From patchwork Tue Apr 8 20:30:00 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aaron Kling via B4 Relay X-Patchwork-Id: 879241 Received: from smtp.kernel.org (aws-us-west-2-korg-mail-1.web.codeaurora.org [10.30.226.201]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id A3E5925290F; Tue, 8 Apr 2025 20:30:22 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=10.30.226.201 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744144222; cv=none; b=cRCqGA8E/ft6NL/p+tu2LLcdhE/b+WarzgH3G4g7Tgz/sdh/MVA7uP4K3gMNnEmTtTxRa3beDa3jtNSDN0IXHdTAEk6XcrSsY/P/bOp3Jbwl2fC5n/ZozZ9iv818cd6bnDf9cBqVOp1xsdd7OnI5N2Xy0PFopX130kdKqg0yQW8= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744144222; c=relaxed/simple; bh=XEKLLzDUwO73lm036APy9wcjIJRYWRNLNEiLDKpC+yo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=SJ1CjewbM4RTzvi4W7PGTEtCJ1tD9XeTR1wBBwpFKjZ1Dm7pSOI+Bpbm569ZExmwqZ1pWxBdj7LgrYNVz4qZR/0NbrDrGIGpDYaFVUME6yf/tVBvkxX0khnWQbV+FtRq5SlBiYQ5X5hQiSDlRmhzz+ArNG4M8uzu/0dihY0ofUI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=fLVCpVsW; arc=none smtp.client-ip=10.30.226.201 Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b="fLVCpVsW" Received: by smtp.kernel.org (Postfix) with ESMTPS id 47586C4CEEE; Tue, 8 Apr 2025 20:30:22 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744144222; bh=XEKLLzDUwO73lm036APy9wcjIJRYWRNLNEiLDKpC+yo=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=fLVCpVsW1wfMiMs01fFiO967WnKWEN+8eEuGF+SCx2IZCkYVrcLdwJt9yzFc/yKOy /jguohoSRCvw159Cngyb9loBBoB7lFfTSk3t8M0aGot2I4dKEZnuPLcWPz5KTxjI2+ bbx1+AF9daJTqmJ+L5OtrC8ZmIVWnZ1NLF1E3+5BdxZB1M+i7uMHtRrBGmkmq5K+KW ZqiowZWhjdQftkVPsPvyRDR4IiEEgY2H0am5T3Rd77R6+taWd6DLFGbLJFoFJvBk8T 2/T8MKG2/RzNCDEgOGgRF3ZqZoHO5C9wU512aruw5FNzuFvOZO3KoQQb86hziDz2AW OQr+A2S3wDqTg== Received: from aws-us-west-2-korg-lkml-1.web.codeaurora.org (localhost.localdomain [127.0.0.1]) by smtp.lore.kernel.org (Postfix) with ESMTP id 3795DC36010; Tue, 8 Apr 2025 20:30:22 +0000 (UTC) From: Aaron Kling via B4 Relay Date: Tue, 08 Apr 2025 15:30:00 -0500 Subject: [PATCH v2 3/4] arm64: tegra: Add CEC controller on Tegra210 Precedence: bulk X-Mailing-List: linux-media@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Message-Id: <20250408-tegra-cec-v2-3-2f004fdf84e8@gmail.com> References: <20250408-tegra-cec-v2-0-2f004fdf84e8@gmail.com> In-Reply-To: <20250408-tegra-cec-v2-0-2f004fdf84e8@gmail.com> To: Hans Verkuil , Mauro Carvalho Chehab , Rob Herring , Krzysztof Kozlowski , Conor Dooley , Thierry Reding , Jonathan Hunter Cc: linux-tegra@vger.kernel.org, linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Aaron Kling X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1744144221; l=999; i=webgeek1234@gmail.com; s=20250217; h=from:subject:message-id; bh=bblG65p7/xkPR55OcOIBpt0KSwsSdM49hsWkcsMIg5A=; b=zMPf5KPEhsaVb3voU1tLoQ9X3dtuCdlxCuukdRLU+9d0c9gC2ABWYn/XImoXXya0YoeYDN09H BjQs5p6m1gRCn60EKnDN5BaDw9zyqs5/6QqJ2ktqcIFJPpOdUqqJRji X-Developer-Key: i=webgeek1234@gmail.com; a=ed25519; pk=TQwd6q26txw7bkK7B8qtI/kcAohZc7bHHGSD7domdrU= X-Endpoint-Received: by B4 Relay for webgeek1234@gmail.com/20250217 with auth_id=342 X-Original-From: Aaron Kling Reply-To: webgeek1234@gmail.com From: Aaron Kling The CEC controller found on Tegra210 can be used to control consumer devices using the HDMI CEC pin. Signed-off-by: Aaron Kling --- 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 = ; + clocks = <&tegra_car TEGRA210_CLK_CEC>; + clock-names = "cec"; + status = "disabled"; + }; + mc: memory-controller@70019000 { compatible = "nvidia,tegra210-mc"; reg = <0x0 0x70019000 0x0 0x1000>;