OpenWrt – Rev 4
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/*
* wb50n.dts - Device Tree file for wb50n board
*
* Copyright (C) 2015 Laird
*
* Licensed under GPLv2 or later.
*/
#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";
};
};