From patchwork Mon Oct 7 09:31:13 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: 13824393 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 78F45CFB43F for ; Mon, 7 Oct 2024 09:34:21 +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=x+ghuzRySs3Rlk+pvyNj+Nml0+xvv3jeX5LPqOUlAOo=; b=I7LenYjpRb3ppAYVI6vgc38mXE mVvi3kxyVOBmmYA93eaemJx86jMgxuvhv0B5ZHReBe0zI3dGMu7AYhoEgn9i670akuAylrwYa6Lbq AbHBPVJ2baZapl2+H2qh99t67sMWVWkb1mN30FTFLPXgilWBUi2qsNihCn4HrdLQYuuc7sq1gq476 uFWMYMmhMjdY5jAxI0aEENqNa3r+t6Cv3uLH3v15s7N1iKw4oqPCx3zWWxmiwfgHgNFEid/e0EfBh toLSZkST8PdC49W5ErpBC7mIOHO3pVTFXptQBZKxA6PEb2K3JiZCP4SOUgy/PL0jxMlWiEK0H0Tyf FG6YgOtw==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.98 #2 (Red Hat Linux)) id 1sxk83-00000001vev-05UY; Mon, 07 Oct 2024 09:34:11 +0000 Received: from bali.collaboradmins.com ([148.251.105.195]) by bombadil.infradead.org with esmtps (Exim 4.98 #2 (Red Hat Linux)) id 1sxk5O-00000001v48-3Xyo; Mon, 07 Oct 2024 09:31:29 +0000 DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1728293485; bh=Cq3dZsX1iPH2sUqY98fTwu1oiCm4WlLKa+tNu4ZQhh0=; h=From:To:Cc:Subject:Date:In-Reply-To:References:From; b=Rl9JPHYjIZd0tS46aW8UOpJdXV8lVIFbat8Q2LhOaYmjerUc2DuftBaCD5g98a7hY EG9YRDl2A5t/FdlrFG5QOwsSw30zq+4D4BqxvUCSu/R+G8PLaHmIhFpCg1vf8GUj57 L9LT9APmemNmBom5XfWya27IvgaKXAPz070ySfFDQoryd/q7kOzf5x8WZwvJE0AiaH IWQ7qZVYOkA69ojAPgnxzONhEFU8eaWfVqpIhhy1SIc+DHsTAGx6xd8fYbU2aaGGF7 lOFu0Za2kiyjfEya22fZnXf+9tjwXwSn4tppUqKltmD4Bj2qAHIMQiEc4TLTJ2Oqvv ne6t82cLPG1bA== 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 300A817E11E2; Mon, 7 Oct 2024 11:31:24 +0200 (CEST) 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 v11 2/3] dt-bindings: arm: mediatek: mmsys: Add OF graph support for board path Date: Mon, 7 Oct 2024 11:31:13 +0200 Message-ID: <20241007093114.35332-3-angelogioacchino.delregno@collabora.com> X-Mailer: git-send-email 2.46.1 In-Reply-To: <20241007093114.35332-1-angelogioacchino.delregno@collabora.com> References: <20241007093114.35332-1-angelogioacchino.delregno@collabora.com> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20241007_023127_163747_9F633DE9 X-CRM114-Status: GOOD ( 10.97 ) 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