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+// SPDX-License-Identifier: GPL-2.0
+/*
+ * at91-wb50n.dtsi - Device Tree include file for wb50n cpu module
+ *
+ * Copyright (C) 2018 Laird
+ *
+ */
+
+#include "sama5d31.dtsi"
+
+/ {
+ model = "Laird Workgroup Bridge 50N - Atmel SAMA5D";
+ compatible = "laird,wb50n", "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";
+
+ chosen {
+ bootargs = "ubi.mtd=6 root=ubi0:rootfs rootfstype=ubifs rw";
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory {
+ reg = <0x20000000 0x4000000>;
+ };
+};
+
+&pinctrl {
+ 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 */
+ };
+ };
+};
+
+&slow_xtal {
+ clock-frequency = <32768>;
+};
+
+&main_xtal {
+ clock-frequency = <12000000>;
+};
+
+&slow_osc {
+ atmel,osc-bypass;
+};
+
+&usart1_clk {
+ atmel,clk-output-range = <0 132000000>;
+};
+
+&mmc0 {
+ 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 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>;
+ status = "okay";
+ atheros@0 {
+ compatible = "atheros,ath6kl";
+ atheros,board-id = "SD32";
+ reg = <0>;
+ bus-width = <4>;
+ };
+};
+
+&macb1 {
+ phy-mode = "rmii";
+};
+
+&dbgu {
+ dmas = <0>, <0>; /* Do not use DMA for dbgu */
+};
+
+/* On BB40 this port is labeled UART1 */
+&usart0 {
+ 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 {
+ 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 {
+ atmel,use-dma-rx;
+ atmel,use-dma-tx;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usart3 &pinctrl_usart3_rts_cts>;
+ status = "okay";
+};
+
+&spi1 {
+ cs-gpios = <&pioC 25 0>, <0>, <0>, <0>;
+};
+
+&ebi {
+ pinctrl-0 = <&pinctrl_ebi_nand_addr>;
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&nand_controller {
+ status = "okay";
+
+ nand: nand@3 {
+ reg = <0x3 0x0 0x2>;
+ atmel,rb = <0>;
+ nand-bus-width = <8>;
+ nand-ecc-mode = "hw";
+ nand-ecc-strength = <8>;
+ nand-ecc-step-size = <512>;
+ nand-on-flash-bbt;
+ label = "atmel_nand";
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ 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 {
+ atmel,vbus-gpio = <&pioB 13 GPIO_ACTIVE_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_usba_vbus>;
+};
+
+&usb1 {
+ num-ports = <3>;
+ atmel,vbus-gpio = <&pioA 2 GPIO_ACTIVE_LOW>;
+ atmel,oc-gpio = <&pioA 4 GPIO_ACTIVE_LOW>;
+};