arch/arm/mach-omap2/board-omap3evm.c

   1 /*
   2  * linux/arch/arm/mach-omap2/board-omap3evm.c
   3  *
   4  * Copyright (C) 2008 Texas Instruments
   5  *
   6  * Modified from mach-omap2/board-3430sdp.c
   7  *
   8  * Initial code: Syed Mohammed Khasim
   9  *
  10  * This program is free software; you can redistribute it and/or modify
  11  * it under the terms of the GNU General Public License version 2 as
  12  * published by the Free Software Foundation.
  13  */
  14
  15 #include <linux/kernel.h>
  16 #include <linux/init.h>
  17 #include <linux/platform_device.h>
  18 #include <linux/delay.h>
  19 #include <linux/err.h>
  20 #include <linux/clk.h>
  21 #include <linux/io.h>
  22
  23 #include <asm/hardware.h>
  24 #include <asm/mach-types.h>
  25 #include <asm/mach/arch.h>
  26 #include <asm/mach/map.h>
  27
  28 #include <asm/arch/gpio.h>
  29 #include <asm/arch/board.h>
  30 #include <asm/arch/hsmmc.h>
  31 #include <asm/arch/usb-musb.h>
  32 #include <asm/arch/usb-ehci.h>
  33 #include <asm/arch/common.h>
  34
  35 static struct omap_uart_config omap3_evm_uart_config __initdata = {
  36         .enabled_uarts  = ((1 << 0) | (1 << 1) | (1 << 2)),
  37 };
  38
  39 static int __init omap3_evm_i2c_init(void)
  40 {
  41         omap_register_i2c_bus(1, 2600, NULL, 0);
  42         omap_register_i2c_bus(2, 400, NULL, 0);
  43         omap_register_i2c_bus(3, 400, NULL, 0);
  44         return 0;
  45 }
  46
  47 static struct omap_mmc_config omap3_evm_mmc_config __initdata = {
  48         .mmc [0] = {
  49                 .enabled        = 1,
  50                 .wire4          = 1,
  51         },
  52 };
  53
  54 static struct platform_device omap3_evm_lcd_device = {
  55         .name           = "omap3evm_lcd",
  56         .id             = -1,
  57 };
  58
  59 static struct omap_lcd_config omap3_evm_lcd_config __initdata = {
  60         .ctrl_name      = "internal",
  61 };
  62
  63 static struct platform_device omap3_evm_twl4030rtc_device = {
  64         .name           = "twl4030_rtc",
  65         .id             = -1,
  66 };
  67
  68 static void __init omap3_evm_init_irq(void)
  69 {
  70         omap2_init_common_hw();
  71         omap_init_irq();
  72         omap_gpio_init();
  73 }
  74
  75 static struct omap_board_config_kernel omap3_evm_config[] __initdata = {
  76         { OMAP_TAG_UART,        &omap3_evm_uart_config },
  77         { OMAP_TAG_MMC,         &omap3_evm_mmc_config },
  78         { OMAP_TAG_LCD,         &omap3_evm_lcd_config },
  79 };
  80
  81 static struct platform_device *omap3_evm_devices[] __initdata = {
  82         &omap3_evm_lcd_device,
  83 #ifdef CONFIG_RTC_DRV_TWL4030
  84         &omap3_evm_twl4030rtc_device,
  85 #endif
  86 };
  87
  88 static void __init omap3_evm_init(void)
  89 {
  90         platform_add_devices(omap3_evm_devices, ARRAY_SIZE(omap3_evm_devices));
  91         omap_board_config = omap3_evm_config;
  92         omap_board_config_size = ARRAY_SIZE(omap3_evm_config);
  93         omap_serial_init();
  94         hsmmc_init();
  95         usb_musb_init();
  96         usb_ehci_init();
  97         omap3evm_flash_init();
  98 }
  99
 100 arch_initcall(omap3_evm_i2c_init);
 101
 102 static void __init omap3_evm_map_io(void)
 103 {
 104         omap2_set_globals_343x();
 105         omap2_map_common_io();
 106 }
 107
 108 MACHINE_START(OMAP3EVM, "OMAP3 EVM")
 109         /* Maintainer: Syed Mohammed Khasim - Texas Instruments */
 110         .phys_io        = 0x48000000,
 111         .io_pg_offst    = ((0xd8000000) >> 18) & 0xfffc,
 112         .boot_params    = 0x80000100,
 113         .map_io         = omap3_evm_map_io,
 114         .init_irq       = omap3_evm_init_irq,
 115         .init_machine   = omap3_evm_init,
 116         .timer          = &omap_timer,
 117 MACHINE_END