at91: add support for the WB50N module from Laird
This module from Laird includes the following: - CPU Atmel SoC SAMA5D31 - Wifi QCA6004 - Bluetooth CSR8811 - RAM 64MB LPDDR - FLASH 128MB The flash is a dual image layout, kernel a/b, rootfs a/b, and a user partition. Signed-off-by: Ben Whitten <ben.whitten@gmail.com>
This commit is contained in:
Ben Whitten
Hauke Mehrtens
parent
86d037e4a2
commit
f81b353c9f
4 changed files with 348 additions and 0 deletions
117
target/linux/at91/files/arch/arm/boot/dts/wb50n.dts
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117
target/linux/at91/files/arch/arm/boot/dts/wb50n.dts
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@ -0,0 +1,117 @@
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/*
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* wb50n.dts - Device Tree file for wb50n board
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*
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* Copyright (C) 2015 Laird
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*
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* Licensed under GPLv2 or later.
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*/
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/dts-v1/;
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#include "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,sama5d31ek", "atmel,sama5d3xmb", "atmel,sama5d3xcm", "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";
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chosen {
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bootargs = "console=ttyS0,115200 earlyprintk loglevel=4 mem=64M";
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};
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ahb {
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apb {
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mmc0: mmc@f0000000 {
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status = "okay";
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};
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macb1: ethernet@f802c000 {
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status = "okay";
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};
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dbgu: serial@ffffee00 {
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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: serial@f001c000 {
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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: serial@f0020000 {
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status = "okay";
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};
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i2c0: i2c@f0014000 {
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status = "okay";
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};
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spi1: spi@f8008000 {
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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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watchdog@fffffe40 {
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status = "okay";
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};
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};
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usb0: gadget@00500000 {
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status = "okay";
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};
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usb1: ohci@00600000 {
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status = "okay";
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};
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usb2: ehci@00700000 {
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status = "okay";
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};
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};
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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@pa10 {
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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@pe31 {
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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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205
target/linux/at91/files/arch/arm/boot/dts/wb50n.dtsi
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205
target/linux/at91/files/arch/arm/boot/dts/wb50n.dtsi
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@ -0,0 +1,205 @@
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/*
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* wb50n.dts - Device Tree file for wb50n board
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*
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* Copyright (C) 2015 Laird
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*
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* Licensed under GPLv2 or later.
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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,sama5d31ek", "atmel,sama5d3xmb", "atmel,sama5d3xcm", "atmel,sama5d31", "atmel,sama5d3", "atmel,sama5";
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chosen {
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bootargs = "console=ttyS0,115200 earlyprintk loglevel=4 mem=64M";
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};
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memory {
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reg = <0x20000000 0x4000000>;
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};
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clocks {
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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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};
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ahb {
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apb {
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pmc: pmc@fffffc00 {
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main: mainck {
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clock-frequency = <12000000>;
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};
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periphck {
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usart1_clk: usart1_clk {
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#clock-cells = <0>;
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reg = <13>;
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atmel,clk-output-range = <0 132000000>;
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};
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};
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};
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pinctrl@fffff200 {
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board {
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pinctrl_mmc0_cd: mmc0_cd {
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atmel,pins =
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<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 =
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<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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mmc0: mmc@f0000000 {
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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: mmc@f8000000 {
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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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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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macb1: ethernet@f802c000 {
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phy-mode = "rmii";
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};
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dbgu: serial@ffffee00 {
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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: serial@f001c000 {
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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: serial@f0020000 {
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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: serial@f8024000 {
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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: spi@f8008000 {
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cs-gpios = <&pioC 25 0>, <0>, <0>, <0>;
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};
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sckc@fffffe50 {
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slow_osc: slow_osc {
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atmel,osc-bypass;
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};
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};
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};
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nand0: nand@60000000 {
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nand-bus-width = <8>;
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nand-ecc-mode = "hw";
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atmel,has-pmecc;
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atmel,pmecc-cap = <8>;
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atmel,pmecc-sector-size = <512>;
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nand-on-flash-bbt;
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status = "okay";
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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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usb0: gadget@00500000 {
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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: ohci@00600000 {
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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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};
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atheros {
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compatible = "atheros,ath6kl";
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atheros,board-id = "SD32";
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};
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};
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@ -29,3 +29,17 @@ define Device/at91-sama5d4_xplained
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MKUBIFS_OPTS := -m $$(PAGESIZE) -e 248KiB -c 2082 -x lzo
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endef
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TARGET_DEVICES += at91-sama5d4_xplained
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define Device/wb50n
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$(Device/evaluation-fit)
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DEVICE_TITLE := Laird WB50N
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DEVICE_PACKAGES := \
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kmod-mmc-at91 kmod-ath6kl-sdio ath6k-firmware \
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kmod-usb-storage kmod-fs-vfat kmod-fs-msdos \
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kmod-leds-gpio
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BLOCKSIZE := 128k
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PAGESIZE := 2048
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SUBPAGESIZE := 2048
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MKUBIFS_OPTS := -m $$(PAGESIZE) -e 124KiB -c 955
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endef
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TARGET_DEVICES += wb50n
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@ -0,0 +1,12 @@
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--- a/arch/arm/boot/dts/Makefile
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+++ b/arch/arm/boot/dts/Makefile
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@@ -52,7 +52,8 @@ dtb-$(CONFIG_SOC_SAM_V7) += \
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sama5d35ek.dtb \
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sama5d36ek.dtb \
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at91-sama5d4_xplained.dtb \
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- at91-sama5d4ek.dtb
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+ at91-sama5d4ek.dtb \
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+ wb50n.dtb
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dtb-$(CONFIG_ARCH_ATLAS6) += \
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atlas6-evb.dtb
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dtb-$(CONFIG_ARCH_ATLAS7) += \
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