// SPDX-License-Identifier: (GPL-2.0+ OR MIT) /* * Copyright (c) 2018 Microsemi Corporation */ / { #address-cells = <1>; #size-cells = <1>; compatible = "mscc,jr2"; cpus { #address-cells = <1>; #size-cells = <0>; cpu@0 { compatible = "mips,mips24KEc"; device_type = "cpu"; clocks = <&cpu_clk>; reg = <0>; }; }; aliases { serial0 = &uart0; }; cpuintc: interrupt-controller@0 { #address-cells = <0>; #interrupt-cells = <1>; interrupt-controller; compatible = "mti,cpu-interrupt-controller"; }; cpu_clk: cpu-clock { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <500000000>; }; ahb_clk: ahb-clk { compatible = "fixed-clock"; #clock-cells = <0>; clock-frequency = <250000000>; }; ahb { compatible = "simple-bus"; #address-cells = <1>; #size-cells = <1>; ranges = <0 0x70000000 0x2000000>; interrupt-parent = <&intc>; cpu_ctrl: syscon@0 { compatible = "mscc,jr2-cpu-syscon", "syscon"; reg = <0x0 0x2c>; }; intc: interrupt-controller@70 { compatible = "mscc,jr2-icpu-intr"; reg = <0x70 0x94>; #interrupt-cells = <1>; interrupt-controller; interrupt-parent = <&cpuintc>; interrupts = <2>; }; uart0: serial@100000 { pinctrl-0 = <&uart_pins>; pinctrl-names = "default"; compatible = "ns16550a"; reg = <0x100000 0x20>; interrupts = <6>; clocks = <&ahb_clk>; reg-io-width = <4>; reg-shift = <2>; status = "disabled"; }; uart2: serial@100800 { pinctrl-0 = <&uart2_pins>; pinctrl-names = "default"; compatible = "ns16550a"; reg = <0x100800 0x20>; interrupts = <7>; clocks = <&ahb_clk>; reg-io-width = <4>; reg-shift = <2>; status = "disabled"; }; spi0: spi-master@101000 { #address-cells = <1>; #size-cells = <0>; compatible = "snps,dw-apb-ssi"; reg = <0x101000 0x40>; num-chipselect = <4>; bus-num = <0>; reg-io-width = <4>; reg-shift = <2>; spi-max-frequency = <18000000>; /* input clock */ clocks = <&ahb_clk>; status = "disabled"; }; reset@1010008 { compatible = "mscc,jr2-chip-reset"; reg = <0x1010008 0x4>; }; gpio: pinctrl@1070034 { compatible = "mscc,jaguar2-pinctrl"; reg = <0x1010038 0x90>; gpio-controller; #gpio-cells = <2>; gpio-ranges = <&gpio 0 0 64>; sgpio_pins: sgpio-pins { pins = "GPIO_0", "GPIO_1", "GPIO_2", "GPIO_3"; function = "sg0"; }; sgpio1_pins: sgpio1-pins { pins = "GPIO_4", "GPIO_5", "GPIO_12", "GPIO_13"; function = "sg1"; }; sgpio2_pins: sgpio2-pins { pins = "GPIO_30", "GPIO_31", "GPIO_32", "GPIO_33"; function = "sg2"; }; uart_pins: uart-pins { pins = "GPIO_10", "GPIO_11"; function = "uart"; }; uart2_pins: uart2-pins { pins = "GPIO_24", "GPIO_25"; function = "uart2"; }; }; sgpio: gpio@1010150 { compatible = "mscc,ocelot-sgpio"; status = "disabled"; pinctrl-0 = <&sgpio_pins>; pinctrl-names = "default"; reg = <0x1010150 0x100>; gpio-controller; #gpio-cells = <2>; gpio-ranges = <&sgpio 0 0 64>; gpio-bank-name = "sgpio0_"; sgpio-clock = <0x14>; }; sgpio1: gpio@101025c { compatible = "mscc,ocelot-sgpio"; status = "disabled"; pinctrl-0 = <&sgpio1_pins>; pinctrl-names = "default"; reg = <0x101025c 0x100>; gpio-controller; #gpio-cells = <2>; gpio-ranges = <&sgpio1 0 0 64>; gpio-bank-name = "sgpio1_"; sgpio-clock = <0x14>; }; sgpio2: gpio@1010368 { compatible = "mscc,ocelot-sgpio"; status = "disabled"; pinctrl-0 = <&sgpio2_pins>; pinctrl-names = "default"; reg = <0x1010368 0x100>; gpio-controller; #gpio-cells = <2>; gpio-ranges = <&sgpio2 0 0 64>; gpio-bank-name = "sgpio2_"; sgpio-clock = <0x14>; }; }; };