diff options
author | Jon Hunter <jonathanh@nvidia.com> | 2020-02-24 17:34:36 +0300 |
---|---|---|
committer | Thierry Reding <treding@nvidia.com> | 2020-03-12 14:14:30 +0300 |
commit | db705117d18b92244e44ef9b0cd3be79fe15c48b (patch) | |
tree | d69a059077b111f648ef0e878daede5623b159bc | |
parent | 5f4ade92ed41febe31db8bbfec4d688db610be6e (diff) | |
download | linux-db705117d18b92244e44ef9b0cd3be79fe15c48b.tar.xz |
arm64: tegra: Populate LP8557 backlight regulator
The following warning is observed on Jetson TX1 platform because the
supply regulator is not specified for the backlight.
WARNING KERN lp855x 0-002c: 0-002c supply power not found, using dummy regulator
The backlight supply is provided by the 3.3V SYS rail and so add this
as the supply for the backlight.
Signed-off-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
-rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts index c70a610f8e3a..ea0e1efa6973 100644 --- a/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts +++ b/arch/arm64/boot/dts/nvidia/tegra210-p2371-2180.dts @@ -56,6 +56,7 @@ backlight: backlight@2c { compatible = "ti,lp8557"; reg = <0x2c>; + power-supply = <&vdd_3v3_sys>; dev-ctrl = /bits/ 8 <0x80>; init-brt = /bits/ 8 <0xff>; |