diff options
| author | Syed Rafiuddin <rafiuddin.syed@ti.com> | 2010-12-27 05:51:45 +0000 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2011-02-17 13:42:10 -0800 |
| commit | 59556765cd30467ff64a391906ad8eb68f886ad3 (patch) | |
| tree | 27583c30dfd43bd476a22a28b4eca3d5b047cad9 /arch/arm/mach-omap2/devices.c | |
| parent | b9b35ade88d5855de0ac3ebc3d66881f799114f9 (diff) | |
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 <rafiuddin.syed@ti.com>
Signed-off-by: Abraham Arce <x0066660@ti.com>
Signed-off-by: Shubhrajyoti D <shubhrajyoti@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/mach-omap2/devices.c')
| -rw-r--r-- | arch/arm/mach-omap2/devices.c | 41 |
1 files changed, 41 insertions, 0 deletions
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 <plat/dma.h> #include <plat/omap_hwmod.h> #include <plat/omap_device.h> +#include <plat/omap4-keypad.h> #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 |