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: 13798155 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 D7984ECE564 for ; Tue, 10 Sep 2024 09:12:10 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 2596C10E722; Tue, 10 Sep 2024 09:12:10 +0000 (UTC) Authentication-Results: gabe.freedesktop.org; dkim=pass (2048-bit key; unprotected) header.d=collabora.com header.i=@collabora.com header.b="hXaSXFh3"; dkim=pass (1024-bit key; unprotected) header.d=amazonses.com header.i=@amazonses.com header.b="UPaiIJzi"; dkim-atps=neutral X-Greylist: delayed 626 seconds by postgrey-1.36 at gabe; Tue, 10 Sep 2024 09:12:09 UTC Received: from a7-32.smtp-out.eu-west-1.amazonses.com (a7-32.smtp-out.eu-west-1.amazonses.com [54.240.7.32]) by gabe.freedesktop.org (Postfix) with ESMTPS id 0F7AC10E723 for ; Tue, 10 Sep 2024 09:12:08 +0000 (UTC) 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: 2024.09.10-54.240.7.32 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" 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