diff options
Diffstat (limited to 'target/linux/ar7-2.6/files/arch/mips/ar7/platform.c')
| -rw-r--r-- | target/linux/ar7-2.6/files/arch/mips/ar7/platform.c | 412 |
1 files changed, 0 insertions, 412 deletions
diff --git a/target/linux/ar7-2.6/files/arch/mips/ar7/platform.c b/target/linux/ar7-2.6/files/arch/mips/ar7/platform.c deleted file mode 100644 index cae35bc22..000000000 --- a/target/linux/ar7-2.6/files/arch/mips/ar7/platform.c +++ /dev/null @@ -1,412 +0,0 @@ -/* - * $Id$ - * - * Copyright (C) 2006, 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 St, 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 <linux/mtd/physmap.h> -#include <linux/serial.h> -#include <linux/serial_8250.h> -#include <linux/ioport.h> -#include <asm/addrspace.h> -#include <asm/io.h> -#include <asm/ar7/ar7.h> -#include <asm/ar7/gpio.h> -#include <asm/ar7/prom.h> -#include <asm/ar7/vlynq.h> - -struct plat_vlynq_data { - struct plat_vlynq_ops ops; - int gpio_bit; - int reset_bit; -}; - - -static int vlynq_on(struct vlynq_device *dev) -{ - int result; - struct plat_vlynq_data *pdata = dev->dev.platform_data; - - if ((result = gpio_request(pdata->gpio_bit, "vlynq"))) - goto out; - - ar7_device_reset(pdata->reset_bit); - - if ((result = ar7_gpio_disable(pdata->gpio_bit))) - goto out_enabled; - - if ((result = ar7_gpio_enable(pdata->gpio_bit))) - goto out_enabled; - - if ((result = gpio_direction_output(pdata->gpio_bit))) - goto out_gpio_enabled; - - gpio_set_value(pdata->gpio_bit, 0); - mdelay(50); - - gpio_set_value(pdata->gpio_bit, 1); - mdelay(50); - - return 0; - -out_gpio_enabled: - ar7_gpio_disable(pdata->gpio_bit); -out_enabled: - ar7_device_disable(pdata->reset_bit); - gpio_free(pdata->gpio_bit); -out: - return result; -} - -static void vlynq_off(struct vlynq_device *dev) -{ - struct plat_vlynq_data *pdata = dev->dev.platform_data; - ar7_gpio_disable(pdata->gpio_bit); - gpio_free(pdata->gpio_bit); - ar7_device_disable(pdata->reset_bit); -} - -static struct resource physmap_flash_resource = { - .name = "mem", - .flags = IORESOURCE_MEM, - .start = 0x10000000, - .end = 0x107fffff, -}; - -static struct resource cpmac_low_res[] = { - { - .name = "regs", - .flags = IORESOURCE_MEM, - .start = AR7_REGS_MAC0, - .end = AR7_REGS_MAC0 + 0x7FF, - }, - { - .name = "irq", - .flags = IORESOURCE_IRQ, - .start = 27, - .end = 27, - }, -}; - -static struct resource cpmac_high_res[] = { - { - .name = "regs", - .flags = IORESOURCE_MEM, - .start = AR7_REGS_MAC1, - .end = AR7_REGS_MAC1 + 0x7FF, - }, - { - .name = "irq", - .flags = IORESOURCE_IRQ, - .start = 41, - .end = 41, - }, -}; - -static struct resource vlynq_low_res[] = { - { - .name = "regs", - .flags = IORESOURCE_MEM, - .start = AR7_REGS_VLYNQ0, - .end = AR7_REGS_VLYNQ0 + 0xff, - }, - { - .name = "irq", - .flags = IORESOURCE_IRQ, - .start = 29, - .end = 29, - }, - { - .name = "mem", - .flags = IORESOURCE_MEM, - .start = 0x04000000, - .end = 0x04ffffff, - }, - { - .name = "devirq", - .flags = IORESOURCE_IRQ, - .start = 80, - .end = 111, - }, -}; - -static struct resource vlynq_high_res[] = { - { - .name = "regs", - .flags = IORESOURCE_MEM, - .start = AR7_REGS_VLYNQ1, - .end = AR7_REGS_VLYNQ1 + 0xFF, - }, - { - .name = "irq", - .flags = IORESOURCE_IRQ, - .start = 33, - .end = 33, - }, - { - .name = "mem", - .flags = IORESOURCE_MEM, - .start = 0x0c000000, - .end = 0x0cffffff, - }, - { - .name = "devirq", - .flags = IORESOURCE_IRQ, - .start = 112, - .end = 143, - }, -}; - -static struct physmap_flash_data physmap_flash_data = { - .width = 2, -}; - -static struct plat_cpmac_data cpmac_low_data = { - .reset_bit = 17, - .power_bit = 20, - .phy_mask = 0x80000000, -}; - -static struct plat_cpmac_data cpmac_high_data = { - .reset_bit = 21, - .power_bit = 22, - .phy_mask = 0x7fffffff, -}; - -static struct plat_vlynq_data vlynq_low_data = { - .ops.on = vlynq_on, - .ops.off = vlynq_off, - .reset_bit = 20, - .gpio_bit = 18, -}; - -static struct plat_vlynq_data vlynq_high_data = { - .ops.on = vlynq_on, - .ops.off = vlynq_off, - .reset_bit = 16, - .gpio_bit = 19, -}; - -static struct platform_device physmap_flash = { - .id = 0, - .name = "physmap-flash", - .dev.platform_data = &physmap_flash_data, - .resource = &physmap_flash_resource, - .num_resources = 1, -}; - -static struct platform_device cpmac_low = { - .id = 0, - .name = "cpmac", - .dev.platform_data = &cpmac_low_data, - .resource = cpmac_low_res, - .num_resources = ARRAY_SIZE(cpmac_low_res), -}; - -static struct platform_device cpmac_high = { - .id = 1, - .name = "cpmac", - .dev.platform_data = &cpmac_high_data, - .resource = cpmac_high_res, - .num_resources = ARRAY_SIZE(cpmac_high_res), -}; - -static struct platform_device vlynq_low = { - .id = 0, - .name = "vlynq", - .dev.platform_data = &vlynq_low_data, - .resource = vlynq_low_res, - .num_resources = ARRAY_SIZE(vlynq_low_res), -}; - -static struct platform_device vlynq_high = { - .id = 1, - .name = "vlynq", - .dev.platform_data = &vlynq_high_data, - .resource = vlynq_high_res, - .num_resources = ARRAY_SIZE(vlynq_high_res), -}; - - -/* This is proper way to define uart ports, but they are then detected - * as xscale and, obviously, don't work... - */ -#if !defined(CONFIG_SERIAL_8250) - -static struct plat_serial8250_port uart0_data = -{ - .mapbase = AR7_REGS_UART0, - .irq = AR7_IRQ_UART0, - .regshift = 2, - .iotype = UPIO_MEM, - .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, -}; - -static struct plat_serial8250_port uart1_data = -{ - .mapbase = UR8_REGS_UART1, - .irq = AR7_IRQ_UART1, - .regshift = 2, - .iotype = UPIO_MEM, - .flags = UPF_BOOT_AUTOCONF | UPF_IOREMAP, -}; - -static struct plat_serial8250_port uart_data[] = { - uart0_data, - uart1_data, - { .flags = 0 } -}; - -static struct plat_serial8250_port uart_data_single[] = { - uart0_data, - { .flags = 0 } -}; - -static struct platform_device uart = { - .id = 0, - .name = "serial8250", - .dev.platform_data = uart_data_single -}; -#endif - -static inline unsigned char char2hex(char h) -{ - switch (h) { - case '0': case '1': case '2': case '3': case '4': - case '5': case '6': case '7': case '8': case '9': - return h - '0'; - case 'A': case 'B': case 'C': case 'D': case 'E': case 'F': - return h - 'A' + 10; - case 'a': case 'b': case 'c': case 'd': case 'e': case 'f': - return h - 'a' + 10; - default: - return 0; - } -} - -static void cpmac_get_mac(int instance, unsigned char *dev_addr) -{ - int i; - char name[5], default_mac[] = "00:00:00:12:34:56", *mac; - - mac = NULL; - sprintf(name, "mac%c", 'a' + instance); - mac = prom_getenv(name); - if (!mac) { - sprintf(name, "mac%c", 'a'); - mac = prom_getenv(name); - } - if (!mac) - mac = default_mac; - for (i = 0; i < 6; i++) - dev_addr[i] = (char2hex(mac[i * 3]) << 4) + - char2hex(mac[i * 3 + 1]); -} - -static int __init ar7_register_devices(void) -{ - int res; - -#ifdef CONFIG_SERIAL_8250 - - static struct uart_port uart_port[2]; - - memset(uart_port, 0, sizeof(struct uart_port) * 2); - - uart_port[0].type = PORT_AR7; - uart_port[0].line = 0; - uart_port[0].irq = AR7_IRQ_UART0; - uart_port[0].uartclk = ar7_bus_freq() / 2; - uart_port[0].iotype = UPIO_MEM; - uart_port[0].mapbase = AR7_REGS_UART0; - uart_port[0].membase = ioremap(uart_port[0].mapbase, 256); - uart_port[0].regshift = 2; - res = early_serial_setup(&uart_port[0]); - if (res) - return res; - - - // Only TNETD73xx have a second serial port - if (ar7_has_second_uart()) { - uart_port[1].type = PORT_AR7; - uart_port[1].line = 1; - uart_port[1].irq = AR7_IRQ_UART1; - uart_port[1].uartclk = ar7_bus_freq() / 2; - uart_port[1].iotype = UPIO_MEM; - uart_port[1].mapbase = UR8_REGS_UART1; - uart_port[1].membase = ioremap(uart_port[1].mapbase, 256); - uart_port[1].regshift = 2; - res = early_serial_setup(&uart_port[1]); - if (res) - return res; - } - -#else // !CONFIG_SERIAL_8250 - - uart_data[0].uartclk = ar7_bus_freq() / 2; - uart_data[1].uartclk = uart_data[0].uartclk; - - // Only TNETD73xx have a second serial port - if (ar7_has_second_uart()) { - uart.dev.platform_data = uart_data; - } - - res = platform_device_register(&uart); - if (res) - return res; - -#endif // CONFIG_SERIAL_8250 - - res = platform_device_register(&physmap_flash); - if (res) - return res; - - res = platform_device_register(&vlynq_low); - if (res) - return res; - - ar7_device_disable(vlynq_low_data.reset_bit); - if (ar7_has_high_vlynq()) { - ar7_device_disable(vlynq_high_data.reset_bit); - res = platform_device_register(&vlynq_high); - if (res) - return res; - } - - if (ar7_has_high_cpmac()) { - cpmac_get_mac(1, cpmac_high_data.dev_addr); - res = platform_device_register(&cpmac_high); - if (res) - return res; - } else { - cpmac_low_data.phy_mask = 0xffffffff; - } - - cpmac_get_mac(0, cpmac_low_data.dev_addr); - res = platform_device_register(&cpmac_low); - - return res; -} - - -arch_initcall(ar7_register_devices); |