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* Qualcomm Technologies, Inc. MSM CSI Phy
=======================
Required Node Structure
=======================
The camera CSIPHY node must be described in First level of device nodes. The
first level describe the overall CSIPHY node structure.
======================================
First Level Node - CSIPHY device
======================================
- compatible
Usage: required
Value type: <string>
Definition: Should be "qcom,csiphy-v1.0",
"qcom,csiphy-v1.1", "qcom,csiphy-v1.2", "qcom,csiphy-v1.2.1",
"qcom,csiphy-v1.2.2", "qcom,csiphy-v2.0", "qcom,csiphy".
- cell-index: csiphy hardware core index
Usage: required
Value type: <u32>
Definition: Should specify the Hardware index id.
- reg
Usage: required
Value type: <u32>
Definition: offset and length of the register set
for the device for the csiphy operating in
compatible mode.
- reg-names
Usage: required
Value type: <string>
Definition: Should specify relevant names to each
reg property defined.
- reg-cam-base
Usage: required
Value type: <string>
Definition: offset of CSIPHY in camera hw block
- interrupts
Usage: required
Value type: <u32>
Definition: Interrupt associated with CCI HW.
- interrupt-names
Usage: required
Value type: <string>
Definition: Name of the interrupt.
- clock-names
Usage: required
Value type: <string>
Definition: List of clock names required for CSIPHY HW.
- clock-rates
Usage: required
Value type: <u32>
Definition: List of clock rates in Hz for CSIPHY HW.
- clock-cntl-level
Usage: required
Value type: <string>
Definition: All different clock level node can support.
- clocks
Usage: required
Value type: <phandle>
Definition: all clock phandle and source clocks.
- regulator-names
Usage: required
Value type: <string>
Definition: name of the voltage regulators required for the device.
- gdscr-supply
Usage: required
Value type: <phandle>
Definition: should contain gdsr regulator used for CSIPHY clocks.
- mipi-csi-vdd-supply
Usage: required
Value type: <phandle>
Definition: should contain phandle for mipi-csi-vdd regulator used for
CSIPHY device.
- csi-vdd-voltage
Usage: required
Value type: <u32>
Definition: should contain required voltage for csi-vdd supply for CSIPHY.
Example:
qcom,csiphy@ac65000 {
cell-index = <0>;
compatible = "qcom,csiphy-v1.0", "qcom,csiphy";
reg = <0xac65000 0x200>;
reg-cam-base = <0x65000>;
reg-names = "csiphy";
interrupts = <0 477 0>;
interrupt-names = "csiphy";
regulator-names = "gdscr", "refgen";
mipi-csi-vdd-supply = <&pm8998_l1>;
csi-vdd-voltage = <1200000>;
gdscr-supply = <&titan_top_gdsc>;
clocks = <&clock_camcc CAM_CC_CPHY_RX_CLK_SRC>,
<&clock_camcc CAM_CC_CSIPHY0_CLK>,
<&clock_camcc CAM_CC_CSI0PHYTIMER_CLK_SRC>,
<&clock_camcc CAM_CC_CSI0PHYTIMER_CLK>;
clock-names = "cphy_rx_clk_src", "csiphy0_clk",
"csi0phytimer_clk_src", "csi0phytimer_clk";
clock-rates = <400000000 0 300000000 0>;
clock-cntl-level = "turbo";
status = "ok";
};
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