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// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
/dts-v1/;
/ {
#address-cells = <1>;
#size-cells = <1>;
compatible = "realtek,rtl838x-soc";
cpus {
#address-cells = <1>;
#size-cells = <0>;
frequency = <800000000>;
cpu@0 {
compatible = "mips,mips34Kc";
reg = <0>;
};
};
memory@0 {
device_type = "memory";
reg = <0x0 0x8000000>;
};
chosen {
bootargs = "console=ttyS0,115200";
};
cpuintc: cpuintc {
compatible = "mti,cpu-interrupt-controller";
#address-cells = <0>;
#interrupt-cells = <1>;
interrupt-controller;
};
lx_clk: lx_clk {
compatible = "fixed-clock";
#clock-cells = <0>;
clock-frequency = <175000000>;
};
soc: soc {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x0 0x18000000 0x10000>;
intc: interrupt-controller@3000 {
compatible = "realtek,rtl9300-intc", "realtek,rtl-intc";
reg = <0x3000 0x18>, <0x3018 0x18>;
interrupt-controller;
#interrupt-cells = <2>;
interrupt-parent = <&cpuintc>;
interrupts = <2>, <3>, <4>, <5>, <6>, <7>;
};
rtl9300clock: rtl9300clock@3200 {
compatible = "realtek,rtl9300clock";
reg = <0x3200 0x10>, <0x3210 0x10>;
interrupt-parent = <&intc>;
interrupts = <7 5>, <8 5>;
};
spi0: spi@1200 {
compatible = "realtek,rtl8380-spi";
reg = <0x1200 0x100>;
#address-cells = <1>;
#size-cells = <0>;
};
uart0: uart@2000 {
compatible = "ns16550a";
reg = <0x2000 0x100>;
clocks = <&lx_clk>;
interrupt-parent = <&intc>;
interrupts = <30 1>;
reg-io-width = <1>;
reg-shift = <2>;
fifo-size = <1>;
no-loopback-test;
};
uart1: uart@2100 {
compatible = "ns16550a";
reg = <0x2100 0x100>;
clocks = <&lx_clk>;
interrupt-parent = <&intc>;
interrupts = <31 0>;
reg-io-width = <1>;
reg-shift = <2>;
fifo-size = <1>;
no-loopback-test;
status = "disabled";
};
watchdog0: watchdog@3260 {
compatible = "realtek,rtl9300-wdt";
reg = <0x3260 0xc>;
realtek,reset-mode = "soc";
clocks = <&lx_clk>;
timeout-sec = <30>;
interrupt-parent = <&intc>;
interrupt-names = "phase1", "phase2";
interrupts = <5 4>, <6 4>;
};
gpio0: gpio-controller@3300 {
compatible = "realtek,rtl9300-gpio", "realtek,otto-gpio";
reg = <0x3300 0x1c>, <0x3338 0x8>;
gpio-controller;
#gpio-cells = <2>;
ngpios = <24>;
interrupt-controller;
#interrupt-cells = <2>;
interrupt-parent = <&intc>;
interrupts = <13 1>;
};
};
pinmux_led: pinmux@1b00cc00 {
compatible = "pinctrl-single";
reg = <0x1b00cc00 0x4>;
pinctrl-single,bit-per-mux;
pinctrl-single,register-width = <32>;
pinctrl-single,function-mask = <0x1>;
#pinctrl-cells = <2>;
/* enable GPIO 0 */
pinmux_disable_sys_led: disable_sys_led {
pinctrl-single,bits = <0x0 0x0 0x1000>;
};
};
ethernet0: ethernet@1b00a300 {
compatible = "realtek,rtl838x-eth";
reg = <0x1b00a300 0x100>;
interrupt-parent = <&intc>;
interrupts = <24 3>;
phy-mode = "internal";
fixed-link {
speed = <1000>;
full-duplex;
};
};
switch0: switch@1b000000 {
compatible = "realtek,rtl83xx-switch";
status = "okay";
interrupt-parent = <&intc>;
interrupts = <23 2>;
};
};
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