From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mailgw02.mediatek.com (unknown [210.61.82.184]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id E3C0D210C for ; Wed, 4 May 2022 09:14:50 +0000 (UTC) X-UUID: dee0bcf400984e40976b1b86d92f0f98-20220504 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.4,REQID:13bac185-20ff-4fa1-bf5b-585fc5373b5f,OB:20,L OB:20,IP:0,URL:25,TC:0,Content:-20,EDM:0,RT:0,SF:95,FILE:0,RULE:Release_Ha m,ACTION:release,TS:100 X-CID-INFO: VERSION:1.1.4,REQID:13bac185-20ff-4fa1-bf5b-585fc5373b5f,OB:20,LOB :20,IP:0,URL:25,TC:0,Content:-20,EDM:0,RT:0,SF:95,FILE:0,RULE:Spam_GS981B3 D,ACTION:quarantine,TS:100 X-CID-META: VersionHash:faefae9,CLOUDID:218a74c7-85ee-4ac1-ac05-bd3f1e72e732,C OID:f1846824bb4a,Recheck:0,SF:28|17|19|48,TC:nil,Content:0,EDM:-3,File:nil ,QS:0,BEC:nil X-UUID: dee0bcf400984e40976b1b86d92f0f98-20220504 Received: from mtkcas11.mediatek.inc [(172.21.101.40)] by mailgw02.mediatek.com (envelope-from ) (Generic MTA with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 545314738; Wed, 04 May 2022 17:14:44 +0800 Received: from mtkmbs07n1.mediatek.inc (172.21.101.16) by mtkmbs11n2.mediatek.inc (172.21.101.187) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_CBC_SHA384) id 15.2.792.3; Wed, 4 May 2022 17:14:44 +0800 Received: from mtkmbs11n2.mediatek.inc (172.21.101.187) by mtkmbs07n1.mediatek.inc (172.21.101.16) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Wed, 4 May 2022 17:14:43 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n2.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.3 via Frontend Transport; Wed, 4 May 2022 17:14:43 +0800 From: Nancy.Lin To: Rob Herring , Matthias Brugger , Chun-Kuang Hu , "Philipp Zabel" , , "AngeloGioacchino Del Regno" , CC: David Airlie , Daniel Vetter , "Nathan Chancellor" , Nick Desaulniers , "Nancy . Lin" , "jason-jh . lin" , Yongqiang Niu , , , , , , , , Subject: [PATCH v20 01/25] dt-bindings: mediatek: add vdosys1 RDMA definition for mt8195 Date: Wed, 4 May 2022 17:14:16 +0800 Message-ID: <20220504091440.2052-2-nancy.lin@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220504091440.2052-1-nancy.lin@mediatek.com> References: <20220504091440.2052-1-nancy.lin@mediatek.com> Precedence: bulk X-Mailing-List: llvm@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain X-MTK: N Add vdosys1 RDMA definition. Signed-off-by: Nancy.Lin Reviewed-by: AngeloGioacchino Del Regno --- .../display/mediatek/mediatek,mdp-rdma.yaml | 94 +++++++++++++++++++ 1 file changed, 94 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/mediatek/mediatek,mdp-rdma.yaml diff --git a/Documentation/devicetree/bindings/display/mediatek/mediatek,mdp-rdma.yaml b/Documentation/devicetree/bindings/display/mediatek/mediatek,mdp-rdma.yaml new file mode 100644 index 000000000000..ca31accb0a95 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,mdp-rdma.yaml @@ -0,0 +1,94 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/mediatek/mediatek,mdp-rdma.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: MediaTek MDP RDMA + +maintainers: + - Chun-Kuang Hu + - Philipp Zabel + +description: + The MediaTek MDP RDMA stands for Read Direct Memory Access. + It provides real time data to the back-end panel driver, such as DSI, + DPI and DP_INTF. + It contains one line buffer to store the sufficient pixel data. + RDMA device node must be siblings to the central MMSYS_CONFIG node. + For a description of the MMSYS_CONFIG binding, see + Documentation/devicetree/bindings/arm/mediatek/mediatek,mmsys.yaml for details. + +properties: + compatible: + oneOf: + - items: + - const: mediatek,mt8195-vdo1-rdma + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + description: A phandle and PM domain specifier as defined by bindings of + the power controller specified by phandle. See + Documentation/devicetree/bindings/power/power-domain.yaml for details. + + clocks: + items: + - description: RDMA Clock + + iommus: + description: + This property should point to the respective IOMMU block with master port as argument, + see Documentation/devicetree/bindings/iommu/mediatek,iommu.yaml for details. + + mediatek,gce-client-reg: + description: + The register of display function block to be set by gce. There are 4 arguments, + such as gce node, subsys id, offset and register size. The subsys id that is + mapping to the register of display function blocks is defined in the gce header + include/include/dt-bindings/gce/-gce.h of each chips. + $ref: /schemas/types.yaml#/definitions/phandle-array + items: + items: + - description: phandle of GCE + - description: GCE subsys id + - description: register offset + - description: register size + maxItems: 1 + +required: + - compatible + - reg + - power-domains + - clocks + - iommus + - mediatek,gce-client-reg + +additionalProperties: false + +examples: + - | + #include + #include + #include + #include + #include + + soc { + #address-cells = <2>; + #size-cells = <2>; + + vdo1_rdma0: mdp-rdma@1c104000 { + compatible = "mediatek,mt8195-vdo1-rdma"; + reg = <0 0x1c104000 0 0x1000>; + interrupts = ; + clocks = <&vdosys1 CLK_VDO1_MDP_RDMA0>; + power-domains = <&spm MT8195_POWER_DOMAIN_VDOSYS1>; + iommus = <&iommu_vdo M4U_PORT_L2_MDP_RDMA0>; + mediatek,gce-client-reg = <&gce0 SUBSYS_1c10XXXX 0x4000 0x1000>; + }; + }; -- 2.18.0