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

   1 // SPDX-License-Identifier: GPL-2.0
   2 //
   3 // Copyright (C) 2010 Maurus Cuelenaere
   4
   5 #include <linux/fb.h>
   6 #include <linux/gpio.h>
   7 #include <linux/gpio_keys.h>
   8 #include <linux/init.h>
   9 #include <linux/input.h>
  10 #include <linux/leds.h>
  11 #include <linux/platform_device.h>
  12
  13 #include <asm/mach-types.h>
  14 #include <asm/mach/arch.h>
  15
  16 #include <video/samsung_fimd.h>
  17 #include <mach/irqs.h>
  18 #include <mach/map.h>
  19 #include <mach/regs-gpio.h>
  20 #include <mach/gpio-samsung.h>
  21
  22 #include <plat/cpu.h>
  23 #include <plat/devs.h>
  24 #include <plat/fb.h>
  25 #include <plat/gpio-cfg.h>
  26 #include <plat/samsung-time.h>
  27
  28 #include "common.h"
  29 #include "mach-smartq.h"
  30
  31 static struct gpio_led smartq7_leds[] = {
  32         {
  33                 .name                   = "smartq7:red",
  34                 .active_low             = 1,
  35                 .gpio                   = S3C64XX_GPN(8),
  36         },
  37         {
  38                 .name                   = "smartq7:green",
  39                 .active_low             = 1,
  40                 .gpio                   = S3C64XX_GPN(9),
  41         },
  42 };
  43
  44 static struct gpio_led_platform_data smartq7_led_data = {
  45         .num_leds = ARRAY_SIZE(smartq7_leds),
  46         .leds = smartq7_leds,
  47 };
  48
  49 static struct platform_device smartq7_leds_device = {
  50         .name                   = "leds-gpio",
  51         .id                     = -1,
  52         .dev.platform_data      = &smartq7_led_data,
  53 };
  54
  55 /* Labels according to the SmartQ manual */
  56 static struct gpio_keys_button smartq7_buttons[] = {
  57         {
  58                 .gpio                   = S3C64XX_GPL(14),
  59                 .code                   = KEY_POWER,
  60                 .desc                   = "Power",
  61                 .active_low             = 1,
  62                 .debounce_interval      = 5,
  63                 .type                   = EV_KEY,
  64         },
  65         {
  66                 .gpio                   = S3C64XX_GPN(2),
  67                 .code                   = KEY_FN,
  68                 .desc                   = "Function",
  69                 .active_low             = 1,
  70                 .debounce_interval      = 5,
  71                 .type                   = EV_KEY,
  72         },
  73         {
  74                 .gpio                   = S3C64XX_GPN(3),
  75                 .code                   = KEY_KPMINUS,
  76                 .desc                   = "Minus",
  77                 .active_low             = 1,
  78                 .debounce_interval      = 5,
  79                 .type                   = EV_KEY,
  80         },
  81         {
  82                 .gpio                   = S3C64XX_GPN(4),
  83                 .code                   = KEY_KPPLUS,
  84                 .desc                   = "Plus",
  85                 .active_low             = 1,
  86                 .debounce_interval      = 5,
  87                 .type                   = EV_KEY,
  88         },
  89         {
  90                 .gpio                   = S3C64XX_GPN(12),
  91                 .code                   = KEY_ENTER,
  92                 .desc                   = "Enter",
  93                 .active_low             = 1,
  94                 .debounce_interval      = 5,
  95                 .type                   = EV_KEY,
  96         },
  97         {
  98                 .gpio                   = S3C64XX_GPN(15),
  99                 .code                   = KEY_ESC,
 100                 .desc                   = "Cancel",
 101                 .active_low             = 1,
 102                 .debounce_interval      = 5,
 103                 .type                   = EV_KEY,
 104         },
 105 };
 106
 107 static struct gpio_keys_platform_data smartq7_buttons_data  = {
 108         .buttons        = smartq7_buttons,
 109         .nbuttons       = ARRAY_SIZE(smartq7_buttons),
 110 };
 111
 112 static struct platform_device smartq7_buttons_device  = {
 113         .name           = "gpio-keys",
 114         .id             = 0,
 115         .num_resources  = 0,
 116         .dev            = {
 117                 .platform_data  = &smartq7_buttons_data,
 118         }
 119 };
 120
 121 static struct s3c_fb_pd_win smartq7_fb_win0 = {
 122         .max_bpp        = 32,
 123         .default_bpp    = 16,
 124         .xres           = 800,
 125         .yres           = 480,
 126 };
 127
 128 static struct fb_videomode smartq7_lcd_timing = {
 129         .left_margin    = 3,
 130         .right_margin   = 5,
 131         .upper_margin   = 1,
 132         .lower_margin   = 20,
 133         .hsync_len      = 10,
 134         .vsync_len      = 3,
 135         .xres           = 800,
 136         .yres           = 480,
 137         .refresh        = 80,
 138 };
 139
 140 static struct s3c_fb_platdata smartq7_lcd_pdata __initdata = {
 141         .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
 142         .vtiming        = &smartq7_lcd_timing,
 143         .win[0]         = &smartq7_fb_win0,
 144         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 145         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
 146                           VIDCON1_INV_VCLK,
 147 };
 148
 149 static struct platform_device *smartq7_devices[] __initdata = {
 150         &smartq7_leds_device,
 151         &smartq7_buttons_device,
 152 };
 153
 154 static void __init smartq7_machine_init(void)
 155 {
 156         s3c_fb_set_platdata(&smartq7_lcd_pdata);
 157
 158         smartq_machine_init();
 159
 160         platform_add_devices(smartq7_devices, ARRAY_SIZE(smartq7_devices));
 161 }
 162
 163 MACHINE_START(SMARTQ7, "SmartQ 7")
 164         /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
 165         .atag_offset    = 0x100,
 166         .nr_irqs        = S3C64XX_NR_IRQS,
 167         .init_irq       = s3c6410_init_irq,
 168         .map_io         = smartq_map_io,
 169         .init_machine   = smartq7_machine_init,
 170         .init_time      = samsung_timer_init,
 171         .restart        = s3c64xx_restart,
 172 MACHINE_END