diff options
Diffstat (limited to 'recipes/linux/linux-2.6.36/ts72xx/0024-ts72xx-add-GPIO-keys.patch')
| -rw-r--r-- | recipes/linux/linux-2.6.36/ts72xx/0024-ts72xx-add-GPIO-keys.patch | 100 |
1 files changed, 100 insertions, 0 deletions
diff --git a/recipes/linux/linux-2.6.36/ts72xx/0024-ts72xx-add-GPIO-keys.patch b/recipes/linux/linux-2.6.36/ts72xx/0024-ts72xx-add-GPIO-keys.patch new file mode 100644 index 0000000000..dc345fa6eb --- /dev/null +++ b/recipes/linux/linux-2.6.36/ts72xx/0024-ts72xx-add-GPIO-keys.patch @@ -0,0 +1,100 @@ +From f483d4e7564786a26343900277ee9ebd2405217e Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Petr=20=C5=A0tetiar?= <ynezz@true.cz> +Date: Sun, 7 Nov 2010 18:34:39 +0100 +Subject: [PATCH 24/24] ts72xx: add GPIO keys +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +Signed-off-by: Petr Štetiar <ynezz@true.cz> +--- + arch/arm/mach-ep93xx/Kconfig | 6 ++++++ + arch/arm/mach-ep93xx/ts72xx.c | 36 ++++++++++++++++++++++++++++++++++++ + 2 files changed, 42 insertions(+), 0 deletions(-) + +diff --git a/arch/arm/mach-ep93xx/Kconfig b/arch/arm/mach-ep93xx/Kconfig +index 2bfb01e..185c5a9 100644 +--- a/arch/arm/mach-ep93xx/Kconfig ++++ b/arch/arm/mach-ep93xx/Kconfig +@@ -219,6 +219,12 @@ config MACH_TS72XX_SBCINFO + Say 'Y' to add a procfs entry containing some information + related to Technologic Systems TS-72xx SBC. + ++config MACH_TS72XX_GPIO_KEYS ++ bool "Enable GPIO keys" ++ depends on MACH_TS72XX ++ help ++ Say 'Y' here to enable GPIO keys on DIO connector. ++ Current config is KEY_UP for DIO_1 and KEY_DOWN for DIO_2. + endmenu + + endif +diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c +index 0c07bd8..f7b82dd 100644 +--- a/arch/arm/mach-ep93xx/ts72xx.c ++++ b/arch/arm/mach-ep93xx/ts72xx.c +@@ -21,11 +21,13 @@ + #include <linux/mtd/partitions.h> + #include <linux/mtd/physmap.h> + #include <linux/gpio.h> ++#include <linux/gpio_keys.h> + #include <linux/i2c.h> + #include <linux/i2c-gpio.h> + #include <linux/mtd/nand.h> + #include <linux/mtd/partitions.h> + #include <linux/spi/spi.h> ++#include <linux/input.h> + + #include <mach/ep93xx_spi.h> + #include <mach/hardware.h> +@@ -437,6 +439,36 @@ static struct ep93xx_spi_info ts72xx_spi_info = { + }; + #endif + ++#if defined(CONFIG_MACH_TS72XX_GPIO_KEYS) ++#define INIT_KEY(_code, _gpio, _desc) \ ++ { \ ++ .code = KEY_##_code, \ ++ .gpio = _gpio, \ ++ .desc = _desc, \ ++ .wakeup = 1, \ ++ .active_low = 1, \ ++ .type = EV_KEY, \ ++ } ++ ++static struct gpio_keys_button ts72xx_button_table[] = { ++ INIT_KEY(UP, EP93XX_GPIO_LINE_EGPIO11, "Up button - DIO_2"), ++ INIT_KEY(DOWN, EP93XX_GPIO_LINE_EGPIO12, "Down button - DIO_3"), ++}; ++ ++static struct gpio_keys_platform_data gpio_keys_data = { ++ .buttons = ts72xx_button_table, ++ .nbuttons = ARRAY_SIZE(ts72xx_button_table), ++}; ++ ++static struct platform_device ts72xx_gpio_keys = { ++ .name = "gpio-keys", ++ .dev = { ++ .platform_data = &gpio_keys_data, ++ }, ++ .id = -1, ++}; ++#endif ++ + static void __init ts72xx_init_machine(void) + { + ep93xx_init_devices(); +@@ -445,6 +477,10 @@ static void __init ts72xx_init_machine(void) + platform_device_register(&ts72xx_rtc_device); + platform_device_register(&ts72xx_wdt_device); + ++#if defined(CONFIG_MACH_TS72XX_GPIO_KEYS) ++ platform_device_register(&ts72xx_gpio_keys); ++#endif ++ + ep93xx_register_eth(&ts72xx_eth_data, 1); + ep93xx_register_i2c(&ts72xx_i2c_gpio_data, + ts72xx_i2c_board_info, +-- +1.7.0.4 + |