diff options
| author | Vidya Sagar <vidyas@nvidia.com> | 2022-07-21 19:50:40 +0530 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2022-09-15 21:30:37 +0200 |
| commit | cd42b26a527f233827bb67231a04a2a9e40eae10 (patch) | |
| tree | aecfe56e3c877a539ba626ed4f9bd01a2384636f /arch/arm64/boot/dts/nvidia | |
| parent | 5b6b207ca55385cb6cd32316411eb55a48eab730 (diff) | |
| download | linux-cd42b26a527f233827bb67231a04a2a9e40eae10.tar.bz2 | |
arm64: tegra: Add regulators required for PCIe
Add regulator supplies required for PCIe functionality. The supplies
include 1.8V, 3.3V and 12V.
Signed-off-by: Vidya Sagar <vidyas@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch/arm64/boot/dts/nvidia')
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi | 36 |
1 files changed, 36 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi index 798de9226ba5..9e4d72cfa69f 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701-0000.dtsi @@ -6,6 +6,42 @@ model = "NVIDIA Jetson AGX Orin"; compatible = "nvidia,p3701-0000", "nvidia,tegra234"; + vdd_1v8_ls: regulator-vdd-1v8-ls { + compatible = "regulator-fixed"; + regulator-name = "VDD_1V8_LS"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + vdd_1v8_ao: regulator-vdd-1v8-ao { + compatible = "regulator-fixed"; + regulator-name = "VDD_1V8_AO"; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + regulator-always-on; + }; + + vdd_3v3_pcie: regulator-vdd-3v3-pcie { + compatible = "regulator-fixed"; + regulator-name = "VDD_3V3_PCIE"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + gpio = <&gpio TEGRA234_MAIN_GPIO(Z, 2) GPIO_ACTIVE_HIGH>; + regulator-boot-on; + enable-active-high; + }; + + vdd_12v_pcie: regulator-vdd-12v-pcie { + compatible = "regulator-fixed"; + regulator-name = "VDD_12V_PCIE"; + regulator-min-microvolt = <12000000>; + regulator-max-microvolt = <12000000>; + gpio = <&gpio TEGRA234_MAIN_GPIO(A, 1) GPIO_ACTIVE_LOW>; + regulator-boot-on; + enable-active-low; + }; + bus@0 { spi@3270000 { status = "okay"; |