[v7,17/22] dt-bindings: media: camss: Add qcom,sdm845-camss binding

Message ID 20210311180948.268343-18-robert.foss@linaro.org
State New
Headers show
Series
  • Add support for the SDM845 Camera Subsystem
Related show

Commit Message

Robert Foss March 11, 2021, 6:09 p.m.
Add bindings for qcom,sdm845-camss in order to support the camera
subsystem for SDM845.

Signed-off-by: Robert Foss <robert.foss@linaro.org>

Reviewed-by: Rob Herring <robh@kernel.org>

---


Changes since v2:
 - Rob: Removed extra empty lines at end of file
 - Rob: Add new line at end of file
 - Rob: Remove redundant descriptions
 - Rob: Add power domain description
 - Rob: Make clock-lanes a constant
 - Rob: Rework to conform to new port schema
 - Add max & minItems to data-lanes
 - Remove ports requirement - endpoint & reg
 - Add proper commit message
 - Remove Todor as binding maintainer

Changes since v3:
 - Fixed ordering of IRQs

Changes since v4:
 - Rob: Added r-b

Changes since v5:
 - Force CSI clock to use pin 7



 .../bindings/media/qcom,sdm845-camss.yaml     | 371 ++++++++++++++++++
 1 file changed, 371 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/media/qcom,sdm845-camss.yaml

-- 
2.27.0

Patch

diff --git a/Documentation/devicetree/bindings/media/qcom,sdm845-camss.yaml b/Documentation/devicetree/bindings/media/qcom,sdm845-camss.yaml
new file mode 100644
index 000000000000..9ca5dfa7f226
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/qcom,sdm845-camss.yaml
@@ -0,0 +1,371 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/media/qcom,sdm845-camss.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: Qualcomm CAMSS ISP
+
+maintainers:
+  - Robert Foss <robert.foss@linaro.org>
+
+description: |
+  The CAMSS IP is a CSI decoder and ISP present on Qualcomm platforms
+
+properties:
+  compatible:
+    const: qcom,sdm845-camss
+
+  clocks:
+    minItems: 36
+    maxItems: 36
+
+  clock-names:
+    items:
+      - const: camnoc_axi
+      - const: cpas_ahb
+      - const: cphy_rx_src
+      - const: csi0
+      - const: csi0_src
+      - const: csi1
+      - const: csi1_src
+      - const: csi2
+      - const: csi2_src
+      - const: csiphy0
+      - const: csiphy0_timer
+      - const: csiphy0_timer_src
+      - const: csiphy1
+      - const: csiphy1_timer
+      - const: csiphy1_timer_src
+      - const: csiphy2
+      - const: csiphy2_timer
+      - const: csiphy2_timer_src
+      - const: csiphy3
+      - const: csiphy3_timer
+      - const: csiphy3_timer_src
+      - const: gcc_camera_ahb
+      - const: gcc_camera_axi
+      - const: slow_ahb_src
+      - const: soc_ahb
+      - const: vfe0_axi
+      - const: vfe0
+      - const: vfe0_cphy_rx
+      - const: vfe0_src
+      - const: vfe1_axi
+      - const: vfe1
+      - const: vfe1_cphy_rx
+      - const: vfe1_src
+      - const: vfe_lite
+      - const: vfe_lite_cphy_rx
+      - const: vfe_lite_src
+
+  interrupts:
+    minItems: 10
+    maxItems: 10
+
+  interrupt-names:
+    items:
+      - const: csid0
+      - const: csid1
+      - const: csid2
+      - const: csiphy0
+      - const: csiphy1
+      - const: csiphy2
+      - const: csiphy3
+      - const: vfe0
+      - const: vfe1
+      - const: vfe_lite
+
+  iommus:
+    maxItems: 4
+
+  power-domains:
+    items:
+      - description: IFE0 GDSC - Image Front End, Global Distributed Switch Controller.
+      - description: IFE1 GDSC - Image Front End, Global Distributed Switch Controller.
+      - description: Titan GDSC - Titan ISP Block, Global Distributed Switch Controller.
+
+  ports:
+    $ref: /schemas/graph.yaml#/properties/ports
+
+    description:
+      CSI input ports.
+
+    properties:
+      port@0:
+        $ref: /schemas/graph.yaml#/$defs/port-base
+        unevaluatedProperties: false
+        description:
+          Input port for receiving CSI data.
+
+        properties:
+          endpoint:
+            $ref: video-interfaces.yaml#
+            unevaluatedProperties: false
+
+            properties:
+              clock-lanes:
+                maxItems: 1
+
+              data-lanes:
+                minItems: 1
+                maxItems: 4
+
+            required:
+              - clock-lanes
+              - data-lanes
+
+      port@1:
+        $ref: /schemas/graph.yaml#/$defs/port-base
+        unevaluatedProperties: false
+        description:
+          Input port for receiving CSI data.
+
+        properties:
+          endpoint:
+            $ref: video-interfaces.yaml#
+            unevaluatedProperties: false
+
+            properties:
+              clock-lanes:
+                items:
+                  - const: 7
+
+              data-lanes:
+                minItems: 1
+                maxItems: 4
+
+            required:
+              - clock-lanes
+              - data-lanes
+
+      port@2:
+        $ref: /schemas/graph.yaml#/$defs/port-base
+        unevaluatedProperties: false
+        description:
+          Input port for receiving CSI data.
+
+        properties:
+          endpoint:
+            $ref: video-interfaces.yaml#
+            unevaluatedProperties: false
+
+            properties:
+              clock-lanes:
+                maxItems: 1
+
+              data-lanes:
+                minItems: 1
+                maxItems: 4
+
+            required:
+              - clock-lanes
+              - data-lanes
+
+      port@3:
+        $ref: /schemas/graph.yaml#/$defs/port-base
+        unevaluatedProperties: false
+        description:
+          Input port for receiving CSI data.
+
+        properties:
+          endpoint:
+            $ref: video-interfaces.yaml#
+            unevaluatedProperties: false
+
+            properties:
+              clock-lanes:
+                maxItems: 1
+
+              data-lanes:
+                minItems: 1
+                maxItems: 4
+
+            required:
+              - clock-lanes
+              - data-lanes
+
+  reg:
+    minItems: 10
+    maxItems: 10
+
+  reg-names:
+    items:
+      - const: csid0
+      - const: csid1
+      - const: csid2
+      - const: csiphy0
+      - const: csiphy1
+      - const: csiphy2
+      - const: csiphy3
+      - const: vfe0
+      - const: vfe1
+      - const: vfe_lite
+
+  vdda-supply:
+    description:
+      Definition of the regulator used as analog power supply.
+
+required:
+  - clock-names
+  - clocks
+  - compatible
+  - interrupt-names
+  - interrupts
+  - iommus
+  - power-domains
+  - reg
+  - reg-names
+  - vdda-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/qcom,camcc-sdm845.h>
+    #include <dt-bindings/clock/qcom,gcc-sdm845.h>
+
+    soc {
+      #address-cells = <2>;
+      #size-cells = <2>;
+
+      camss: camss@a00000 {
+        compatible = "qcom,sdm845-camss";
+
+        clocks = <&clock_camcc CAM_CC_CAMNOC_AXI_CLK>,
+          <&clock_camcc CAM_CC_CPAS_AHB_CLK>,
+          <&clock_camcc CAM_CC_CPHY_RX_CLK_SRC>,
+          <&clock_camcc CAM_CC_IFE_0_CSID_CLK>,
+          <&clock_camcc CAM_CC_IFE_0_CSID_CLK_SRC>,
+          <&clock_camcc CAM_CC_IFE_1_CSID_CLK>,
+          <&clock_camcc CAM_CC_IFE_1_CSID_CLK_SRC>,
+          <&clock_camcc CAM_CC_IFE_LITE_CSID_CLK>,
+          <&clock_camcc CAM_CC_IFE_LITE_CSID_CLK_SRC>,
+          <&clock_camcc CAM_CC_CSIPHY0_CLK>,
+          <&clock_camcc CAM_CC_CSI0PHYTIMER_CLK>,
+          <&clock_camcc CAM_CC_CSI0PHYTIMER_CLK_SRC>,
+          <&clock_camcc CAM_CC_CSIPHY1_CLK>,
+          <&clock_camcc CAM_CC_CSI1PHYTIMER_CLK>,
+          <&clock_camcc CAM_CC_CSI1PHYTIMER_CLK_SRC>,
+          <&clock_camcc CAM_CC_CSIPHY2_CLK>,
+          <&clock_camcc CAM_CC_CSI2PHYTIMER_CLK>,
+          <&clock_camcc CAM_CC_CSI2PHYTIMER_CLK_SRC>,
+          <&clock_camcc CAM_CC_CSIPHY3_CLK>,
+          <&clock_camcc CAM_CC_CSI3PHYTIMER_CLK>,
+          <&clock_camcc CAM_CC_CSI3PHYTIMER_CLK_SRC>,
+          <&gcc GCC_CAMERA_AHB_CLK>,
+          <&gcc GCC_CAMERA_AXI_CLK>,
+          <&clock_camcc CAM_CC_SLOW_AHB_CLK_SRC>,
+          <&clock_camcc CAM_CC_SOC_AHB_CLK>,
+          <&clock_camcc CAM_CC_IFE_0_AXI_CLK>,
+          <&clock_camcc CAM_CC_IFE_0_CLK>,
+          <&clock_camcc CAM_CC_IFE_0_CPHY_RX_CLK>,
+          <&clock_camcc CAM_CC_IFE_0_CLK_SRC>,
+          <&clock_camcc CAM_CC_IFE_1_AXI_CLK>,
+          <&clock_camcc CAM_CC_IFE_1_CLK>,
+          <&clock_camcc CAM_CC_IFE_1_CPHY_RX_CLK>,
+          <&clock_camcc CAM_CC_IFE_1_CLK_SRC>,
+          <&clock_camcc CAM_CC_IFE_LITE_CLK>,
+          <&clock_camcc CAM_CC_IFE_LITE_CPHY_RX_CLK>,
+          <&clock_camcc CAM_CC_IFE_LITE_CLK_SRC>;
+
+        clock-names = "camnoc_axi",
+          "cpas_ahb",
+          "cphy_rx_src",
+          "csi0",
+          "csi0_src",
+          "csi1",
+          "csi1_src",
+          "csi2",
+          "csi2_src",
+          "csiphy0",
+          "csiphy0_timer",
+          "csiphy0_timer_src",
+          "csiphy1",
+          "csiphy1_timer",
+          "csiphy1_timer_src",
+          "csiphy2",
+          "csiphy2_timer",
+          "csiphy2_timer_src",
+          "csiphy3",
+          "csiphy3_timer",
+          "csiphy3_timer_src",
+          "gcc_camera_ahb",
+          "gcc_camera_axi",
+          "slow_ahb_src",
+          "soc_ahb",
+          "vfe0_axi",
+          "vfe0",
+          "vfe0_cphy_rx",
+          "vfe0_src",
+          "vfe1_axi",
+          "vfe1",
+          "vfe1_cphy_rx",
+          "vfe1_src",
+          "vfe_lite",
+          "vfe_lite_cphy_rx",
+          "vfe_lite_src";
+
+        interrupts = <GIC_SPI 464 IRQ_TYPE_LEVEL_HIGH>,
+          <GIC_SPI 466 IRQ_TYPE_LEVEL_HIGH>,
+          <GIC_SPI 468 IRQ_TYPE_LEVEL_HIGH>,
+          <GIC_SPI 477 IRQ_TYPE_LEVEL_HIGH>,
+          <GIC_SPI 478 IRQ_TYPE_LEVEL_HIGH>,
+          <GIC_SPI 479 IRQ_TYPE_LEVEL_HIGH>,
+          <GIC_SPI 448 IRQ_TYPE_LEVEL_HIGH>,
+          <GIC_SPI 465 IRQ_TYPE_LEVEL_HIGH>,
+          <GIC_SPI 467 IRQ_TYPE_LEVEL_HIGH>,
+          <GIC_SPI 469 IRQ_TYPE_LEVEL_HIGH>;
+
+        interrupt-names = "csid0",
+          "csid1",
+          "csid2",
+          "csiphy0",
+          "csiphy1",
+          "csiphy2",
+          "csiphy3",
+          "vfe0",
+          "vfe1",
+          "vfe_lite";
+
+        iommus = <&apps_smmu 0x0808 0x0>,
+          <&apps_smmu 0x0810 0x8>,
+          <&apps_smmu 0x0c08 0x0>,
+          <&apps_smmu 0x0c10 0x8>;
+
+        power-domains = <&clock_camcc IFE_0_GDSC>,
+          <&clock_camcc IFE_1_GDSC>,
+          <&clock_camcc TITAN_TOP_GDSC>;
+
+        reg = <0 0xacb3000 0 0x1000>,
+          <0 0xacba000 0 0x1000>,
+          <0 0xacc8000 0 0x1000>,
+          <0 0xac65000 0 0x1000>,
+          <0 0xac66000 0 0x1000>,
+          <0 0xac67000 0 0x1000>,
+          <0 0xac68000 0 0x1000>,
+          <0 0xacaf000 0 0x4000>,
+          <0 0xacb6000 0 0x4000>,
+          <0 0xacc4000 0 0x4000>;
+
+        reg-names = "csid0",
+          "csid1",
+          "csid2",
+          "csiphy0",
+          "csiphy1",
+          "csiphy2",
+          "csiphy3",
+          "vfe0",
+          "vfe1",
+          "vfe_lite";
+
+        vdda-supply = <&reg_2v8>;
+
+        ports {
+          #address-cells = <1>;
+          #size-cells = <0>;
+        };
+      };
+    };