diff options
Diffstat (limited to 'arch/arm/mach-omap2/board-2430sdp.c')
| -rw-r--r-- | arch/arm/mach-omap2/board-2430sdp.c | 276 |
1 files changed, 0 insertions, 276 deletions
diff --git a/arch/arm/mach-omap2/board-2430sdp.c b/arch/arm/mach-omap2/board-2430sdp.c deleted file mode 100644 index 22143651037..00000000000 --- a/arch/arm/mach-omap2/board-2430sdp.c +++ /dev/null @@ -1,276 +0,0 @@ -/* - * linux/arch/arm/mach-omap2/board-2430sdp.c - * - * Copyright (C) 2006 Texas Instruments - * - * Modified from mach-omap2/board-generic.c - * - * Initial Code : Based on a patch from Komal Shah and Richard Woodruff - * Updated the Code for 2430 SDP : Syed Mohammed Khasim - * - * 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/init.h> -#include <linux/platform_device.h> -#include <linux/mtd/mtd.h> -#include <linux/mtd/partitions.h> -#include <linux/delay.h> -#include <linux/i2c/twl4030.h> -#include <linux/err.h> -#include <linux/clk.h> -#include <linux/io.h> - -#include <mach/hardware.h> -#include <asm/mach-types.h> -#include <asm/mach/arch.h> -#include <asm/mach/map.h> -#include <asm/mach/flash.h> - -#include <mach/gpio.h> -#include <mach/mux.h> -#include <mach/board.h> -#include <mach/common.h> -#include <mach/gpmc.h> -#include <mach/usb.h> - -#include "mmc-twl4030.h" - -#define SDP2430_CS0_BASE 0x04000000 -#define SDP2430_FLASH_CS 0 -#define SDP2430_SMC91X_CS 5 - -#define SDP2430_ETHR_GPIO_IRQ 149 - -static struct mtd_partition sdp2430_partitions[] = { - /* bootloader (U-Boot, etc) in first sector */ - { - .name = "bootloader", - .offset = 0, - .size = SZ_256K, - .mask_flags = MTD_WRITEABLE, /* force read-only */ - }, - /* bootloader params in the next sector */ - { - .name = "params", - .offset = MTDPART_OFS_APPEND, - .size = SZ_128K, - .mask_flags = 0, - }, - /* kernel */ - { - .name = "kernel", - .offset = MTDPART_OFS_APPEND, - .size = SZ_2M, - .mask_flags = 0 - }, - /* file system */ - { - .name = "filesystem", - .offset = MTDPART_OFS_APPEND, - .size = MTDPART_SIZ_FULL, - .mask_flags = 0 - } -}; - -static struct flash_platform_data sdp2430_flash_data = { - .map_name = "cfi_probe", - .width = 2, - .parts = sdp2430_partitions, - .nr_parts = ARRAY_SIZE(sdp2430_partitions), -}; - -static struct resource sdp2430_flash_resource = { - .start = SDP2430_CS0_BASE, - .end = SDP2430_CS0_BASE + SZ_64M - 1, - .flags = IORESOURCE_MEM, -}; - -static struct platform_device sdp2430_flash_device = { - .name = "omapflash", - .id = 0, - .dev = { - .platform_data = &sdp2430_flash_data, - }, - .num_resources = 1, - .resource = &sdp2430_flash_resource, -}; - -static struct resource sdp2430_smc91x_resources[] = { - [0] = { - .start = SDP2430_CS0_BASE, - .end = SDP2430_CS0_BASE + SZ_64M - 1, - .flags = IORESOURCE_MEM, - }, - [1] = { - .start = OMAP_GPIO_IRQ(SDP2430_ETHR_GPIO_IRQ), - .end = OMAP_GPIO_IRQ(SDP2430_ETHR_GPIO_IRQ), - .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWLEVEL, - }, -}; - -static struct platform_device sdp2430_smc91x_device = { - .name = "smc91x", - .id = -1, - .num_resources = ARRAY_SIZE(sdp2430_smc91x_resources), - .resource = sdp2430_smc91x_resources, -}; - -static struct platform_device *sdp2430_devices[] __initdata = { - &sdp2430_smc91x_device, - &sdp2430_flash_device, -}; - -static inline void __init sdp2430_init_smc91x(void) -{ - int eth_cs; - unsigned long cs_mem_base; - unsigned int rate; - struct clk *gpmc_fck; - - eth_cs = SDP2430_SMC91X_CS; - - gpmc_fck = clk_get(NULL, "gpmc_fck"); /* Always on ENABLE_ON_INIT */ - if (IS_ERR(gpmc_fck)) { - WARN_ON(1); - return; - } - - clk_enable(gpmc_fck); - rate = clk_get_rate(gpmc_fck); - - /* Make sure CS1 timings are correct, for 2430 always muxed */ - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG1, 0x00011200); - - if (rate >= 160000000) { - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f01); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080803); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1c0b1c0a); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4); - } else if (rate >= 130000000) { - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x041f1F1F); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000004C4); - } else { /* rate = 100000000 */ - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG2, 0x001f1f00); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG3, 0x00080802); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG4, 0x1C091C09); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG5, 0x031A1F1F); - gpmc_cs_write_reg(eth_cs, GPMC_CS_CONFIG6, 0x000003C2); - } - - if (gpmc_cs_request(eth_cs, SZ_16M, &cs_mem_base) < 0) { - printk(KERN_ERR "Failed to request GPMC mem for smc91x\n"); - goto out; - } - - sdp2430_smc91x_resources[0].start = cs_mem_base + 0x300; - sdp2430_smc91x_resources[0].end = cs_mem_base + 0x30f; - udelay(100); - - if (gpio_request(SDP2430_ETHR_GPIO_IRQ, "SMC91x irq") < 0) { - printk(KERN_ERR "Failed to request GPIO%d for smc91x IRQ\n", - SDP2430_ETHR_GPIO_IRQ); - gpmc_cs_free(eth_cs); - goto out; - } - gpio_direction_input(SDP2430_ETHR_GPIO_IRQ); - -out: - clk_disable(gpmc_fck); - clk_put(gpmc_fck); -} - -static void __init omap_2430sdp_init_irq(void) -{ - omap2_init_common_hw(NULL); - omap_init_irq(); - omap_gpio_init(); - sdp2430_init_smc91x(); -} - -static struct omap_uart_config sdp2430_uart_config __initdata = { - .enabled_uarts = ((1 << 0) | (1 << 1) | (1 << 2)), -}; - -static struct omap_board_config_kernel sdp2430_config[] = { - {OMAP_TAG_UART, &sdp2430_uart_config}, -}; - - -static struct twl4030_gpio_platform_data sdp2430_gpio_data = { - .gpio_base = OMAP_MAX_GPIO_LINES, - .irq_base = TWL4030_GPIO_IRQ_BASE, - .irq_end = TWL4030_GPIO_IRQ_END, -}; - -static struct twl4030_platform_data sdp2430_twldata = { - .irq_base = TWL4030_IRQ_BASE, - .irq_end = TWL4030_IRQ_END, - - /* platform_data for children goes here */ - .gpio = &sdp2430_gpio_data, -}; - -static struct i2c_board_info __initdata sdp2430_i2c_boardinfo[] = { - { - I2C_BOARD_INFO("twl4030", 0x48), - .flags = I2C_CLIENT_WAKE, - .irq = INT_24XX_SYS_NIRQ, - .platform_data = &sdp2430_twldata, - }, -}; - -static int __init omap2430_i2c_init(void) -{ - omap_register_i2c_bus(1, 400, NULL, 0); - omap_register_i2c_bus(2, 2600, sdp2430_i2c_boardinfo, - ARRAY_SIZE(sdp2430_i2c_boardinfo)); - return 0; -} - -static struct twl4030_hsmmc_info mmc[] __initdata = { - { - .mmc = 1, - .wires = 4, - .gpio_cd = -EINVAL, - .gpio_wp = -EINVAL, - .ext_clock = 1, - }, - {} /* Terminator */ -}; - -static void __init omap_2430sdp_init(void) -{ - omap2430_i2c_init(); - - platform_add_devices(sdp2430_devices, ARRAY_SIZE(sdp2430_devices)); - omap_board_config = sdp2430_config; - omap_board_config_size = ARRAY_SIZE(sdp2430_config); - omap_serial_init(); - twl4030_mmc_init(mmc); - usb_musb_init(); -} - -static void __init omap_2430sdp_map_io(void) -{ - omap2_set_globals_243x(); - omap2_map_common_io(); -} - -MACHINE_START(OMAP_2430SDP, "OMAP2430 sdp2430 board") - /* Maintainer: Syed Khasim - Texas Instruments Inc */ - .phys_io = 0x48000000, - .io_pg_offst = ((0xd8000000) >> 18) & 0xfffc, - .boot_params = 0x80000100, - .map_io = omap_2430sdp_map_io, - .init_irq = omap_2430sdp_init_irq, - .init_machine = omap_2430sdp_init, - .timer = &omap_timer, -MACHINE_END |