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Groups > linux.kernel > #1688918
| From | Todor Tomov <todor.tomov@linaro.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v3 04/23] dt-bindings: media: Binding document for Qualcomm Camera subsystem driver |
| Date | 2017-07-17 12:50 +0200 |
| Message-ID | <u4bLf-3Tv-77@gated-at.bofh.it> (permalink) |
| References | <u4bBw-3PU-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Add DT binding document for Qualcomm Camera subsystem driver.
CC: Rob Herring <robh+dt@kernel.org>
CC: devicetree@vger.kernel.org
Signed-off-by: Todor Tomov <todor.tomov@linaro.org>
---
.../devicetree/bindings/media/qcom,camss.txt | 191 +++++++++++++++++++++
1 file changed, 191 insertions(+)
create mode 100644 Documentation/devicetree/bindings/media/qcom,camss.txt
diff --git a/Documentation/devicetree/bindings/media/qcom,camss.txt b/Documentation/devicetree/bindings/media/qcom,camss.txt
new file mode 100644
index 0000000..f698498
--- /dev/null
+++ b/Documentation/devicetree/bindings/media/qcom,camss.txt
@@ -0,0 +1,191 @@
+Qualcomm Camera Subsystem
+
+* Properties
+
+- compatible:
+ Usage: required
+ Value type: <stringlist>
+ Definition: Should contain:
+ - "qcom,msm8916-camss"
+- reg:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: Register ranges as listed in the reg-names property.
+- reg-names:
+ Usage: required
+ Value type: <stringlist>
+ Definition: Should contain the following entries:
+ - "csiphy0"
+ - "csiphy0_clk_mux"
+ - "csiphy1"
+ - "csiphy1_clk_mux"
+ - "csid0"
+ - "csid1"
+ - "ispif"
+ - "csi_clk_mux"
+ - "vfe0"
+- interrupts:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: Interrupts as listed in the interrupt-names property.
+- interrupt-names:
+ Usage: required
+ Value type: <stringlist>
+ Definition: Should contain the following entries:
+ - "csiphy0"
+ - "csiphy1"
+ - "csid0"
+ - "csid1"
+ - "ispif"
+ - "vfe0"
+- power-domains:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: A phandle and power domain specifier pairs to the
+ power domain which is responsible for collapsing
+ and restoring power to the peripheral.
+- clocks:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: A list of phandle and clock specifier pairs as listed
+ in clock-names property.
+- clock-names:
+ Usage: required
+ Value type: <stringlist>
+ Definition: Should contain the following entries:
+ - "camss_top_ahb"
+ - "ispif_ahb"
+ - "csiphy0_timer"
+ - "csiphy1_timer"
+ - "csi0_ahb"
+ - "csi0"
+ - "csi0_phy"
+ - "csi0_pix"
+ - "csi0_rdi"
+ - "csi1_ahb"
+ - "csi1"
+ - "csi1_phy"
+ - "csi1_pix"
+ - "csi1_rdi"
+ - "camss_ahb"
+ - "camss_vfe_vfe"
+ - "camss_csi_vfe"
+ - "iface"
+ - "bus"
+- vdda-supply:
+ Usage: required
+ Value type: <phandle>
+ Definition: A phandle to voltage supply for CSI2.
+- iommus:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: A list of phandle and IOMMU specifier pairs.
+
+* Nodes
+
+- ports:
+ Usage: required
+ Definition: As described in video-interfaces.txt in same directory.
+ Properties:
+ - reg:
+ Usage: required
+ Value type: <u32>
+ Definition: Selects CSI2 PHY interface - PHY0 or PHY1.
+ Endpoint node properties:
+ - clock-lanes:
+ Usage: required
+ Value type: <u32>
+ Definition: The clock lane.
+ - data-lanes:
+ Usage: required
+ Value type: <prop-encoded-array>
+ Definition: An array of data lanes.
+
+* An Example
+
+ camss: camss@1b00000 {
+ compatible = "qcom,msm8916-camss";
+ reg = <0x1b0ac00 0x200>,
+ <0x1b00030 0x4>,
+ <0x1b0b000 0x200>,
+ <0x1b00038 0x4>,
+ <0x1b08000 0x100>,
+ <0x1b08400 0x100>,
+ <0x1b0a000 0x500>,
+ <0x1b00020 0x10>,
+ <0x1b10000 0x1000>;
+ reg-names = "csiphy0",
+ "csiphy0_clk_mux",
+ "csiphy1",
+ "csiphy1_clk_mux",
+ "csid0",
+ "csid1",
+ "ispif",
+ "csi_clk_mux",
+ "vfe0";
+ interrupts = <GIC_SPI 78 0>,
+ <GIC_SPI 79 0>,
+ <GIC_SPI 51 0>,
+ <GIC_SPI 52 0>,
+ <GIC_SPI 55 0>,
+ <GIC_SPI 57 0>;
+ interrupt-names = "csiphy0",
+ "csiphy1",
+ "csid0",
+ "csid1",
+ "ispif",
+ "vfe0";
+ power-domains = <&gcc VFE_GDSC>;
+ clocks = <&gcc GCC_CAMSS_TOP_AHB_CLK>,
+ <&gcc GCC_CAMSS_ISPIF_AHB_CLK>,
+ <&gcc GCC_CAMSS_CSI0PHYTIMER_CLK>,
+ <&gcc GCC_CAMSS_CSI1PHYTIMER_CLK>,
+ <&gcc GCC_CAMSS_CSI0_AHB_CLK>,
+ <&gcc GCC_CAMSS_CSI0_CLK>,
+ <&gcc GCC_CAMSS_CSI0PHY_CLK>,
+ <&gcc GCC_CAMSS_CSI0PIX_CLK>,
+ <&gcc GCC_CAMSS_CSI0RDI_CLK>,
+ <&gcc GCC_CAMSS_CSI1_AHB_CLK>,
+ <&gcc GCC_CAMSS_CSI1_CLK>,
+ <&gcc GCC_CAMSS_CSI1PHY_CLK>,
+ <&gcc GCC_CAMSS_CSI1PIX_CLK>,
+ <&gcc GCC_CAMSS_CSI1RDI_CLK>,
+ <&gcc GCC_CAMSS_AHB_CLK>,
+ <&gcc GCC_CAMSS_VFE0_CLK>,
+ <&gcc GCC_CAMSS_CSI_VFE0_CLK>,
+ <&gcc GCC_CAMSS_VFE_AHB_CLK>,
+ <&gcc GCC_CAMSS_VFE_AXI_CLK>;
+ clock-names = "camss_top_ahb",
+ "ispif_ahb",
+ "csiphy0_timer",
+ "csiphy1_timer",
+ "csi0_ahb",
+ "csi0",
+ "csi0_phy",
+ "csi0_pix",
+ "csi0_rdi",
+ "csi1_ahb",
+ "csi1",
+ "csi1_phy",
+ "csi1_pix",
+ "csi1_rdi",
+ "camss_ahb",
+ "camss_vfe_vfe",
+ "camss_csi_vfe",
+ "iface",
+ "bus";
+ vdda-supply = <&pm8916_l2>;
+ iommus = <&apps_iommu 3>;
+ ports {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ port@0 {
+ reg = <0>;
+ csiphy0_ep: endpoint {
+ clock-lanes = <1>;
+ data-lanes = <0 2>;
+ remote-endpoint = <&ov5645_ep>;
+ };
+ };
+ };
+ };
--
2.7.4
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[PATCH v3 00/23] Qualcomm 8x16 Camera Subsystem driver Todor Tomov <todor.tomov@linaro.org> - 2017-07-17 12:50 +0200 [PATCH v3 09/23] media: camss: Add ISPIF files Todor Tomov <todor.tomov@linaro.org> - 2017-07-17 12:50 +0200 [PATCH v3 01/23] [media] media: Make parameter of media_entity_remote_pad() const Todor Tomov <todor.tomov@linaro.org> - 2017-07-17 12:50 +0200 [PATCH v3 05/23] MAINTAINERS: Add Qualcomm Camera subsystem driver Todor Tomov <todor.tomov@linaro.org> - 2017-07-17 12:50 +0200 [PATCH v3 06/23] doc: media/v4l-drivers: Add Qualcomm Camera Subsystem driver document Todor Tomov <todor.tomov@linaro.org> - 2017-07-17 12:50 +0200 [PATCH v3 03/23] v4l: Add packed Bayer raw12 pixel formats Todor Tomov <todor.tomov@linaro.org> - 2017-07-17 12:50 +0200 [PATCH v3 08/23] media: camss: Add CSID files Todor Tomov <todor.tomov@linaro.org> - 2017-07-17 12:50 +0200 [PATCH v3 04/23] dt-bindings: media: Binding document for Qualcomm Camera subsystem driver Todor Tomov <todor.tomov@linaro.org> - 2017-07-17 12:50 +0200 [PATCH v3 11/23] media: camss: Add files which handle the video device nodes Todor Tomov <todor.tomov@linaro.org> - 2017-07-17 12:50 +0200
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