[v3,25/26] ARM: pxa: magician: Add missing regulator for PWM backlight

Commit Message

Petr Cvek Sept. 18, 2015, 1:21 a.m. UTC

Add a fake regulator, which is required for the correct initialization
of the PWM backlight driver.

Signed-off-by: Petr Cvek <[e-mail]>
---
 arch/arm/mach-pxa/magician.c | 12 ++++++++++++
 1 file changed, 12 insertions(+)

Comments

Robert Jarzmik Sept. 26, 2015, 3:07 p.m. UTC | #1

Petr Cvek <[e-mail]> writes:

> Add a fake regulator, which is required for the correct initialization
> of the PWM backlight driver.
>
> Signed-off-by: Petr Cvek <[e-mail]>
Waiting for a week for Philipp's ack and queuing it after.

Cheers.

--
Robert

Patch

diff --git a/arch/arm/mach-pxa/magician.c b/arch/arm/mach-pxa/magician.c
index 67969b1..c43e587 100644
--- a/arch/arm/mach-pxa/magician.c
+++ b/arch/arm/mach-pxa/magician.c
@@ -425,6 +425,15 @@  static struct pxafb_mach_info samsung_info = {
  * Backlight
  */
 
+ /*
+ * fixed regulator for pwm_backlight
+ */
+
+static struct regulator_consumer_supply pwm_backlight_supply[] = {
+	REGULATOR_SUPPLY("power", "pwm_backlight"),
+};
+
+
 static struct gpio magician_bl_gpios[] = {
 	{ EGPIO_MAGICIAN_BL_POWER,	GPIOF_DIR_OUT, "Backlight power" },
 	{ EGPIO_MAGICIAN_BL_POWER2,	GPIOF_DIR_OUT, "Backlight power 2" },
@@ -1125,6 +1134,9 @@  static void __init magician_init(void)
 	spi_register_board_info(ARRAY_AND_SIZE(ads7846_spi_board_info));
 
 	pxa_set_camera_info(&magician_pxacamera_pdata);
+
+	regulator_register_always_on(0, "power", pwm_backlight_supply,
+		ARRAY_SIZE(pwm_backlight_supply), 5000000);
 }
 
 MACHINE_START(MAGICIAN, "HTC Magician")