From patchwork Tue Apr 8 04:39:50 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Aaron Kling X-Patchwork-Id: 14042156 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 0BE5B35973; Tue, 8 Apr 2025 04:40:05 +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=1744087205; cv=none; b=MjN7GD/cxZzCP2yOVa77I0uKRNZhbfnvjXD2qUX6vSxBfGftsr6Xl4A4EJmOhnTJSNZSixDtSCIg2XeU0Tqqy+u7UUrfZUoCD9q+ZapfFfA9vFISKDXz1pDTriVHRzXtc5kgGTOOfpOZmi/Fbbvk5kq5R29+1owop432jtqKMTM= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1744087205; c=relaxed/simple; bh=XEKLLzDUwO73lm036APy9wcjIJRYWRNLNEiLDKpC+yo=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Dgi8XdvVEb+u/1mvyJxWeZZ6UCPpNwk4OusN67Hcgzh+t/nNvjOR7f9UoYliotB+Dri9sUyKNobd4RLEQqS8HB2p+VwzIOjx1qKDzKZpzOBiXd08YukAVQ1u5leaJCTKiEvqC/4sI113ZBwcMiEppaTYLFxM4+qyGSLISRmo6Hg= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=kernel.org header.i=@kernel.org header.b=a7RmFrvN; 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="a7RmFrvN" Received: by smtp.kernel.org (Postfix) with ESMTPS id C0B2FC4CEEC; Tue, 8 Apr 2025 04:40:04 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=k20201202; t=1744087204; bh=XEKLLzDUwO73lm036APy9wcjIJRYWRNLNEiLDKpC+yo=; h=From:Date:Subject:References:In-Reply-To:To:Cc:Reply-To:From; b=a7RmFrvN0gOaI+VeEyVWumDDev/zJNUxJlyhvZBHG7jSSHPMTMe4kVg2JcHoLx/0s M3wQOt43jEXEVxYGzhTJjH8Y+1exmHIPus/+Fr2CEZ6dib0QRf60buuKHK+2WWD+2f B0VhMMeX1bhtuXDgHE7HwPBpElF+0u//0Capx83QhP1djfG2fOPEJjmmewU82xUY0U vBbxa4KEkPfVxwXOTiGj8snRJ9tPsJGPufNOqLPL68Y7A21+0CWQfOS6u6ayJm852w Wy1HaB8R0aIda5wiWnb1khPC0RkZXFysHgoa88FoblLdENlCHRqPnSxaMWAtJWDt30 p1aLPJFdVifpQ== 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 B022BC369A2; Tue, 8 Apr 2025 04:40:04 +0000 (UTC) Date: Mon, 07 Apr 2025 23:39:50 -0500 Subject: [PATCH 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: <20250407-tegra-cec-v1-3-e25dd9577b5f@gmail.com> References: <20250407-tegra-cec-v1-0-e25dd9577b5f@gmail.com> In-Reply-To: <20250407-tegra-cec-v1-0-e25dd9577b5f@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=1744087203; l=999; i=webgeek1234@gmail.com; s=20250217; h=from:subject:message-id; bh=bblG65p7/xkPR55OcOIBpt0KSwsSdM49hsWkcsMIg5A=; b=zNgg7owY5OUtcXF0vHQva73Lmo6DNe1GsIsbF8GS6qjP+D7aNxMxSAimzlQ9v78JVjXfxT7MT qD49K/NfYCFAPX0w5HhHDj/65rODLOkqyOkLa38SUvdTHhxqlYBsoCE 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 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>;