From patchwork Mon Feb 17 15:48:04 2025 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 13978107 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 379A7C021AA for ; Mon, 17 Feb 2025 15:49:40 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 5735210E51C; Mon, 17 Feb 2025 15:49:39 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=collabora.com header.i=@collabora.com header.b="JA+GnW6I"; dkim-atps=neutral Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) by gabe.freedesktop.org (Postfix) with ESMTPS id 71CD310E519 for ; Mon, 17 Feb 2025 15:49:34 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1739807373; bh=SmzQjHSz8xFcC9epDhGXNLF77W+4aksKW5fg4/SNhG0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=JA+GnW6I+9AbNMKns/2hWioy/wvEYXOkEk1ERCIVtIMhYOhba5/CVq22Wc8b4hbYW xKFmQCBPKMQWTv8d25h5E7d6GBhhj2CI2dWO5HFF2kDO8l0X3bNHWorc2b8snUyuUj KANY6st3oTVuEgciyiBiLWh9PkJ2GXAYPrxJ+j0f/K3so8WPwkJWqilvxTfY1fn7U8 fy0TYWvSzp8HGdGp4h8RtaEyzeIe2VPue5pagQUf9Lr5y4cYBUOLpEa2q0OErLBYgB HTykSPnPDn3INOxhIrRbs6L+CdDa9sen9xzIZ7P9NMZqbnuuvY2NAX+u90hqSZeyS1 hiRxD5aW6TRNg== Received: from IcarusMOD.eternityproject.eu (2-237-20-237.ip236.fastwebnet.it [2.237.20.237]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange X25519 server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: kholk11) by bali.collaboradmins.com (Postfix) with ESMTPSA id DA96617E1570; Mon, 17 Feb 2025 16:49:31 +0100 (CET) From: AngeloGioacchino Del Regno To: chunkuang.hu@kernel.org Cc: p.zabel@pengutronix.de, airlied@gmail.com, simona@ffwll.ch, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, ck.hu@mediatek.com, jitao.shi@mediatek.com, jie.qiu@mediatek.com, junzhi.zhao@mediatek.com, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, kernel@collabora.com, dmitry.baryshkov@linaro.org, lewis.liao@mediatek.com, ives.chenjh@mediatek.com, tommyyl.chen@mediatek.com, jason-jh.lin@mediatek.com Subject: [PATCH v7 11/43] dt-bindings: display: mediatek: Add binding for HDMIv2 DDC Date: Mon, 17 Feb 2025 16:48:04 +0100 Message-ID: <20250217154836.108895-12-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250217154836.108895-1-angelogioacchino.delregno@collabora.com> References: <20250217154836.108895-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" Add a binding for the Display Data Channel (DDC) IP in MediaTek SoCs with version 2 HDMI TX IP. Reviewed-by: Rob Herring (Arm) Reviewed-by: CK Hu Signed-off-by: AngeloGioacchino Del Regno --- .../mediatek/mediatek,mt8195-hdmi-ddc.yaml | 41 +++++++++++++++++++ 1 file changed, 41 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml new file mode 100644 index 000000000000..bde4dc556d4f --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml @@ -0,0 +1,41 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,mt8195-hdmi-ddc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek HDMI MT8195 series HDMI Display Data Channel (DDC) + +maintainers: + - AngeloGioacchino Del Regno + - CK Hu + +properties: + compatible: + oneOf: + - const: mediatek,mt8195-hdmi-ddc + - items: + - const: mediatek,mt8188-hdmi-ddc + - const: mediatek,mt8195-hdmi-ddc + + clocks: + maxItems: 1 + + power-domains: + maxItems: 1 + +required: + - compatible + - clocks + +additionalProperties: false + +examples: + - | + hdmi { + hdmi_ddc: i2c { + compatible = "mediatek,mt8195-hdmi-ddc"; + clocks = <&clk26m>; + }; + }; +...