1*c66ec88fSEmmanuel Vadot* Microchip Universal Asynchronous Receiver Transmitter (UART) 2*c66ec88fSEmmanuel Vadot 3*c66ec88fSEmmanuel VadotRequired properties: 4*c66ec88fSEmmanuel Vadot- compatible: Should be "microchip,pic32mzda-uart" 5*c66ec88fSEmmanuel Vadot- reg: Should contain registers location and length 6*c66ec88fSEmmanuel Vadot- interrupts: Should contain interrupt 7*c66ec88fSEmmanuel Vadot- clocks: Phandle to the clock. 8*c66ec88fSEmmanuel Vadot See: Documentation/devicetree/bindings/clock/clock-bindings.txt 9*c66ec88fSEmmanuel Vadot- pinctrl-names: A pinctrl state names "default" must be defined. 10*c66ec88fSEmmanuel Vadot- pinctrl-0: Phandle referencing pin configuration of the UART peripheral. 11*c66ec88fSEmmanuel Vadot See: Documentation/devicetree/bindings/pinctrl/pinctrl-bindings.txt 12*c66ec88fSEmmanuel Vadot 13*c66ec88fSEmmanuel VadotOptional properties: 14*c66ec88fSEmmanuel Vadot- cts-gpios: CTS pin for UART 15*c66ec88fSEmmanuel Vadot 16*c66ec88fSEmmanuel VadotExample: 17*c66ec88fSEmmanuel Vadot uart1: serial@1f822000 { 18*c66ec88fSEmmanuel Vadot compatible = "microchip,pic32mzda-uart"; 19*c66ec88fSEmmanuel Vadot reg = <0x1f822000 0x50>; 20*c66ec88fSEmmanuel Vadot interrupts = <112 IRQ_TYPE_LEVEL_HIGH>, 21*c66ec88fSEmmanuel Vadot <113 IRQ_TYPE_LEVEL_HIGH>, 22*c66ec88fSEmmanuel Vadot <114 IRQ_TYPE_LEVEL_HIGH>; 23*c66ec88fSEmmanuel Vadot clocks = <&rootclk PB2CLK>; 24*c66ec88fSEmmanuel Vadot pinctrl-names = "default"; 25*c66ec88fSEmmanuel Vadot pinctrl-0 = <&pinctrl_uart1 26*c66ec88fSEmmanuel Vadot &pinctrl_uart1_cts 27*c66ec88fSEmmanuel Vadot &pinctrl_uart1_rts>; 28*c66ec88fSEmmanuel Vadot cts-gpios = <&gpio1 15 0>; 29*c66ec88fSEmmanuel Vadot }; 30