From patchwork Sun Dec 20 14:50:53 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Laurent Pinchart X-Patchwork-Id: 11983945 X-Patchwork-Delegate: kieran@bingham.xyz Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-23.8 required=3.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,HEADER_FROM_DIFFERENT_DOMAINS,INCLUDES_CR_TRAILER, INCLUDES_PATCH,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING,SPF_HELO_NONE,SPF_PASS, USER_AGENT_GIT autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id D0853C4361B for ; Sun, 20 Dec 2020 14:52:06 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 8F6DD230FD for ; Sun, 20 Dec 2020 14:52:06 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727474AbgLTOwG (ORCPT ); Sun, 20 Dec 2020 09:52:06 -0500 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:51294 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727396AbgLTOwF (ORCPT ); Sun, 20 Dec 2020 09:52:05 -0500 Received: from perceval.ideasonboard.com (perceval.ideasonboard.com [IPv6:2001:4b98:dc2:55:216:3eff:fef7:d647]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id BD579C0613CF; Sun, 20 Dec 2020 06:51:05 -0800 (PST) Received: from pendragon.lan (62-78-145-57.bb.dnainternet.fi [62.78.145.57]) by perceval.ideasonboard.com (Postfix) with ESMTPSA id 0D4F4593; Sun, 20 Dec 2020 15:51:03 +0100 (CET) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=ideasonboard.com; s=mail; t=1608475864; bh=ghMdFBoUOznJ0GehGLk81nmP2deEmTwbDUykx1YZ7H4=; h=From:To:Cc:Subject:Date:From; b=C1KvaDstKsT2W2x5DPpE2jv/fLISbPIBEzGqqFTr1pvtcjf9+2MZ91T2hbCFPFmY0 0BZg19ajhG0ZwfYbzLX4yVdWTtgPzcP41S+q0ErgR6aL8iuwZqH+yqqs/QBL5gkHXw aHqDvsXkDPWmWs1klPhjDJ9wUZi6RWhyLaIsvNZQ= From: Laurent Pinchart To: dri-devel@lists.freedesktop.org Cc: linux-renesas-soc@vger.kernel.org, Rob Herring , devicetree@vger.kernel.org Subject: [PATCH v3] dt-bindings: display: renesas,du: Convert binding to YAML Date: Sun, 20 Dec 2020 16:50:53 +0200 Message-Id: <20201220145053.7382-1-laurent.pinchart+renesas@ideasonboard.com> X-Mailer: git-send-email 2.27.0 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org Convert the Renesas R-Car DU text binding to YAML. Signed-off-by: Laurent Pinchart Reviewed-by: Rob Herring --- Changes since v2: - Drop boilerplate for ports node - Add description for interrupts peroperty - Use single quoted strings to avoid double backslashes Changes since v1: - Use pattern instead of enum for dclkin - Update MAINTAINERS --- .../bindings/display/renesas,du.txt | 145 --- .../bindings/display/renesas,du.yaml | 831 ++++++++++++++++++ MAINTAINERS | 2 +- 3 files changed, 832 insertions(+), 146 deletions(-) delete mode 100644 Documentation/devicetree/bindings/display/renesas,du.txt create mode 100644 Documentation/devicetree/bindings/display/renesas,du.yaml diff --git a/Documentation/devicetree/bindings/display/renesas,du.txt b/Documentation/devicetree/bindings/display/renesas,du.txt deleted file mode 100644 index 7d65c24fcda8..000000000000 --- a/Documentation/devicetree/bindings/display/renesas,du.txt +++ /dev/null @@ -1,145 +0,0 @@ -* Renesas R-Car Display Unit (DU) - -Required Properties: - - - compatible: must be one of the following. - - "renesas,du-r8a7742" for R8A7742 (RZ/G1H) compatible DU - - "renesas,du-r8a7743" for R8A7743 (RZ/G1M) compatible DU - - "renesas,du-r8a7744" for R8A7744 (RZ/G1N) compatible DU - - "renesas,du-r8a7745" for R8A7745 (RZ/G1E) compatible DU - - "renesas,du-r8a77470" for R8A77470 (RZ/G1C) compatible DU - - "renesas,du-r8a774a1" for R8A774A1 (RZ/G2M) compatible DU - - "renesas,du-r8a774b1" for R8A774B1 (RZ/G2N) compatible DU - - "renesas,du-r8a774c0" for R8A774C0 (RZ/G2E) compatible DU - - "renesas,du-r8a774e1" for R8A774E1 (RZ/G2H) compatible DU - - "renesas,du-r8a7779" for R8A7779 (R-Car H1) compatible DU - - "renesas,du-r8a7790" for R8A7790 (R-Car H2) compatible DU - - "renesas,du-r8a7791" for R8A7791 (R-Car M2-W) compatible DU - - "renesas,du-r8a7792" for R8A7792 (R-Car V2H) compatible DU - - "renesas,du-r8a7793" for R8A7793 (R-Car M2-N) compatible DU - - "renesas,du-r8a7794" for R8A7794 (R-Car E2) compatible DU - - "renesas,du-r8a7795" for R8A7795 (R-Car H3) compatible DU - - "renesas,du-r8a7796" for R8A7796 (R-Car M3-W) compatible DU - - "renesas,du-r8a77961" for R8A77961 (R-Car M3-W+) compatible DU - - "renesas,du-r8a77965" for R8A77965 (R-Car M3-N) compatible DU - - "renesas,du-r8a77970" for R8A77970 (R-Car V3M) compatible DU - - "renesas,du-r8a77980" for R8A77980 (R-Car V3H) compatible DU - - "renesas,du-r8a77990" for R8A77990 (R-Car E3) compatible DU - - "renesas,du-r8a77995" for R8A77995 (R-Car D3) compatible DU - - - reg: the memory-mapped I/O registers base address and length - - - interrupts: Interrupt specifiers for the DU interrupts. - - - clocks: A list of phandles + clock-specifier pairs, one for each entry in - the clock-names property. - - clock-names: Name of the clocks. This property is model-dependent. - - R8A7779 uses a single functional clock. The clock doesn't need to be - named. - - All other DU instances use one functional clock per channel The - functional clocks must be named "du.x" with "x" being the channel - numerical index. - - In addition to the functional clocks, all DU versions also support - externally supplied pixel clocks. Those clocks are optional. When - supplied they must be named "dclkin.x" with "x" being the input clock - numerical index. - - - renesas,cmms: A list of phandles to the CMM instances present in the SoC, - one for each available DU channel. The property shall not be specified for - SoCs that do not provide any CMM (such as V3M and V3H). - - - renesas,vsps: A list of phandle and channel index tuples to the VSPs that - handle the memory interfaces for the DU channels. The phandle identifies the - VSP instance that serves the DU channel, and the channel index identifies - the LIF instance in that VSP. - -Optional properties: - - resets: A list of phandle + reset-specifier pairs, one for each entry in - the reset-names property. - - reset-names: Names of the resets. This property is model-dependent. - - All but R8A7779 use one reset for a group of one or more successive - channels. The resets must be named "du.x" with "x" being the numerical - index of the lowest channel in the group. - -Required nodes: - -The connections to the DU output video ports are modeled using the OF graph -bindings specified in Documentation/devicetree/bindings/graph.txt. - -The following table lists for each supported model the port number -corresponding to each DU output. - - Port0 Port1 Port2 Port3 ------------------------------------------------------------------------------ - R8A7742 (RZ/G1H) DPAD 0 LVDS 0 LVDS 1 - - R8A7743 (RZ/G1M) DPAD 0 LVDS 0 - - - R8A7744 (RZ/G1N) DPAD 0 LVDS 0 - - - R8A7745 (RZ/G1E) DPAD 0 DPAD 1 - - - R8A77470 (RZ/G1C) DPAD 0 DPAD 1 LVDS 0 - - R8A774A1 (RZ/G2M) DPAD 0 HDMI 0 LVDS 0 - - R8A774B1 (RZ/G2N) DPAD 0 HDMI 0 LVDS 0 - - R8A774C0 (RZ/G2E) DPAD 0 LVDS 0 LVDS 1 - - R8A774E1 (RZ/G2H) DPAD 0 HDMI 0 LVDS 0 - - R8A7779 (R-Car H1) DPAD 0 DPAD 1 - - - R8A7790 (R-Car H2) DPAD 0 LVDS 0 LVDS 1 - - R8A7791 (R-Car M2-W) DPAD 0 LVDS 0 - - - R8A7792 (R-Car V2H) DPAD 0 DPAD 1 - - - R8A7793 (R-Car M2-N) DPAD 0 LVDS 0 - - - R8A7794 (R-Car E2) DPAD 0 DPAD 1 - - - R8A7795 (R-Car H3) DPAD 0 HDMI 0 HDMI 1 LVDS 0 - R8A7796 (R-Car M3-W) DPAD 0 HDMI 0 LVDS 0 - - R8A77961 (R-Car M3-W+) DPAD 0 HDMI 0 LVDS 0 - - R8A77965 (R-Car M3-N) DPAD 0 HDMI 0 LVDS 0 - - R8A77970 (R-Car V3M) DPAD 0 LVDS 0 - - - R8A77980 (R-Car V3H) DPAD 0 LVDS 0 - - - R8A77990 (R-Car E3) DPAD 0 LVDS 0 LVDS 1 - - R8A77995 (R-Car D3) DPAD 0 LVDS 0 LVDS 1 - - - -Example: R8A7795 (R-Car H3) ES2.0 DU - - du: display@feb00000 { - compatible = "renesas,du-r8a7795"; - reg = <0 0xfeb00000 0 0x80000>; - interrupts = , - , - , - ; - clocks = <&cpg CPG_MOD 724>, - <&cpg CPG_MOD 723>, - <&cpg CPG_MOD 722>, - <&cpg CPG_MOD 721>; - clock-names = "du.0", "du.1", "du.2", "du.3"; - resets = <&cpg 724>, <&cpg 722>; - reset-names = "du.0", "du.2"; - renesas,cmms = <&cmm0>, <&cmm1>, <&cmm2>, <&cmm3>; - renesas,vsps = <&vspd0 0>, <&vspd1 0>, <&vspd2 0>, <&vspd0 1>; - - ports { - #address-cells = <1>; - #size-cells = <0>; - - port@0 { - reg = <0>; - du_out_rgb: endpoint { - }; - }; - port@1 { - reg = <1>; - du_out_hdmi0: endpoint { - remote-endpoint = <&dw_hdmi0_in>; - }; - }; - port@2 { - reg = <2>; - du_out_hdmi1: endpoint { - remote-endpoint = <&dw_hdmi1_in>; - }; - }; - port@3 { - reg = <3>; - du_out_lvds0: endpoint { - }; - }; - }; - }; diff --git a/Documentation/devicetree/bindings/display/renesas,du.yaml b/Documentation/devicetree/bindings/display/renesas,du.yaml new file mode 100644 index 000000000000..552a99ce4f12 --- /dev/null +++ b/Documentation/devicetree/bindings/display/renesas,du.yaml @@ -0,0 +1,831 @@ +# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/renesas,du.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Renesas R-Car Display Unit (DU) + +maintainers: + - Laurent Pinchart + +description: | + These DT bindings describe the Display Unit embedded in the Renesas R-Car + Gen1, R-Car Gen2, R-Car Gen3, RZ/G1 and RZ/G2 SoCs. + +properties: + compatible: + enum: + - renesas,du-r8a7742 # for RZ/G1H compatible DU + - renesas,du-r8a7743 # for RZ/G1M compatible DU + - renesas,du-r8a7744 # for RZ/G1N compatible DU + - renesas,du-r8a7745 # for RZ/G1E compatible DU + - renesas,du-r8a77470 # for RZ/G1C compatible DU + - renesas,du-r8a774a1 # for RZ/G2M compatible DU + - renesas,du-r8a774b1 # for RZ/G2N compatible DU + - renesas,du-r8a774c0 # for RZ/G2E compatible DU + - renesas,du-r8a774e1 # for RZ/G2H compatible DU + - renesas,du-r8a7779 # for R-Car H1 compatible DU + - renesas,du-r8a7790 # for R-Car H2 compatible DU + - renesas,du-r8a7791 # for R-Car M2-W compatible DU + - renesas,du-r8a7792 # for R-Car V2H compatible DU + - renesas,du-r8a7793 # for R-Car M2-N compatible DU + - renesas,du-r8a7794 # for R-Car E2 compatible DU + - renesas,du-r8a7795 # for R-Car H3 compatible DU + - renesas,du-r8a7796 # for R-Car M3-W compatible DU + - renesas,du-r8a77961 # for R-Car M3-W+ compatible DU + - renesas,du-r8a77965 # for R-Car M3-N compatible DU + - renesas,du-r8a77970 # for R-Car V3M compatible DU + - renesas,du-r8a77980 # for R-Car V3H compatible DU + - renesas,du-r8a77990 # for R-Car E3 compatible DU + - renesas,du-r8a77995 # for R-Car D3 compatible DU + + reg: + maxItems: 1 + + # See compatible-specific constraints below. + clocks: true + clock-names: true + interrupts: + description: Interrupt specifiers, one per DU channel + resets: true + reset-names: true + + ports: + $ref: /schemas/graph.yaml#/properties/port + description: | + The connections to the DU output video ports are modeled using the OF + graph bindings specified in Documentation/devicetree/bindings/graph.txt. + The number of ports and their assignment are model-dependent. Each port + shall have a single endpoint. + + patternProperties: + "^port@[0-3]$": + $ref: /schemas/graph.yaml#/properties/port + unevaluatedProperties: false + + required: + - port@0 + - port@1 + + unevaluatedProperties: false + + renesas,cmms: + $ref: "/schemas/types.yaml#/definitions/phandle-array" + description: + A list of phandles to the CMM instances present in the SoC, one for each + available DU channel. + + renesas,vsps: + $ref: "/schemas/types.yaml#/definitions/phandle-array" + description: + A list of phandle and channel index tuples to the VSPs that handle the + memory interfaces for the DU channels. The phandle identifies the VSP + instance that serves the DU channel, and the channel index identifies + the LIF instance in that VSP. + +required: + - compatible + - reg + - clocks + - interrupts + - resets + - ports + +allOf: + - if: + properties: + compatible: + contains: + const: renesas,du-r8a7779 + then: + properties: + clocks: + minItems: 1 + maxItems: 3 + items: + - description: Functional clock + - description: DU_DOTCLKIN0 input clock + - description: DU_DOTCLKIN1 input clock + + clock-names: + minItems: 1 + maxItems: 3 + items: + - const: du.0 + - pattern: '^dclkin\.[01]$' + - pattern: '^dclkin\.[01]$' + + interrupts: + maxItems: 1 + + resets: + maxItems: 1 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: DPAD 1 + # port@2 is TCON, not supported yet + port@2: false + port@3: false + + required: + - port@0 + - port@1 + + required: + - interrupts + + - if: + properties: + compatible: + contains: + enum: + - renesas,du-r8a7743 + - renesas,du-r8a7744 + - renesas,du-r8a7791 + - renesas,du-r8a7793 + then: + properties: + clocks: + minItems: 2 + maxItems: 4 + items: + - description: Functional clock for DU0 + - description: Functional clock for DU1 + - description: DU_DOTCLKIN0 input clock + - description: DU_DOTCLKIN1 input clock + + clock-names: + minItems: 2 + maxItems: 4 + items: + - const: du.0 + - const: du.1 + - pattern: '^dclkin\.[01]$' + - pattern: '^dclkin\.[01]$' + + interrupts: + maxItems: 2 + + resets: + maxItems: 1 + + reset-names: + items: + - const: du.0 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: LVDS 0 + # port@2 is TCON, not supported yet + port@2: false + port@3: false + + required: + - port@0 + - port@1 + + required: + - clock-names + - interrupts + - resets + - reset-names + + - if: + properties: + compatible: + contains: + enum: + - renesas,du-r8a7745 + - renesas,du-r8a7792 + then: + properties: + clocks: + minItems: 2 + maxItems: 4 + items: + - description: Functional clock for DU0 + - description: Functional clock for DU1 + - description: DU_DOTCLKIN0 input clock + - description: DU_DOTCLKIN1 input clock + + clock-names: + minItems: 2 + maxItems: 4 + items: + - const: du.0 + - const: du.1 + - pattern: '^dclkin\.[01]$' + - pattern: '^dclkin\.[01]$' + + interrupts: + maxItems: 2 + + resets: + maxItems: 1 + + reset-names: + items: + - const: du.0 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: DPAD 1 + port@2: false + port@3: false + + required: + - port@0 + - port@1 + + required: + - clock-names + - interrupts + - resets + - reset-names + + - if: + properties: + compatible: + contains: + enum: + - renesas,du-r8a7794 + then: + properties: + clocks: + minItems: 2 + maxItems: 4 + items: + - description: Functional clock for DU0 + - description: Functional clock for DU1 + - description: DU_DOTCLKIN0 input clock + - description: DU_DOTCLKIN1 input clock + + clock-names: + minItems: 2 + maxItems: 4 + items: + - const: du.0 + - const: du.1 + - pattern: '^dclkin\.[01]$' + - pattern: '^dclkin\.[01]$' + + interrupts: + maxItems: 2 + + resets: + maxItems: 1 + + reset-names: + items: + - const: du.0 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: DPAD 1 + # port@2 is TCON, not supported yet + port@2: false + port@3: false + + required: + - port@0 + - port@1 + + required: + - clock-names + - interrupts + - resets + - reset-names + + - if: + properties: + compatible: + contains: + enum: + - renesas,du-r8a77470 + then: + properties: + clocks: + minItems: 2 + maxItems: 4 + items: + - description: Functional clock for DU0 + - description: Functional clock for DU1 + - description: DU_DOTCLKIN0 input clock + - description: DU_DOTCLKIN1 input clock + + clock-names: + minItems: 2 + maxItems: 4 + items: + - const: du.0 + - const: du.1 + - pattern: '^dclkin\.[01]$' + - pattern: '^dclkin\.[01]$' + + interrupts: + maxItems: 2 + + resets: + maxItems: 1 + + reset-names: + items: + - const: du.0 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: DPAD 1 + port@2: + description: LVDS 0 + # port@3 is DVENC, not supported yet + port@3: false + + required: + - port@0 + - port@1 + - port@2 + + required: + - clock-names + - interrupts + - resets + - reset-names + + - if: + properties: + compatible: + contains: + enum: + - renesas,du-r8a7742 + - renesas,du-r8a7790 + then: + properties: + clocks: + minItems: 3 + maxItems: 6 + items: + - description: Functional clock for DU0 + - description: Functional clock for DU1 + - description: Functional clock for DU2 + - description: DU_DOTCLKIN0 input clock + - description: DU_DOTCLKIN1 input clock + - description: DU_DOTCLKIN2 input clock + + clock-names: + minItems: 3 + maxItems: 6 + items: + - const: du.0 + - const: du.1 + - const: du.2 + - pattern: '^dclkin\.[012]$' + - pattern: '^dclkin\.[012]$' + - pattern: '^dclkin\.[012]$' + + interrupts: + maxItems: 3 + + resets: + maxItems: 1 + + reset-names: + items: + - const: du.0 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: LVDS 0 + port@2: + description: LVDS 1 + # port@3 is TCON, not supported yet + port@3: false + + required: + - port@0 + - port@1 + - port@2 + + required: + - clock-names + - interrupts + - resets + - reset-names + + - if: + properties: + compatible: + contains: + enum: + - renesas,du-r8a7795 + then: + properties: + clocks: + minItems: 4 + maxItems: 8 + items: + - description: Functional clock for DU0 + - description: Functional clock for DU1 + - description: Functional clock for DU2 + - description: Functional clock for DU4 + - description: DU_DOTCLKIN0 input clock + - description: DU_DOTCLKIN1 input clock + - description: DU_DOTCLKIN2 input clock + - description: DU_DOTCLKIN3 input clock + + clock-names: + minItems: 4 + maxItems: 8 + items: + - const: du.0 + - const: du.1 + - const: du.2 + - const: du.3 + - pattern: '^dclkin\.[0123]$' + - pattern: '^dclkin\.[0123]$' + - pattern: '^dclkin\.[0123]$' + - pattern: '^dclkin\.[0123]$' + + interrupts: + maxItems: 4 + + resets: + maxItems: 2 + + reset-names: + items: + - const: du.0 + - const: du.2 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: HDMI 0 + port@2: + description: HDMI 1 + port@3: + description: LVDS 0 + + required: + - port@0 + - port@1 + - port@2 + - port@3 + + renesas,cmms: + minItems: 4 + + renesas,vsps: + minItems: 4 + + required: + - clock-names + - interrupts + - resets + - reset-names + - renesas,vsps + + - if: + properties: + compatible: + contains: + enum: + - renesas,du-r8a774a1 + - renesas,du-r8a7796 + - renesas,du-r8a77961 + then: + properties: + clocks: + minItems: 3 + maxItems: 6 + items: + - description: Functional clock for DU0 + - description: Functional clock for DU1 + - description: Functional clock for DU2 + - description: DU_DOTCLKIN0 input clock + - description: DU_DOTCLKIN1 input clock + - description: DU_DOTCLKIN2 input clock + + clock-names: + minItems: 3 + maxItems: 6 + items: + - const: du.0 + - const: du.1 + - const: du.2 + - pattern: '^dclkin\.[012]$' + - pattern: '^dclkin\.[012]$' + - pattern: '^dclkin\.[012]$' + + interrupts: + maxItems: 3 + + resets: + maxItems: 2 + + reset-names: + items: + - const: du.0 + - const: du.2 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: HDMI 0 + port@2: + description: LVDS 0 + port@3: false + + required: + - port@0 + - port@1 + - port@2 + + renesas,cmms: + minItems: 3 + + renesas,vsps: + minItems: 3 + + required: + - clock-names + - interrupts + - resets + - reset-names + - renesas,vsps + + - if: + properties: + compatible: + contains: + enum: + - renesas,du-r8a774b1 + - renesas,du-r8a774e1 + - renesas,du-r8a77965 + then: + properties: + clocks: + minItems: 3 + maxItems: 6 + items: + - description: Functional clock for DU0 + - description: Functional clock for DU1 + - description: Functional clock for DU3 + - description: DU_DOTCLKIN0 input clock + - description: DU_DOTCLKIN1 input clock + - description: DU_DOTCLKIN3 input clock + + clock-names: + minItems: 3 + maxItems: 6 + items: + - const: du.0 + - const: du.1 + - const: du.3 + - pattern: '^dclkin\.[013]$' + - pattern: '^dclkin\.[013]$' + - pattern: '^dclkin\.[013]$' + + interrupts: + maxItems: 3 + + resets: + maxItems: 2 + + reset-names: + items: + - const: du.0 + - const: du.3 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: HDMI 0 + port@2: + description: LVDS 0 + port@3: false + + required: + - port@0 + - port@1 + - port@2 + + renesas,cmms: + minItems: 3 + + renesas,vsps: + minItems: 3 + + required: + - clock-names + - interrupts + - resets + - reset-names + - renesas,vsps + + - if: + properties: + compatible: + contains: + enum: + - renesas,du-r8a77970 + - renesas,du-r8a77980 + then: + properties: + clocks: + minItems: 1 + maxItems: 2 + items: + - description: Functional clock for DU0 + - description: DU_DOTCLKIN0 input clock + + clock-names: + minItems: 1 + maxItems: 2 + items: + - const: du.0 + - const: dclkin.0 + + interrupts: + maxItems: 1 + + resets: + maxItems: 1 + + reset-names: + items: + - const: du.0 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: LVDS 0 + port@2: false + port@3: false + + required: + - port@0 + - port@1 + + renesas,vsps: + minItems: 1 + + required: + - clock-names + - interrupts + - resets + - reset-names + - renesas,vsps + + - if: + properties: + compatible: + contains: + enum: + - renesas,du-r8a774c0 + - renesas,du-r8a77990 + - renesas,du-r8a77995 + then: + properties: + clocks: + minItems: 2 + maxItems: 4 + items: + - description: Functional clock for DU0 + - description: Functional clock for DU1 + - description: DU_DOTCLKIN0 input clock + - description: DU_DOTCLKIN1 input clock + + clock-names: + minItems: 2 + maxItems: 4 + items: + - const: du.0 + - const: du.1 + - pattern: '^dclkin\.[01]$' + - pattern: '^dclkin\.[01]$' + + interrupts: + maxItems: 2 + + resets: + maxItems: 1 + + reset-names: + items: + - const: du.0 + + ports: + properties: + port@0: + description: DPAD 0 + port@1: + description: LVDS 0 + port@2: + description: LVDS 1 + # port@3 is TCON, not supported yet + port@3: false + + required: + - port@0 + - port@1 + - port@2 + + renesas,cmms: + minItems: 2 + + renesas,vsps: + minItems: 2 + + required: + - clock-names + - interrupts + - resets + - reset-names + - renesas,vsps + +additionalProperties: false + +examples: + # R-Car H3 ES2.0 DU + - | + #include + #include + + display@feb00000 { + compatible = "renesas,du-r8a7795"; + reg = <0xfeb00000 0x80000>; + interrupts = , + , + , + ; + clocks = <&cpg CPG_MOD 724>, + <&cpg CPG_MOD 723>, + <&cpg CPG_MOD 722>, + <&cpg CPG_MOD 721>; + clock-names = "du.0", "du.1", "du.2", "du.3"; + resets = <&cpg 724>, <&cpg 722>; + reset-names = "du.0", "du.2"; + + renesas,cmms = <&cmm0>, <&cmm1>, <&cmm2>, <&cmm3>; + renesas,vsps = <&vspd0 0>, <&vspd1 0>, <&vspd2 0>, <&vspd0 1>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + endpoint { + remote-endpoint = <&adv7123_in>; + }; + }; + port@1 { + reg = <1>; + endpoint { + remote-endpoint = <&dw_hdmi0_in>; + }; + }; + port@2 { + reg = <2>; + endpoint { + remote-endpoint = <&dw_hdmi1_in>; + }; + }; + port@3 { + reg = <3>; + endpoint { + remote-endpoint = <&lvds0_in>; + }; + }; + }; + }; + +... diff --git a/MAINTAINERS b/MAINTAINERS index 7b073c41c3a0..22663c2cb3a8 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -5905,7 +5905,7 @@ S: Supported T: git git://linuxtv.org/pinchartl/media drm/du/next F: Documentation/devicetree/bindings/display/bridge/renesas,dw-hdmi.txt F: Documentation/devicetree/bindings/display/bridge/renesas,lvds.yaml -F: Documentation/devicetree/bindings/display/renesas,du.txt +F: Documentation/devicetree/bindings/display/renesas,du.yaml F: drivers/gpu/drm/rcar-du/ F: drivers/gpu/drm/shmobile/ F: include/linux/platform_data/shmob_drm.h