arch/arm/mach-omap2/board-omap3beagle.c

   1 /*
   2  * linux/arch/arm/mach-omap2/board-omap3beagle.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 #include <linux/leds.h>
  23
  24 #include <asm/hardware.h>
  25 #include <asm/mach-types.h>
  26 #include <asm/mach/arch.h>
  27 #include <asm/mach/map.h>
  28
  29 #include <asm/arch/gpio.h>
  30 #include <asm/arch/board.h>
  31 #include <asm/arch/usb-musb.h>
  32 #include <asm/arch/usb-ehci.h>
  33 #include <asm/arch/hsmmc.h>
  34 #include <asm/arch/common.h>
  35
  36 static struct omap_uart_config omap3_beagle_uart_config __initdata = {
  37         .enabled_uarts  = ((1 << 0) | (1 << 1) | (1 << 2)),
  38 };
  39
  40 static int __init omap3_beagle_i2c_init(void)
  41 {
  42         omap_register_i2c_bus(1, 2600, NULL, 0);
  43         omap_register_i2c_bus(2, 400, NULL, 0);
  44         omap_register_i2c_bus(3, 400, NULL, 0);
  45         return 0;
  46 }
  47
  48 static void __init omap3_beagle_init_irq(void)
  49 {
  50         omap2_init_common_hw();
  51         omap_init_irq();
  52         omap_gpio_init();
  53 }
  54
  55 static struct omap_mmc_config omap3beagle_mmc_config __initdata = {
  56         .mmc [0] = {
  57                 .enabled        = 1,
  58                 .wire4          = 1,
  59         },
  60 };
  61
  62 static struct platform_device omap3_beagle_twl4030rtc_device = {
  63         .name           = "twl4030_rtc",
  64         .id             = -1,
  65 };
  66
  67 static struct platform_device omap3_beagle_lcd_device = {
  68         .name           = "omap3beagle_lcd",
  69         .id             = -1,
  70 };
  71
  72 static struct omap_lcd_config omap3_beagle_lcd_config __initdata = {
  73         .ctrl_name      = "internal",
  74 };
  75
  76 struct gpio_led gpio_leds[] = {
  77         {
  78                 .name                   = "beagleboard::led0",
  79                 .default_trigger        = "none",
  80                 .gpio                   = 149,
  81         },
  82         {
  83                 .name                   = "beagleboard::led1",
  84                 .default_trigger        = "none",
  85                 .gpio                   = 150,
  86         },
  87 };
  88
  89 static struct gpio_led_platform_data gpio_led_info = {
  90         .leds           = gpio_leds,
  91         .num_leds       = ARRAY_SIZE(gpio_leds),
  92 };
  93
  94 static struct platform_device leds_gpio = {
  95         .name   = "leds-gpio",
  96         .id     = -1,
  97         .dev    = {
  98                 .platform_data  = &gpio_led_info,
  99         },
 100 };
 101
 102 static struct omap_board_config_kernel omap3_beagle_config[] __initdata = {
 103         { OMAP_TAG_UART,        &omap3_beagle_uart_config },
 104         { OMAP_TAG_MMC,         &omap3beagle_mmc_config },
 105         { OMAP_TAG_LCD,         &omap3_beagle_lcd_config },
 106 };
 107
 108 static struct platform_device *omap3_beagle_devices[] __initdata = {
 109         &omap3_beagle_lcd_device,
 110 #ifdef CONFIG_RTC_DRV_TWL4030
 111         &omap3_beagle_twl4030rtc_device,
 112 #endif
 113         &leds_gpio,
 114 };
 115
 116 static void __init omap3_beagle_init(void)
 117 {
 118         platform_add_devices(omap3_beagle_devices, ARRAY_SIZE(omap3_beagle_devices));
 119         omap_board_config = omap3_beagle_config;
 120         omap_board_config_size = ARRAY_SIZE(omap3_beagle_config);
 121         omap_serial_init();
 122         hsmmc_init();
 123         usb_musb_init();
 124         usb_ehci_init();
 125 }
 126
 127 arch_initcall(omap3_beagle_i2c_init);
 128
 129 static void __init omap3_beagle_map_io(void)
 130 {
 131         omap2_set_globals_343x();
 132         omap2_map_common_io();
 133 }
 134
 135 MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")
 136         /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */
 137         .phys_io        = 0x48000000,
 138         .io_pg_offst    = ((0xd8000000) >> 18) & 0xfffc,
 139         .boot_params    = 0x80000100,
 140         .map_io         = omap3_beagle_map_io,
 141         .init_irq       = omap3_beagle_init_irq,
 142         .init_machine   = omap3_beagle_init,
 143         .timer          = &omap_timer,
 144 MACHINE_END