From patchwork Mon Jun 6 05:11:29 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: =?utf-8?b?UmV4LUJDIENoZW4gKOmZs+afj+i+sCk=?= X-Patchwork-Id: 12869975 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 4A7BCC433EF for ; Mon, 6 Jun 2022 05:23:21 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=lists.infradead.org; s=bombadil.20210309; h=Sender: Content-Transfer-Encoding:Content-Type:List-Subscribe:List-Help:List-Post: List-Archive:List-Unsubscribe:List-Id:MIME-Version:References:In-Reply-To: Message-ID:Date:Subject:CC:To:From:Reply-To:Content-ID:Content-Description: Resent-Date:Resent-From:Resent-Sender:Resent-To:Resent-Cc:Resent-Message-ID: List-Owner; bh=hAlxuqnieBruIwTgRdN14MJyNLI/6UdnPJyjcrHUb3Y=; b=m5XqmW349AMaGm SfdwXYXukWKx6gwZ/9CKlw1MI7gcS0U1ZweH7Jva1e/avo9aIALvLDqm68LtQu3RQ+wQw0RiUq2H8 KsZmQbM8y/19FFF8zmHstyeeUNj2rtEd3hkvQjuvBR1Pq2HmyyxBtDYx/UCqkhkJmdmetWhruEG+7 fKwQcOYDQCw8gT7V4EhhI5BCk5gUYiWdTkcW2GfS159MVSymisEXgkO1/so5FG+es/GTGBDJqPjvn DN1rb4VmqWx9h0WTNd4zt9v8UEJrjvgxPsTJjKtKPWmCmSInmFe2Q8NSewYbBsPqrc9yxJen1bQCL BwbRQqjsMHoN4qXcg6HQ==; Received: from localhost ([::1] helo=bombadil.infradead.org) by bombadil.infradead.org with esmtp (Exim 4.94.2 #2 (Red Hat Linux)) id 1ny5Bd-00Gmu0-Hv; Mon, 06 Jun 2022 05:21:57 +0000 Received: from mailgw01.mediatek.com ([216.200.240.184]) by bombadil.infradead.org with esmtps (Exim 4.94.2 #2 (Red Hat Linux)) id 1ny5BR-00Gms4-Jx; Mon, 06 Jun 2022 05:21:47 +0000 X-UUID: deb0ba177dde4b09ad4b3c389e18ad2e-20220605 X-CID-P-RULE: Release_Ham X-CID-O-INFO: VERSION:1.1.5,REQID:ac91a3c5-8458-4e6a-acb0-c864838ddd93,OB:0,LO B:0,IP:0,URL:25,TC:0,Content:-5,EDM:0,RT:0,SF:0,FILE:0,RULE:Release_Ham,AC TION:release,TS:20 X-CID-META: VersionHash:2a19b09,CLOUDID:9431b5ad-3171-4dd4-a2d9-73b846daf167,C OID:IGNORED,Recheck:0,SF:nil,TC:nil,Content:0,EDM:-3,IP:nil,URL:1,File:nil ,QS:0,BEC:nil X-UUID: deb0ba177dde4b09ad4b3c389e18ad2e-20220605 Received: from mtkcas66.mediatek.inc [(172.29.193.44)] by mailgw01.mediatek.com (envelope-from ) (musrelay.mediatek.com ESMTP with TLSv1.2 ECDHE-RSA-AES256-SHA384 256/256) with ESMTP id 433378867; Sun, 05 Jun 2022 22:21:36 -0700 Received: from mtkmbs10n1.mediatek.inc (172.21.101.34) by MTKMBS62DR.mediatek.inc (172.29.94.18) with Microsoft SMTP Server (TLS) id 15.0.1497.2; Sun, 5 Jun 2022 22:11:34 -0700 Received: from mtkmbs11n1.mediatek.inc (172.21.101.186) by mtkmbs10n1.mediatek.inc (172.21.101.34) with Microsoft SMTP Server (version=TLS1_2, cipher=TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384) id 15.2.792.15; Mon, 6 Jun 2022 13:11:32 +0800 Received: from mtksdccf07.mediatek.inc (172.21.84.99) by mtkmbs11n1.mediatek.inc (172.21.101.73) with Microsoft SMTP Server id 15.2.792.3 via Frontend Transport; Mon, 6 Jun 2022 13:11:32 +0800 From: Bo-Chen Chen To: , , , CC: , , , , , , , , , , , , Bo-Chen Chen Subject: [RESEND v4 1/3] dt-bindings: mediatek: add vdosys1 RDMA definition for mt8195 Date: Mon, 6 Jun 2022 13:11:29 +0800 Message-ID: <20220606051131.14182-2-rex-bc.chen@mediatek.com> X-Mailer: git-send-email 2.18.0 In-Reply-To: <20220606051131.14182-1-rex-bc.chen@mediatek.com> References: <20220606051131.14182-1-rex-bc.chen@mediatek.com> MIME-Version: 1.0 X-MTK: N X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20220605_222145_693279_F1757BC4 X-CRM114-Status: GOOD ( 12.91 ) 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 From: "Nancy.Lin" Add vdosys1 RDMA definition. Signed-off-by: Nancy.Lin Signed-off-by: Bo-Chen Chen Reviewed-by: AngeloGioacchino Del Regno Reviewed-by: Krzysztof Kozlowski Tested-by: AngeloGioacchino Del Regno --- .../display/mediatek/mediatek,mdp-rdma.yaml | 88 +++++++++++++++++++ 1 file changed, 88 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..678abb321cc2 --- /dev/null +++ b/Documentation/devicetree/bindings/display/mediatek/mediatek,mdp-rdma.yaml @@ -0,0 +1,88 @@ +# 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: + - const: mediatek,mt8195-vdo1-rdma + + reg: + maxItems: 1 + + interrupts: + maxItems: 1 + + power-domains: + maxItems: 1 + + clocks: + items: + - description: RDMA Clock + + iommus: + maxItems: 1 + + 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/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>; + + 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>; + }; + };