linux-kernel - [PATCH 1/2] dt-bindings: display/msm: document DPU on SM7150

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Date:   Thu,  3 Aug 2023 22:47:23 +0300
From:   Danila Tikhonov <danila@...xyga.com>
To:     robdclark@...il.com, quic_abhinavk@...cinc.com,
        dmitry.baryshkov@...aro.org, sean@...rly.run,
        marijn.suijten@...ainline.org, airlied@...il.com, daniel@...ll.ch,
        robh+dt@...nel.org, krzysztof.kozlowski+dt@...aro.org,
        conor+dt@...nel.org, konrad.dybcio@...aro.org,
        neil.armstrong@...aro.org, rfoss@...nel.org, andersson@...nel.org,
        quic_khsieh@...cinc.com, quic_vpolimer@...cinc.com,
        quic_rmccann@...cinc.com, quic_jesszhan@...cinc.com,
        liushixin2@...wei.com
Cc:     linux-arm-msm@...r.kernel.org, dri-devel@...ts.freedesktop.org,
        freedreno@...ts.freedesktop.org, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, danila@...xyga.com,
        davidwronek@...il.com
Subject: [PATCH 1/2] dt-bindings: display/msm: document DPU on SM7150

Document the DPU hardware found on the Qualcomm SM7150 platform.

Signed-off-by: Danila Tikhonov <danila@...xyga.com>
---
 .../bindings/display/msm/qcom,sm7150-dpu.yaml | 116 ++++++++++++++++++
 1 file changed, 116 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/msm/qcom,sm7150-dpu.yaml

diff --git a/Documentation/devicetree/bindings/display/msm/qcom,sm7150-dpu.yaml b/Documentation/devicetree/bindings/display/msm/qcom,sm7150-dpu.yaml
new file mode 100644
index 000000000000..0d86997ae09f
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/msm/qcom,sm7150-dpu.yaml
@@ -0,0 +1,116 @@
+# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/msm/qcom,sm7150-dpu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SM7150 Display DPU
+
+maintainers:
+  - Dmitry Baryshkov <dmitry.baryshkov@...aro.org>
+  - Danila Tikhonov <danila@...xyga.com>
+
+$ref: /schemas/display/msm/dpu-common.yaml#
+
+properties:
+  compatible:
+    const: qcom,sm7150-dpu
+
+  reg:
+    items:
+      - description: Address offset and size for mdp register set
+      - description: Address offset and size for vbif register set
+
+  reg-names:
+    items:
+      - const: mdp
+      - const: vbif
+
+  clocks:
+    items:
+      - description: Display hf axi clock
+      - description: Display ahb clock
+      - description: Display rotator clock
+      - description: Display lut clock
+      - description: Display core clock
+      - description: Display vsync clock
+
+  clock-names:
+    items:
+      - const: bus
+      - const: iface
+      - const: rot
+      - const: lut
+      - const: core
+      - const: vsync
+
+required:
+  - compatible
+  - reg
+  - reg-names
+  - clocks
+  - clock-names
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,sm7150-dispcc.h>
+    #include <dt-bindings/clock/qcom,sm7150-gcc.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/power/qcom-rpmpd.h>
+
+    display-controller@...1000 {
+        compatible = "qcom,sm7150-dpu";
+        reg = <0x0ae01000 0x8f000>,
+              <0x0aeb0000 0x2008>;
+        reg-names = "mdp", "vbif";
+
+        clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
+                 <&dispcc DISP_CC_MDSS_AHB_CLK>,
+                 <&dispcc DISP_CC_MDSS_ROT_CLK>,
+                 <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
+                 <&dispcc DISP_CC_MDSS_MDP_CLK>,
+                 <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+        clock-names = "bus", "iface", "rot", "lut", "core",
+                      "vsync";
+
+        assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>,
+                          <&dispcc DISP_CC_MDSS_ROT_CLK>,
+                          <&dispcc DISP_CC_MDSS_AHB_CLK>;
+        assigned-clock-rates = <19200000>,
+                               <19200000>,
+                               <19200000>;
+
+        operating-points-v2 = <&mdp_opp_table>;
+        power-domains = <&rpmhpd SM7150_CX>;
+
+        interrupt-parent = <&mdss>;
+        interrupts = <0>;
+
+        ports {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            port@0 {
+                reg = <0>;
+                endpoint {
+                    remote-endpoint = <&dsi0_in>;
+                };
+            };
+
+            port@1 {
+                reg = <1>;
+                endpoint {
+                    remote-endpoint = <&dsi1_in>;
+                };
+
+            port@2 {
+                reg = <2>;
+                endpoint {
+                    remote-endpoint = <&dp_in>;
+                };
+            };
+        };
+    };
+...
-- 
2.41.0