[PATCH 3/4] arm64: tegra: Add CEC controller on Tegra210

Aaron Kling via B4 Relay
2025-04-08T04:40:05Z

The CEC controller found on Tegra210 can be used to control consumer
devices using the HDMI CEC pin.

Signed-off-by: Aaron Kling <webgeek1234@gmail.com>
---
arch/arm64/boot/dts/nvidia/tegra210.dtsi | 9 +++++++++
1 file changed, 9 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index b6c84d195c0ef9ae90721fada09ffd46a9c11fa3..402b0ede1472af625d9d9e811f5af306d436cc98 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -959,6 +959,15 @@ fuse@7000f800 {
reset-names = "fuse";
};

+ cec@70015000 {
+ compatible = "nvidia,tegra210-cec";
+ reg = <0x0 0x070015000 0x0 0x1000>;
+ interrupts = <GIC_SPI 3 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&tegra_car TEGRA210_CLK_CEC>;
+ clock-names = "cec";
+ status = "disabled";
+ };
+
mc: memory-controller@70019000 {
compatible = "nvidia,tegra210-mc";
reg = <0x0 0x70019000 0x0 0x1000>;

--
2.48.1