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SubjectRe: [PATCH 1/3] arm64: dts: rockchip: set display regulators to always-on on BPI-R2-Pro
Date
Am Freitag, 15. April 2022, 12:49:49 CEST schrieb Frank Wunderlich:
> From: Frank Wunderlich <frank-w@public-files.de>
>
> Set display related regulators to always-on on Banana PI R2 Pro
> board.

Hmm, I'd expect some sort of explanation for the "why" here.
It looks like both the gpu patch as well as the vop patch do
reference the relevant regulators for the gpu+hdmi nodes,
so in theory this shouldn't be necessary anymore?

>
> Signed-off-by: Frank Wunderlich <frank-w@public-files.de>
> ---
> arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts | 3 +++
> 1 file changed, 3 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
> index 2700fb18a3bc..0950f9659bb4 100644
> --- a/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
> +++ b/arch/arm64/boot/dts/rockchip/rk3568-bpi-r2-pro.dts
> @@ -225,6 +225,7 @@ regulator-state-mem {
>
> vdd_gpu: DCDC_REG2 {
> regulator-name = "vdd_gpu";
> + regulator-always-on;
> regulator-init-microvolt = <900000>;
> regulator-initial-mode = <0x2>;
> regulator-min-microvolt = <500000>;
> @@ -274,6 +275,7 @@ regulator-state-mem {
>
> vdda0v9_image: LDO_REG1 {
> regulator-name = "vdda0v9_image";
> + regulator-always-on;
> regulator-min-microvolt = <900000>;
> regulator-max-microvolt = <900000>;
>
> @@ -369,6 +371,7 @@ regulator-state-mem {
>
> vcca1v8_image: LDO_REG9 {
> regulator-name = "vcca1v8_image";
> + regulator-always-on;
> regulator-min-microvolt = <1800000>;
> regulator-max-microvolt = <1800000>;
>
>




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