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
  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/usb-musb.h>
  31 #include <asm/arch/usb-ehci.h>
  32 #include <asm/arch/hsmmc.h>
  33 #include <asm/arch/common.h>
  34
  35 static struct omap_uart_config omap3_beagle_uart_config __initdata = {
  36         .enabled_uarts  = ((1 << 0) | (1 << 1) | (1 << 2)),
  37 };
  38
  39 static int __init omap3_beagle_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 void __init omap3_beagle_init_irq(void)
  48 {
  49         omap2_init_common_hw();
  50         omap_init_irq();
  51         omap_gpio_init();
  52 }
  53
  54 static struct omap_mmc_config omap3beagle_mmc_config __initdata = {
  55         .mmc [0] = {
  56                 .enabled        = 1,
  57                 .wire4          = 1,
  58         },
  59 };
  60
  61 static struct platform_device omap3_beagle_twl4030rtc_device = {
  62         .name           = "twl4030_rtc",
  63         .id             = -1,
  64 };
  65
  66 static struct omap_board_config_kernel omap3_beagle_config[] __initdata = {
  67         { OMAP_TAG_UART,        &omap3_beagle_uart_config },
  68         { OMAP_TAG_MMC,         &omap3beagle_mmc_config },
  69 };
  70
  71 static struct platform_device *omap3_beagle_devices[] __initdata = {
  72 #ifdef CONFIG_RTC_DRV_TWL4030
  73         &omap3_beagle_twl4030rtc_device,
  74 #endif
  75 };
  76
  77 static void __init omap3_beagle_init(void)
  78 {
  79         platform_add_devices(omap3_beagle_devices, ARRAY_SIZE(omap3_beagle_devices));
  80         omap_board_config = omap3_beagle_config;
  81         omap_board_config_size = ARRAY_SIZE(omap3_beagle_config);
  82         omap_serial_init();
  83         hsmmc_init();
  84         usb_musb_init();
  85         usb_ehci_init();
  86 }
  87
  88 arch_initcall(omap3_beagle_i2c_init);
  89
  90 static void __init omap3_beagle_map_io(void)
  91 {
  92         omap2_set_globals_343x();
  93         omap2_map_common_io();
  94 }
  95
  96 MACHINE_START(OMAP3_BEAGLE, "OMAP3 Beagle Board")
  97         /* Maintainer: Syed Mohammed Khasim - http://beagleboard.org */
  98         .phys_io        = 0x48000000,
  99         .io_pg_offst    = ((0xd8000000) >> 18) & 0xfffc,
 100         .boot_params    = 0x80000100,
 101         .map_io         = omap3_beagle_map_io,
 102         .init_irq       = omap3_beagle_init_irq,
 103         .init_machine   = omap3_beagle_init,
 104         .timer          = &omap_timer,
 105 MACHINE_END