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media: dt-bindings: media: Binding document for Qualcomm Camera subsy…
…stem driver 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> Acked-by: Rob Herring <robh@kernel.org> Signed-off-by: Hans Verkuil <hans.verkuil@cisco.com> Signed-off-by: Mauro Carvalho Chehab <mchehab@s-opensource.com>
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| Qualcomm Camera Subsystem | ||
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| * Properties | ||
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| - 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. | ||
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| * Nodes | ||
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| - 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 physical clock lane index. The value | ||
| must always be <1> as the physical clock | ||
| lane is lane 1. | ||
| - data-lanes: | ||
| Usage: required | ||
| Value type: <prop-encoded-array> | ||
| Definition: An array of physical data lanes indexes. | ||
| Position of an entry determines the logical | ||
| lane number, while the value of an entry | ||
| indicates physical lane index. Lane swapping | ||
| is supported. | ||
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| * An Example | ||
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| 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>; | ||
| }; | ||
| }; | ||
| }; | ||
| }; |