[PATCH v3 01/11] dt-bindings: display: msm: Add qcom, sm8350-dpu binding

From: Robert Foss <robert.foss@linaro.org>
To: robdclark@gmail.com, quic_abhinavk@quicinc.com,
	dmitry.baryshkov@linaro.org, sean@poorly.run, airlied@linux.ie,
	daniel@ffwll.ch, robh+dt@kernel.org,
	krzysztof.kozlowski+dt@linaro.org, agross@kernel.org,
	bjorn.andersson@linaro.org, konrad.dybcio@somainline.org,
	quic_kalyant@quicinc.com,
	angelogioacchino.delregno@somainline.org, robert.foss@linaro.org,
	loic.poulain@linaro.org, swboyd@chromium.org,
	quic_vpolimer@quicinc.com, vkoul@kernel.org,
	dianders@chromium.org, linux-arm-msm@vger.kernel.org,
	dri-devel@lists.freedesktop.org, freedreno@lists.freedesktop.org,
	devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
	Jonathan Marek <jonathan@marek.ca>,
	vinod.koul@linaro.org, quic_jesszhan@quicinc.com,
	andersson@kernel.org
Subject: [PATCH v3 01/11] dt-bindings: display: msm: Add qcom, sm8350-dpu binding
Date: Mon,  5 Dec 2022 17:37:44 +0100	[thread overview]
Message-ID: <20221205163754.221139-2-robert.foss@linaro.org> (raw)
In-Reply-To: <20221205163754.221139-1-robert.foss@linaro.org>

Mobile Display Subsystem (MDSS) encapsulates sub-blocks
like DPU display controller, DSI etc. Add YAML schema for DPU device
tree bindings

Signed-off-by: Robert Foss <robert.foss@linaro.org>
Reviewed-by: Rob Herring <robh@kernel.org>
---
 .../bindings/display/msm/qcom,sm8350-dpu.yaml | 120 ++++++++++++++++++
 1 file changed, 120 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/display/msm/qcom,sm8350-dpu.yaml

diff --git a/Documentation/devicetree/bindings/display/msm/qcom,sm8350-dpu.yaml b/Documentation/devicetree/bindings/display/msm/qcom,sm8350-dpu.yaml
new file mode 100644
index 000000000000..120500395c9a
--- /dev/null
+++ b/Documentation/devicetree/bindings/display/msm/qcom,sm8350-dpu.yaml
@@ -0,0 +1,120 @@
+# SPDX-License-Identifier: GPL-2.0-only or BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/display/msm/qcom,sm8350-dpu.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm SM8350 Display DPU
+
+maintainers:
+  - Robert Foss <robert.foss@linaro.org>
+
+$ref: /schemas/display/msm/dpu-common.yaml#
+
+properties:
+  compatible:
+    const: qcom,sm8350-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 sf axi clock
+      - description: Display ahb clock
+      - description: Display lut clock
+      - description: Display core clock
+      - description: Display vsync clock
+
+  clock-names:
+    items:
+      - const: bus
+      - const: nrt_bus
+      - const: iface
+      - const: lut
+      - const: core
+      - const: vsync
+
+unevaluatedProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/clock/qcom,dispcc-sm8350.h>
+    #include <dt-bindings/clock/qcom,gcc-sm8350.h>
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/interconnect/qcom,sm8350.h>
+    #include <dt-bindings/power/qcom-rpmpd.h>
+
+    display-controller@ae01000 {
+        compatible = "qcom,sm8350-dpu";
+        reg = <0x0ae01000 0x8f000>,
+              <0x0aeb0000 0x2008>;
+        reg-names = "mdp", "vbif";
+
+        clocks = <&gcc GCC_DISP_HF_AXI_CLK>,
+                 <&gcc GCC_DISP_SF_AXI_CLK>,
+                 <&dispcc DISP_CC_MDSS_AHB_CLK>,
+                 <&dispcc DISP_CC_MDSS_MDP_LUT_CLK>,
+                 <&dispcc DISP_CC_MDSS_MDP_CLK>,
+                 <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+        clock-names = "bus",
+                      "nrt_bus",
+                      "iface",
+                      "lut",
+                      "core",
+                      "vsync";
+
+        assigned-clocks = <&dispcc DISP_CC_MDSS_VSYNC_CLK>;
+        assigned-clock-rates = <19200000>;
+
+        operating-points-v2 = <&mdp_opp_table>;
+        power-domains = <&rpmhpd SM8350_MMCX>;
+
+        interrupt-parent = <&mdss>;
+        interrupts = <0>;
+
+        ports {
+            #address-cells = <1>;
+            #size-cells = <0>;
+
+            port@0 {
+                reg = <0>;
+                dpu_intf1_out: endpoint {
+                    remote-endpoint = <&dsi0_in>;
+                };
+            };
+        };
+
+        mdp_opp_table: opp-table {
+            compatible = "operating-points-v2";
+
+            opp-200000000 {
+                opp-hz = /bits/ 64 <200000000>;
+                required-opps = <&rpmhpd_opp_low_svs>;
+            };
+
+            opp-300000000 {
+                opp-hz = /bits/ 64 <300000000>;
+                required-opps = <&rpmhpd_opp_svs>;
+            };
+
+            opp-345000000 {
+                opp-hz = /bits/ 64 <345000000>;
+                required-opps = <&rpmhpd_opp_svs_l1>;
+            };
+
+            opp-460000000 {
+                opp-hz = /bits/ 64 <460000000>;
+                required-opps = <&rpmhpd_opp_nom>;
+            };
+        };
+    };
+...
-- 
2.34.1

