From 59556765cd30467ff64a391906ad8eb68f886ad3 Mon Sep 17 00:00:00 2001 From: Syed Rafiuddin Date: Mon, 27 Dec 2010 05:51:45 +0000 Subject: [PATCH] OMAP4: keypad: Add the board support -Add the platform changes for the keypad driver -Register keyboard device with hwmod framework. Signed-off-by: Syed Rafiuddin Signed-off-by: Abraham Arce Signed-off-by: Shubhrajyoti D Signed-off-by: Tony Lindgren --- arch/arm/mach-omap2/board-4430sdp.c | 89 +++++++++++++++++++++++++++++ arch/arm/mach-omap2/devices.c | 41 +++++++++++++ 2 files changed, 130 insertions(+) diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c index 12d99e582cd..dcc8b27e303 100644 --- a/arch/arm/mach-omap2/board-4430sdp.c +++ b/arch/arm/mach-omap2/board-4430sdp.c @@ -35,6 +35,7 @@ #include #include #include +#include #include "mux.h" #include "hsmmc.h" @@ -48,6 +49,90 @@ #define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO 184 #define OMAP4_SFH7741_ENABLE_GPIO 188 +static const int sdp4430_keymap[] = { + KEY(0, 0, KEY_E), + KEY(0, 1, KEY_R), + KEY(0, 2, KEY_T), + KEY(0, 3, KEY_HOME), + KEY(0, 4, KEY_F5), + KEY(0, 5, KEY_UNKNOWN), + KEY(0, 6, KEY_I), + KEY(0, 7, KEY_LEFTSHIFT), + + KEY(1, 0, KEY_D), + KEY(1, 1, KEY_F), + KEY(1, 2, KEY_G), + KEY(1, 3, KEY_SEND), + KEY(1, 4, KEY_F6), + KEY(1, 5, KEY_UNKNOWN), + KEY(1, 6, KEY_K), + KEY(1, 7, KEY_ENTER), + + KEY(2, 0, KEY_X), + KEY(2, 1, KEY_C), + KEY(2, 2, KEY_V), + KEY(2, 3, KEY_END), + KEY(2, 4, KEY_F7), + KEY(2, 5, KEY_UNKNOWN), + KEY(2, 6, KEY_DOT), + KEY(2, 7, KEY_CAPSLOCK), + + KEY(3, 0, KEY_Z), + KEY(3, 1, KEY_KPPLUS), + KEY(3, 2, KEY_B), + KEY(3, 3, KEY_F1), + KEY(3, 4, KEY_F8), + KEY(3, 5, KEY_UNKNOWN), + KEY(3, 6, KEY_O), + KEY(3, 7, KEY_SPACE), + + KEY(4, 0, KEY_W), + KEY(4, 1, KEY_Y), + KEY(4, 2, KEY_U), + KEY(4, 3, KEY_F2), + KEY(4, 4, KEY_VOLUMEUP), + KEY(4, 5, KEY_UNKNOWN), + KEY(4, 6, KEY_L), + KEY(4, 7, KEY_LEFT), + + KEY(5, 0, KEY_S), + KEY(5, 1, KEY_H), + KEY(5, 2, KEY_J), + KEY(5, 3, KEY_F3), + KEY(5, 4, KEY_F9), + KEY(5, 5, KEY_VOLUMEDOWN), + KEY(5, 6, KEY_M), + KEY(5, 7, KEY_RIGHT), + + KEY(6, 0, KEY_Q), + KEY(6, 1, KEY_A), + KEY(6, 2, KEY_N), + KEY(6, 3, KEY_BACK), + KEY(6, 4, KEY_BACKSPACE), + KEY(6, 5, KEY_UNKNOWN), + KEY(6, 6, KEY_P), + KEY(6, 7, KEY_UP), + + KEY(7, 0, KEY_PROG1), + KEY(7, 1, KEY_PROG2), + KEY(7, 2, KEY_PROG3), + KEY(7, 3, KEY_PROG4), + KEY(7, 4, KEY_F4), + KEY(7, 5, KEY_UNKNOWN), + KEY(7, 6, KEY_OK), + KEY(7, 7, KEY_DOWN), +}; + +static struct matrix_keymap_data sdp4430_keymap_data = { + .keymap = sdp4430_keymap, + .keymap_size = ARRAY_SIZE(sdp4430_keymap), +}; + +static struct omap4_keypad_platform_data sdp4430_keypad_data = { + .keymap_data = &sdp4430_keymap_data, + .rows = 8, + .cols = 8, +}; static struct gpio_led sdp4430_gpio_leds[] = { { .name = "omap4:green:debug0", @@ -593,6 +678,10 @@ static void __init omap_4430sdp_init(void) spi_register_board_info(sdp4430_spi_board_info, ARRAY_SIZE(sdp4430_spi_board_info)); } + + status = omap4_keyboard_init(&sdp4430_keypad_data); + if (status) + pr_err("Keypad initialization failed: %d\n", status); } static void __init omap_4430sdp_map_io(void) diff --git a/arch/arm/mach-omap2/devices.c b/arch/arm/mach-omap2/devices.c index e0f0ef952bc..8800486f946 100644 --- a/arch/arm/mach-omap2/devices.c +++ b/arch/arm/mach-omap2/devices.c @@ -30,6 +30,7 @@ #include #include #include +#include #include "mux.h" #include "control.h" @@ -141,6 +142,46 @@ static inline void omap_init_camera(void) } #endif +struct omap_device_pm_latency omap_keyboard_latency[] = { + { + .deactivate_func = omap_device_idle_hwmods, + .activate_func = omap_device_enable_hwmods, + .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST, + }, +}; + +int __init omap4_keyboard_init(struct omap4_keypad_platform_data + *sdp4430_keypad_data) +{ + struct omap_device *od; + struct omap_hwmod *oh; + struct omap4_keypad_platform_data *keypad_data; + unsigned int id = -1; + char *oh_name = "kbd"; + char *name = "omap4-keypad"; + + oh = omap_hwmod_lookup(oh_name); + if (!oh) { + pr_err("Could not look up %s\n", oh_name); + return -ENODEV; + } + + keypad_data = sdp4430_keypad_data; + + od = omap_device_build(name, id, oh, keypad_data, + sizeof(struct omap4_keypad_platform_data), + omap_keyboard_latency, + ARRAY_SIZE(omap_keyboard_latency), 0); + + if (IS_ERR(od)) { + WARN(1, "Cant build omap_device for %s:%s.\n", + name, oh->name); + return PTR_ERR(od); + } + + return 0; +} + #if defined(CONFIG_OMAP_MBOX_FWK) || defined(CONFIG_OMAP_MBOX_FWK_MODULE) #define MBOX_REG_SIZE 0x120 -- 2.46.0