kernel/arch/arm/mach-ep93xx/simone.c

   1 /*
   2  * arch/arm/mach-ep93xx/simone.c
   3  * Simplemachines Sim.One support.
   4  *
   5  * Copyright (C) 2010 Ryan Mallon
   6  *
   7  * Based on the 2.6.24.7 support:
   8  *   Copyright (C) 2009 Simplemachines
   9  *   MMC support by Peter Ivanov <ivanovp@gmail.com>, 2007
  10  *
  11  * This program is free software; you can redistribute it and/or modify
  12  * it under the terms of the GNU General Public License as published by
  13  * the Free Software Foundation; either version 2 of the License, or (at
  14  * your option) any later version.
  15  *
  16  */
  17
  18 #include <linux/kernel.h>
  19 #include <linux/init.h>
  20 #include <linux/platform_device.h>
  21 #include <linux/i2c.h>
  22 #include <linux/i2c-gpio.h>
  23
  24 #include <mach/hardware.h>
  25 #include <linux/platform_data/video-ep93xx.h>
  26 #include <mach/gpio-ep93xx.h>
  27
  28 #include <asm/mach-types.h>
  29 #include <asm/mach/arch.h>
  30
  31 #include "soc.h"
  32
  33 static struct ep93xx_eth_data __initdata simone_eth_data = {
  34         .phy_id         = 1,
  35 };
  36
  37 static struct ep93xxfb_mach_info __initdata simone_fb_info = {
  38         .num_modes      = EP93XXFB_USE_MODEDB,
  39         .bpp            = 16,
  40         .flags          = EP93XXFB_USE_SDCSN0 | EP93XXFB_PCLK_FALLING,
  41 };
  42
  43 static struct i2c_gpio_platform_data __initdata simone_i2c_gpio_data = {
  44         .sda_pin                = EP93XX_GPIO_LINE_EEDAT,
  45         .sda_is_open_drain      = 0,
  46         .scl_pin                = EP93XX_GPIO_LINE_EECLK,
  47         .scl_is_open_drain      = 0,
  48         .udelay                 = 0,
  49         .timeout                = 0,
  50 };
  51
  52 static struct i2c_board_info __initdata simone_i2c_board_info[] = {
  53         {
  54                 I2C_BOARD_INFO("ds1337", 0x68),
  55         },
  56 };
  57
  58 static struct platform_device simone_audio_device = {
  59         .name           = "simone-audio",
  60         .id             = -1,
  61 };
  62
  63 static void __init simone_register_audio(void)
  64 {
  65         ep93xx_register_ac97();
  66         platform_device_register(&simone_audio_device);
  67 }
  68
  69 static void __init simone_init_machine(void)
  70 {
  71         ep93xx_init_devices();
  72         ep93xx_register_flash(2, EP93XX_CS6_PHYS_BASE, SZ_8M);
  73         ep93xx_register_eth(&simone_eth_data, 1);
  74         ep93xx_register_fb(&simone_fb_info);
  75         ep93xx_register_i2c(&simone_i2c_gpio_data, simone_i2c_board_info,
  76                             ARRAY_SIZE(simone_i2c_board_info));
  77         simone_register_audio();
  78 }
  79
  80 MACHINE_START(SIM_ONE, "Simplemachines Sim.One Board")
  81         /* Maintainer: Ryan Mallon */
  82         .atag_offset    = 0x100,
  83         .map_io         = ep93xx_map_io,
  84         .init_irq       = ep93xx_init_irq,
  85         .init_time      = ep93xx_timer_init,
  86         .init_machine   = simone_init_machine,
  87         .init_late      = ep93xx_init_late,
  88         .restart        = ep93xx_restart,
  89 MACHINE_END