| Message ID | 20190521165341.14428-1-jeffrey.l.hugo@gmail.com (mailing list archive) |
|---|---|
| State | New, archived |
| Headers | show |
| Series | PM8005 regulator support for msm8998 GPU | expand |
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 --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";
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(+)