Add i2c3 bus node. Add i2c gpio expandor pca6416 and i2c mux pca9548. Signed-off-by: Frank Li <Frank.Li@xxxxxxx> --- arch/arm64/boot/dts/freescale/imx8dxl-evk.dts | 55 +++++++++++++++++++ 1 file changed, 55 insertions(+) diff --git a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts index b972658efb176..d313cf1dd79d5 100644 --- a/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts +++ b/arch/arm64/boot/dts/freescale/imx8dxl-evk.dts @@ -261,6 +261,61 @@ i2c@6 { }; }; +&i2c3 { + #address-cells = <1>; + #size-cells = <0>; + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3>; + status = "okay"; + + pca6416_3: gpio@20 { + compatible = "ti,tca6416"; + reg = <0x20>; + gpio-controller; + #gpio-cells = <2>; + interrupt-parent = <&lsio_gpio2>; + interrupts = <5 IRQ_TYPE_EDGE_RISING>; + }; + + pca9548_2: i2c-mux@70 { + compatible = "nxp,pca9548"; + #address-cells = <1>; + #size-cells = <0>; + reg = <0x70>; + + i2c@0 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x0>; + }; + + i2c@1 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x1>; + }; + + i2c@2 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x2>; + }; + + i2c@3 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x3>; + }; + + i2c@4 { + #address-cells = <1>; + #size-cells = <0>; + reg = <0x4>; + }; + }; +}; + &lpuart0 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_lpuart0>; -- 2.34.1