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/board.h>
  27 #include <plat/common.h>
  28 #include <plat/dma.h>
  29 #include <plat/gpmc.h>
  30 #include <plat/usb.h>
  31
  32 #include "mux.h"
  33
  34 struct omap_sdrc_params *rx51_get_sdram_timings(void);
  35
  36 static struct omap_lcd_config rx51_lcd_config = {
  37         .ctrl_name      = "internal",
  38 };
  39
  40 static struct omap_fbmem_config rx51_fbmem0_config = {
  41         .size = 752 * 1024,
  42 };
  43
  44 static struct omap_fbmem_config rx51_fbmem1_config = {
  45         .size = 752 * 1024,
  46 };
  47
  48 static struct omap_fbmem_config rx51_fbmem2_config = {
  49         .size = 752 * 1024,
  50 };
  51
  52 static struct omap_board_config_kernel rx51_config[] = {
  53         { OMAP_TAG_FBMEM,       &rx51_fbmem0_config },
  54         { OMAP_TAG_FBMEM,       &rx51_fbmem1_config },
  55         { OMAP_TAG_FBMEM,       &rx51_fbmem2_config },
  56         { OMAP_TAG_LCD,         &rx51_lcd_config },
  57 };
  58
  59 static void __init rx51_init_irq(void)
  60 {
  61         struct omap_sdrc_params *sdrc_params;
  62
  63         omap_board_config = rx51_config;
  64         omap_board_config_size = ARRAY_SIZE(rx51_config);
  65         sdrc_params = rx51_get_sdram_timings();
  66         omap2_init_common_hw(sdrc_params, sdrc_params);
  67         omap_init_irq();
  68         omap_gpio_init();
  69 }
  70
  71 extern void __init rx51_peripherals_init(void);
  72
  73 #ifdef CONFIG_OMAP_MUX
  74 static struct omap_board_mux board_mux[] __initdata = {
  75         { .reg_offset = OMAP_MUX_TERMINATOR },
  76 };
  77 #else
  78 #define board_mux       NULL
  79 #endif
  80
  81 static void __init rx51_init(void)
  82 {
  83         omap3_mux_init(board_mux, OMAP_PACKAGE_CBB);
  84         omap_serial_init();
  85         usb_musb_init();
  86         rx51_peripherals_init();
  87
  88         /* Ensure SDRC pins are mux'd for self-refresh */
  89         omap_mux_init_signal("sdrc_cke0", OMAP_PIN_OUTPUT);
  90         omap_mux_init_signal("sdrc_cke1", OMAP_PIN_OUTPUT);
  91 }
  92
  93 static void __init rx51_map_io(void)
  94 {
  95         omap2_set_globals_343x();
  96         omap34xx_map_common_io();
  97 }
  98
  99 MACHINE_START(NOKIA_RX51, "Nokia RX-51 board")
 100         /* Maintainer: Lauri Leukkunen <lauri.leukkunen@nokia.com> */
 101         .phys_io        = 0x48000000,
 102         .io_pg_offst    = ((0xfa000000) >> 18) & 0xfffc,
 103         .boot_params    = 0x80000100,
 104         .map_io         = rx51_map_io,
 105         .init_irq       = rx51_init_irq,
 106         .init_machine   = rx51_init,
 107         .timer          = &omap_timer,
 108 MACHINE_END