arch/arm/mach-s3c64xx/mach-smartq7.c

   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/irqs.h>
  25 #include <mach/map.h>
  26 #include <mach/regs-gpio.h>
  27 #include <mach/gpio-samsung.h>
  28
  29 #include <plat/cpu.h>
  30 #include <plat/devs.h>
  31 #include <plat/fb.h>
  32 #include <plat/gpio-cfg.h>
  33 #include <plat/samsung-time.h>
  34
  35 #include "common.h"
  36 #include "mach-smartq.h"
  37
  38 static struct gpio_led smartq7_leds[] = {
  39         {
  40                 .name                   = "smartq7:red",
  41                 .active_low             = 1,
  42                 .gpio                   = S3C64XX_GPN(8),
  43         },
  44         {
  45                 .name                   = "smartq7:green",
  46                 .active_low             = 1,
  47                 .gpio                   = S3C64XX_GPN(9),
  48         },
  49 };
  50
  51 static struct gpio_led_platform_data smartq7_led_data = {
  52         .num_leds = ARRAY_SIZE(smartq7_leds),
  53         .leds = smartq7_leds,
  54 };
  55
  56 static struct platform_device smartq7_leds_device = {
  57         .name                   = "leds-gpio",
  58         .id                     = -1,
  59         .dev.platform_data      = &smartq7_led_data,
  60 };
  61
  62 /* Labels according to the SmartQ manual */
  63 static struct gpio_keys_button smartq7_buttons[] = {
  64         {
  65                 .gpio                   = S3C64XX_GPL(14),
  66                 .code                   = KEY_POWER,
  67                 .desc                   = "Power",
  68                 .active_low             = 1,
  69                 .debounce_interval      = 5,
  70                 .type                   = EV_KEY,
  71         },
  72         {
  73                 .gpio                   = S3C64XX_GPN(2),
  74                 .code                   = KEY_FN,
  75                 .desc                   = "Function",
  76                 .active_low             = 1,
  77                 .debounce_interval      = 5,
  78                 .type                   = EV_KEY,
  79         },
  80         {
  81                 .gpio                   = S3C64XX_GPN(3),
  82                 .code                   = KEY_KPMINUS,
  83                 .desc                   = "Minus",
  84                 .active_low             = 1,
  85                 .debounce_interval      = 5,
  86                 .type                   = EV_KEY,
  87         },
  88         {
  89                 .gpio                   = S3C64XX_GPN(4),
  90                 .code                   = KEY_KPPLUS,
  91                 .desc                   = "Plus",
  92                 .active_low             = 1,
  93                 .debounce_interval      = 5,
  94                 .type                   = EV_KEY,
  95         },
  96         {
  97                 .gpio                   = S3C64XX_GPN(12),
  98                 .code                   = KEY_ENTER,
  99                 .desc                   = "Enter",
 100                 .active_low             = 1,
 101                 .debounce_interval      = 5,
 102                 .type                   = EV_KEY,
 103         },
 104         {
 105                 .gpio                   = S3C64XX_GPN(15),
 106                 .code                   = KEY_ESC,
 107                 .desc                   = "Cancel",
 108                 .active_low             = 1,
 109                 .debounce_interval      = 5,
 110                 .type                   = EV_KEY,
 111         },
 112 };
 113
 114 static struct gpio_keys_platform_data smartq7_buttons_data  = {
 115         .buttons        = smartq7_buttons,
 116         .nbuttons       = ARRAY_SIZE(smartq7_buttons),
 117 };
 118
 119 static struct platform_device smartq7_buttons_device  = {
 120         .name           = "gpio-keys",
 121         .id             = 0,
 122         .num_resources  = 0,
 123         .dev            = {
 124                 .platform_data  = &smartq7_buttons_data,
 125         }
 126 };
 127
 128 static struct s3c_fb_pd_win smartq7_fb_win0 = {
 129         .max_bpp        = 32,
 130         .default_bpp    = 16,
 131         .xres           = 800,
 132         .yres           = 480,
 133 };
 134
 135 static struct fb_videomode smartq7_lcd_timing = {
 136         .left_margin    = 3,
 137         .right_margin   = 5,
 138         .upper_margin   = 1,
 139         .lower_margin   = 20,
 140         .hsync_len      = 10,
 141         .vsync_len      = 3,
 142         .xres           = 800,
 143         .yres           = 480,
 144         .refresh        = 80,
 145 };
 146
 147 static struct s3c_fb_platdata smartq7_lcd_pdata __initdata = {
 148         .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
 149         .vtiming        = &smartq7_lcd_timing,
 150         .win[0]         = &smartq7_fb_win0,
 151         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 152         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
 153                           VIDCON1_INV_VCLK,
 154 };
 155
 156 static struct platform_device *smartq7_devices[] __initdata = {
 157         &smartq7_leds_device,
 158         &smartq7_buttons_device,
 159 };
 160
 161 static void __init smartq7_machine_init(void)
 162 {
 163         s3c_fb_set_platdata(&smartq7_lcd_pdata);
 164
 165         smartq_machine_init();
 166
 167         platform_add_devices(smartq7_devices, ARRAY_SIZE(smartq7_devices));
 168 }
 169
 170 MACHINE_START(SMARTQ7, "SmartQ 7")
 171         /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
 172         .atag_offset    = 0x100,
 173         .nr_irqs        = S3C64XX_NR_IRQS,
 174         .init_irq       = s3c6410_init_irq,
 175         .map_io         = smartq_map_io,
 176         .init_machine   = smartq7_machine_init,
 177         .init_time      = samsung_timer_init,
 178         .restart        = s3c64xx_restart,
 179 MACHINE_END