @@ -0,0 +1,62 @@ +/* + * $Id$ + * + * ADM5120 specific reset routines + * + * Copyright (C) ADMtek Incorporated. + * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org) + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * Copyright (C) 2007 OpenWrt.org + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/init.h> + +#include <asm/bootinfo.h> +#include <asm/addrspace.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_switch.h> + +#define ADM5120_SOFTRESET 0x12000004 + +void (*adm5120_board_reset)(void); + +void adm5120_restart(char *command) +{ + /* TODO: stop switch before reset */ + + if (adm5120_board_reset) + adm5120_board_reset(); + + *(u32*)KSEG1ADDR(ADM5120_SOFTRESET)=1; +} + +void adm5120_halt(void) +{ + printk(KERN_NOTICE "\n** You can safely turn off the power\n"); + while (1); +} + +void adm5120_power_off(void) +{ + adm5120_halt(); +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/setup.c b/target/linux/adm5120/files/arch/mips/adm5120/setup.c new file mode 100644 index 000000000..ed7966b41 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/setup.c @@ -0,0 +1,73 @@ +/* + * $Id$ + * + * ADM5120 specific setup + * + * Copyright (C) ADMtek Incorporated. + * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org) + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * Copyright (C) 2007 OpenWrt.org + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/init.h> +#include <linux/kernel.h> + +#include <asm/reboot.h> +#include <asm/io.h> +#include <asm/time.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_switch.h> +#include <asm/mach-adm5120/adm5120_board.h> + +static char *prom_names[ADM5120_PROM_LAST+1] __initdata = { + [ADM5120_PROM_GENERIC] = "Generic", + [ADM5120_PROM_CFE] = "CFE", + [ADM5120_PROM_UBOOT] = "U-Boot", + [ADM5120_PROM_MYLOADER] = "MyLoader", + [ADM5120_PROM_ROUTERBOOT] = "RouterBOOT", + [ADM5120_PROM_BOOTBASE] = "Bootbase" +}; + +static void __init adm5120_report(void) +{ + printk(KERN_INFO "SoC : ADM%04X%s revision %d, running at %ldMHz\n", + adm5120_product_code, + (adm5120_package == ADM5120_PACKAGE_BGA) ? "" : "P", + adm5120_revision, (adm5120_speed / 1000000) + ); + printk(KERN_INFO "Bootdev : %s flash\n", adm5120_nand_boot ? "NAND":"NOR"); + printk(KERN_INFO "Prom : %s\n", prom_names[adm5120_prom_type]); +} + +void __init plat_mem_setup(void) +{ + adm5120_soc_init(); + adm5120_mem_init(); + adm5120_report(); + + board_time_init = adm5120_time_init; + + _machine_restart = adm5120_restart; + _machine_halt = adm5120_halt; + pm_power_off = adm5120_power_off; + + set_io_port_base(KSEG1); +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/time.c b/target/linux/adm5120/files/arch/mips/adm5120/time.c new file mode 100644 index 000000000..27393d4fe --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/time.c @@ -0,0 +1,54 @@ +/* + * $Id$ + * + * ADM5120 specific hooks for MIPS CPU Counter/Compare timer + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * + * This file was based on: arch/mips/gt64120/wrppmc/time.c + * Original author: Mark.Zhan + * Copyright (C) 1996, 1997, 2004 by Ralf Baechle + * Copyright (C) 2006, Wind River System Inc. + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/types.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/timex.h> + +#include <asm/irq.h> +#include <asm/cpu.h> +#include <asm/time.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_irq.h> + +void __init adm5120_time_init(void) +{ + mips_hpt_frequency = adm5120_speed / 2; +} + +void __init plat_timer_setup(struct irqaction *irq) +{ + clear_c0_status(ST0_BEV); + + /* Install ISR for CPU Counter interrupt */ + setup_irq(ADM5120_IRQ_COUNTER, irq); +} diff --git a/target/linux/adm5120/files/arch/mips/adm5120/trxsplit.c b/target/linux/adm5120/files/arch/mips/adm5120/trxsplit.c new file mode 100644 index 000000000..941f30695 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/adm5120/trxsplit.c @@ -0,0 +1,208 @@ +/* + * $Id$ + * + * Copyright (C) 2007 OpenWrt.org + * Copyright (C) Gabor Juhos <juhosg at openwrt.org> + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + */ + +#include <linux/module.h> +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/list.h> +#include <linux/kmod.h> +#include <linux/root_dev.h> + +#include <linux/mtd/mtd.h> +#include <linux/mtd/partitions.h> + +#include <linux/byteorder/generic.h> + +#define PFX "trxsplit: " + +#define TRX_MAGIC 0x30524448 /* "HDR0" */ +#define TRX_VERSION 1 +#define TRX_MAX_LEN 0x3A0000 +#define TRX_NO_HEADER 1 /* Do not write TRX header */ +#define TRX_GZ_FILES 0x2 /* Contains up to TRX_MAX_OFFSET individual gzip files */ +#define TRX_MAX_OFFSET 3 +#define TRX_MIN_KERNEL_SIZE 256*1024 + +struct trx_header { + u32 magic; /* "HDR0" */ + u32 len; /* Length of file including header */ + u32 crc32; /* 32-bit CRC from flag_version to end of file */ + u32 flag_version; /* 0:15 flags, 16:31 version */ + u32 offsets[TRX_MAX_OFFSET]; /* Offsets of partitions from start of header */ +}; + +#define BLOCK_LEN_MIN 0x10000 + +static struct mtd_info *trx_mtd = NULL; +static unsigned long trx_offset = 0; +static int trx_nr_parts = 0; +static struct mtd_partition trx_parts[TRX_MAX_OFFSET]; +static struct trx_header trx_hdr; + +static int __init trxsplit_checktrx(struct mtd_info *mtd, unsigned long offset) +{ + size_t retlen; + int err; + + err = mtd->read(mtd, offset, sizeof(trx_hdr), &retlen, (void *)&trx_hdr); + if (err) { + printk(KERN_ALERT PFX "unable to read from '%s'\n", mtd->name); + goto err_out; + } + + if (retlen != sizeof(trx_hdr)) { + printk(KERN_ALERT PFX "reading failed on '%s'\n", mtd->name); + goto err_out; + } + + trx_hdr.magic = le32_to_cpu(trx_hdr.magic); + trx_hdr.len = le32_to_cpu(trx_hdr.len); + trx_hdr.crc32 = le32_to_cpu(trx_hdr.crc32); + trx_hdr.flag_version = le32_to_cpu(trx_hdr.flag_version); + trx_hdr.offsets[0] = le32_to_cpu(trx_hdr.offsets[0]); + trx_hdr.offsets[1] = le32_to_cpu(trx_hdr.offsets[1]); + trx_hdr.offsets[2] = le32_to_cpu(trx_hdr.offsets[2]); + + /* sanity checks */ + if (trx_hdr.magic != TRX_MAGIC) + goto err_out; + + if (trx_hdr.len > mtd->size - offset) + goto err_out; + + /* TODO: add crc32 checking too? */ + + return 0; + +err_out: + return -1; +} + +static int __init trxsplit_create_partitions(void) +{ + struct mtd_partition *part = trx_parts; + int ret = 0; + int i; + + if (trx_mtd == NULL) + goto out; + + printk(KERN_INFO PFX "creating TRX partitions in '%s' (%d,%d)\n", + trx_mtd->name, MTD_BLOCK_MAJOR, trx_mtd->index); + + for (i=0; i<TRX_MAX_OFFSET;i++) { + part = &trx_parts[i]; + if (trx_hdr.offsets[i] == 0) + continue; + part->offset = trx_offset + trx_hdr.offsets[i]; + trx_nr_parts++; + } + + for (i=0; i<trx_nr_parts-1; i++) { + trx_parts[i].size = trx_parts[i+1].offset - trx_parts[i].offset; + } + trx_parts[i].size = trx_mtd->size - trx_parts[i].offset; + + i=0; + part = &trx_parts[i]; + if (part->size < TRX_MIN_KERNEL_SIZE) { + part->name = "loader"; + i++; + } + + part = &trx_parts[i]; + part->name = "kernel"; + i++; + + part = &trx_parts[i]; + part->name = "rootfs"; + + ret = add_mtd_partitions(trx_mtd, trx_parts, trx_nr_parts); + if (ret) { + printk(KERN_ALERT PFX "creating TRX partitions failed\n"); + } + +out: + return ret; +} + +static void __init trxsplit_add_mtd(struct mtd_info *mtd) +{ + unsigned long offset; + unsigned long blocklen; + int err; + + if (trx_mtd) + return; + + blocklen = mtd->erasesize; + if (blocklen < BLOCK_LEN_MIN) + blocklen = BLOCK_LEN_MIN; + + printk(KERN_INFO PFX "searching TRX header in '%s'\n", mtd->name); + + err = 0; + for (offset=0; offset < mtd->size; offset+=blocklen) { + err = trxsplit_checktrx(mtd, offset); + if (err == 0) + break; + } + + if (err) { + printk(KERN_ALERT PFX "no TRX header found\n"); + return; + } + + printk(KERN_INFO PFX "TRX header found at 0x%lX\n", offset); + + trx_mtd = mtd; + trx_offset = offset; +} + +static void __init trxsplit_remove_mtd(struct mtd_info *mtd) +{ + /* nothing to do */ +} + +static struct mtd_notifier trxsplit_notifier __initdata = { + .add = trxsplit_add_mtd, + .remove = trxsplit_remove_mtd, +}; + +static void __init trxsplit_find_trx(void) +{ + register_mtd_user(&trxsplit_notifier); + unregister_mtd_user(&trxsplit_notifier); +} + +static int __init trxsplit_init(void) +{ + int ret; + + trxsplit_find_trx(); + + ret = trxsplit_create_partitions(); + return ret; +} + +late_initcall(trxsplit_init); diff --git a/target/linux/adm5120/files/arch/mips/pci/fixup-adm5120.c b/target/linux/adm5120/files/arch/mips/pci/fixup-adm5120.c new file mode 100644 index 000000000..59acf75c1 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/pci/fixup-adm5120.c @@ -0,0 +1,175 @@ +/* + * $Id$ + * + * ADM5120 specific PCI fixups + * + * Copyright (C) ADMtek Incorporated. + * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org) + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * Copyright (C) 2007 OpenWrt.org + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/init.h> +#include <linux/pci.h> +#include <linux/pci_ids.h> +#include <linux/pci_regs.h> + +#include <asm/delay.h> +#include <asm/bootinfo.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_irq.h> + +struct adm5120_pci_irq { + u8 slot; + u8 func; + u8 pin; + unsigned irq; +}; + +#define PCIIRQ(s,f,p,i) { \ + .slot = (s), \ + .func = (f), \ + .pin = (p), \ + .irq = (i) \ + } + +static struct adm5120_pci_irq default_pci_irqs[] __initdata = { + PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0), +}; + +static struct adm5120_pci_irq rb1xx_pci_irqs[] __initdata = { + PCIIRQ(1, 0, 1, ADM5120_IRQ_PCI0), + PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI1), + PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI2) +}; + +static struct adm5120_pci_irq cas771_pci_irqs[] __initdata = { + PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0), + PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI1), + PCIIRQ(3, 2, 3, ADM5120_IRQ_PCI2) +}; + +static struct adm5120_pci_irq np28g_pci_irqs[] __initdata = { + PCIIRQ(2, 0, 1, ADM5120_IRQ_PCI0), + PCIIRQ(3, 0, 1, ADM5120_IRQ_PCI0), + PCIIRQ(3, 1, 2, ADM5120_IRQ_PCI1), + PCIIRQ(3, 2, 3, ADM5120_IRQ_PCI2) +}; + +#define GETMAP(n) do { \ + nr_irqs = ARRAY_SIZE(n ## _pci_irqs); \ + p = n ## _pci_irqs; \ + } while (0) + +int __init pcibios_map_irq(struct pci_dev *dev, u8 slot, u8 pin) +{ + struct adm5120_pci_irq *p; + int nr_irqs; + int i; + int irq; + + irq = -1; + if (slot < 1 || slot > 3) { + printk(KERN_ALERT "PCI: slot number %u is not supported\n", + slot); + goto out; + } + + GETMAP(default); + + switch (mips_machtype) { + case MACH_ADM5120_RB_111: + case MACH_ADM5120_RB_112: + case MACH_ADM5120_RB_133: + case MACH_ADM5120_RB_133C: + case MACH_ADM5120_RB_153: + GETMAP(rb1xx); + break; + case MACH_ADM5120_NP28G: + GETMAP(np28g); + break; + case MACH_ADM5120_P335: + case MACH_ADM5120_P334WT: + /* using default mapping */ + break; + case MACH_ADM5120_CAS771: + GETMAP(cas771); + break; + + case MACH_ADM5120_NP27G: + case MACH_ADM5120_NP28GHS: + case MACH_ADM5120_WP54AG: + case MACH_ADM5120_WP54G: + case MACH_ADM5120_WP54G_WRT: + case MACH_ADM5120_WPP54AG: + case MACH_ADM5120_WPP54G: + default: + printk(KERN_ALERT "PCI: irq map is unknown, using defaults.\n"); + break; + } + + for (i=0; i<nr_irqs; i++, p++) { + if ((p->slot == slot) && (PCI_FUNC(dev->devfn) == p->func) && + (p->pin == pin)) { + irq = p->irq; + break; + } + } + + if (irq < 0) { + printk(KERN_ALERT "PCI: no irq found for %s pin:%u\n", + pci_name(dev), pin); + } else { + printk(KERN_INFO "PCI: mapping irq for %s pin:%u, irq:%d\n", + pci_name(dev), pin, irq); + } + +out: + return irq; +} + +static void adm5120_pci_fixup(struct pci_dev *dev) +{ + if (dev->devfn != 0) + return; + + /* setup COMMAND register */ + pci_write_config_word(dev, PCI_COMMAND, + (PCI_COMMAND_IO | PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER)); + + /* setup CACHE_LINE_SIZE register */ + pci_write_config_byte(dev, PCI_CACHE_LINE_SIZE, 4); + + /* setting up BARS */ + pci_write_config_dword(dev, PCI_BASE_ADDRESS_0, 0); + pci_write_config_dword(dev, PCI_BASE_ADDRESS_1, 0); +} + +DECLARE_PCI_FIXUP_HEADER(PCI_VENDOR_ID_ADMTEK, PCI_DEVICE_ID_ADMTEK_ADM5120, + adm5120_pci_fixup); + +int pcibios_plat_dev_init(struct pci_dev *dev) +{ + return 0; +} + diff --git a/target/linux/adm5120/files/arch/mips/pci/ops-adm5120.c b/target/linux/adm5120/files/arch/mips/pci/ops-adm5120.c new file mode 100644 index 000000000..4a9bc999c --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/pci/ops-adm5120.c @@ -0,0 +1,143 @@ +/* + * $Id$ + * + * ADM5120 specific PCI operations + * + * Copyright (C) ADMtek Incorporated. + * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org) + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * Copyright (C) 2007 OpenWrt.org + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ + +#include <linux/types.h> +#include <linux/kernel.h> +#include <linux/pci.h> +#include <linux/spinlock.h> + +#include <asm/mach-adm5120/adm5120_defs.h> + +#define DEBUG 0 +#if DEBUG +#define DBG(f, ...) printk(f, ## __VA_ARGS__ ) +#else +#define DBG(f, ...) +#endif + +#define PCI_ENABLE 0x80000000 + +static spinlock_t pci_lock = SPIN_LOCK_UNLOCKED; + +static inline void write_cfgaddr(u32 addr) +{ + *(volatile u32*)KSEG1ADDR(ADM5120_PCICFG_ADDR) = (addr | PCI_ENABLE); +} + +static inline void write_cfgdata(u32 data) +{ + *(volatile u32*)KSEG1ADDR(ADM5120_PCICFG_DATA) = data; + +} + +static inline u32 read_cfgdata(void) +{ + return (*(volatile u32*)KSEG1ADDR(ADM5120_PCICFG_DATA)); +} + +static inline u32 mkaddr(struct pci_bus *bus, unsigned int devfn, int where) +{ + return (((bus->number & 0xFF) << 16) | ((devfn & 0xFF) << 8) | \ + (where & 0xFC)); +} + +static int pci_config_read(struct pci_bus *bus, unsigned int devfn, int where, + int size, u32 *val) +{ + unsigned long flags; + u32 data; + + spin_lock_irqsave(&pci_lock, flags); + write_cfgaddr(mkaddr(bus,devfn,where)); + data = read_cfgdata(); + + DBG("PCI: cfg_read %02u.%02u.%01u/%02X:%01d, cfg:0x%08X", + bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn), where, size, data); + + switch (size) { + case 1: + if (where & 1) + data >>= 8; + if (where & 2) + data >>= 16; + data &= 0xFF; + break; + case 2: + if (where & 2) + data >>= 16; + data &= 0xFFFF; + break; + } + + *val = data; + DBG(", 0x%08X returned\n", data); + spin_unlock_irqrestore(&pci_lock, flags); + + return PCIBIOS_SUCCESSFUL; +} + +static int pci_config_write(struct pci_bus *bus, unsigned int devfn, int where, + int size, u32 val) +{ + unsigned long flags; + u32 data; + int s; + + spin_lock_irqsave(&pci_lock, flags); + write_cfgaddr(mkaddr(bus,devfn,where)); + data = read_cfgdata(); + + DBG("PCI: cfg_write %02u.%02u.%01u/%02X:%01d, cfg:0x%08X", + bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn), where, size, data); + + switch (size) { + case 1: + s = ((where & 3) << 3); + data &= ~(0xFF << s); + data |= ((val & 0xFF) << s); + break; + case 2: + s = ((where & 2) << 4); + data &= ~(0xFFFF << s); + data |= ((val & 0xFFFF) << s); + break; + case 4: + data = val; + break; + } + + write_cfgdata(data); + DBG(", 0x%08X written\n", data); + spin_unlock_irqrestore(&pci_lock, flags); + + return PCIBIOS_SUCCESSFUL; +} + +struct pci_ops adm5120_pci_ops = { + .read = pci_config_read, + .write = pci_config_write, +}; diff --git a/target/linux/adm5120/files/arch/mips/pci/pci-adm5120.c b/target/linux/adm5120/files/arch/mips/pci/pci-adm5120.c new file mode 100644 index 000000000..2a6477023 --- /dev/null +++ b/target/linux/adm5120/files/arch/mips/pci/pci-adm5120.c @@ -0,0 +1,80 @@ +/* + * $Id$ + * + * ADM5120 PCI Host Controller driver + * + * Copyright (C) ADMtek Incorporated. + * Copyright (C) 2005 Jeroen Vreeken (pe1rxq@amsat.org) + * Copyright (C) 2007 Gabor Juhos <juhosg at openwrt.org> + * Copyright (C) 2007 OpenWrt.org + * + * 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., 51 Franklin Street, Fifth Floor, + * Boston, MA 02110-1301, USA. + * + */ +#include <linux/types.h> +#include <linux/pci.h> +#include <linux/kernel.h> +#include <linux/init.h> + +#include <asm/mach-adm5120/adm5120_info.h> +#include <asm/mach-adm5120/adm5120_defs.h> +#include <asm/mach-adm5120/adm5120_irq.h> + +extern struct pci_ops adm5120_pci_ops; + +static struct resource pci_io_resource = { + .name = "ADM5120 PCI I/O", + .start = ADM5120_PCIIO_BASE, + .end = ADM5120_PCICFG_ADDR-1, + .flags = IORESOURCE_IO +}; + +static struct resource pci_mem_resource = { + .name = "ADM5120 PCI MEM", + .start = ADM5120_PCIMEM_BASE, + .end = ADM5120_PCIIO_BASE-1, + .flags = IORESOURCE_MEM +}; + +static struct pci_controller adm5120_controller = { + .pci_ops = &adm5120_pci_ops, + .io_resource = &pci_io_resource, + .mem_resource = &pci_mem_resource, +}; + +static int __init adm5120_pci_setup(void) +{ + int pci_bios; + + pci_bios = adm5120_has_pci(); + + printk("adm5120: system has %sPCI BIOS\n", pci_bios ? "" : "no "); + if (pci_bios == 0) + return -1; + + /* Avoid ISA compat ranges. */ + PCIBIOS_MIN_IO = 0x00000000; + PCIBIOS_MIN_MEM = 0x00000000; + + /* Set I/O resource limits. */ + ioport_resource.end = 0x1fffffff; + iomem_resource.end = 0xffffffff; + + register_pci_controller(&adm5120_controller); + return 0; +} + +arch_initcall(adm5120_pci_setup); |