195 lines
3.6 KiB
Plaintext
195 lines
3.6 KiB
Plaintext
// SPDX-License-Identifier: GPL-2.0
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/*
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* at91-wb50n.dtsi - Device Tree include file for wb50n cpu module
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*
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* Copyright (C) 2018 Laird
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*
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*/
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#include "sama5d31.dtsi"
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/ {
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model = "Laird Workgroup Bridge 50N - Atmel SAMA5D";
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compatible = "laird,wb50n", "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";
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chosen {
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bootargs = "ubi.mtd=6 root=ubi0:rootfs rootfstype=ubifs rw";
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stdout-path = "serial0:115200n8";
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};
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memory {
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reg = <0x20000000 0x4000000>;
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};
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};
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&pinctrl {
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board {
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pinctrl_mmc0_cd: mmc0_cd {
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atmel,pins = <AT91_PIOC 26 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>; /* PC26 GPIO with pullup deglitch */
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};
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pinctrl_usba_vbus: usba_vbus {
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atmel,pins = <AT91_PIOB 13 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB13 GPIO with deglitch */
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};
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};
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};
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&slow_xtal {
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clock-frequency = <32768>;
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};
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&main_xtal {
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clock-frequency = <12000000>;
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};
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&clk32k {
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atmel,osc-bypass;
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};
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&mmc0 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_mmc0_clk_cmd_dat0 &pinctrl_mmc0_dat1_3 &pinctrl_mmc0_cd>;
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cd-gpios = <&pioC 26 GPIO_ACTIVE_LOW>;
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slot@0 {
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reg = <0>;
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bus-width = <4>;
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};
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};
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&mmc1 {
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3>;
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status = "okay";
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atheros@0 {
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compatible = "atheros,ath6kl";
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atheros,board-id = "SD32";
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reg = <0>;
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bus-width = <4>;
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};
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};
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&macb1 {
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phy-mode = "rmii";
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};
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&dbgu {
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dmas = <0>, <0>; /* Do not use DMA for dbgu */
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};
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/* On BB40 this port is labeled UART1 */
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&usart0 {
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usart0 &pinctrl_usart0_rts_cts>;
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};
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/* On BB40 this port is labeled UART0 */
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&usart1 {
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usart1 &pinctrl_usart1_rts_cts>;
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dtr-gpios = <&pioD 13 GPIO_ACTIVE_LOW>;
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dsr-gpios = <&pioD 11 GPIO_ACTIVE_LOW>;
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dcd-gpios = <&pioD 7 GPIO_ACTIVE_LOW>;
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rng-gpios = <&pioD 8 GPIO_ACTIVE_LOW>;
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};
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/* USART3 is direct-connect to the Bluetooth UART on the radio SIP */
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&usart3 {
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atmel,use-dma-rx;
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atmel,use-dma-tx;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usart3 &pinctrl_usart3_rts_cts>;
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status = "okay";
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};
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&spi1 {
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cs-gpios = <&pioC 25 0>, <0>, <0>, <0>;
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};
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&ebi {
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pinctrl-0 = <&pinctrl_ebi_nand_addr>;
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pinctrl-names = "default";
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status = "okay";
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};
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&nand_controller {
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status = "okay";
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nand: nand@3 {
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reg = <0x3 0x0 0x2>;
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atmel,rb = <0>;
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nand-bus-width = <8>;
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nand-ecc-mode = "hw";
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nand-ecc-strength = <8>;
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nand-ecc-step-size = <512>;
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nand-on-flash-bbt;
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label = "atmel_nand";
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partitions {
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compatible = "fixed-partitions";
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#address-cells = <1>;
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#size-cells = <1>;
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at91bootstrap@0 {
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label = "at91bs";
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reg = <0x0 0x20000>;
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};
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uboot@20000 {
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label = "u-boot";
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reg = <0x20000 0x80000>;
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};
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ubootenv@a0000 {
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label = "u-boot-env";
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reg = <0xa0000 0x20000>;
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};
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ubootenv@c0000 {
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label = "u-boot-env";
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reg = <0xc0000 0x20000>;
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};
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kernel-a@e0000 {
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label = "kernel-a";
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reg = <0xe0000 0x500000>;
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};
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kernel-b@5e0000 {
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label = "kernel-b";
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reg = <0x5e0000 0x500000>;
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};
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rootfs-a@ae0000 {
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label = "rootfs-a";
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reg = <0xae0000 0x3000000>;
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};
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rootfs-b@3ae0000 {
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label = "rootfs-b";
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reg = <0x3ae0000 0x3000000>;
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};
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user@6ae0000 {
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label = "user";
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reg = <0x6ae0000 0x14e0000>;
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};
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};
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};
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};
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&usb0 {
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atmel,vbus-gpio = <&pioB 13 GPIO_ACTIVE_LOW>;
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pinctrl-names = "default";
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pinctrl-0 = <&pinctrl_usba_vbus>;
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};
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&usb1 {
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num-ports = <3>;
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atmel,vbus-gpio = <&pioA 2 GPIO_ACTIVE_LOW>;
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atmel,oc-gpio = <&pioA 4 GPIO_ACTIVE_LOW>;
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};
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