[PATCH 04/13] ARM: i.MX51 Efikasb: Disable backlight earlier

Sascha Hauer s.hauer at pengutronix.de
Thu Jul 9 00:24:08 PDT 2015


Set the backlight enable gpio to disabled earlier during startup
to avoid flicker when the pinmux is configured but not yet the
enable gpio.

Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
---
 arch/arm/boards/efika-mx-smartbook/board.c | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/arch/arm/boards/efika-mx-smartbook/board.c b/arch/arm/boards/efika-mx-smartbook/board.c
index 4a38afd..f023d70 100644
--- a/arch/arm/boards/efika-mx-smartbook/board.c
+++ b/arch/arm/boards/efika-mx-smartbook/board.c
@@ -187,6 +187,7 @@ static int efikamx_usb_init(void)
 	gpio_direction_output(GPIO_WIFI_RESET, 0);
 	gpio_direction_output(GPIO_SMSC3317_RESET, 0);
 	gpio_direction_output(GPIO_HUB_RESET, 0);
+	gpio_direction_output(GPIO_BACKLIGHT_POWER, 1);
 
 	mdelay(10);
 
@@ -241,8 +242,6 @@ static int efikamx_late_init(void)
 
 	defaultenv_append_directory(defaultenv_efikasb);
 
-	gpio_direction_output(GPIO_BACKLIGHT_POWER, 1);
-
 	for (i = 0; i < ARRAY_SIZE(leds); i++)
 		led_gpio_register(&leds[i]);
 
-- 
2.1.4




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