@@ -38,6 +38,7 @@ dtb-$(CONFIG_SOC_AT91SAM9) += \
at91-ariettag25.dtb \
at91-cosino_mega2560.dtb \
at91-kizboxmini.dtb \
+ at91-wb45n.dtb \
at91sam9g15ek.dtb \
at91sam9g25ek.dtb \
at91sam9g35ek.dtb \
new file mode 100644
@@ -0,0 +1,64 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * at91-wb45n.dts - Device Tree file for WB45NBT board
+ *
+ * Copyright (C) 2018 Laird
+ *
+*/
+/dts-v1/;
+#include "at91-wb45n.dtsi"
+
+/ {
+ model = "Laird Workgroup Bridge 45N - Atmel AT91SAM (dt)";
+ compatible = "laird,wb45n", "laird,wbxx", "atmel,at91sam9x5", "atmel,at91sam9";
+
+ gpio_keys {
+ compatible = "gpio-keys";
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ irqbtn@18 {
+ reg = <18>;
+ label = "IRQBTN";
+ linux,code = <99>;
+ gpios = <&pioB 18 GPIO_ACTIVE_LOW>;
+ gpio-key,wakeup = <1>;
+ };
+ };
+};
+
+&watchdog {
+ status = "okay";
+};
+
+&usb0 {
+ status = "okay";
+};
+
+&mmc0 {
+ status = "okay";
+};
+
+&spi0 {
+ status = "okay";
+};
+
+&macb0 {
+ status = "okay";
+};
+
+&dbgu {
+ status = "okay";
+};
+
+&usart0 {
+ status = "okay";
+};
+
+&usart3 {
+ status = "okay";
+};
+
+&i2c1 {
+ status = "okay";
+};
new file mode 100644
@@ -0,0 +1,165 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * at91-wb45n.dtsi - Device Tree file for WB45NBT board
+ *
+ * Copyright (C) 2018 Laird
+ *
+ */
+
+#include "at91sam9g25.dtsi"
+
+/ {
+ model = "Laird Workgroup Bridge 45N - Atmel AT91SAM (dt)";
+ compatible = "laird,wb45n", "laird,wbxx", "atmel,at91sam9x5", "atmel,at91sam9";
+
+ chosen {
+ bootargs = "ubi.mtd=6 root=ubi0:rootfs rootfstype=ubifs rw";
+ stdout-path = "serial0:115200n8";
+ };
+
+ memory {
+ reg = <0x20000000 0x4000000>;
+ };
+
+ atheros {
+ compatible = "atheros,ath6kl";
+ atheros,board-id = "SD32";
+ };
+};
+
+&reset_controller {
+ compatible = "atmel,sama5d3-rstc";
+};
+
+&shutdown_controller {
+ atmel,wakeup-mode = "low";
+};
+
+&slow_xtal {
+ clock-frequency = <32768>;
+};
+
+&main_xtal {
+ clock-frequency = <12000000>;
+};
+
+&ebi {
+ status = "okay";
+ nand_controller: nand-controller {
+ pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb &pinctrl_nand_oe_we>;
+ pinctrl-names = "default";
+ status = "okay";
+
+ nand@3 {
+ reg = <0x3 0x0 0x800000>;
+ rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
+ cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
+ nand-bus-width = <8>;
+ nand-ecc-mode = "hw";
+ nand-ecc-strength = <4>;
+ 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 = "redund-env";
+ reg = <0xc0000 0x20000>;
+ };
+
+ kernel-a@e0000 {
+ label = "kernel-a";
+ reg = <0xe0000 0x280000>;
+ };
+
+ kernel-b@360000 {
+ label = "kernel-b";
+ reg = <0x360000 0x280000>;
+ };
+
+ rootfs-a@5e0000 {
+ label = "rootfs-a";
+ reg = <0x5e0000 0x2600000>;
+ };
+
+ rootfs-b@2be0000 {
+ label = "rootfs-b";
+ reg = <0x2be0000 0x2600000>;
+ };
+
+ user@51e0000 {
+ label = "user";
+ reg = <0x51e0000 0x2dc0000>;
+ };
+
+ logs@7fa0000 {
+ label = "logs";
+ reg = <0x7fa0000 0x60000>;
+ };
+
+ };
+ };
+ };
+};
+
+&usb0 {
+ num-ports = <2>;
+ atmel,vbus-gpio = <
+ &pioB 12 GPIO_ACTIVE_HIGH
+ &pioA 31 GPIO_ACTIVE_HIGH
+ >;
+ atmel,oc-gpio = <&pioB 13 GPIO_ACTIVE_LOW>;
+};
+
+&macb0 {
+ phy-mode = "rmii";
+};
+
+&spi0 {
+ cs-gpios = <&pioA 14 0>, <&pioA 7 0>, <0>, <0>;
+};
+
+&usb2 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_board_usb2>;
+ atmel,vbus-gpio = <&pioB 11 GPIO_ACTIVE_HIGH>;
+};
+
+&mmc0 {
+ pinctrl-0 = <
+ &pinctrl_mmc0_slot0_clk_cmd_dat0
+ &pinctrl_mmc0_slot0_dat1_3>;
+ slot@0 {
+ reg = <0>;
+ bus-width = <4>;
+ };
+};
+
+&pinctrl {
+ usb2 {
+ pinctrl_board_usb2: usb2-board {
+ atmel,pins =
+ <AT91_PIOB 11 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB11 gpio vbus sense, deglitch */
+ };
+ };
+};
+
This adds support for Lairds combo CPU module, featuring on board Atheros wifi, CSR Bluetooth radio and, Atmel CPU. https://www.lairdtech.com/products/wb45nbt Signed-off-by: Ben Whitten <ben.whitten@lairdtech.com> --- arch/arm/boot/dts/Makefile | 1 + arch/arm/boot/dts/at91-wb45n.dts | 64 +++++++++++++++ arch/arm/boot/dts/at91-wb45n.dtsi | 165 ++++++++++++++++++++++++++++++++++++++ 3 files changed, 230 insertions(+) create mode 100644 arch/arm/boot/dts/at91-wb45n.dts create mode 100644 arch/arm/boot/dts/at91-wb45n.dtsi