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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/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 smartq7_leds[] = {
38 	{
39 		.name			= "smartq7:red",
40 		.active_low		= 1,
41 		.gpio			= S3C64XX_GPN(8),
42 	},
43 	{
44 		.name			= "smartq7:green",
45 		.active_low		= 1,
46 		.gpio			= S3C64XX_GPN(9),
47 	},
48 };
49 
50 static struct gpio_led_platform_data smartq7_led_data = {
51 	.num_leds = ARRAY_SIZE(smartq7_leds),
52 	.leds = smartq7_leds,
53 };
54 
55 static struct platform_device smartq7_leds_device = {
56 	.name			= "leds-gpio",
57 	.id			= -1,
58 	.dev.platform_data	= &smartq7_led_data,
59 };
60 
61 /* Labels according to the SmartQ manual */
62 static struct gpio_keys_button smartq7_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_FN,
74 		.desc			= "Function",
75 		.active_low		= 1,
76 		.debounce_interval	= 5,
77 		.type                   = EV_KEY,
78 	},
79 	{
80 		.gpio			= S3C64XX_GPN(3),
81 		.code			= KEY_KPMINUS,
82 		.desc			= "Minus",
83 		.active_low		= 1,
84 		.debounce_interval	= 5,
85 		.type                   = EV_KEY,
86 	},
87 	{
88 		.gpio			= S3C64XX_GPN(4),
89 		.code			= KEY_KPPLUS,
90 		.desc			= "Plus",
91 		.active_low		= 1,
92 		.debounce_interval	= 5,
93 		.type                   = EV_KEY,
94 	},
95 	{
96 		.gpio			= S3C64XX_GPN(12),
97 		.code			= KEY_ENTER,
98 		.desc			= "Enter",
99 		.active_low		= 1,
100 		.debounce_interval	= 5,
101 		.type                   = EV_KEY,
102 	},
103 	{
104 		.gpio			= S3C64XX_GPN(15),
105 		.code			= KEY_ESC,
106 		.desc			= "Cancel",
107 		.active_low		= 1,
108 		.debounce_interval	= 5,
109 		.type                   = EV_KEY,
110 	},
111 };
112 
113 static struct gpio_keys_platform_data smartq7_buttons_data  = {
114 	.buttons	= smartq7_buttons,
115 	.nbuttons	= ARRAY_SIZE(smartq7_buttons),
116 };
117 
118 static struct platform_device smartq7_buttons_device  = {
119 	.name		= "gpio-keys",
120 	.id		= 0,
121 	.num_resources	= 0,
122 	.dev		= {
123 		.platform_data	= &smartq7_buttons_data,
124 	}
125 };
126 
127 static struct s3c_fb_pd_win smartq7_fb_win0 = {
128 	.max_bpp	= 32,
129 	.default_bpp	= 16,
130 	.xres		= 800,
131 	.yres		= 480,
132 };
133 
134 static struct fb_videomode smartq7_lcd_timing = {
135 	.left_margin	= 3,
136 	.right_margin	= 5,
137 	.upper_margin	= 1,
138 	.lower_margin	= 20,
139 	.hsync_len	= 10,
140 	.vsync_len	= 3,
141 	.xres		= 800,
142 	.yres		= 480,
143 	.refresh	= 80,
144 };
145 
146 static struct s3c_fb_platdata smartq7_lcd_pdata __initdata = {
147 	.setup_gpio	= s3c64xx_fb_gpio_setup_24bpp,
148 	.vtiming	= &smartq7_lcd_timing,
149 	.win[0]		= &smartq7_fb_win0,
150 	.vidcon0	= VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
151 	.vidcon1	= VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
152 			  VIDCON1_INV_VCLK,
153 };
154 
155 static struct platform_device *smartq7_devices[] __initdata = {
156 	&smartq7_leds_device,
157 	&smartq7_buttons_device,
158 };
159 
smartq7_machine_init(void)160 static void __init smartq7_machine_init(void)
161 {
162 	s3c_fb_set_platdata(&smartq7_lcd_pdata);
163 
164 	smartq_machine_init();
165 
166 	platform_add_devices(smartq7_devices, ARRAY_SIZE(smartq7_devices));
167 }
168 
169 MACHINE_START(SMARTQ7, "SmartQ 7")
170 	/* Maintainer: Maurus Cuelenaere <mcuelenaere AT gmail DOT com> */
171 	.atag_offset	= 0x100,
172 	.init_irq	= s3c6410_init_irq,
173 	.map_io		= smartq_map_io,
174 	.init_machine	= smartq7_machine_init,
175 	.init_time	= samsung_timer_init,
176 	.restart	= s3c64xx_restart,
177 MACHINE_END
178