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-rw-r--r--dts/src/mips/mscc/ocelot.dtsi117
1 files changed, 117 insertions, 0 deletions
diff --git a/dts/src/mips/mscc/ocelot.dtsi b/dts/src/mips/mscc/ocelot.dtsi
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+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+/* Copyright (c) 2017 Microsemi Corporation */
+
+/ {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "mscc,ocelot";
+
+ 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 {
+ #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-factor-clock";
+ #clock-cells = <0>;
+ clocks = <&cpu_clk>;
+ clock-div = <2>;
+ clock-mult = <1>;
+ };
+
+ ahb@70000000 {
+ compatible = "simple-bus";
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges = <0 0x70000000 0x2000000>;
+
+ interrupt-parent = <&intc>;
+
+ cpu_ctrl: syscon@0 {
+ compatible = "mscc,ocelot-cpu-syscon", "syscon";
+ reg = <0x0 0x2c>;
+ };
+
+ intc: interrupt-controller@70 {
+ compatible = "mscc,ocelot-icpu-intr";
+ reg = <0x70 0x70>;
+ #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";
+ };
+
+ reset@1070008 {
+ compatible = "mscc,ocelot-chip-reset";
+ reg = <0x1070008 0x4>;
+ };
+
+ gpio: pinctrl@1070034 {
+ compatible = "mscc,ocelot-pinctrl";
+ reg = <0x1070034 0x68>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ gpio-ranges = <&gpio 0 0 22>;
+
+ uart_pins: uart-pins {
+ pins = "GPIO_6", "GPIO_7";
+ function = "uart";
+ };
+
+ uart2_pins: uart2-pins {
+ pins = "GPIO_12", "GPIO_13";
+ function = "uart2";
+ };
+ };
+ };
+};