openwrt/target/linux/at91/files/arch/arm/boot/dts/wb50n.dtsi

// SPDX-License-Identifier: GPL-2.0-or-later
/*
 * wb50n.dts - Device Tree file for wb50n board
 *
 *  Copyright (C) 2015 Laird
 */

#include "sama5d31.dtsi"

/ {
	model = "Laird Workgroup Bridge 50N - Atmel SAMA5D";
	compatible = "laird,wb50n", "atmel,sama5d31ek", "atmel,sama5d3xmb", "atmel,sama5d3xcm", "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";

	chosen {
		bootargs = "console=ttyS0,115200 earlyprintk loglevel=4 mem=64M";
	};

	memory {
		reg = <0x20000000 0x4000000>;
	};

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

		main_xtal {
			clock-frequency = <12000000>;
		};
	};

	ahb {

		apb {
			pmc: pmc@fffffc00 {
				main: mainck {
					clock-frequency = <12000000>;
				};

				periphck {
					usart1_clk: usart1_clk {
						#clock-cells = <0>;
						reg = <13>;
						atmel,clk-output-range = <0 132000000>;
					};
				};
			};

			pinctrl@fffff200 {
				board {
					pinctrl_mmc0_cd: mmc0_cd {
						atmel,pins =
							<AT91_PIOC 26 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC26 GPIO with pullup deglitch */
					};

					pinctrl_usba_vbus: usba_vbus {
						atmel,pins =
							<AT91_PIOB 13 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB13 GPIO with deglitch */
					};
				};
			};

			mmc0: mmc@f0000000 {
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>;
				cd-gpios = <&pioC 26 GPIO_ACTIVE_LOW>;
				slot@0 {
					reg = <0>;
					bus-width = <4>;
				};
			};

			mmc1: mmc@f8000000 {
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>;
				status = "okay";
				slot@0 {
					reg = <0>;
					bus-width = <4>;
				};
			};

			macb1: ethernet@f802c000 {
				phy-mode = "rmii";
			};


			dbgu: serial@ffffee00 {
				dmas = <0>, <0>;	/*  Do not use DMA for dbgu */
			};

			/* On BB40 this port is labeled UART1 */
			usart0: serial@f001c000 {
				atmel,use-dma-rx;
				atmel,use-dma-tx;
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_usart0 &pinctrl_usart0_rts_cts>;
			};

			/* On BB40 this port is labeled UART0 */
			usart1: serial@f0020000 {
				atmel,use-dma-rx;
				atmel,use-dma-tx;
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts_cts>;
				dtr-gpios = <&pioD 13 GPIO_ACTIVE_LOW>;
				dsr-gpios = <&pioD 11 GPIO_ACTIVE_LOW>;
				dcd-gpios = <&pioD 7 GPIO_ACTIVE_LOW>;
				rng-gpios = <&pioD 8 GPIO_ACTIVE_LOW>;
			};

			/* USART3 is direct-connect to the Bluetooth UART on the radio SIP */
			usart3: serial@f8024000 {
				atmel,use-dma-rx;
				atmel,use-dma-tx;
				pinctrl-names = "default";
				pinctrl-0 = <&pinctrl_usart3 &pinctrl_usart3_rts_cts>;
				status = "okay";
			};

			spi1: spi@f8008000 {
				cs-gpios = <&pioC 25 0>, <0>, <0>, <0>;
			};

			sckc@fffffe50 {
				slow_osc: slow_osc {
					atmel,osc-bypass;
				};
			};
		};

		nand0: nand@60000000 {
			nand-bus-width = <8>;
			nand-ecc-mode = "hw";
			atmel,has-pmecc;
			atmel,pmecc-cap = <8>;
			atmel,pmecc-sector-size = <512>;
			nand-on-flash-bbt;
			status = "okay";

			at91bootstrap@0 {
				label = "at91bs";
				reg = <0x0 0x20000>;
			};

			uboot@20000 {
				label = "u-boot";
				reg = <0x20000 0x80000>;
			};

			ubootenv@a0000 {
				label = "u-boot-env";
				reg = <0xa0000 0x20000>;
			};

			ubootenv@c0000 {
				label = "u-boot-env";
				reg = <0xc0000 0x20000>;
			};

			kernel-a@e0000 {
				label = "kernel-a";
				reg = <0xe0000 0x500000>;
			};

			kernel-b@5e0000 {
				label = "kernel-b";
				reg = <0x5e0000 0x500000>;
			};

			rootfs-a@ae0000 {
				label = "rootfs-a";
				reg = <0xae0000 0x3000000>;
			};

			rootfs-b@3ae0000 {
				label = "rootfs-b";
				reg = <0x3ae0000 0x3000000>;
			};

			user@6ae0000 {
				label = "user";
				reg = <0x6ae0000 0x14e0000>;
			};

		};

		usb0: gadget@00500000 {
			atmel,vbus-gpio = <&pioB 13 GPIO_ACTIVE_LOW>;
			pinctrl-names = "default";
			pinctrl-0 = <&pinctrl_usba_vbus>;
		};

		usb1: ohci@00600000 {
			num-ports = <3>;
			atmel,vbus-gpio = <&pioA 2 GPIO_ACTIVE_LOW>;
			atmel,oc-gpio = <&pioA 4 GPIO_ACTIVE_LOW>;
		};
	};

	atheros {
		compatible = "atheros,ath6kl";
		atheros,board-id = "SD32";
 	};
};