From patchwork Sat Apr 30 16:15:25 2022 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Konrad Dybcio X-Patchwork-Id: 12833325 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 vger.kernel.org (vger.kernel.org [23.128.96.18]) by smtp.lore.kernel.org (Postfix) with ESMTP id 1D762C433EF for ; Sat, 30 Apr 2022 16:15:46 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S243062AbiD3QTG (ORCPT ); Sat, 30 Apr 2022 12:19:06 -0400 Received: from lindbergh.monkeyblade.net ([23.128.96.19]:40032 "EHLO lindbergh.monkeyblade.net" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S243048AbiD3QTE (ORCPT ); Sat, 30 Apr 2022 12:19:04 -0400 Received: from relay05.th.seeweb.it (relay05.th.seeweb.it [5.144.164.166]) by lindbergh.monkeyblade.net (Postfix) with ESMTPS id 3B11A2FFFB for ; Sat, 30 Apr 2022 09:15:42 -0700 (PDT) Received: from localhost.localdomain (abxh26.neoplus.adsl.tpnet.pl [83.9.1.26]) by m-r2.th.seeweb.it (Postfix) with ESMTPA id 918503F720; Sat, 30 Apr 2022 18:15:39 +0200 (CEST) From: Konrad Dybcio To: ~postmarketos/upstreaming@lists.sr.ht Cc: martin.botka@somainline.org, angelogioacchino.delregno@somainline.org, marijn.suijten@somainline.org, jamipkettunen@somainline.org, Konrad Dybcio , Rob Clark , Sean Paul , Abhinav Kumar , David Airlie , Daniel Vetter , Rob Herring , Krzysztof Kozlowski , linux-arm-msm@vger.kernel.org, dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [PATCH 1/3] dt-bindings: display: msm: Add binding for MSM8996 DPU Date: Sat, 30 Apr 2022 18:15:25 +0200 Message-Id: <20220430161529.605843-1-konrad.dybcio@somainline.org> X-Mailer: git-send-email 2.35.2 MIME-Version: 1.0 Precedence: bulk List-ID: X-Mailing-List: linux-arm-msm@vger.kernel.org Add yaml binding for MSM8996 DPU. Signed-off-by: Konrad Dybcio --- .../bindings/display/msm/dpu-msm8996.yaml | 221 ++++++++++++++++++ 1 file changed, 221 insertions(+) create mode 100644 Documentation/devicetree/bindings/display/msm/dpu-msm8996.yaml diff --git a/Documentation/devicetree/bindings/display/msm/dpu-msm8996.yaml b/Documentation/devicetree/bindings/display/msm/dpu-msm8996.yaml new file mode 100644 index 000000000000..10b02423224d --- /dev/null +++ b/Documentation/devicetree/bindings/display/msm/dpu-msm8996.yaml @@ -0,0 +1,221 @@ +# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/display/msm/dpu-msm8996.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Qualcomm Display DPU dt properties for MSM8996 target + +maintainers: + - Konrad Dybcio + +description: | + Device tree bindings for MSM Mobile Display Subsystem (MDSS) that + encapsulates sub-blocks like DPU display controller, DSI interfaces, etc. + Device tree bindings of MDSS and DPU are mentioned for MSM8996 target. + +properties: + compatible: + items: + - const: qcom,msm8996-mdss + + reg: + maxItems: 1 + + reg-names: + const: mdss + + power-domains: + maxItems: 1 + + clocks: + items: + - description: Display AHB clock + - description: Display core clock + + clock-names: + items: + - const: iface + - const: core + + interrupts: + maxItems: 1 + + interrupt-controller: true + + "#address-cells": true + + "#size-cells": true + + "#interrupt-cells": + const: 1 + + iommus: + items: + - description: Phandle to mdp_smmu node with SID mask for Hard-Fail port0 + + ranges: true + +patternProperties: + "^display-controller@[0-9a-f]+$": + type: object + description: Node containing the properties of DPU. + + properties: + compatible: + items: + - const: qcom,msm8996-dpu + + reg: + items: + - description: Address offset and size for mdp register set + - description: Address offset and size for vbif register set + - description: Address offset and size for non-realtime vbif register set + + reg-names: + items: + - const: mdp + - const: vbif + - const: vbif_nrt + + clocks: + items: + - description: Display ahb clock + - description: Display axi clock + - description: Display core clock + - description: Display iommu clock + - description: Display vsync clock + + clock-names: + items: + - const: iface + - const: bus + - const: core + - const: iommu + - const: vsync + + interrupts: + maxItems: 1 + + power-domains: + maxItems: 1 + + operating-points-v2: true + ports: + $ref: /schemas/graph.yaml#/properties/ports + description: | + Contains the list of output ports from DPU device. These ports + connect to interfaces that are external to the DPU hardware, + such as DSI, DP etc. Each output port contains an endpoint that + describes how it is connected to an external interface. + + properties: + port@0: + $ref: /schemas/graph.yaml#/properties/port + description: DPU_INTF3 (HDMI) + + port@1: + $ref: /schemas/graph.yaml#/properties/port + description: DPU_INTF1 (DSI0) + + required: + - port@0 + - port@1 + + required: + - compatible + - reg + - reg-names + - clocks + - interrupts + - power-domains + - operating-points-v2 + - ports + +required: + - compatible + - reg + - reg-names + - power-domains + - clocks + - interrupts + - interrupt-controller + - iommus + - ranges + +additionalProperties: false + +examples: + - | + #include + #include + #include + + mdss: display-subsystem@900000 { + compatible = "qcom,msm8996-mdss"; + reg = <0x00900000 0x1000>; + reg-names = "mdss"; + + power-domains = <&mmcc MDSS_GDSC>; + + clocks = <&mmcc MDSS_AHB_CLK>, <&mmcc MDSS_MDP_CLK>; + clock-names = "iface", "core"; + + assigned-clocks = <&mmcc MDSS_MDP_CLK>; + assigned-clock-rates = <300000000>; + + interrupts = ; + interrupt-controller; + #interrupt-cells = <1>; + + iommus = <&mdp_smmu 0>; + + #address-cells = <1>; + #size-cells = <1>; + ranges; + + display-controller@901000 { + compatible = "qcom,msm8996-dpu"; + reg = <0x00901000 0x90000>, + <0x009b0000 0x1040>, + <0x009b8000 0x1040>; + reg-names = "mdp", "vbif", "vbif_nrt"; + + clocks = <&mmcc MDSS_AHB_CLK>, + <&mmcc MDSS_AXI_CLK>, + <&mmcc MDSS_MDP_CLK>, + <&mmcc SMMU_MDP_AXI_CLK>, + <&mmcc MDSS_VSYNC_CLK>; + clock-names = "iface", "bus", "core", "iommu", "vsync"; + + assigned-clocks = <&mmcc MDSS_MDP_CLK>, + <&mmcc MDSS_VSYNC_CLK>; + assigned-clock-rates = <412500000>, <19200000>; + + operating-points-v2 = <&mdp_opp_table>; + power-domains = <&rpmpd MSM8996_VDDMX>; + + interrupt-parent = <&mdss>; + interrupts = <0 IRQ_TYPE_LEVEL_HIGH>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + dpu_intf3_out: endpoint { + remote-endpoint = <&hdmi_in>; + }; + }; + + port@1 { + reg = <1>; + dpu_intf1_out: endpoint { + remote-endpoint = <&dsi0_in>; + }; + }; + }; + }; + }; +...