linux/arch/arm/mach-s3c64xx/mach-smartq7.c
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   1/*
   2 * linux/arch/arm/mach-s3c64xx/mach-smartq7.c
   3 *
   4 * Copyright (C) 2010 Maurus Cuelenaere
   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
  12#include <linux/fb.h>
  13#include <linux/gpio.h>
  14#include <linux/gpio_keys.h>
  15#include <linux/init.h>
  16#include <linux/input.h>
  17#include <linux/leds.h>
  18#include <linux/platform_device.h>
  19
  20#include <asm/mach-types.h>
  21#include <asm/mach/arch.h>
  22
  23#include <video/samsung_fimd.h>
  24#include <mach/map.h>
  25#include <mach/regs-gpio.h>
  26#include <mach/gpio-samsung.h>
  27
  28#include <plat/cpu.h>
  29#include <plat/devs.h>
  30#include <plat/fb.h>
  31#include <plat/gpio-cfg.h>
  32#include <plat/samsung-time.h>
  33
  34#include "common.h"
  35#include "mach-smartq.h"
  36
  37static struct gpio_led smartq7_leds[] = {
  38        {
  39                .name                   = "smartq7:red",
  40                .active_low             = 1,
  41                .gpio                   = S3C64XX_GPN(8),
  42        },
  43        {
  44                .name                   = "smartq7:green",
  45                .active_low             = 1,
  46                .gpio                   = S3C64XX_GPN(9),
  47        },
  48};
  49
  50static struct gpio_led_platform_data smartq7_led_data = {
  51        .num_leds = ARRAY_SIZE(smartq7_leds),
  52        .leds = smartq7_leds,
  53};
  54
  55static struct platform_device smartq7_leds_device = {
  56        .name                   = "leds-gpio",
  57        .id                     = -1,
  58        .dev.platform_data      = &smartq7_led_data,
  59};
  60
  61/* Labels according to the SmartQ manual */
  62static struct gpio_keys_button smartq7_buttons[] = {
  63        {
  64                .gpio                   = S3C64XX_GPL(14),
  65                .code                   = KEY_POWER,
  66                .desc                   = "Power",
  67                .active_low             = 1,
  68                .debounce_interval      = 5,
  69                .type                   = EV_KEY,
  70        },
  71        {
  72                .gpio                   = S3C64XX_GPN(2),
  73                .code                   = KEY_FN,
  74                .desc                   = "Function",
  75                .active_low             = 1,
  76                .debounce_interval      = 5,
  77                .type                   = EV_KEY,
  78        },
  79        {
  80                .gpio                   = S3C64XX_GPN(3),
  81                .code                   = KEY_KPMINUS,
  82                .desc                   = "Minus",
  83                .active_low             = 1,
  84                .debounce_interval      = 5,
  85                .type                   = EV_KEY,
  86        },
  87        {
  88                .gpio                   = S3C64XX_GPN(4),
  89                .code                   = KEY_KPPLUS,
  90                .desc                   = "Plus",
  91                .active_low             = 1,
  92                .debounce_interval      = 5,
  93                .type                   = EV_KEY,
  94        },
  95        {
  96                .gpio                   = S3C64XX_GPN(12),
  97                .code                   = KEY_ENTER,
  98                .desc                   = "Enter",
  99                .active_low             = 1,
 100                .debounce_interval      = 5,
 101                .type                   = EV_KEY,
 102        },
 103        {
 104                .gpio                   = S3C64XX_GPN(15),
 105                .code                   = KEY_ESC,
 106                .desc                   = "Cancel",
 107                .active_low             = 1,
 108                .debounce_interval      = 5,
 109                .type                   = EV_KEY,
 110        },
 111};
 112
 113static struct gpio_keys_platform_data smartq7_buttons_data  = {
 114        .buttons        = smartq7_buttons,
 115        .nbuttons       = ARRAY_SIZE(smartq7_buttons),
 116};
 117
 118static struct platform_device smartq7_buttons_device  = {
 119        .name           = "gpio-keys",
 120        .id             = 0,
 121        .num_resources  = 0,
 122        .dev            = {
 123                .platform_data  = &smartq7_buttons_data,
 124        }
 125};
 126
 127static struct s3c_fb_pd_win smartq7_fb_win0 = {
 128        .max_bpp        = 32,
 129        .default_bpp    = 16,
 130        .xres           = 800,
 131        .yres           = 480,
 132};
 133
 134static struct fb_videomode smartq7_lcd_timing = {
 135        .left_margin    = 3,
 136        .right_margin   = 5,
 137        .upper_margin   = 1,
 138        .lower_margin   = 20,
 139        .hsync_len      = 10,
 140        .vsync_len      = 3,
 141        .xres           = 800,
 142        .yres           = 480,
 143        .refresh        = 80,
 144};
 145
 146static struct s3c_fb_platdata smartq7_lcd_pdata __initdata = {
 147        .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
 148        .vtiming        = &smartq7_lcd_timing,
 149        .win[0]         = &smartq7_fb_win0,
 150        .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 151        .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
 152                          VIDCON1_INV_VCLK,
 153};
 154
 155static struct platform_device *smartq7_devices[] __initdata = {
 156        &smartq7_leds_device,
 157        &smartq7_buttons_device,
 158};
 159
 160static void __init smartq7_machine_init(void)
 161{
 162        s3c_fb_set_platdata(&smartq7_lcd_pdata);
 163
 164        smartq_machine_init();
 165
 166        platform_add_devices(smartq7_devices, ARRAY_SIZE(smartq7_devices));
 167}
 168
 169MACHINE_START(SMARTQ7, "SmartQ 7")
 170        /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
 171        .atag_offset    = 0x100,
 172        .init_irq       = s3c6410_init_irq,
 173        .map_io         = smartq_map_io,
 174        .init_machine   = smartq7_machine_init,
 175        .init_time      = samsung_timer_init,
 176        .restart        = s3c64xx_restart,
 177MACHINE_END
 178