The following features are supported:
* UART;
* SPI-flash;
* USB host;
* GPIO keys and LEDs.
Links:
* http://www.dragino.com/products/mother-board/item/71-ms14-p.html
* https://wiki.openwrt.org/toh/dragino/ms14
Signed-off-by: Antony Pavlov <antonynpavlov@xxxxxxxxx>
Cc: Gabor Juhos <juhosg@xxxxxxxxxxx>
Cc: Alban Bedel <albeu@xxxxxxx>
Cc: linux-mips@xxxxxxxxxxxxxx
Cc: devicetree@xxxxxxxxxxxxxxx
---
arch/mips/boot/dts/qca/Makefile | 1 +
arch/mips/boot/dts/qca/dragino_ms14.dts | 101 ++++++++++++++++++++++++++++++++
2 files changed, 102 insertions(+)
diff --git a/arch/mips/boot/dts/qca/Makefile b/arch/mips/boot/dts/qca/Makefile
index 504c4b1..e949cff 100644
--- a/arch/mips/boot/dts/qca/Makefile
+++ b/arch/mips/boot/dts/qca/Makefile
@@ -1,5 +1,6 @@
# All DTBs
dtb-$(CONFIG_ATH79) += ar9132_tl_wr1043nd_v1.dtb
+dtb-$(CONFIG_ATH79) += dragino_ms14.dtb
dtb-$(CONFIG_ATH79) += tl_mr3020.dtb
# Force kbuild to make empty built-in.o if necessary
diff --git a/arch/mips/boot/dts/qca/dragino_ms14.dts b/arch/mips/boot/dts/qca/dragino_ms14.dts
new file mode 100644
index 0000000..44abb77
--- /dev/null
+++ b/arch/mips/boot/dts/qca/dragino_ms14.dts
@@ -0,0 +1,101 @@
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+#include "ar9331.dtsi"
+
+/ {
+ model = "Dragino MS14 (Dragino 2)";
+ compatible = "dragino,ms14";
+
+ aliases {
+ serial0 = &uart;
+ };
+
+ memory@0 {
+ device_type = "memory";
+ reg = <0x0 0x4000000>;
+ };
+
+ leds {
+ compatible = "gpio-leds";
+
+ wlan {
+ label = "dragino2:red:wlan";
+ gpios = <&gpio 0 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+
+ lan {
+ label = "dragino2:red:lan";
+ gpios = <&gpio 13 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+
+ wan {
+ label = "dragino2:red:wan";
+ gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
+ default-state = "off";
+ };
+
+ system {
+ label = "dragino2:red:system";
+ gpios = <&gpio 28 GPIO_ACTIVE_HIGH>;
+ default-state = "off";
+ };
+ };
+
+ gpio-keys-polled {
+ compatible = "gpio-keys-polled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ poll-interval = <100>;
+
+ button@0 {
+ label = "jumpstart";
+ linux,code = <KEY_WPS_BUTTON>;
+ gpios = <&gpio 11 GPIO_ACTIVE_LOW>;
+ };
+
+ button@1 {
+ label = "reset";
+ linux,code = <KEY_RESTART>;
+ gpios = <&gpio 12 GPIO_ACTIVE_LOW>;
+ };
+ };
+};
+
+&ref {
+ clock-frequency = <25000000>;
+};
+
+&uart {
+ status = "okay";
+};
+
+&gpio {
+ status = "okay";
+};
+
+&usb {
+ status = "okay";
+};
+
+&usb_phy {
+ status = "okay";
+};
+
+&spi {
+ num-chipselects = <1>;
+ status = "okay";
+
+ /* Winbond 25Q128BVFG SPI flash */
+ spiflash: w25q128@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "winbond,w25q128", "jedec,spi-nor";
+ spi-max-frequency = <104000000>;
+ reg = <0>;
+ };
+};
--
2.7.0
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