diff mbox series

[v2,1/8] Add qcom,sc7180-camss

Message ID 20240624-b4-sc7180-camss-v2-1-0dfecdc50073@gmail.com
State New
Headers show
Series Add sc7180 camss subsys support | expand

Commit Message

George Chan via B4 Relay June 23, 2024, 11:22 p.m. UTC
From: George Chan <gchan9527@gmail.com>

Add bindings for qcom,sc7180-camss in order to support the camera
subsystem for sm7125 as found in the Xiaomi Redmi 9 Pro cellphone.

Signed-off-by: George Chan <gchan9527@gmail.com>
---
 .../bindings/media/qcom,sc7180-camss.yaml          | 327 +++++++++++++++++++++
 1 file changed, 327 insertions(+)
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Patch

diff --git a/Documentation/devicetree/bindings/media/qcom,sc7180-camss.yaml b/Documentation/devicetree/bindings/media/qcom,sc7180-camss.yaml
new file mode 100644
index 000000000000..baebe22fac0a
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/qcom,sc7180-camss.yaml
@@ -0,0 +1,327 @@ 
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/media/qcom,sc7180-camss.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Qualcomm Camera SubSystem
+
+maintainers:
+  - Bryan O'Donoghue <bryan.odonoghue@linaro.org>
+
+description:
+  The CAMSS IP is a CSI decoder and ISP present on Qualcomm platforms
+
+properties:
+  compatible:
+    const: qcom,sc7180-camss
+
+  clocks:
+    maxItems: 24
+
+  clock-names:
+    items:
+      - const: camnoc_axi
+      - const: cpas_ahb
+      - const: csi0
+      - const: csi1
+      - const: csi2
+      - const: csiphy0
+      - const: csiphy0_timer
+      - const: csiphy1
+      - const: csiphy1_timer
+      - const: csiphy2
+      - const: csiphy2_timer
+      - const: csiphy3
+      - const: csiphy3_timer
+      - const: gcc_camera_ahb
+      - const: gcc_camera_axi
+      - const: soc_ahb
+      - const: vfe0_axi
+      - const: vfe0
+      - const: vfe0_cphy_rx
+      - const: vfe1_axi
+      - const: vfe1
+      - const: vfe1_cphy_rx
+      - const: vfe_lite
+      - const: vfe_lite_cphy_rx
+
+  interrupts:
+    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: 3
+
+  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.
+
+  power-domain-names:
+    items:
+      - const: ife0
+      - const: ife1
+      - const: top
+
+  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:
+              data-lanes:
+                maxItems: 4
+
+            required:
+              - 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:
+              data-lanes:
+                maxItems: 4
+
+            required:
+              - 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:
+              data-lanes:
+                maxItems: 4
+
+            required:
+              - 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:
+              data-lanes:
+                maxItems: 4
+
+            required:
+              - data-lanes
+
+  reg:
+    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-phy-supply:
+    description:
+      Phandle to a regulator supply to PHY core block.
+
+  vdda-pll-supply:
+    description:
+      Phandle to 1.8V regulator supply to PHY refclk pll block.
+
+required:
+  - clock-names
+  - clocks
+  - compatible
+  - interrupt-names
+  - interrupts
+  - iommus
+  - power-domains
+  - power-domain-names
+  - reg
+  - reg-names
+  - vdda-phy-supply
+  - vdda-pll-supply
+
+additionalProperties: false
+
+examples:
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/clock/qcom,camcc-sc7180.h>
+    #include <dt-bindings/clock/qcom,gcc-sc7180.h>
+
+    soc {
+      #address-cells = <2>;
+      #size-cells = <2>;
+
+      camss: camss@acb3000 {
+        compatible = "qcom,sc7180-camss";
+
+        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";
+
+        clocks = <&camcc CAM_CC_CAMNOC_AXI_CLK>,
+                 <&camcc CAM_CC_CPAS_AHB_CLK>,
+                 <&camcc CAM_CC_IFE_0_CSID_CLK>,
+                 <&camcc CAM_CC_IFE_1_CSID_CLK>,
+                 <&camcc CAM_CC_IFE_LITE_CSID_CLK>,
+                 <&camcc CAM_CC_CSIPHY0_CLK>,
+                 <&camcc CAM_CC_CSI0PHYTIMER_CLK>,
+                 <&camcc CAM_CC_CSIPHY1_CLK>,
+                 <&camcc CAM_CC_CSI1PHYTIMER_CLK>,
+                 <&camcc CAM_CC_CSIPHY2_CLK>,
+                 <&camcc CAM_CC_CSI2PHYTIMER_CLK>,
+                 <&camcc CAM_CC_CSIPHY3_CLK>,
+                 <&camcc CAM_CC_CSI3PHYTIMER_CLK>,
+                 <&gcc GCC_CAMERA_AHB_CLK>,
+                 <&gcc GCC_CAMERA_HF_AXI_CLK>,
+                 <&camcc CAM_CC_SOC_AHB_CLK>,
+                 <&camcc CAM_CC_IFE_0_AXI_CLK>,
+                 <&camcc CAM_CC_IFE_0_CLK>,
+                 <&camcc CAM_CC_IFE_0_CPHY_RX_CLK>,
+                 <&camcc CAM_CC_IFE_1_AXI_CLK>,
+                 <&camcc CAM_CC_IFE_1_CLK>,
+                 <&camcc CAM_CC_IFE_1_CPHY_RX_CLK>,
+                 <&camcc CAM_CC_IFE_LITE_CLK>,
+                 <&camcc CAM_CC_IFE_LITE_CPHY_RX_CLK>;
+
+        clock-names = "camnoc_axi",
+                      "cpas_ahb",
+                      "csi0",
+                      "csi1",
+                      "csi2",
+                      "csiphy0",
+                      "csiphy0_timer",
+                      "csiphy1",
+                      "csiphy1_timer",
+                      "csiphy2",
+                      "csiphy2_timer",
+                      "csiphy3",
+                      "csiphy3_timer",
+                      "gcc_camera_ahb",
+                      "gcc_camera_axi",
+                      "soc_ahb",
+                      "vfe0_axi",
+                      "vfe0",
+                      "vfe0_cphy_rx",
+                      "vfe1_axi",
+                      "vfe1",
+                      "vfe1_cphy_rx",
+                      "vfe_lite",
+                      "vfe_lite_cphy_rx";
+
+        interrupts = <GIC_SPI 464 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 466 IRQ_TYPE_LEVEL_HIGH>,
+                     <GIC_SPI 473 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 472 IRQ_TYPE_LEVEL_HIGH>;
+
+        interrupt-names = "csid0",
+                          "csid1",
+                          "csid2",
+                          "csiphy0",
+                          "csiphy1",
+                          "csiphy2",
+                          "csiphy3",
+                          "vfe0",
+                          "vfe1",
+                          "vfe_lite";
+
+        iommus = <&apps_smmu 0x820 0x0>,
+                 <&apps_smmu 0x840 0x0>,
+                 <&apps_smmu 0x860 0x0>;
+
+        power-domains = <&camcc IFE_0_GDSC>,
+                        <&camcc IFE_1_GDSC>,
+                        <&camcc TITAN_TOP_GDSC>;
+
+        power-domain-names = "ife0",
+                             "ife1",
+                             "top";
+
+        vdda-phy-supply = <&vreg_l1a_0p875>;
+        vdda-pll-supply = <&vreg_l26a_1p2>;
+
+        ports {
+          #address-cells = <1>;
+          #size-cells = <0>;
+        };
+      };
+    };