linux/arch/arm/mach-s3c/mach-smartq7.c
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   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 "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
  30static 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
  43static struct gpio_led_platform_data smartq7_led_data = {
  44        .num_leds = ARRAY_SIZE(smartq7_leds),
  45        .leds = smartq7_leds,
  46};
  47
  48static 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 */
  55static 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
 106static struct gpio_keys_platform_data smartq7_buttons_data  = {
 107        .buttons        = smartq7_buttons,
 108        .nbuttons       = ARRAY_SIZE(smartq7_buttons),
 109};
 110
 111static 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
 120static struct s3c_fb_pd_win smartq7_fb_win0 = {
 121        .max_bpp        = 32,
 122        .default_bpp    = 16,
 123        .xres           = 800,
 124        .yres           = 480,
 125};
 126
 127static 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
 139static 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
 148static struct platform_device *smartq7_devices[] __initdata = {
 149        &smartq7_leds_device,
 150        &smartq7_buttons_device,
 151};
 152
 153static 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
 162MACHINE_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,
 170MACHINE_END
 171