[PATCH] arm64: dts: qcom: sm8750-mtp: Set sufficient voltage for panel nt37801

Bjorn Andersson andersson at kernel.org
Mon Mar 23 19:04:11 PDT 2026


On Mon, Mar 23, 2026 at 03:52:29PM +0530, Ayushi Makhija wrote:
> The NT37801 Sepc V1.0 chapter "5.7.1 Power On Sequence" states
> VDDI=1.65V~1.95V, so set sufficient voltage for panel nt37801.
> 

Please add Fixes: tag.

> Signed-off-by: Ayushi Makhija <quic_amakhija at quicinc.com>

Please start using your oss.qualcomm.com address.

> ---
>  arch/arm64/boot/dts/qcom/sm8750-mtp.dts | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
> index 3837f6785320..6ba4e69bf377 100644
> --- a/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
> +++ b/arch/arm64/boot/dts/qcom/sm8750-mtp.dts
> @@ -462,7 +462,7 @@ vreg_l11b_1p0: ldo11 {
>  
>  		vreg_l12b_1p8: ldo12 {
>  			regulator-name = "vreg_l12b_1p8";
> -			regulator-min-microvolt = <1200000>;
> +			regulator-min-microvolt = <1650000>;

Are you sure it's not supposed to be 1.8V, given the name of the rail?

Regards,
Bjorn

>  			regulator-max-microvolt = <1800000>;
>  			regulator-initial-mode = <RPMH_REGULATOR_MODE_HPM>;
>  			regulator-allow-set-load;
> -- 
> 2.34.1
> 



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