arch/arm/mach-omap2/board-rx51.c

   1 /*
   2  * linux/arch/arm/mach-omap2/board-rx51.c
   3  *
   4  * Copyright (C) 2007, 2008 Nokia
   5  *
   6  * This program is free software; you can redistribute it and/or modify
   7  * it under the terms of the GNU General Public License version 2 as
   8  * published by the Free Software Foundation.
   9  */
  10
  11 #include <linux/kernel.h>
  12 #include <linux/init.h>
  13 #include <linux/platform_device.h>
  14 #include <linux/delay.h>
  15 #include <linux/err.h>
  16 #include <linux/clk.h>
  17 #include <linux/io.h>
  18 #include <linux/gpio.h>
  19 #include <linux/leds.h>
  20
  21 #include <mach/hardware.h>
  22 #include <asm/mach-types.h>
  23 #include <asm/mach/arch.h>
  24 #include <asm/mach/map.h>
  25
  26 #include <plat/mcspi.h>
  27 #include <plat/mux.h>
  28 #include <plat/board.h>
  29 #include <plat/common.h>
  30 #include <plat/dma.h>
  31 #include <plat/gpmc.h>
  32 #include <plat/usb.h>
  33
  34 #include "omap3-opp.h"
  35
  36 #define RX51_GPIO_SLEEP_IND 162
  37
  38 struct omap_sdrc_params *rx51_get_sdram_timings(void);
  39
  40 static struct gpio_led gpio_leds[] = {
  41         {
  42                 .name   = "sleep_ind",
  43                 .gpio   = RX51_GPIO_SLEEP_IND,
  44         },
  45 };
  46
  47 static struct gpio_led_platform_data gpio_led_info = {
  48         .leds           = gpio_leds,
  49         .num_leds       = ARRAY_SIZE(gpio_leds),
  50 };
  51
  52 static struct platform_device leds_gpio = {
  53         .name   = "leds-gpio",
  54         .id     = -1,
  55         .dev    = {
  56                 .platform_data  = &gpio_led_info,
  57         },
  58 };
  59
  60 static struct omap_lcd_config rx51_lcd_config = {
  61         .ctrl_name      = "internal",
  62 };
  63
  64 static struct omap_fbmem_config rx51_fbmem0_config = {
  65         .size = 752 * 1024,
  66 };
  67
  68 static struct omap_fbmem_config rx51_fbmem1_config = {
  69         .size = 752 * 1024,
  70 };
  71
  72 static struct omap_fbmem_config rx51_fbmem2_config = {
  73         .size = 752 * 1024,
  74 };
  75
  76 static struct omap_board_config_kernel rx51_config[] = {
  77         { OMAP_TAG_FBMEM,       &rx51_fbmem0_config },
  78         { OMAP_TAG_FBMEM,       &rx51_fbmem1_config },
  79         { OMAP_TAG_FBMEM,       &rx51_fbmem2_config },
  80         { OMAP_TAG_LCD,         &rx51_lcd_config },
  81 };
  82
  83 static void __init rx51_init_irq(void)
  84 {
  85         omap_board_config = rx51_config;
  86         omap_board_config_size = ARRAY_SIZE(rx51_config);
  87         omap2_init_common_hw(rx51_get_sdram_timings(),
  88                              rx51_get_sdram_timings(), omap3_mpu_rate_table,
  89                              omap3_dsp_rate_table, omap3_l3_rate_table);
  90         omap_init_irq();
  91         omap_gpio_init();
  92 }
  93
  94 extern void __init rx51_peripherals_init(void);
  95
  96 static void __init rx51_init(void)
  97 {
  98         omap_serial_init();
  99         usb_musb_init();
 100         rx51_peripherals_init();
 101
 102         /* Ensure SDRC pins are mux'd for self-refresh */
 103         omap_cfg_reg(H16_34XX_SDRC_CKE0);
 104         omap_cfg_reg(H17_34XX_SDRC_CKE1);
 105
 106         platform_device_register(&leds_gpio);
 107 }
 108
 109 static void __init rx51_map_io(void)
 110 {
 111         omap2_set_globals_343x();
 112         omap2_map_common_io();
 113 }
 114
 115 MACHINE_START(NOKIA_RX51, "Nokia RX-51 board")
 116         /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */
 117         .phys_io        = 0x48000000,
 118         .io_pg_offst    = ((0xfa000000) >> 18) & 0xfffc,
 119         .boot_params    = 0x80000100,
 120         .map_io         = rx51_map_io,
 121         .init_irq       = rx51_init_irq,
 122         .init_machine   = rx51_init,
 123         .timer          = &omap_timer,
 124 MACHINE_END