+++ /dev/null
-/*
- * Ralink RT288x SoC platform device registration
- *
- * Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
- * Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 as published
- * by the Free Software Foundation.
- */
-
-#include <linux/kernel.h>
-#include <linux/platform_device.h>
-#include <linux/mtd/mtd.h>
-#include <linux/mtd/physmap.h>
-#include <linux/etherdevice.h>
-#include <linux/err.h>
-#include <linux/clk.h>
-#include <linux/rt2x00_platform.h>
-
-#include <asm/addrspace.h>
-
-#include <asm/mach-ralink/rt288x.h>
-#include <asm/mach-ralink/rt288x_regs.h>
-#include <asm/mach-ralink/ramips_eth_platform.h>
-
-#include "devices.h"
-
-static struct resource rt288x_flash0_resources[] = {
- {
- .flags = IORESOURCE_MEM,
- .start = KSEG1ADDR(RT2880_FLASH0_BASE),
- .end = KSEG1ADDR(RT2880_FLASH0_BASE) +
- RT2880_FLASH0_SIZE - 1,
- },
-};
-
-struct physmap_flash_data rt288x_flash0_data;
-static struct platform_device rt288x_flash0_device = {
- .name = "physmap-flash",
- .resource = rt288x_flash0_resources,
- .num_resources = ARRAY_SIZE(rt288x_flash0_resources),
- .dev = {
- .platform_data = &rt288x_flash0_data,
- },
-};
-
-static struct resource rt288x_flash1_resources[] = {
- {
- .flags = IORESOURCE_MEM,
- .start = KSEG1ADDR(RT2880_FLASH1_BASE),
- .end = KSEG1ADDR(RT2880_FLASH1_BASE) +
- RT2880_FLASH1_SIZE - 1,
- },
-};
-
-struct physmap_flash_data rt288x_flash1_data;
-static struct platform_device rt288x_flash1_device = {
- .name = "physmap-flash",
- .resource = rt288x_flash1_resources,
- .num_resources = ARRAY_SIZE(rt288x_flash1_resources),
- .dev = {
- .platform_data = &rt288x_flash1_data,
- },
-};
-
-static int rt288x_flash_instance __initdata;
-void __init rt288x_register_flash(unsigned int id)
-{
- struct platform_device *pdev;
- struct physmap_flash_data *pdata;
- u32 t;
- int reg;
-
- switch (id) {
- case 0:
- pdev = &rt288x_flash0_device;
- reg = MEMC_REG_FLASH_CFG0;
- break;
- case 1:
- pdev = &rt288x_flash1_device;
- reg = MEMC_REG_FLASH_CFG1;
- break;
- default:
- return;
- }
-
- t = rt288x_memc_rr(reg);
- t = (t >> FLASH_CFG_WIDTH_SHIFT) & FLASH_CFG_WIDTH_MASK;
-
- pdata = pdev->dev.platform_data;
- switch (t) {
- case FLASH_CFG_WIDTH_8BIT:
- pdata->width = 1;
- break;
- case FLASH_CFG_WIDTH_16BIT:
- pdata->width = 2;
- break;
- case FLASH_CFG_WIDTH_32BIT:
- pdata->width = 4;
- break;
- default:
- printk(KERN_ERR "RT288x: flash bank%u witdh is invalid\n", id);
- return;
- }
-
- pdev->id = rt288x_flash_instance;
-
- platform_device_register(pdev);
- rt288x_flash_instance++;
-}
-
-static struct resource rt288x_wifi_resources[] = {
- {
- .start = RT2880_WMAC_BASE,
- .end = RT2880_WMAC_BASE + 0x3FFFF,
- .flags = IORESOURCE_MEM,
- }, {
- .start = RT288X_CPU_IRQ_WNIC,
- .end = RT288X_CPU_IRQ_WNIC,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-static struct rt2x00_platform_data rt288x_wifi_data;
-static struct platform_device rt288x_wifi_device = {
- .name = "rt2800_wmac",
- .resource = rt288x_wifi_resources,
- .num_resources = ARRAY_SIZE(rt288x_wifi_resources),
- .dev = {
- .platform_data = &rt288x_wifi_data,
- }
-};
-
-void __init rt288x_register_wifi(void)
-{
- rt288x_wifi_data.eeprom_file_name = "soc_wmac.eeprom";
- platform_device_register(&rt288x_wifi_device);
-}
-
-static void rt288x_fe_reset(void)
-{
- rt288x_sysc_wr(RT2880_RESET_FE, SYSC_REG_RESET_CTRL);
-}
-
-static struct resource rt288x_eth_resources[] = {
- {
- .start = RT2880_FE_BASE,
- .end = RT2880_FE_BASE + PAGE_SIZE - 1,
- .flags = IORESOURCE_MEM,
- }, {
- .start = RT288X_CPU_IRQ_FE,
- .end = RT288X_CPU_IRQ_FE,
- .flags = IORESOURCE_IRQ,
- },
-};
-
-struct ramips_eth_platform_data rt288x_eth_data;
-static struct platform_device rt288x_eth_device = {
- .name = "ramips_eth",
- .resource = rt288x_eth_resources,
- .num_resources = ARRAY_SIZE(rt288x_eth_resources),
- .dev = {
- .platform_data = &rt288x_eth_data,
- }
-};
-
-void __init rt288x_register_ethernet(void)
-{
- struct clk *clk;
-
- clk = clk_get(NULL, "sys");
- if (IS_ERR(clk))
- panic("unable to get SYS clock, err=%ld", PTR_ERR(clk));
-
- rt288x_eth_data.sys_freq = clk_get_rate(clk);
- rt288x_eth_data.reset_fe = rt288x_fe_reset;
- rt288x_eth_data.min_pkt_len = 64;
-
- if (!is_valid_ether_addr(rt288x_eth_data.mac))
- random_ether_addr(rt288x_eth_data.mac);
-
- platform_device_register(&rt288x_eth_device);
-}
-
-static struct resource rt288x_wdt_resources[] = {
- {
- .start = RT2880_TIMER_BASE,
- .end = RT2880_TIMER_BASE + RT2880_TIMER_SIZE - 1,
- .flags = IORESOURCE_MEM,
- },
-};
-
-static struct platform_device rt288x_wdt_device = {
- .name = "ramips-wdt",
- .id = -1,
- .resource = rt288x_wdt_resources,
- .num_resources = ARRAY_SIZE(rt288x_wdt_resources),
-};
-
-void __init rt288x_register_wdt(void)
-{
- u32 t;
-
- /* enable WDT reset output on pin SRAM_CS_N */
- t = rt288x_sysc_rr(SYSC_REG_CLKCFG);
- t |= CLKCFG_SRAM_CS_N_WDT;
- rt288x_sysc_wr(t, SYSC_REG_CLKCFG);
-
- platform_device_register(&rt288x_wdt_device);
-}
projects / openwrt / openwrt.git / blobdiff