arch/arm/mach-s3c/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 "irqs.h"
  18 #include "map.h"
  19 #include "regs-gpio.h"
  20 #include "gpio-samsung.h"
  21
  22 #include "cpu.h"
  23 #include "devs.h"
  24 #include "fb.h"
  25 #include "gpio-cfg.h"
  26
  27 #include "s3c64xx.h"
  28 #include "mach-smartq.h"
  29
  30 static struct gpio_led smartq7_leds[] = {
  31         {
  32                 .name                   = "smartq7:red",
  33                 .active_low             = 1,
  34                 .gpio                   = S3C64XX_GPN(8),
  35         },
  36         {
  37                 .name                   = "smartq7:green",
  38                 .active_low             = 1,
  39                 .gpio                   = S3C64XX_GPN(9),
  40         },
  41 };
  42
  43 static struct gpio_led_platform_data smartq7_led_data = {
  44         .num_leds = ARRAY_SIZE(smartq7_leds),
  45         .leds = smartq7_leds,
  46 };
  47
  48 static struct platform_device smartq7_leds_device = {
  49         .name                   = "leds-gpio",
  50         .id                     = -1,
  51         .dev.platform_data      = &smartq7_led_data,
  52 };
  53
  54 /* Labels according to the SmartQ manual */
  55 static struct gpio_keys_button smartq7_buttons[] = {
  56         {
  57                 .gpio                   = S3C64XX_GPL(14),
  58                 .code                   = KEY_POWER,
  59                 .desc                   = "Power",
  60                 .active_low             = 1,
  61                 .debounce_interval      = 5,
  62                 .type                   = EV_KEY,
  63         },
  64         {
  65                 .gpio                   = S3C64XX_GPN(2),
  66                 .code                   = KEY_FN,
  67                 .desc                   = "Function",
  68                 .active_low             = 1,
  69                 .debounce_interval      = 5,
  70                 .type                   = EV_KEY,
  71         },
  72         {
  73                 .gpio                   = S3C64XX_GPN(3),
  74                 .code                   = KEY_KPMINUS,
  75                 .desc                   = "Minus",
  76                 .active_low             = 1,
  77                 .debounce_interval      = 5,
  78                 .type                   = EV_KEY,
  79         },
  80         {
  81                 .gpio                   = S3C64XX_GPN(4),
  82                 .code                   = KEY_KPPLUS,
  83                 .desc                   = "Plus",
  84                 .active_low             = 1,
  85                 .debounce_interval      = 5,
  86                 .type                   = EV_KEY,
  87         },
  88         {
  89                 .gpio                   = S3C64XX_GPN(12),
  90                 .code                   = KEY_ENTER,
  91                 .desc                   = "Enter",
  92                 .active_low             = 1,
  93                 .debounce_interval      = 5,
  94                 .type                   = EV_KEY,
  95         },
  96         {
  97                 .gpio                   = S3C64XX_GPN(15),
  98                 .code                   = KEY_ESC,
  99                 .desc                   = "Cancel",
 100                 .active_low             = 1,
 101                 .debounce_interval      = 5,
 102                 .type                   = EV_KEY,
 103         },
 104 };
 105
 106 static struct gpio_keys_platform_data smartq7_buttons_data  = {
 107         .buttons        = smartq7_buttons,
 108         .nbuttons       = ARRAY_SIZE(smartq7_buttons),
 109 };
 110
 111 static struct platform_device smartq7_buttons_device  = {
 112         .name           = "gpio-keys",
 113         .id             = 0,
 114         .num_resources  = 0,
 115         .dev            = {
 116                 .platform_data  = &smartq7_buttons_data,
 117         }
 118 };
 119
 120 static struct s3c_fb_pd_win smartq7_fb_win0 = {
 121         .max_bpp        = 32,
 122         .default_bpp    = 16,
 123         .xres           = 800,
 124         .yres           = 480,
 125 };
 126
 127 static struct fb_videomode smartq7_lcd_timing = {
 128         .left_margin    = 3,
 129         .right_margin   = 5,
 130         .upper_margin   = 1,
 131         .lower_margin   = 20,
 132         .hsync_len      = 10,
 133         .vsync_len      = 3,
 134         .xres           = 800,
 135         .yres           = 480,
 136         .refresh        = 80,
 137 };
 138
 139 static struct s3c_fb_platdata smartq7_lcd_pdata __initdata = {
 140         .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
 141         .vtiming        = &smartq7_lcd_timing,
 142         .win[0]         = &smartq7_fb_win0,
 143         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
 144         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
 145                           VIDCON1_INV_VCLK,
 146 };
 147
 148 static struct platform_device *smartq7_devices[] __initdata = {
 149         &smartq7_leds_device,
 150         &smartq7_buttons_device,
 151 };
 152
 153 static void __init smartq7_machine_init(void)
 154 {
 155         s3c_fb_set_platdata(&smartq7_lcd_pdata);
 156
 157         smartq_machine_init();
 158
 159         platform_add_devices(smartq7_devices, ARRAY_SIZE(smartq7_devices));
 160 }
 161
 162 MACHINE_START(SMARTQ7, "SmartQ 7")
 163         /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
 164         .atag_offset    = 0x100,
 165         .nr_irqs        = S3C64XX_NR_IRQS,
 166         .init_irq       = s3c6410_init_irq,
 167         .map_io         = smartq_map_io,
 168         .init_machine   = smartq7_machine_init,
 169         .init_time      = s3c64xx_timer_init,
 170 MACHINE_END