168 lines
3.2 KiB
Plaintext
168 lines
3.2 KiB
Plaintext
// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
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/*
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* Copyright (c) 2020 Microsemi Corporation
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*/
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/ {
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#address-cells = <1>;
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#size-cells = <1>;
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compatible = "mscc,jr2";
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aliases {
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serial0 = &uart0;
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serial1 = &uart2;
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gpio0 = &gpio;
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};
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cpus {
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#address-cells = <1>;
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#size-cells = <0>;
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cpu@0 {
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compatible = "mips,mips24KEc";
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device_type = "cpu";
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clocks = <&cpu_clk>;
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reg = <0>;
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};
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};
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cpuintc: interrupt-controller {
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#address-cells = <0>;
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#interrupt-cells = <1>;
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interrupt-controller;
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compatible = "mti,cpu-interrupt-controller";
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};
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cpu_clk: cpu-clock {
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compatible = "fixed-clock";
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#clock-cells = <0>;
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clock-frequency = <500000000>;
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};
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ahb_clk: ahb-clk {
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compatible = "fixed-factor-clock";
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#clock-cells = <0>;
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clocks = <&cpu_clk>;
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clock-div = <2>;
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clock-mult = <1>;
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};
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ahb: ahb {
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compatible = "simple-bus";
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#address-cells = <1>;
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#size-cells = <1>;
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ranges;
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interrupt-parent = <&intc>;
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cpu_ctrl: syscon@70000000 {
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compatible = "mscc,ocelot-cpu-syscon", "syscon";
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reg = <0x70000000 0x2c>;
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};
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intc: interrupt-controller@70000070 {
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compatible = "mscc,jaguar2-icpu-intr";
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reg = <0x70000070 0x94>;
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#interrupt-cells = <1>;
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interrupt-controller;
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interrupt-parent = <&cpuintc>;
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interrupts = <2>;
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};
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uart0: serial@70100000 {
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pinctrl-0 = <&uart_pins>;
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pinctrl-names = "default";
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compatible = "ns16550a";
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reg = <0x70100000 0x20>;
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interrupts = <6>;
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clocks = <&ahb_clk>;
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reg-io-width = <4>;
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reg-shift = <2>;
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status = "disabled";
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};
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uart2: serial@70100800 {
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pinctrl-0 = <&uart2_pins>;
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pinctrl-names = "default";
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compatible = "ns16550a";
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reg = <0x70100800 0x20>;
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interrupts = <7>;
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clocks = <&ahb_clk>;
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reg-io-width = <4>;
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reg-shift = <2>;
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status = "disabled";
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};
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gpio: pinctrl@71010038 {
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compatible = "mscc,jaguar2-pinctrl";
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reg = <0x71010038 0x90>;
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gpio-controller;
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#gpio-cells = <2>;
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gpio-ranges = <&gpio 0 0 64>;
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uart_pins: uart-pins {
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pins = "GPIO_10", "GPIO_11";
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function = "uart";
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};
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uart2_pins: uart2-pins {
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pins = "GPIO_24", "GPIO_25";
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function = "uart2";
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};
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cs1_pins: cs1-pins {
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pins = "GPIO_16";
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function = "si";
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};
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cs2_pins: cs2-pins {
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pins = "GPIO_17";
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function = "si";
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};
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cs3_pins: cs3-pins {
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pins = "GPIO_18";
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function = "si";
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};
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i2c_pins: i2c-pins {
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pins = "GPIO_14", "GPIO_15";
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function = "twi";
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};
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i2c2_pins: i2c2-pins {
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pins = "GPIO_28", "GPIO_29";
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function = "twi2";
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};
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};
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i2c0: i2c@70100400 {
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compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
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status = "disabled";
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pinctrl-0 = <&i2c_pins>;
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pinctrl-names = "default";
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reg = <0x70100400 0x100>, <0x700001b8 0x8>;
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#address-cells = <1>;
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#size-cells = <0>;
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interrupts = <8>;
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clock-frequency = <100000>;
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clocks = <&ahb_clk>;
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};
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i2c2: i2c@70100c00 {
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compatible = "mscc,ocelot-i2c", "snps,designware-i2c";
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status = "disabled";
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pinctrl-0 = <&i2c2_pins>;
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pinctrl-names = "default";
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reg = <0x70100c00 0x100>;
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#address-cells = <1>;
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#size-cells = <0>;
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interrupts = <8>;
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clock-frequency = <100000>;
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clocks = <&ahb_clk>;
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};
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};
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};
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