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Commit 243e76b4 authored by Janusz Krzysztofik's avatar Janusz Krzysztofik Committed by Tony Lindgren
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OMAP1: Amstrad Delta: add camera controlled LEDS trigger 



This patch extends the Amstrad Delta camera support with LEDS trigger that can
be used for automatic control of the on-board camera LED. The led turns on
automatically on camera device open and turns off on camera device close.

Signed-off-by: default avatarJanusz Krzysztofik <jkrzyszt@tis.icnet.pl>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent 8452e9ef

arch/arm/mach-omap1/board-ams-delta.c

+24 −0
Original line number Diff line number Diff line
@@ -16,6 +16,7 @@ 
#include <linux/init.h>

#include <linux/input.h>

#include <linux/interrupt.h>

#include <linux/leds.h>

#include <linux/platform_device.h>

#include <linux/serial_8250.h>
@@ -222,11 +223,30 @@ static struct i2c_board_info ams_delta_camera_board_info[] = { 
	},

};



#ifdef CONFIG_LEDS_TRIGGERS

DEFINE_LED_TRIGGER(ams_delta_camera_led_trigger);



static int ams_delta_camera_power(struct device *dev, int power)

{

	/*

	 * turn on camera LED

	 */

	if (power)

		led_trigger_event(ams_delta_camera_led_trigger, LED_FULL);

	else

		led_trigger_event(ams_delta_camera_led_trigger, LED_OFF);

	return 0;

}

#else

#define ams_delta_camera_power	NULL

#endif



static struct soc_camera_link __initdata ams_delta_iclink = {

	.bus_id         = 0,	/* OMAP1 SoC camera bus */

	.i2c_adapter_id = 1,

	.board_info     = &ams_delta_camera_board_info[0],

	.module_name    = "ov6650",

	.power		= ams_delta_camera_power,

};



static struct platform_device ams_delta_camera_device = {
@@ -281,6 +301,10 @@ static void __init ams_delta_init(void) 


	omap1_usb_init(&ams_delta_usb_config);

	omap1_set_camera_info(&ams_delta_camera_platform_data);

#ifdef CONFIG_LEDS_TRIGGERS

	led_trigger_register_simple("ams_delta_camera",

			&ams_delta_camera_led_trigger);

#endif

	platform_add_devices(ams_delta_devices, ARRAY_SIZE(ams_delta_devices));



#ifdef CONFIG_AMS_DELTA_FIQ