diff options
| author | Shubhi Garg <shgarg@nvidia.com> | 2025-10-07 13:57:36 +0000 |
|---|---|---|
| committer | Thierry Reding <treding@nvidia.com> | 2025-11-14 16:28:51 +0100 |
| commit | b1806f2b4e781b010101f531e75bf8eda9aabff0 (patch) | |
| tree | bd61582d3924fb49f20d78c57a5d1073ece3a22a /arch | |
| parent | f797e587eb8bb7a8f11482b24c46e3359d8a9ffe (diff) | |
arm64: tegra: Add device-tree node for NVVRS RTC
Add NVIDIA VRS (Voltage Regulator Specification) RTC device tree node for
Tegra234 P3701 and P3767 platforms. Assign VRS RTC as primary RTC (rtc0).
Signed-off-by: Shubhi Garg <shgarg@nvidia.com>
Reviewed-by: Jon Hunter <jonathanh@nvidia.com>
Tested-by: Jon Hunter <jonathanh@nvidia.com>
Signed-off-by: Thierry Reding <treding@nvidia.com>
Diffstat (limited to 'arch')
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra234-p3701.dtsi | 11 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/nvidia/tegra234-p3767.dtsi | 15 |
2 files changed, 26 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3701.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3701.dtsi index 9086a0d010e5..58bf55c0e414 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3701.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3701.dtsi @@ -8,6 +8,7 @@ aliases { mmc0 = "/bus@0/mmc@3460000"; mmc1 = "/bus@0/mmc@3400000"; + rtc0 = "/bpmp/i2c/pmic@3c"; }; bus@0 { @@ -170,6 +171,16 @@ i2c { status = "okay"; + pmic@3c { + compatible = "nvidia,vrs-10"; + reg = <0x3c>; + interrupt-parent = <&pmc>; + /* VRS Wake ID is 24 */ + interrupts = <24 IRQ_TYPE_LEVEL_LOW>; + interrupt-controller; + #interrupt-cells = <2>; + }; + thermal-sensor@4c { compatible = "ti,tmp451"; status = "okay"; diff --git a/arch/arm64/boot/dts/nvidia/tegra234-p3767.dtsi b/arch/arm64/boot/dts/nvidia/tegra234-p3767.dtsi index 84db7132e8fc..ab391a71c3d3 100644 --- a/arch/arm64/boot/dts/nvidia/tegra234-p3767.dtsi +++ b/arch/arm64/boot/dts/nvidia/tegra234-p3767.dtsi @@ -7,6 +7,7 @@ aliases { mmc0 = "/bus@0/mmc@3400000"; + rtc0 = "/bpmp/i2c/pmic@3c"; }; bus@0 { @@ -121,6 +122,20 @@ }; }; + bpmp { + i2c { + pmic@3c { + compatible = "nvidia,vrs-10"; + reg = <0x3c>; + interrupt-parent = <&pmc>; + /* VRS Wake ID is 24 */ + interrupts = <24 IRQ_TYPE_LEVEL_LOW>; + interrupt-controller; + #interrupt-cells = <2>; + }; + }; + }; + vdd_5v0_sys: regulator-vdd-5v0-sys { compatible = "regulator-fixed"; regulator-name = "VDD_5V0_SYS"; |