diff --git a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi index 228efcc170af..1a9b414cb8e0 100644 --- a/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j7200-som-p0.dtsi @@ -5,6 +5,8 @@ /dts-v1/; +#include + #include "k3-j7200.dtsi" / { @@ -80,6 +82,25 @@ rtos_ipc_memory_region: ipc-memories@a4000000 { no-map; }; }; + + mux0: mux-controller { + compatible = "gpio-mux"; + #mux-state-cells = <1>; + mux-gpios = <&exp_som 1 GPIO_ACTIVE_HIGH>; + }; + + mux1: mux-controller { + compatible = "gpio-mux"; + #mux-state-cells = <1>; + mux-gpios = <&exp_som 2 GPIO_ACTIVE_HIGH>; + }; + + transceiver0: can-phy0 { + /* standby pin has been grounded by default */ + compatible = "ti,tcan1042"; + #phy-cells = <0>; + max-bitrate = <5000000>; + }; }; &wkup_pmx0 { @@ -142,6 +163,13 @@ J721E_IOPAD(0xd4, PIN_INPUT_PULLUP, 0) /* (V3) I2C0_SCL */ J721E_IOPAD(0xd8, PIN_INPUT_PULLUP, 0) /* (W2) I2C0_SDA */ >; }; + + main_mcan0_pins_default: main-mcan0-default-pins { + pinctrl-single,pins = < + J721E_IOPAD(0x24, PIN_INPUT, 0) /* (V20) MCAN0_RX */ + J721E_IOPAD(0x20, PIN_OUTPUT, 0) /* (V18) MCAN0_TX */ + >; + }; }; &hbmc { @@ -478,3 +506,10 @@ partition@3fc0000 { }; }; }; + +&main_mcan0 { + status = "okay"; + pinctrl-0 = <&main_mcan0_pins_default>; + pinctrl-names = "default"; + phys = <&transceiver0>; +};