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authorChrister Weinigel <christer@weinigel.se>2008-07-07 13:12:43 -0400
committerBen Dooks <ben-linux@fluff.org>2008-07-07 13:13:03 -0400
commit620657500263cca4a4d9845eeaeba47e03447075 (patch)
tree968e867fa8cc52463db089d5ce314efb1b8a9ac8 /arch
parentd088e5fe586287da003341e7bbfdad15e0f432f7 (diff)
[ARM] Acer n30: GPIO buttons support
Add support for the GPIO buttons on the Acer N30. Signed-off-by: Christer Weinigel <christer@weinigel.se> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/mach-s3c2410/mach-n30.c67
1 files changed, 67 insertions, 0 deletions
diff --git a/arch/arm/mach-s3c2410/mach-n30.c b/arch/arm/mach-s3c2410/mach-n30.c
index 8edc0c0eb043..631f3a9e7a60 100644
--- a/arch/arm/mach-s3c2410/mach-n30.c
+++ b/arch/arm/mach-s3c2410/mach-n30.c
@@ -17,7 +17,9 @@
17#include <linux/types.h> 17#include <linux/types.h>
18 18
19#include <linux/delay.h> 19#include <linux/delay.h>
20#include <linux/gpio_keys.h>
20#include <linux/init.h> 21#include <linux/init.h>
22#include <linux/input.h>
21#include <linux/interrupt.h> 23#include <linux/interrupt.h>
22#include <linux/platform_device.h> 24#include <linux/platform_device.h>
23#include <linux/serial_core.h> 25#include <linux/serial_core.h>
@@ -98,6 +100,70 @@ static struct s3c2410_udc_mach_info n30_udc_cfg __initdata = {
98 .vbus_pin_inverted = 0, 100 .vbus_pin_inverted = 0,
99}; 101};
100 102
103static struct gpio_keys_button n30_buttons[] = {
104 {
105 .gpio = S3C2410_GPF0,
106 .code = KEY_POWER,
107 .desc = "Power",
108 .active_low = 0,
109 },
110 {
111 .gpio = S3C2410_GPG9,
112 .code = KEY_UP,
113 .desc = "Thumbwheel Up",
114 .active_low = 0,
115 },
116 {
117 .gpio = S3C2410_GPG8,
118 .code = KEY_DOWN,
119 .desc = "Thumbwheel Down",
120 .active_low = 0,
121 },
122 {
123 .gpio = S3C2410_GPG7,
124 .code = KEY_ENTER,
125 .desc = "Thumbwheel Press",
126 .active_low = 0,
127 },
128 {
129 .gpio = S3C2410_GPF7,
130 .code = KEY_HOMEPAGE,
131 .desc = "Home",
132 .active_low = 0,
133 },
134 {
135 .gpio = S3C2410_GPF6,
136 .code = KEY_CALENDAR,
137 .desc = "Calendar",
138 .active_low = 0,
139 },
140 {
141 .gpio = S3C2410_GPF5,
142 .code = KEY_ADDRESSBOOK,
143 .desc = "Contacts",
144 .active_low = 0,
145 },
146 {
147 .gpio = S3C2410_GPF4,
148 .code = KEY_MAIL,
149 .desc = "Mail",
150 .active_low = 0,
151 },
152};
153
154static struct gpio_keys_platform_data n30_button_data = {
155 .buttons = n30_buttons,
156 .nbuttons = ARRAY_SIZE(n30_buttons),
157};
158
159static struct platform_device n30_button_device = {
160 .name = "gpio-keys",
161 .id = -1,
162 .dev = {
163 .platform_data = &n30_button_data,
164 }
165};
166
101static struct platform_device *n30_devices[] __initdata = { 167static struct platform_device *n30_devices[] __initdata = {
102 &s3c_device_lcd, 168 &s3c_device_lcd,
103 &s3c_device_wdt, 169 &s3c_device_wdt,
@@ -105,6 +171,7 @@ static struct platform_device *n30_devices[] __initdata = {
105 &s3c_device_iis, 171 &s3c_device_iis,
106 &s3c_device_usb, 172 &s3c_device_usb,
107 &s3c_device_usbgadget, 173 &s3c_device_usbgadget,
174 &n30_button_device,
108}; 175};
109 176
110static struct s3c2410_platform_i2c n30_i2ccfg = { 177static struct s3c2410_platform_i2c n30_i2ccfg = {