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Linux/arch/arm/mach-s3c64xx/mach-smartq5.c

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  1 /*
  2  * linux/arch/arm/mach-s3c64xx/mach-smartq5.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 
 37 static struct gpio_led smartq5_leds[] = {
 38         {
 39                 .name                   = "smartq5:green",
 40                 .active_low             = 1,
 41                 .gpio                   = S3C64XX_GPN(8),
 42         },
 43         {
 44                 .name                   = "smartq5:red",
 45                 .active_low             = 1,
 46                 .gpio                   = S3C64XX_GPN(9),
 47         },
 48 };
 49 
 50 static struct gpio_led_platform_data smartq5_led_data = {
 51         .num_leds = ARRAY_SIZE(smartq5_leds),
 52         .leds = smartq5_leds,
 53 };
 54 
 55 static struct platform_device smartq5_leds_device = {
 56         .name                   = "leds-gpio",
 57         .id                     = -1,
 58         .dev.platform_data      = &smartq5_led_data,
 59 };
 60 
 61 /* Labels according to the SmartQ manual */
 62 static struct gpio_keys_button smartq5_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_KPMINUS,
 74                 .desc                   = "Minus",
 75                 .active_low             = 1,
 76                 .debounce_interval      = 5,
 77                 .type                   = EV_KEY,
 78         },
 79         {
 80                 .gpio                   = S3C64XX_GPN(12),
 81                 .code                   = KEY_KPPLUS,
 82                 .desc                   = "Plus",
 83                 .active_low             = 1,
 84                 .debounce_interval      = 5,
 85                 .type                   = EV_KEY,
 86         },
 87         {
 88                 .gpio                   = S3C64XX_GPN(15),
 89                 .code                   = KEY_ENTER,
 90                 .desc                   = "Move",
 91                 .active_low             = 1,
 92                 .debounce_interval      = 5,
 93                 .type                   = EV_KEY,
 94         },
 95 };
 96 
 97 static struct gpio_keys_platform_data smartq5_buttons_data  = {
 98         .buttons        = smartq5_buttons,
 99         .nbuttons       = ARRAY_SIZE(smartq5_buttons),
100 };
101 
102 static struct platform_device smartq5_buttons_device  = {
103         .name           = "gpio-keys",
104         .id             = 0,
105         .num_resources  = 0,
106         .dev            = {
107                 .platform_data  = &smartq5_buttons_data,
108         }
109 };
110 
111 static struct s3c_fb_pd_win smartq5_fb_win0 = {
112         .max_bpp        = 32,
113         .default_bpp    = 16,
114         .xres           = 800,
115         .yres           = 480,
116 };
117 
118 static struct fb_videomode smartq5_lcd_timing = {
119         .left_margin    = 216,
120         .right_margin   = 40,
121         .upper_margin   = 35,
122         .lower_margin   = 10,
123         .hsync_len      = 1,
124         .vsync_len      = 1,
125         .xres           = 800,
126         .yres           = 480,
127         .refresh        = 80,
128 };
129 
130 static struct s3c_fb_platdata smartq5_lcd_pdata __initdata = {
131         .setup_gpio     = s3c64xx_fb_gpio_setup_24bpp,
132         .vtiming        = &smartq5_lcd_timing,
133         .win[0]         = &smartq5_fb_win0,
134         .vidcon0        = VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
135         .vidcon1        = VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
136                           VIDCON1_INV_VDEN,
137 };
138 
139 static struct platform_device *smartq5_devices[] __initdata = {
140         &smartq5_leds_device,
141         &smartq5_buttons_device,
142 };
143 
144 static void __init smartq5_machine_init(void)
145 {
146         s3c_fb_set_platdata(&smartq5_lcd_pdata);
147 
148         smartq_machine_init();
149 
150         platform_add_devices(smartq5_devices, ARRAY_SIZE(smartq5_devices));
151 }
152 
153 MACHINE_START(SMARTQ5, "SmartQ 5")
154         /* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
155         .atag_offset    = 0x100,
156         .init_irq       = s3c6410_init_irq,
157         .map_io         = smartq_map_io,
158         .init_machine   = smartq5_machine_init,
159         .init_time      = samsung_timer_init,
160         .restart        = s3c64xx_restart,
161 MACHINE_END
162 

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