Commit e626c325 authored by Sakari Ailus's avatar Sakari Ailus Committed by Jacek Anaszewski
Browse files

as3645a: Use integer numbers for parsing LEDs 



Use integer numbers for LEDs, 0 is the flash and 1 is the indicator.

Signed-off-by: default avatarSakari Ailus <sakari.ailus@linux.intel.com>
Acked-by: default avatarPavel Machek <pavel@ucw.cz>
Signed-off-by: default avatarJacek Anaszewski <jacek.anaszewski@gmail.com>
parent 75f9f727

arch/arm/boot/dts/omap3-n950-n9.dtsi

+6 −2
Original line number Diff line number Diff line
@@ -267,15 +267,19 @@ 
	clock-frequency = <400000>;



	as3645a@30 {

		#address-cells = <1>;

		#size-cells = <0>;

		reg = <0x30>;

		compatible = "ams,as3645a";

		flash {

		flash@0 {

			reg = <0x0>;

			flash-timeout-us = <150000>;

			flash-max-microamp = <320000>;

			led-max-microamp = <60000>;

			ams,input-max-microamp = <1750000>;

		};

		indicator {

		indicator@1 {

			reg = <0x1>;

			led-max-microamp = <10000>;

		};

	};

drivers/leds/leds-as3645a.c

+24 −2
Original line number Diff line number Diff line
@@ -112,6 +112,10 @@ 
#define AS_PEAK_mA_TO_REG(a) \

	((min_t(u32, AS_PEAK_mA_MAX, a) - 1250) / 250)



/* LED numbers for Devicetree */

#define AS_LED_FLASH				0

#define AS_LED_INDICATOR			1



enum as_mode {

	AS_MODE_EXT_TORCH = 0 << AS_CONTROL_MODE_SETTING_SHIFT,

	AS_MODE_INDICATOR = 1 << AS_CONTROL_MODE_SETTING_SHIFT,
@@ -491,10 +495,29 @@ static int as3645a_parse_node(struct as3645a *flash, 
			      struct device_node *node)

{

	struct as3645a_config *cfg = &flash->cfg;

	struct device_node *child;

	const char *name;

	int rval;



	flash->flash_node = of_get_child_by_name(node, "flash");

	for_each_child_of_node(node, child) {

		u32 id = 0;



		of_property_read_u32(child, "reg", &id);



		switch (id) {

		case AS_LED_FLASH:

			flash->flash_node = of_node_get(child);

			break;

		case AS_LED_INDICATOR:

			flash->indicator_node = of_node_get(child);

			break;

		default:

			dev_warn(&flash->client->dev,

				 "unknown LED %u encountered, ignoring\n", id);

			break;

		}

	}



	if (!flash->flash_node) {

		dev_err(&flash->client->dev, "can't find flash node\n");

		return -ENODEV;
@@ -538,7 +561,6 @@ static int as3645a_parse_node(struct as3645a *flash, 
			     &cfg->peak);

	cfg->peak = AS_PEAK_mA_TO_REG(cfg->peak);



	flash->indicator_node = of_get_child_by_name(node, "indicator");

	if (!flash->indicator_node) {

		dev_warn(&flash->client->dev,

			 "can't find indicator node\n");