libreCMC-RISCi/target/linux/ath79/dts/ar724x.dtsi

// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
#include <dt-bindings/clock/ath79-clk.h>
#include "ath79.dtsi"

/ {
	compatible = "qca,ar7240";

	#address-cells = <1>;
	#size-cells = <1>;

	chosen {
		bootargs = "console=ttyS0,115200";
	};

	cpus {
		#address-cells = <1>;
		#size-cells = <0>;

		cpu@0 {
			device_type = "cpu";
			compatible = "mips,mips24Kc";
			clocks = <&pll ATH79_CLK_CPU>;
			reg = <0>;
		};
	};

	ahb: ahb {
		apb {
			ddr_ctrl: memory-controller@18000000 {
				compatible = "qca,ar9132-ddr-controller",
						"qca,ar7240-ddr-controller";
				reg = <0x18000000 0x100>;

				#qca,ddr-wb-channel-cells = <1>;
			};

			uart: uart@18020000 {
				compatible = "ns16550a";
				reg = <0x18020000 0x20>;
				interrupts = <3>;

				clocks = <&pll ATH79_CLK_AHB>;
				clock-names = "uart";

				reg-io-width = <4>;
				reg-shift = <2>;
				no-loopback-test;

				status = "disabled";
			};

			gpio: gpio@18040000 {
				compatible = "qca,ar7240-gpio",
						"qca,ar7100-gpio";
				reg = <0x18040000 0x30>;
				interrupts = <2>;

				ngpios = <18>;

				gpio-controller;
				#gpio-cells = <2>;

				interrupt-controller;
				#interrupt-cells = <2>;
			};

			pinmux: pinmux@18040028 {
				compatible = "pinctrl-single";

				reg = <0x18040028 0x8>;

				pinctrl-single,bit-per-mux;
				pinctrl-single,register-width = <32>;
				pinctrl-single,function-mask = <0x1>;
				#pinctrl-cells = <2>;

				jtag_disable_pins: pinmux_jtag_disable_pins {
				pinctrl-single,bits = <0x0 0x1 0x1>;
				};
			};

			pll: pll-controller@18050000 {
				compatible = "qca,ar7240-pll", "syscon";
				reg = <0x18050000 0x3c>;

				clock-names = "ref";
				/* The board must provides the ref clock */

				#clock-cells = <1>;
				clock-output-names = "cpu", "ddr", "ahb";
			};

			wdt: wdt@18060008 {
				compatible = "qca,ar7130-wdt";
				reg = <0x18060008 0x8>;

				interrupts = <4>;

				clocks = <&pll ATH79_CLK_AHB>;
				clock-names = "wdt";
			};

			rst: reset-controller@1806001c {
				compatible = "qca,ar7240-reset",
						"qca,ar7100-reset";
				reg = <0x1806001c 0x4>;

				#reset-cells = <1>;
			};

			pcie: pcie-controller@180c0000 {
				compatible = "qcom,ar7240-pci";
				#address-cells = <3>;
				#size-cells = <2>;
				bus-range = <0x0 0x0>;
				reg = <0x180c0000 0x1000>, /* CRP */
				      <0x180f0000 0x100>,  /* CTRL */
				      <0x14000000 0x1000>; /* CFG */
				reg-names = "crp_base", "ctrl_base", "cfg_base";
				ranges = <0x2000000 0 0x10000000 0x10000000 0 0x04000000	/* pci memory */
					  0x1000000 0 0x00000000 0x0000000 0 0x000001>;		/* io space */
				interrupt-parent = <&cpuintc>;
				interrupts = <2>;

				interrupt-controller;
				#interrupt-cells = <1>;

				interrupt-map-mask = <0 0 0 1>;
				interrupt-map = <0 0 0 0 &pcie 0>;
				status = "disabled";
			};
		};

		spi: spi@1f000000 {
			compatible = "qca,ar7240-spi",
					"qca,ar7100-spi";
			reg = <0x1f000000 0x10>;

			clocks = <&pll ATH79_CLK_AHB>;
			clock-names = "ahb";

			status = "disabled";

			#address-cells = <1>;
			#size-cells = <0>;
		};
	};
};

&cpuintc {
	qca,ddr-wb-channel-interrupts = <2>, <3>, <4>, <5>;
	qca,ddr-wb-channels = <&ddr_ctrl 3>, <&ddr_ctrl 2>,
				<&ddr_ctrl 0>, <&ddr_ctrl 1>;
};