From a0d947fb5597ac0a6fd39c4cfcd393466daba130 Mon Sep 17 00:00:00 2001 From: Yu-An Chen Date: Thu, 6 Oct 2022 00:34:56 +0000 Subject: Revert "evoker: Enable backlight control" This reverts commit 003f969d94550ee09c3de16de6430fd7c98f4a10. Reason for revert: changed backlight brightness to PMIC control Original change's description: > evoker: Enable backlight control > > Enable backlight control > > BUG=b:241512602 > BRANCH=none > TEST=zmake build evoker > > Signed-off-by: Yu-An Chen > Change-Id: Ib8a542cfb1732b5ce65397ecdc2870c8b3708f15 > Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3826465 > Reviewed-by: Wai-Hong Tam > Commit-Queue: Wai-Hong Tam Bug: b:241512602 b:249434213 Change-Id: Ia191c4a0245fc2443ab40166c9304f822aa67e60 Reviewed-on: https://chromium-review.googlesource.com/c/chromiumos/platform/ec/+/3935727 Auto-Submit: Yu-An Chen Tested-by: Yu-An Chen Reviewed-by: Bob Moragues Commit-Queue: Bob Moragues --- zephyr/projects/herobrine/gpio_evoker.dts | 8 +++++--- 1 file changed, 5 insertions(+), 3 deletions(-) diff --git a/zephyr/projects/herobrine/gpio_evoker.dts b/zephyr/projects/herobrine/gpio_evoker.dts index c27cfba47d..d60fdf93c7 100644 --- a/zephyr/projects/herobrine/gpio_evoker.dts +++ b/zephyr/projects/herobrine/gpio_evoker.dts @@ -130,10 +130,12 @@ enum-name = "GPIO_EN_PP5000"; }; ec_bl_disable_l { - /* Enable EC-controlled backlight; - * disable it initially. + /* The PMIC controls backlight enable and this pin must + * be HiZ for normal operation. But the backlight can + * be enabled by setting this pin low and configuring it + * as an output. */ - gpios = <&gpiob 6 GPIO_OUTPUT_LOW>; + gpios = <&gpiob 6 GPIO_INPUT>; enum-name = "GPIO_ENABLE_BACKLIGHT"; }; lid_accel_int_l { -- cgit v1.2.1