mirror of https://gitee.com/openkylin/linux.git
ARM: dts: add support for Laird WB50N cpu module and DVK
This adds support for Lairds CPU module, featuring Atheros wifi, CSR Bluetooth and, Atmel SAMA5D3 CPU. https://www.lairdtech.com/products/wb50nbt-wi-fi-bluetooth-module Signed-off-by: Ben Whitten <ben.whitten@lairdtech.com> Signed-off-by: Alexandre Belloni <alexandre.belloni@bootlin.com>
This commit is contained in:
Ben Whitten
Alexandre Belloni
parent
0445655586
commit
e8274426b4
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@ -52,6 +52,7 @@ dtb-$(CONFIG_SOC_SAM_V7) += \
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at91-sama5d2_xplained.dtb \
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at91-sama5d3_xplained.dtb \
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at91-tse850-3.dtb \
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at91-wb50n.dtb \
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sama5d31ek.dtb \
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sama5d33ek.dtb \
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sama5d34ek.dtb \
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@ -0,0 +1,112 @@
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// SPDX-License-Identifier: GPL-2.0
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/*
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* at91-wb50n.dts - Device Tree file for wb50n evaluation board
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*
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* Copyright (C) 2018 Laird
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*
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*/
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/dts-v1/;
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#include "at91-wb50n.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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gpio_keys {
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compatible = "gpio-keys";
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#address-cells = <1>;
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#size-cells = <0>;
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btn0@10 {
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reg = <10>;
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label = "BTNESC";
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linux,code = <1>; /* ESC button */
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gpios = <&pioA 10 GPIO_ACTIVE_LOW>;
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gpio-key,wakeup = <1>;
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};
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irqbtn@31 {
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reg = <31>;
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label = "IRQBTN";
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linux,code = <99>; /* SysReq button */
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gpios = <&pioE 31 GPIO_ACTIVE_LOW>;
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gpio-key,wakeup = <1>;
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};
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};
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leds {
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compatible = "gpio-leds";
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led0 {
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label = "wb50n:blue:led0";
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gpios = <&pioA 12 GPIO_ACTIVE_LOW>;
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default-state = "off";
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};
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led1 {
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label = "wb50n:green:led1";
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gpios = <&pioA 24 GPIO_ACTIVE_LOW>;
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default-state = "off";
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};
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led2 {
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label = "wb50n:red:led2";
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gpios = <&pioA 26 GPIO_ACTIVE_LOW>;
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default-state = "off";
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};
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};
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};
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&watchdog {
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status = "okay";
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};
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&mmc0 {
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status = "okay";
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};
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&macb1 {
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status = "okay";
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};
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&dbgu {
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status = "okay";
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};
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/* On BB40 this port is labeled UART1 */
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&usart0 {
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status = "okay";
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};
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/* On BB40 this port is labeled UART0 */
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&usart1 {
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status = "okay";
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};
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&i2c0 {
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status = "okay";
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};
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&spi1 {
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status = "okay";
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spidev@0 {
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compatible = "spidev";
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reg = <0>;
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spi-max-frequency = <8000000>;
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};
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};
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&usb0 {
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status = "okay";
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};
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&usb1 {
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status = "okay";
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};
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&usb2 {
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status = "okay";
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};
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@ -0,0 +1,198 @@
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// 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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&slow_osc {
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atmel,osc-bypass;
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};
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&usart1_clk {
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atmel,clk-output-range = <0 132000000>;
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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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