2025-05-10 21:58:58 +08:00

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* techpoint,tpxxxx Decoder
Required Properties:
- compatible: should be "techpoint,tpxxxx"
- clocks: reference to the 27M xvclk input clock.
- clock-names: should be "xvclk".
- dovdd-supply: Digital I/O voltage supply, 1.8 volts
- avdd-supply: Analog voltage supply, 3.3 volts
- dvdd-supply: Digital core voltage supply, 1.2 volts
- reset-gpios: Low active reset gpio
- pwdn-gpios: High active power-down gpio
Attention:
techpoint device address (7bit)
techpoint + evb reuse the power bus
Example:
&i2c1 {
status = "okay";
// BT1120
tp9930: tp9930@45 {
compatible = "techpoint,tp9930";
reg = <0x45>;
clocks = <&cru CLK_MIPICSI_OUT>;
clock-names = "xvclk";
avdd-supply = <&vcc_avdd>;
dovdd-supply = <&vcc_dovdd>;
dvdd-supply = <&vcc_dvdd>;
power-domains = <&power RV1126_PD_VI>;
pinctrl-names = "rockchip,camera_default";
pinctrl-0 = <&mipicsi_clk0 &cifm0_bt1120_ctl>;
rockchip,grf = <&grf>;
reset-gpios = <&gpio3 RK_PC4 GPIO_ACTIVE_LOW>;
power-gpios = <&gpio2 RK_PA2 GPIO_ACTIVE_HIGH>;
rockchip,camera-module-index = <0>;
rockchip,camera-module-facing = "back";
rockchip,camera-module-name = "default";
rockchip,camera-module-lens-name = "default";
port {
cam_para_out1: endpoint {
remote-endpoint = <&cif_para_in>;
bus-width = <16>;
pclk-sample = <1>;
};
};
};
// MIPI
tp2855: tp2855@44 {
compatible = "techpoint,tp2855";
reg = <0x44>;
clocks = <&cru CLK_MIPICSI_OUT>;
clock-names = "xvclk";
avdd-supply = <&vcc_avdd>;
dovdd-supply = <&vcc_dovdd>;
dvdd-supply = <&vcc_dvdd>;
power-domains = <&power RV1126_PD_VI>;
pinctrl-names = "rockchip,camera_default";
pinctrl-0 = <&mipicsi_clk0>;
reset-gpios = <&gpio3 RK_PC4 GPIO_ACTIVE_LOW>;
power-gpios = <&gpio2 RK_PA2 GPIO_ACTIVE_HIGH>;
rockchip,camera-module-index = <1>;
rockchip,camera-module-facing = "front";
rockchip,camera-module-name = "tp2855";
rockchip,camera-module-lens-name = "tp2855";
port {
ucam_out0: endpoint {
remote-endpoint = <&mipi_in_ucam0>;
data-lanes = <1 2 3 4>;
};
};
};
};