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// SPDX-License-Identifier: GPL-2.0
/**
* DT Overlay for RPi Camera V2.1 (Sony IMX219) interfaced with CSI2 on AM68-SK board.
*
* Copyright (C) 2022 Texas Instruments Incorporated - https://www.ti.com/
*/
/dts-v1/;
/plugin/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include <dt-bindings/pinctrl/k3.h>
/ {
fragment@101 {
target-path = "/";
__overlay__ {
clk_imx219_fixed: imx219-xclk {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <24000000>;
};
};
};
};
&main_pmx0 {
main_i2c1_pins_default: main-i2c1-pins-default {
pinctrl-single,pins = <
J721S2_IOPAD(0x0ac, PIN_INPUT, 13) /* (AC25) MCASP0_AXR15.I2C1_SCL */
J721S2_IOPAD(0x0b0, PIN_INPUT, 13) /* (AD26) MCASP1_AXR3.I2C1_SDA */
>;
};
};
&main_i2c1 {
status = "okay";
#address-cells = <1>;
#size-cells = <0>;
pinctrl-names = "default";
pinctrl-0 = <&main_i2c1_pins_default>;
clock-frequency = <400000>;
exp3: gpio@20 {
compatible = "ti,tca6408";
reg = <0x20>;
gpio-controller;
#gpio-cells = <2>;
gpio-line-names = "CSI_VIO_SEL", "CSI_SEL_FPC_EXPn",
"IO_EXP_CSI2_EXP_RSTz","CSI0_B_GPIO1",
"CSI1_B_GPIO1";
p01-hog {
/* CSI_MUX_SEL_2*/
gpio-hog;
gpios = <1 GPIO_ACTIVE_HIGH>;
output-high;
line-name = "CSI_MUX_SEL_2";
};
};
i2c-switch@70 {
compatible = "nxp,pca9543";
#address-cells = <1>;
#size-cells = <0>;
reg = <0x70>;
i2c-alias-pool = /bits/ 16 <0x10 0x11>;
/* CAM0 I2C */
cam0_i2c: i2c@0 {
#address-cells = <1>;
#size-cells = <0>;
reg = <0>;
imx219_0: imx219_0@10 {
compatible = "sony,imx219";
reg = <0x10>;
clocks = <&clk_imx219_fixed>;
clock-names = "xclk";
reset-gpios = <&exp3 3 GPIO_ACTIVE_HIGH>;
port {
csi2_cam0: endpoint {
remote-endpoint = <&csi2rx0_in_sensor>;
link-frequencies = /bits/ 64 <456000000>;
clock-lanes = <0>;
data-lanes = <1 2>;
};
};
};
};
/* CAM1 I2C */
cam1_i2c: i2c@1 {
#address-cells = <1>;
#size-cells = <0>;
reg = <1>;
imx219_1: imx219_1@10 {
compatible = "sony,imx219";
reg = <0x10>;
clocks = <&clk_imx219_fixed>;
clock-names = "xclk";
reset-gpios = <&exp3 3 GPIO_ACTIVE_HIGH>;
port {
csi2_cam1: endpoint {
remote-endpoint = <&csi2rx1_in_sensor>;
link-frequencies = /bits/ 64 <456000000>;
clock-lanes = <0>;
data-lanes = <1 2>;
};
};
};
};
};
};
&csi0_port0 {
status = "okay";
csi2rx0_in_sensor: endpoint {
remote-endpoint = <&csi2_cam0>;
bus-type = <4>; /* CSI2 DPHY. */
clock-lanes = <0>;
data-lanes = <1 2>;
};
};
&csi1_port0 {
status = "okay";
csi2rx1_in_sensor: endpoint {
remote-endpoint = <&csi2_cam1>;
bus-type = <4>; /* CSI2 DPHY. */
clock-lanes = <0>;
data-lanes = <1 2>;
};
};
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