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Message-Id: <20240624-b4-sc7180-camss-v2-1-0dfecdc50073@gmail.com>
Date: Mon, 24 Jun 2024 07:22:40 +0800
From: George Chan via B4 Relay <devnull+gchan9527.gmail.com@...nel.org>
To: Robert Foss <rfoss@...nel.org>, Todor Tomov <todor.too@...il.com>,
Bryan O'Donoghue <bryan.odonoghue@...aro.org>,
Mauro Carvalho Chehab <mchehab@...nel.org>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, cros-qcom-dts-watchers@...omium.org,
Bjorn Andersson <andersson@...nel.org>,
Konrad Dybcio <konrad.dybcio@...aro.org>
Cc: linux-media@...r.kernel.org, linux-arm-msm@...r.kernel.org,
devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
George Chan <gchan9527@...il.com>
Subject: [PATCH v2 1/8] Add qcom,sc7180-camss
From: George Chan <gchan9527@...il.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@...il.com>
---
.../bindings/media/qcom,sc7180-camss.yaml | 327 +++++++++++++++++++++
1 file changed, 327 insertions(+)
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@...aro.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@...3000 {
+ 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>;
+ };
+ };
+ };
--
2.34.1
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