| Message ID | 20220629060435.25297-6-vidyas@nvidia.com (mailing list archive) |
|---|---|
| State | Superseded |
| Headers | show |
| Series | PCI: tegra: Add Tegra234 PCIe support | expand |
On 29/06/2022 08:04, Vidya Sagar wrote: > Add regulator supplies required for PCIe functionality. The supplies > include 1.8V, 3.3V and 12V. > > Signed-off-by: Vidya Sagar <vidyas@nvidia.com> > --- > V3: > * New patch in this series > > .../boot/dts/nvidia/tegra234-p3701-0000.dtsi | 24 +++++++++++++++++++ > .../boot/dts/nvidia/tegra234-p3737-0000.dtsi | 23 ++++++++++++++++++ > 2 files changed, 47 insertions(+) > > diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi > index 798de9226ba5..d53901ba45f6 100644 > --- a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi > +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi > @@ -6,6 +6,30 @@ > model = "NVIDIA Jetson AGX Orin"; > compatible = "nvidia,p3701-0000", "nvidia,tegra234"; > > + fixed-regulators { > + compatible = "simple-bus"; > + device_type = "fixed-regulators"; > + #address-cells = <0x1>; > + #size-cells = <0x0>; This is not a bus, fixed regulators are not part of some bus. > + > + p3701_vdd_1v8_ls: regulator@3 { > + compatible = "regulator-fixed"; > + reg = <3>; This fails schema. No. > + regulator-name = "vdd-1v8-ls-sw5"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + }; Missing blank line. > + p3701_vdd_AO_1v8: regulator@5 { > + compatible = "regulator-fixed"; > + reg = <5>; > + regulator-name = "vdd-AO-1v8-sw2"; > + regulator-min-microvolt = <1800000>; > + regulator-max-microvolt = <1800000>; > + regulator-always-on; > + }; > + }; > + > bus@0 { > spi@3270000 { > status = "okay"; > diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi > index a85993c85e45..bb503643dd38 100644 > --- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi > +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi > @@ -2,4 +2,27 @@ > > / { > compatible = "nvidia,p3737-0000"; > + > + fixed-regulators { > + p3737_vdd_3v3_pcie: regulator@105 { > + compatible = "regulator-fixed"; > + reg = <105>; > + regulator-name = "vdd-3v3-pcie"; > + regulator-min-microvolt = <3300000>; > + regulator-max-microvolt = <3300000>; > + gpio = <&gpio TEGRA234_MAIN_GPIO(Z, 2) 0>; > + enable-active-high; > + regulator-boot-on; > + }; Same comments. > + p3737_vdd_12v_pcie: regulator@114 { > + compatible = "regulator-fixed"; > + reg = <114>; > + regulator-name = "vdd-12v-pcie"; > + regulator-min-microvolt = <12000000>; > + regulator-max-microvolt = <12000000>; > + gpio = <&gpio TEGRA234_MAIN_GPIO(A, 1) 1>; > + regulator-boot-on; > + enable-active-low; > + }; > + }; > }; Best regards, Krzysztof
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi index 798de9226ba5..d53901ba45f6 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi @@ -6,6 +6,30 @@ model = "NVIDIA Jetson AGX Orin"; compatible = "nvidia,p3701-0000", "nvidia,tegra234"; + fixed-regulators { + compatible = "simple-bus"; + device_type = "fixed-regulators"; + #address-cells = <0x1>; + #size-cells = <0x0>; + + p3701_vdd_1v8_ls: regulator@3 { + compatible = "regulator-fixed"; + reg = <3>; + regulator-name = "vdd-1v8-ls-sw5"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + p3701_vdd_AO_1v8: regulator@5 { + compatible = "regulator-fixed"; + reg = <5>; + regulator-name = "vdd-AO-1v8-sw2"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + }; + bus@0 { spi@3270000 { status = "okay"; diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi index a85993c85e45..bb503643dd38 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3737-0000.dtsi @@ -2,4 +2,27 @@ / { compatible = "nvidia,p3737-0000"; + + fixed-regulators { + p3737_vdd_3v3_pcie: regulator@105 { + compatible = "regulator-fixed"; + reg = <105>; + regulator-name = "vdd-3v3-pcie"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio TEGRA234_MAIN_GPIO(Z, 2) 0>; + enable-active-high; + regulator-boot-on; + }; + p3737_vdd_12v_pcie: regulator@114 { + compatible = "regulator-fixed"; + reg = <114>; + regulator-name = "vdd-12v-pcie"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + gpio = <&gpio TEGRA234_MAIN_GPIO(A, 1) 1>; + regulator-boot-on; + enable-active-low; + }; + }; };
Add regulator supplies required for PCIe functionality. The supplies include 1.8V, 3.3V and 12V. Signed-off-by: Vidya Sagar <vidyas@nvidia.com> --- V3: * New patch in this series .../boot/dts/nvidia/tegra234-p3701-0000.dtsi | 24 +++++++++++++++++++ .../boot/dts/nvidia/tegra234-p3737-0000.dtsi | 23 ++++++++++++++++++ 2 files changed, 47 insertions(+)