ath79: add new OF only target for QCA MIPS silicon

This target aims to replace ar71xx mid-term. The big part that is still
missing is making the MMIO/AHB wifi work using OF. NAND and mikrotik
subtargets will follow.

Signed-off-by: John Crispin <john@phrozen.org>

1 files changed, 124 insertions, 0 deletions

diff --git a/target/linux/ath79/dts/ar9331_ew_dorin.dts b/target/linux/ath79/dts/ar9331_ew_dorin.dts
new file mode 100644
index 0000000000..de4d9fe45d
--- /dev/null
+++ b/target/linux/ath79/dts/ar9331_ew_dorin.dts
@@ -0,0 +1,124 @@
+// SPDX-License-Identifier: GPL-2.0
+/dts-v1/;
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+#include "ar9331.dtsi"
+
+/ {
+	model = "Embedded Wireless Dorin";
+	compatible = "embeddedwireless,dorin";
+
+	aliases {
+		serial0 = &uart;
+	};
+
+	memory@0 {
+		device_type = "memory";
+		reg = <0x0 0x4000000>;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		status {
+			label = "dorin:green:status";
+			gpios = <&gpio 21 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+	};
+
+	keys {
+		compatible = "gpio-keys-polled";
+		#address-cells = <1>;
+		#size-cells = <0>;
+		poll-interval = <100>;
+
+		wps {
+			label = "wps";
+			linux,code = <KEY_WPS_BUTTON>;
+			gpios = <&gpio 11 GPIO_ACTIVE_LOW>;
+		};
+
+		reset {
+			label = "reset";
+			linux,code = <KEY_RESTART>;
+			gpios = <&gpio 6 GPIO_ACTIVE_HIGH>;
+		};
+	};
+};
+
+&uart {
+	status = "okay";
+};
+
+&gpio {
+	status = "okay";
+};
+
+&usb {
+	dr_mode = "host";
+	status = "okay";
+};
+
+&usb_phy {
+	status = "okay";
+};
+
+&spi {
+	num-chipselects = <1>;
+	status = "okay";
+
+	spiflash {
+		#address-cells = <1>;
+		#size-cells = <1>;
+		compatible = "jedec,spi-nor";
+		spi-max-frequency = <104000000>;
+		reg = <0>;
+
+		partition@0 {
+			label = "u-boot";
+			reg = <0x000000 0x040000>;
+			read-only;
+		};
+
+		partition@1 {
+			label = "u-boot-env";
+			reg = <0x040000 0x010000>;
+		};
+
+		partition@2 {
+			label = "firmware";
+			reg = <0x050000 0xfa0000>;
+		};
+
+		art: partition@3 {
+			label = "ART";
+			reg = <0xff0000 0x010000>;
+			read-only;
+		};
+	};
+};
+
+&eth1 {
+	status = "okay";
+
+	mtd-mac-address = <&art 0x1002>;
+
+	fixed-link {
+		speed = <1000>;
+		full-duplex;
+	};
+
+	gmac-config {
+		device = <&gmac>;
+
+		switch-phy-addr-swap = <1>;
+		switch-phy-swap = <1>;
+	};
+};
+
+&mdio1 {
+	status = "okay";
+};