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/hardware/vic.h>
  29 #include <asm/mach-types.h>
  30 #include <asm/mach/arch.h>
  31
  32 #include "soc.h"
  33
  34 static struct ep93xx_eth_data __initdata simone_eth_data = {
  35         .phy_id         = 1,
  36 };
  37
  38 static struct ep93xxfb_mach_info __initdata simone_fb_info = {
  39         .num_modes      = EP93XXFB_USE_MODEDB,
  40         .bpp            = 16,
  41         .flags          = EP93XXFB_USE_SDCSN0 | EP93XXFB_PCLK_FALLING,
  42 };
  43
  44 static struct i2c_gpio_platform_data __initdata simone_i2c_gpio_data = {
  45         .sda_pin                = EP93XX_GPIO_LINE_EEDAT,
  46         .sda_is_open_drain      = 0,
  47         .scl_pin                = EP93XX_GPIO_LINE_EECLK,
  48         .scl_is_open_drain      = 0,
  49         .udelay                 = 0,
  50         .timeout                = 0,
  51 };
  52
  53 static struct i2c_board_info __initdata simone_i2c_board_info[] = {
  54         {
  55                 I2C_BOARD_INFO("ds1337", 0x68),
  56         },
  57 };
  58
  59 static struct platform_device simone_audio_device = {
  60         .name           = "simone-audio",
  61         .id             = -1,
  62 };
  63
  64 static void __init simone_register_audio(void)
  65 {
  66         ep93xx_register_ac97();
  67         platform_device_register(&simone_audio_device);
  68 }
  69
  70 static void __init simone_init_machine(void)
  71 {
  72         ep93xx_init_devices();
  73         ep93xx_register_flash(2, EP93XX_CS6_PHYS_BASE, SZ_8M);
  74         ep93xx_register_eth(&simone_eth_data, 1);
  75         ep93xx_register_fb(&simone_fb_info);
  76         ep93xx_register_i2c(&simone_i2c_gpio_data, simone_i2c_board_info,
  77                             ARRAY_SIZE(simone_i2c_board_info));
  78         simone_register_audio();
  79 }
  80
  81 MACHINE_START(SIM_ONE, "Simplemachines Sim.One Board")
  82         /* Maintainer: Ryan Mallon */
  83         .atag_offset    = 0x100,
  84         .map_io         = ep93xx_map_io,
  85         .init_irq       = ep93xx_init_irq,
  86         .handle_irq     = vic_handle_irq,
  87         .timer          = &ep93xx_timer,
  88         .init_machine   = simone_init_machine,
  89         .init_late      = ep93xx_init_late,
  90         .restart        = ep93xx_restart,
  91 MACHINE_END