119 lines
3.0 KiB
Plaintext
119 lines
3.0 KiB
Plaintext
* Qualcomm Technologies, Inc. MSM CSI Phy
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=======================
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Required Node Structure
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=======================
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The camera CSIPHY node must be described in First level of device nodes. The
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first level describe the overall CSIPHY node structure.
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======================================
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First Level Node - CSIPHY device
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======================================
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- compatible
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Usage: required
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Value type: <string>
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Definition: Should be "qcom,csiphy-v1.0",
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"qcom,csiphy-v1.1", "qcom,csiphy-v1.2",
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"qcom,csiphy-v1.2.2", "qcom,csiphy-v2.0",
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"qcom,csiphy".
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- cell-index: csiphy hardware core index
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Usage: required
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Value type: <u32>
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Definition: Should specify the Hardware index id.
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- reg
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Usage: required
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Value type: <u32>
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Definition: offset and length of the register set
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for the device for the csiphy operating in
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compatible mode.
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- reg-names
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Usage: required
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Value type: <string>
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Definition: Should specify relevant names to each
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reg property defined.
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- reg-cam-base
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Usage: required
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Value type: <string>
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Definition: offset of CSIPHY in camera hw block
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- interrupts
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Usage: required
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Value type: <u32>
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Definition: Interrupt associated with CCI HW.
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- interrupt-names
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Usage: required
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Value type: <string>
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Definition: Name of the interrupt.
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- clock-names
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Usage: required
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Value type: <string>
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Definition: List of clock names required for CSIPHY HW.
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- clock-rates
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Usage: required
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Value type: <u32>
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Definition: List of clock rates in Hz for CSIPHY HW.
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- clock-cntl-level
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Usage: required
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Value type: <string>
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Definition: All different clock level node can support.
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- clocks
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Usage: required
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Value type: <phandle>
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Definition: all clock phandle and source clocks.
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- regulator-names
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Usage: required
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Value type: <string>
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Definition: name of the voltage regulators required for the device.
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- gdscr-supply
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Usage: required
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Value type: <phandle>
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Definition: should contain gdsr regulator used for CSIPHY clocks.
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- mipi-csi-vdd-supply
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Usage: required
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Value type: <phandle>
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Definition: should contain phandle for mipi-csi-vdd regulator used for
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CSIPHY device.
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- csi-vdd-voltage
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Usage: required
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Value type: <u32>
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Definition: should contain required voltage for csi-vdd supply for CSIPHY.
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Example:
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qcom,csiphy@ac65000 {
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cell-index = <0>;
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compatible = "qcom,csiphy-v1.0", "qcom,csiphy";
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reg = <0xac65000 0x200>;
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reg-cam-base = <0x65000>;
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reg-names = "csiphy";
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interrupts = <0 477 0>;
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interrupt-names = "csiphy";
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regulator-names = "gdscr", "refgen";
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mipi-csi-vdd-supply = <&pm8998_l1>;
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csi-vdd-voltage = <1200000>;
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gdscr-supply = <&titan_top_gdsc>;
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clocks = <&clock_camcc CAM_CC_CPHY_RX_CLK_SRC>,
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<&clock_camcc CAM_CC_CSIPHY0_CLK>,
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<&clock_camcc CAM_CC_CSI0PHYTIMER_CLK_SRC>,
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<&clock_camcc CAM_CC_CSI0PHYTIMER_CLK>;
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clock-names = "cphy_rx_clk_src", "csiphy0_clk",
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"csi0phytimer_clk_src", "csi0phytimer_clk";
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clock-rates = <400000000 0 300000000 0>;
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clock-cntl-level = "turbo";
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status = "ok";
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};
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