From patchwork Wed Apr 9 13:12:56 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: 14044630 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 bombadil.infradead.org (bombadil.infradead.org [198.137.202.133]) (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 8EDEFC36002 for ; Wed, 9 Apr 2025 13:27:55 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender:List-Subscribe:List-Help :List-Post:List-Archive:List-Unsubscribe:List-Id:Content-Transfer-Encoding: MIME-Version:References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From: Reply-To:Content-Type:Content-ID:Content-Description:Resent-Date:Resent-From: Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID:List-Owner; bh=FNZfrTN6LiCzNCBDTfIGS5HRqsiUpLsWP5wNtI+PW6Y=; b=i5p13nrgVA+hviB3uC6p0Mirao Zj45kLJ32YJMr3217pF8b+dZ1t6AiU0solV3QNwZ9/3UMzZ5AR+capFTnxj0Ub4Nsk0oRH5hCuvAN o8aa6kWbwn/LrXrbPKtuQ0OmJu76uLo/H7/K0idqfFA9zZuFTG7xey76VpQczXKvjMcL5/n3M1E3o yDMa4uRz4gVWrnbHQjb4U2pylf3jmIqdFLlC3Qb1TmGr10V6FFknfpOenr9xHxpd6Bj/TJeaR1gNB 0Bm6O7CHSr2tGp4PhEO83xFbAW5qmcK0r2i8HurFwnZzFTTm+G48ScCbHckhTNhiAafIqli7V68an 9kOUrbyg==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98.2 #2 (Red Hat Linux)) id 1u2VSz-00000007Ibd-23En; Wed, 09 Apr 2025 13:27:45 +0000 Received: from bali.collaboradmins.com ([2a01:4f8:201:9162::2]) by bombadil.infradead.org with esmtps (Exim 4.98.2 #2 (Red Hat Linux)) id 1u2VF6-00000007F5R-2Pgj; Wed, 09 Apr 2025 13:13:26 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1744204402; bh=DATJrZaH9JfWeAmD0tPnwt88xNWYRlg12xEesQvyvlQ=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=bhCn2K5lLSQjDFCIVlZkErThvTIcoRMNCnEIB5S19nppa/+WzfTJB7C8899lgyuI5 p8FNkIuD0hMLLWff4SqugEZpAR8g35TsC/qcWBfRKmIuzkTHbeqmFIqRZyok0Eu3Tu YBeshRkBoXhVxcIg+y3fdM0g0S+WYUb1J2AD9V3OVUYPTzAwQs8hrn3Glk2F1o07md rmCgmr0+sqyBuZ2TneKrvW8V6UYmt1sULckWYZBDfrASWxmAIEY3RDSWgK1Bf2bTrO /eGCfm37KiOAZRy+Kf90o07it3Z3DWIHEwvA1xjYzElxAzANMm88VUAu08Kzmz/dEg zJ89W38eqxQJw== 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 6AC3817E07F2; Wed, 9 Apr 2025 15:13:21 +0200 (CEST) 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 v8 01/23] dt-bindings: display: mediatek: Add binding for HDMIv2 DDC Date: Wed, 9 Apr 2025 15:12:56 +0200 Message-ID: <20250409131318.108690-2-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.49.0 In-Reply-To: <20250409131318.108690-1-angelogioacchino.delregno@collabora.com> References: <20250409131318.108690-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20250409_061324_786228_E319613D X-CRM114-Status: GOOD ( 11.52 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.34 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+linux-arm-kernel=archiver.kernel.org@lists.infradead.org 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>; + }; + }; +...