From 8230cb2063c163cd74817ac0fe6acc733a5baf30 Mon Sep 17 00:00:00 2001 From: Robby Cai Date: Thu, 17 Mar 2016 13:41:38 +0800 Subject: [PATCH] MLK-12573 ARM: dts: set LCD_nPWREN low to make VLCD_3V3 output 3V3. Q901 (IRLML6401) is p-channel MOSET, need set pin1 (LCD_nPWREN) to low to let pin3 output be 3V3. Normally when pin1 is high, then pin3 output should be gated. It was working previously due to some leakage. Correct the enable logic from the software viewpoint. Signed-off-by: Robby Cai --- arch/arm/boot/dts/imx6ul-14x14-evk.dts | 2 +- arch/arm/boot/dts/imx6ul-9x9-evk.dts | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/imx6ul-14x14-evk.dts b/arch/arm/boot/dts/imx6ul-14x14-evk.dts index f98574d2d006..191b3e3a7119 100644 --- a/arch/arm/boot/dts/imx6ul-14x14-evk.dts +++ b/arch/arm/boot/dts/imx6ul-14x14-evk.dts @@ -137,7 +137,7 @@ #gpio-cells = <2>; reg = <0>; registers-number = <1>; - registers-default = /bits/ 8 <0xb7>; + registers-default = /bits/ 8 <0x57>; spi-max-frequency = <100000>; }; }; diff --git a/arch/arm/boot/dts/imx6ul-9x9-evk.dts b/arch/arm/boot/dts/imx6ul-9x9-evk.dts index ccb52ebd538f..bf3f72791c67 100644 --- a/arch/arm/boot/dts/imx6ul-9x9-evk.dts +++ b/arch/arm/boot/dts/imx6ul-9x9-evk.dts @@ -140,7 +140,7 @@ #gpio-cells = <2>; reg = <0>; registers-number = <1>; - registers-default = /bits/ 8 <0xb7>; + registers-default = /bits/ 8 <0x57>; spi-max-frequency = <100000>; }; }; -- 2.17.1