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authorBen Whitten <ben.whitten@gmail.com>2016-06-10 20:07:32 +0100
committerHauke Mehrtens <hauke@hauke-m.de>2017-10-15 00:24:21 +0200
commit86d037e4a27fcf8f465fb1e79db727995ad5c684 (patch)
tree281bf815693ce01a1b75ed576146db18d6b51ce0
parent618ed77a17422a9e167aed1eeec23a70235d0048 (diff)
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at91: add support for the WB45N module from Laird
This module from Laird includes the following: - CPU Atmel SoC ARM926EJS - Wifi AR6003 - Bluetooth CSR8510 - 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>
-rw-r--r--target/linux/at91/files/arch/arm/boot/dts/wb45n.dts220
-rw-r--r--target/linux/at91/image/Makefile6
-rw-r--r--target/linux/at91/image/legacy.mk15
-rw-r--r--target/linux/at91/patches-4.4/102-ARM-at91-build-dtb-for-wb45n.patch12
4 files changed, 253 insertions, 0 deletions
diff --git a/target/linux/at91/files/arch/arm/boot/dts/wb45n.dts b/target/linux/at91/files/arch/arm/boot/dts/wb45n.dts
new file mode 100644
index 0000000000..2d1fe0c083
--- /dev/null
+++ b/target/linux/at91/files/arch/arm/boot/dts/wb45n.dts
@@ -0,0 +1,220 @@
+/*
+ * wb45n.dts - Device Tree file for WB45NBT board
+ *
+ * Copyright (C) 2015 Laird
+ *
+ * Licensed under GPLv2 or later.
+ */
+/dts-v1/;
+#include "at91sam9g25.dtsi"
+
+/ {
+ model = "Laird Workgroup Bridge 45N - Atmel AT91SAM (dt)";
+ compatible = "laird,wb45n", "laird,wbxx", "atmel,at91sam9x5", "atmel,at91sam9";
+
+ chosen {
+ bootargs = "console=ttyS0,115200 root=/dev/mtdblock1 rw rootfstype=ubifs ubi.mtd=1 root=ubi0:rootfs";
+ };
+
+ memory {
+ reg = <0x20000000 0x4000000>;
+ };
+
+ clocks {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ main_clock: clock@0 {
+ compatible = "atmel,osc", "fixed-clock";
+ clock-frequency = <12000000>;
+ };
+
+ slow_xtal {
+ clock-frequency = <32768>;
+ };
+
+ main_xtal {
+ clock-frequency = <12000000>;
+ };
+ };
+
+ ahb {
+ apb {
+
+ rstc@fffffe00 {
+ compatible = "atmel,sama5d3-rstc";
+ };
+
+ pinctrl@fffff400 {
+ nand {
+ pinctrl_nand: nand-0 {
+ atmel,pins =
+ <AT91_PIOD 0 AT91_PERIPH_A AT91_PINCTRL_NONE /* PD0 periph A Read Enable */
+ AT91_PIOD 1 AT91_PERIPH_A AT91_PINCTRL_NONE /* PD1 periph A Write Enable */
+ AT91_PIOD 2 AT91_PERIPH_A AT91_PINCTRL_NONE /* PD2 periph A Address Latch Enable */
+ AT91_PIOD 3 AT91_PERIPH_A AT91_PINCTRL_NONE /* PD3 periph A Command Latch Enable */
+ AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP /* PD4 gpio Chip Enable pin pull_up */
+ AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>; /* PD5 gpio RDY/BUSY pin pull_up */
+ };
+ };
+
+ usb2 {
+ pinctrl_board_usb2: usb2-board {
+ atmel,pins =
+ <AT91_PIOB 11 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>; /* PB11 gpio vbus sense, deglitch */
+ };
+ };
+ };
+
+ dbgu: serial@fffff200 {
+ status = "okay";
+ };
+
+ usart0: serial@f801c000 {
+ status = "okay";
+ };
+
+ usart3: serial@f8028000 {
+ status = "okay";
+ };
+
+ spi0: spi@f0000000 {
+ status = "okay";
+ cs-gpios = <&pioA 14 0>, <&pioA 7 0>, <0>, <0>;
+ };
+
+ mmc0: mmc@f0008000 {
+ pinctrl-0 = <
+ &pinctrl_mmc0_slot0_clk_cmd_dat0
+ &pinctrl_mmc0_slot0_dat1_3>;
+ status = "okay";
+ /delete-property/dmas;
+ /delete-property/dma-names;
+ slot@0 {
+ reg = <0>;
+ bus-width = <4>;
+ };
+ };
+
+ macb0: ethernet@f802c000 {
+ phy-mode = "rmii";
+ status = "okay";
+ };
+
+ usb2: gadget@f803c000 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_board_usb2>;
+ atmel,vbus-gpio = <&pioB 11 GPIO_ACTIVE_HIGH>;
+ status = "okay";
+ };
+
+ i2c1: i2c@f8014000 {
+ status = "okay";
+ };
+
+ watchdog@fffffe40 {
+ status = "okay";
+ };
+
+ shdwc@fffffe10 {
+ atmel,wakeup-mode = "low";
+ };
+
+ rtc@fffffeb0 {
+ status = "okay";
+ };
+ };
+
+ usb0: ohci@00600000 {
+ status = "okay";
+ num-ports = <2>;
+ atmel,vbus-gpio = <
+ &pioB 12 GPIO_ACTIVE_HIGH
+ &pioA 31 GPIO_ACTIVE_HIGH
+ >;
+ atmel,oc-gpio = <&pioB 13 GPIO_ACTIVE_LOW>;
+ };
+
+ usb1: ehci@00700000 {
+ status = "okay";
+ };
+
+ nand0: nand@40000000 {
+ nand-bus-width = <8>;
+ nand-ecc-mode = "hw";
+ atmel,has-pmecc; /* Enable PMECC */
+ atmel,pmecc-cap = <4>;
+ 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 = "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>;
+ };
+ };
+ };
+
+ atheros {
+ compatible = "atheros,ath6kl";
+ atheros,board-id = "SD32";
+ };
+
+ gpio_keys {
+ compatible = "gpio-keys";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ irqbtn@pb18 {
+ label = "IRQBTN";
+ linux,code = <99>;
+ gpios = <&pioB 18 GPIO_ACTIVE_LOW>;
+ gpio-key,wakeup = <1>;
+ };
+ };
+};
diff --git a/target/linux/at91/image/Makefile b/target/linux/at91/image/Makefile
index db480ac754..fedefe4287 100644
--- a/target/linux/at91/image/Makefile
+++ b/target/linux/at91/image/Makefile
@@ -51,6 +51,12 @@ define Device/evaluation-dtb
IMAGE/dtb := install-dtb
endef
+define Device/evaluation-fit
+ $(Device/evaluation)
+ KERNEL_SUFFIX := -fit-uImage.itb
+ KERNEL := kernel-bin | lzma | fit lzma $$(DTS_DIR)/$$(DEVICE_DTS).dtb
+endef
+
define Device/production
UBINIZE_OPTS := -E 5
IMAGES := factory.bin
diff --git a/target/linux/at91/image/legacy.mk b/target/linux/at91/image/legacy.mk
index be8c2db21c..c6d9ed8108 100644
--- a/target/linux/at91/image/legacy.mk
+++ b/target/linux/at91/image/legacy.mk
@@ -116,3 +116,18 @@ define Device/at91-q5xr5
KERNEL_SIZE := 2048k
endef
TARGET_DEVICES += at91-q5xr5
+
+define Device/wb45n
+ $(Device/evaluation-fit)
+ DEVICE_TITLE := Laird WB45N
+ DEVICE_PACKAGES := \
+ kmod-mmc-at91 kmod-ath6kl-sdio ath6k-firmware \
+ kmod-usb-storage kmod-fs-vfat kmod-fs-msdos \
+ kmod-leds-gpio
+ BLOCKSIZE := 128k
+ PAGESIZE := 2048
+ SUBPAGESIZE := 2048
+ MKUBIFS_OPTS := -m $$(PAGESIZE) -e 124KiB -c 955
+endef
+TARGET_DEVICES += wb45n
+
diff --git a/target/linux/at91/patches-4.4/102-ARM-at91-build-dtb-for-wb45n.patch b/target/linux/at91/patches-4.4/102-ARM-at91-build-dtb-for-wb45n.patch
new file mode 100644
index 0000000000..b7486626ab
--- /dev/null
+++ b/target/linux/at91/patches-4.4/102-ARM-at91-build-dtb-for-wb45n.patch
@@ -0,0 +1,12 @@
+--- a/arch/arm/boot/dts/Makefile
++++ b/arch/arm/boot/dts/Makefile
+@@ -40,7 +40,8 @@ dtb-$(CONFIG_SOC_SAM_V4_V5) += \
+ at91sam9g25ek.dtb \
+ at91sam9g35ek.dtb \
+ at91sam9x25ek.dtb \
+- at91sam9x35ek.dtb
++ at91sam9x35ek.dtb \
++ wb45n.dtb
+ dtb-$(CONFIG_SOC_SAM_V7) += \
+ at91-kizbox2.dtb \
+ at91-sama5d2_xplained.dtb \