diff mbox series

[3/3] arm64: dts: msm8998-mtp: Add pm8005_s1 regulator

Message ID 20190521165341.14428-1-jeffrey.l.hugo@gmail.com
State New, archived
Headers show
Series PM8005 regulator support for msm8998 GPU | expand

Commit Message

Jeffrey Hugo May 21, 2019, 4:53 p.m. UTC
The pm8005_s1 is VDD_GFX, and needs to be on to enable the GPU.
This should be hooked up to the GPU CPR, but we don't have support for that
yet, so until then, just turn on the regulator and keep it on so that we
can focus on basic GPU bringup.

Signed-off-by: Jeffrey Hugo <jeffrey.l.hugo@gmail.com>
---
 arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

Comments

Bjorn Andersson May 21, 2019, 6:16 p.m. UTC | #1
On Tue 21 May 09:53 PDT 2019, Jeffrey Hugo wrote:

> The pm8005_s1 is VDD_GFX, and needs to be on to enable the GPU.
> This should be hooked up to the GPU CPR, but we don't have support for that
> yet, so until then, just turn on the regulator and keep it on so that we
> can focus on basic GPU bringup.
> 

Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>

> Signed-off-by: Jeffrey Hugo <jeffrey.l.hugo@gmail.com>
> ---
>  arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi | 17 +++++++++++++++++
>  1 file changed, 17 insertions(+)
> 
> diff --git a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
> index f09f3e03f708..108667ce4f31 100644
> --- a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
> +++ b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
> @@ -27,6 +27,23 @@
>  	status = "okay";
>  };
>  
> +&pm8005_lsid1 {
> +	pm8005-regulators {
> +		compatible = "qcom,pm8005-regulators";
> +
> +		vdd_s1-supply = <&vph_pwr>;
> +
> +		pm8005_s1: s1 { /* VDD_GFX supply */
> +			regulator-min-microvolt = <524000>;
> +			regulator-max-microvolt = <1100000>;
> +			regulator-enable-ramp-delay = <500>;
> +
> +			/* hack until we rig up the gpu consumer */
> +			regulator-always-on;
> +		};
> +	};
> +};
> +
>  &qusb2phy {
>  	status = "okay";
>  
> -- 
> 2.17.1
>
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
index f09f3e03f708..108667ce4f31 100644
--- a/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
+++ b/arch/arm64/boot/dts/qcom/msm8998-mtp.dtsi
@@ -27,6 +27,23 @@ 
 	status = "okay";
 };
 
+&pm8005_lsid1 {
+	pm8005-regulators {
+		compatible = "qcom,pm8005-regulators";
+
+		vdd_s1-supply = <&vph_pwr>;
+
+		pm8005_s1: s1 { /* VDD_GFX supply */
+			regulator-min-microvolt = <524000>;
+			regulator-max-microvolt = <1100000>;
+			regulator-enable-ramp-delay = <500>;
+
+			/* hack until we rig up the gpu consumer */
+			regulator-always-on;
+		};
+	};
+};
+
 &qusb2phy {
 	status = "okay";