From patchwork Tue Sep 10 09:01:42 2024 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: AngeloGioacchino Del Regno X-Patchwork-Id: 13798141 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 2E6E8ECE564 for ; Tue, 10 Sep 2024 09:04:14 +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=mKEfFgRP4pwbuJrrgmr4fyApWqmavw49yGt+Qpw4FN0=; b=Z+anGuaxbvsU+q19Xgpton6rz7 eV4fxhd4R47omieVTUcvxQJzKV7XDQ00rd6cJrv2EMEbv5r6oGDdXnwyplW6bf8zByJ1athj2LNAD irxJUnpDgbG8nws/MJdBNBJSLqx7ogypD2adYcOdlMNtkXDaYaoC5nODDso2bGyJb++M44uJtg8LN 3gywFY4jmUnPSBRtSr3evOYnbaJdX0L+NVkbmTDY4VSMJNRY4D7GDOCtj7VuR5PGPiIjZbewV2mAs T7WYPYwvMFnn3VvUva/DKdTSHY6DfeqBQcbF4wVs2PK8ywGo9NeuvD2AjpJrI0xblbv4rMTa4Pn5e PwNCvQTA==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.97.1 #2 (Red Hat Linux)) id 1snwn2-00000004vVd-3fXk; Tue, 10 Sep 2024 09:04:00 +0000 Received: from a7-42.smtp-out.eu-west-1.amazonses.com ([54.240.7.42]) by bombadil.infradead.org with esmtps (Exim 4.97.1 #2 (Red Hat Linux)) id 1snwks-00000004uhh-40FG; Tue, 10 Sep 2024 09:01:49 +0000 DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=4232tfv5ebdrjdwkr5zzm7kytdkokgug; d=collabora.com; t=1725958902; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding; bh=GzLfsDTUMMdGBR6iRZk3PPetRE7pbsieNX4s440SIME=; b=hXaSXFh3Xn9vshD81c/7qVKyPw3piq5WqRxzXfC4GVFeQ3UUnO3vX4+D/2I7DOfQ H4pfbIfxrQFAPjPXrsA7KKAtv37WCARqeVejxQtV9xGDxexQr4GjRj7y6ZPmfuy34+p WMXXqX+HO01Gwskb2sUmDZfWbulvgRfYSfu3pfMPyDWp4EosSvIT02+mvT5NA0MLUAi Xtvnj3Y1rURSdld7xl33Es7/N0QZwLPTYV9GjYUuiBG1MK0/P5DMws91QnMCA97g48F rshdQ9TkAiPWAR79VIpyIhDbf8/fAonMwmNVJ+NPWwBYqOozz3p5FvG/agc8wwDg3Wl uzqxDfnMFQ== DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/simple; s=uku4taia5b5tsbglxyj6zym32efj7xqv; d=amazonses.com; t=1725958902; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References:MIME-Version:Content-Transfer-Encoding:Feedback-ID; bh=GzLfsDTUMMdGBR6iRZk3PPetRE7pbsieNX4s440SIME=; b=UPaiIJziNX8fkkVk/YAq72IeeWjbkSozMUh1OxU1D1u3rvPTrFJtPbWcqxbMbprQ Iq2LH//8dl6mh1+EeGimNcB0JrfuuJcFY+hK1em/pY4mt7NG7VGzNAGhcdCJkMbUwku v3ZiHBaTuTDca3aG8JfeoXc0uAiMvnJhPP/A24CY= From: AngeloGioacchino Del Regno To: chunkuang.hu@kernel.org Cc: robh@kernel.org, krzysztof.kozlowski+dt@linaro.org, conor+dt@kernel.org, p.zabel@pengutronix.de, airlied@gmail.com, daniel@ffwll.ch, maarten.lankhorst@linux.intel.com, mripard@kernel.org, tzimmermann@suse.de, matthias.bgg@gmail.com, angelogioacchino.delregno@collabora.com, shawn.sung@mediatek.com, yu-chang.lee@mediatek.com, ck.hu@mediatek.com, jitao.shi@mediatek.com, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-mediatek@lists.infradead.org, linux-arm-kernel@lists.infradead.org, wenst@chromium.org, kernel@collabora.com, sui.jingfeng@linux.dev, michael@walle.cc, sjoerd@collabora.com, Alexandre Mergnat , Michael Walle Subject: [PATCH v9 2/3] dt-bindings: arm: mediatek: mmsys: Add OF graph support for board path Date: Tue, 10 Sep 2024 09:01:42 +0000 Message-ID: <01020191db2ad3bd-dafdac93-c1ab-4ef4-9287-5a17c3dccfd4-000000@eu-west-1.amazonses.com> X-Mailer: git-send-email 2.46.0 In-Reply-To: <20240910090127.78905-1-angelogioacchino.delregno@collabora.com> References: <20240910090127.78905-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 Feedback-ID: ::1.eu-west-1.YpP9ZbxnARFfy3Cb5pfsLd/pdsXBCNK0KEM7HforL4k=:AmazonSES X-SES-Outgoing: 2024.09.10-54.240.7.42 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20240910_020147_320725_2F2CEC98 X-CRM114-Status: GOOD ( 10.39 ) 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 Document OF graph on MMSYS/VDOSYS: this supports up to three DDP paths per HW instance (so potentially up to six displays for multi-vdo SoCs). The MMSYS or VDOSYS is always the first component in the DDP pipeline, so it only supports an output port with multiple endpoints - where each endpoint defines the starting point for one of the (currently three) possible hardware paths. Reviewed-by: Rob Herring (Arm) Reviewed-by: Alexandre Mergnat Tested-by: Alexandre Mergnat Reviewed-by: CK Hu Tested-by: Michael Walle # on kontron-sbc-i1200 Signed-off-by: AngeloGioacchino Del Regno --- .../bindings/arm/mediatek/mediatek,mmsys.yaml | 28 +++++++++++++++++++ 1 file changed, 28 insertions(+) diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml index b3c6888c1457..3f4262e93c78 100644 --- a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml +++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml @@ -93,6 +93,34 @@ properties: '#reset-cells': const: 1 + port: + $ref: /schemas/graph.yaml#/properties/port + description: + Output port node. This port connects the MMSYS/VDOSYS output to + the first component of one display pipeline, for example one of + the available OVL or RDMA blocks. + Some MediaTek SoCs support multiple display outputs per MMSYS. + properties: + endpoint@0: + $ref: /schemas/graph.yaml#/properties/endpoint + description: Output to the primary display pipeline + + endpoint@1: + $ref: /schemas/graph.yaml#/properties/endpoint + description: Output to the secondary display pipeline + + endpoint@2: + $ref: /schemas/graph.yaml#/properties/endpoint + description: Output to the tertiary display pipeline + + anyOf: + - required: + - endpoint@0 + - required: + - endpoint@1 + - required: + - endpoint@2 + required: - compatible - reg