From 9fb444f22f09cfad3798e3610f7dc62f8a385ee8 Mon Sep 17 00:00:00 2001 From: Laurent Pinchart Date: Wed, 11 Dec 2013 03:48:15 +0100 Subject: ARM: shmobile: armadillo: Add PWM backlight power supply Commit 22ceeee16eb8f0d04de3ef43a5174fb30ec18af9 ("pwm-backlight: Add power supply support") added a mandatory power supply for the PWM backlight. Add a fixed 5V regulator to board code with a consumer supply entry for the backlight device. Signed-off-by: Laurent Pinchart Signed-off-by: Simon Horman (cherry picked from commit ad11cb9a5cf96346f1240995c672cdbb5501785c) Signed-off-by: Simon Horman --- arch/arm/mach-shmobile/board-armadillo800eva.c | 7 +++++++ 1 file changed, 7 insertions(+) (limited to 'arch') diff --git a/arch/arm/mach-shmobile/board-armadillo800eva.c b/arch/arm/mach-shmobile/board-armadillo800eva.c index 958e3cbf0ac2..c18689123023 100644 --- a/arch/arm/mach-shmobile/board-armadillo800eva.c +++ b/arch/arm/mach-shmobile/board-armadillo800eva.c @@ -614,6 +614,11 @@ static struct regulator_consumer_supply fixed3v3_power_consumers[] = { REGULATOR_SUPPLY("vqmmc", "sh_mmcif"), }; +/* Fixed 3.3V regulator used by LCD backlight */ +static struct regulator_consumer_supply fixed5v0_power_consumers[] = { + REGULATOR_SUPPLY("power", "pwm-backlight.0"), +}; + /* Fixed 3.3V regulator to be used by SDHI0 */ static struct regulator_consumer_supply vcc_sdhi0_consumers[] = { REGULATOR_SUPPLY("vmmc", "sh_mobile_sdhi.0"), @@ -1196,6 +1201,8 @@ static void __init eva_init(void) regulator_register_always_on(0, "fixed-3.3V", fixed3v3_power_consumers, ARRAY_SIZE(fixed3v3_power_consumers), 3300000); + regulator_register_always_on(3, "fixed-5.0V", fixed5v0_power_consumers, + ARRAY_SIZE(fixed5v0_power_consumers), 5000000); pinctrl_register_mappings(eva_pinctrl_map, ARRAY_SIZE(eva_pinctrl_map)); pwm_add_table(pwm_lookup, ARRAY_SIZE(pwm_lookup)); -- cgit v1.2.3