openwrt/target/linux/at91/files/arch/arm/boot/dts/at91-q5xr5.dts

// SPDX-License-Identifier: GPL-2.0-only
/*
 * q5xr5.dts - Device Tree file for Exegin Q5xR5 board
 *
 * Copyright (C) 2014 Owen Kirby <[email protected]>
 */

/dts-v1/;
#include "at91sam9g20.dtsi"

/ {
	model = "Exegin Q5x (rev5)";
	compatible = "exegin,q5xr5", "atmel,at91sam9g20", "atmel,at91sam9";

	chosen {
		bootargs = "console=ttyS0,115200 rootfstype=squashfs,jffs2";
	};

	memory {
		reg = <0x20000000 0x0>;
	};

	clocks {
		#address-cells = <1>;
		#size-cells = <1>;
		ranges;

		main_clock: clock@0 {
			compatible = "atmel,osc", "fixed-clock";
			clock-frequency = <18432000>;
		};

		slow_xtal {
			clock-frequency = <32768>;
		};

		main_xtal {
			clock-frequency = <18432000>;
		};
	};

	ahb {
		apb {
			pinctrl@fffff400 {
				board {
					pinctrl_pck0_as_mck: pck0_as_mck {
						atmel,pins = <2 1 0x2 0x0>; /* PC1 periph B */
					};
					pinctrl_spi0_npcs0: spi0_npcs0 {
						atmel,pins = <0 3 0x1 0x0>; /* PA3 periph A */
					};
					pinctrl_spi0_npcs1: spi0_npcs1 {
						atmel,pins = <2 11 0x2 0x0>; /* PC11 periph B */
					};
					pinctrl_spi1_npcs0: spi1_npcs0 {
						atmel,pins = <1 3 0x1 0x0>; /* PB3 periph A */
					};
					pinctrl_spi1_npcs1: spi1_npcs1 {
						atmel,pins = <2 5 0x2 0x0>; /* PC5 periph B */
					};
				};

				spi0 {
					pinctrl_spi0: spi0-0 {
						atmel,pins =
							<0 0 0x1 0x0	/* PA0 periph A SPI0_MISO pin */
							 0 1 0x1 0x0	/* PA1 periph A SPI0_MOSI pin */
							 0 2 0x1 0x0>;	/* PA2 periph A SPI0_SPCK pin */
					};
				};

				spi1 {
					pinctrl_spi1: spi1-0 {
						atmel,pins =
							<1 0 0x1 0x0	/* PB0 periph A SPI1_MISO pin */
							 1 1 0x1 0x0	/* PB1 periph A SPI1_MOSI pin */
							 1 2 0x1 0x0>;	/* PB2 periph A SPI1_SPCK pin */
					};
				};
			};

			dbgu: serial@fffff200 {
				status = "okay";
			};

			usart0: serial@fffb0000 {
				pinctrl-0 =
					<&pinctrl_usart0
					 &pinctrl_usart0_rts
					 &pinctrl_usart0_cts
					 &pinctrl_usart0_dtr_dsr
					 &pinctrl_usart0_dcd
					 &pinctrl_usart0_ri>;
				status = "okay";
			};

			macb0: ethernet@fffc4000 {
				phy-mode = "mii";
				status = "okay";
			};

			usb1: gadget@fffa4000 {
				status = "okay";
			};

			watchdog@fffffd40 {
				status = "okay";
			};

			spi0: spi@fffc8000 {
				#address-cells = <1>;
				#size-cells = <0>;
				compatible = "atmel,at91rm9200-spi";
				reg = <0xfffc8000 0x200>;
				interrupts = <12 4 3>;
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_spi0>;
				status = "okay";
				cs-gpios = <&pioA 3 0>, <&pioC 11 1>, <0>, <0>;

				m25p80@0 {
					compatible = "sst,sst25vf040b";
					spi-max-frequency = <20000000>;
					reg = <0>;
					#address-cells = <1>;
					#size-cells = <1>;

					at91boot@0 {
						label = "at91boot";
						reg = <0x0 0x4000>;
					};
					uenv@4000 {
						label = "uboot-env";
						reg = <0x4000 0x4000>;
					};
					uboot@8000 {
						label = "uboot";
						reg = <0x8000 0x3E000>;
					};
				};
				spidev@1 {
					compatible = "spidev";
					spi-max-frequency = <2000000>;
					reg = <1>;
				};
			};
			spi1: spi@fffcc000 {
				#address-cells = <1>;
				#size-cells = <0>;
				compatible = "atmel,at91rm9200-spi";
				reg = <0xfffcc000 0x200>;
				interrupts = <13 4 3>;
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_spi1>;
				cs-gpios = <&pioB 3 0>, <&pioC 5 1>, <0>, <0>;
				status = "okay";

				spidev@0 {
					compatible = "spidev";
					spi-max-frequency = <2000000>;
					reg = <0>;
				};
				spidev@1 {
					compatible = "spidev";
					spi-max-frequency = <2000000>;
					reg = <1>;
				};
			};
		};

		usb0: ohci@500000 {
			num-ports = <2>;
			status = "okay";
		};
	};

	flash@10000000 {
		compatible = "cfi-flash";
		bank-width = <2>;
		reg = <0x10000000 0x00800000>;
		#address-cells = <1>;
		#size-cells = <1>;

		kernel@0 {
			label = "kernel";
			reg = <0x0 0x200000>;
		};
		rootfs@200000 {
			label = "rootfs";
			reg = <0x200000 0x600000>;
		};
	};
};