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From: Aaron Kling via B4 Relay <devnull+webgeek1234.gmail.com@kernel.org>
To: Hans Verkuil <hverkuil@xs4all.nl>,
	 Mauro Carvalho Chehab <mchehab@kernel.org>,
	Rob Herring <robh@kernel.org>,
	 Krzysztof Kozlowski <krzk+dt@kernel.org>,
	 Conor Dooley <conor+dt@kernel.org>,
	 Thierry Reding <thierry.reding@gmail.com>,
	 Jonathan Hunter <jonathanh@nvidia.com>
Cc: linux-tegra@vger.kernel.org, linux-media@vger.kernel.org,
	 devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	 Aaron Kling <webgeek1234@gmail.com>
Subject: [PATCH v2 3/4] arm64: tegra: Add CEC controller on Tegra210
Date: Tue, 08 Apr 2025 15:30:00 -0500	[thread overview]
Message-ID: <20250408-tegra-cec-v2-3-2f004fdf84e8@gmail.com> (raw)
In-Reply-To: <20250408-tegra-cec-v2-0-2f004fdf84e8@gmail.com>

From: Aaron Kling <webgeek1234@gmail.com>

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



  parent reply	other threads:[~2025-04-08 20:30 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2025-04-08 20:29 [PATCH v2 0/4] Tegra CEC Updates Aaron Kling via B4 Relay
2025-04-08 20:29 ` [PATCH v2 1/4] media: dt-bindings: Document Tegra186 and Tegra194 cec Aaron Kling via B4 Relay
2025-04-08 21:29   ` Rob Herring (Arm)
2025-04-08 20:29 ` [PATCH v2 2/4] arm64: tegra: Add fallback cec compatibles Aaron Kling via B4 Relay
2025-04-08 20:30 ` Aaron Kling via B4 Relay [this message]
2025-04-08 20:30 ` [PATCH v2 4/4] arm64: tegra: Wire up cec to devkits Aaron Kling via B4 Relay

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