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
  20 #include <mach/hardware.h>
  21 #include <asm/mach-types.h>
  22 #include <asm/mach/arch.h>
  23 #include <asm/mach/map.h>
  24
  25 #include <plat/mcspi.h>
  26 #include <plat/mux.h>
  27 #include <plat/board.h>
  28 #include <plat/common.h>
  29 #include <plat/dma.h>
  30 #include <plat/gpmc.h>
  31 #include <plat/usb.h>
  32
  33 #include "mux.h"
  34
  35 struct omap_sdrc_params *rx51_get_sdram_timings(void);
  36
  37 static struct omap_lcd_config rx51_lcd_config = {
  38         .ctrl_name      = "internal",
  39 };
  40
  41 static struct omap_fbmem_config rx51_fbmem0_config = {
  42         .size = 752 * 1024,
  43 };
  44
  45 static struct omap_fbmem_config rx51_fbmem1_config = {
  46         .size = 752 * 1024,
  47 };
  48
  49 static struct omap_fbmem_config rx51_fbmem2_config = {
  50         .size = 752 * 1024,
  51 };
  52
  53 static struct omap_board_config_kernel rx51_config[] = {
  54         { OMAP_TAG_FBMEM,       &rx51_fbmem0_config },
  55         { OMAP_TAG_FBMEM,       &rx51_fbmem1_config },
  56         { OMAP_TAG_FBMEM,       &rx51_fbmem2_config },
  57         { OMAP_TAG_LCD,         &rx51_lcd_config },
  58 };
  59
  60 static void __init rx51_init_irq(void)
  61 {
  62         struct omap_sdrc_params *sdrc_params;
  63
  64         omap_board_config = rx51_config;
  65         omap_board_config_size = ARRAY_SIZE(rx51_config);
  66         sdrc_params = rx51_get_sdram_timings();
  67         omap2_init_common_hw(sdrc_params, sdrc_params);
  68         omap_init_irq();
  69         omap_gpio_init();
  70 }
  71
  72 extern void __init rx51_peripherals_init(void);
  73
  74 #ifdef CONFIG_OMAP_MUX
  75 static struct omap_board_mux board_mux[] __initdata = {
  76         { .reg_offset = OMAP_MUX_TERMINATOR },
  77 };
  78 #else
  79 #define board_mux       NULL
  80 #endif
  81
  82 static void __init rx51_init(void)
  83 {
  84         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
  85         omap_serial_init();
  86         usb_musb_init();
  87         rx51_peripherals_init();
  88
  89         /* Ensure SDRC pins are mux'd for self-refresh */
  90         omap_cfg_reg(H16_34XX_SDRC_CKE0);
  91         omap_cfg_reg(H17_34XX_SDRC_CKE1);
  92 }
  93
  94 static void __init rx51_map_io(void)
  95 {
  96         omap2_set_globals_343x();
  97         omap2_map_common_io();
  98 }
  99
 100 MACHINE_START(NOKIA_RX51, "Nokia RX-51 board")
 101         /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */
 102         .phys_io        = 0x48000000,
 103         .io_pg_offst    = ((0xfa000000) >> 18) & 0xfffc,
 104         .boot_params    = 0x80000100,
 105         .map_io         = rx51_map_io,
 106         .init_irq       = rx51_init_irq,
 107         .init_machine   = rx51_init,
 108         .timer          = &omap_timer,
 109 MACHINE_END