Re: [PATCH] arm64: tegra: Enable NVDEC and NVENC on Tegra210
From: Jon Hunter
Date: Wed Oct 29 2025 - 05:55:33 EST
On 16/08/2025 07:03, Aaron Kling via B4 Relay wrote:
From: Aaron Kling <webgeek1234@xxxxxxxxx>
The other engines are already enabled, finish filling out the media
engine nodes and power domains.
Signed-off-by: Aaron Kling <webgeek1234@xxxxxxxxx>
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 28 ++++++++++++++++++++++++++--
1 file changed, 26 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index 402b0ede1472af625d9d9e811f5af306d436cc98..80d7571d0350205b080bcf48b8b8e2c1b93227f2 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -277,13 +277,25 @@ dsib: dsi@54400000 {
nvdec@54480000 {
compatible = "nvidia,tegra210-nvdec";
reg = <0x0 0x54480000 0x0 0x00040000>;
- status = "disabled";
+ clocks = <&tegra_car TEGRA210_CLK_NVDEC>;
+ clock-names = "nvdec";
+ resets = <&tegra_car 194>;
+ reset-names = "nvdec";
+
+ iommus = <&mc TEGRA_SWGROUP_NVDEC>;
+ power-domains = <&pd_nvdec>;
};
nvenc@544c0000 {
compatible = "nvidia,tegra210-nvenc";
reg = <0x0 0x544c0000 0x0 0x00040000>;
- status = "disabled";
+ clocks = <&tegra_car TEGRA210_CLK_NVENC>;
+ clock-names = "nvenc";
+ resets = <&tegra_car 219>;
+ reset-names = "nvenc";
+
+ iommus = <&mc TEGRA_SWGROUP_NVENC>;
+ power-domains = <&pd_nvenc>;
};
tsec@54500000 {
@@ -894,6 +906,18 @@ pd_audio: aud {
#power-domain-cells = <0>;
};
+ pd_nvenc: mpe {
+ clocks = <&tegra_car TEGRA210_CLK_NVENC>;
+ resets = <&tegra_car 219>;
+ #power-domain-cells = <0>;
+ };
+
+ pd_nvdec: nvdec {
+ clocks = <&tegra_car TEGRA210_CLK_NVDEC>;
+ resets = <&tegra_car 194>;
+ #power-domain-cells = <0>;
+ };
+
pd_sor: sor {
clocks = <&tegra_car TEGRA210_CLK_SOR0>,
<&tegra_car TEGRA210_CLK_SOR1>,
Looks good to me!
Reviewed-by: Jon Hunter <jonathanh@xxxxxxxxxx>
Jon
--
nvpublic