ath79: make OpenMesh MR900 DTSI more general

The OpenMesh MR900 and to-be-added MR1750 family are very similar.
Make the existing MR900 DTSI more general so it can be used for
the MR1750 devices as well.

Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

1 files changed, 169 insertions, 0 deletions

diff --git a/target/linux/ath79/dts/qca9558_openmesh_mr.dtsi b/target/linux/ath79/dts/qca9558_openmesh_mr.dtsi
new file mode 100644
index 0000000000..d51c587683
--- /dev/null
+++ b/target/linux/ath79/dts/qca9558_openmesh_mr.dtsi
@@ -0,0 +1,169 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "qca955x.dtsi"
+
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/input/input.h>
+
+/ {
+	chosen {
+		/delete-property/ bootargs;
+	};
+
+	aliases {
+		serial0 = &uart;
+		led-boot = &led_power_blue;
+		led-failsafe = &led_power_blue;
+		led-running = &led_power_blue;
+		led-upgrade = &led_power_blue;
+		label-mac-device = &eth0;
+	};
+
+	keys {
+		compatible = "gpio-keys";
+
+		reset {
+			label = "reset";
+			linux,code = <KEY_RESTART>;
+			gpios = <&gpio 17 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	leds {
+		compatible = "gpio-leds";
+
+		lan_blue {
+			label = "blue:lan";
+			gpios = <&gpio 12 GPIO_ACTIVE_LOW>;
+		};
+
+		led_wifi2g: wifi2g {
+			label = "blue:wifi2g";
+			gpios = <&gpio 13 GPIO_ACTIVE_LOW>;
+		};
+
+		status_green {
+			label = "green:status";
+			gpios = <&gpio 19 GPIO_ACTIVE_LOW>;
+		};
+
+		status_red {
+			label = "red:status";
+			gpios = <&gpio 21 GPIO_ACTIVE_LOW>;
+		};
+
+		led_power_blue: power_blue {
+			label = "blue:power";
+			gpios = <&gpio 22 GPIO_ACTIVE_LOW>;
+			default-state = "on";
+		};
+
+		led_wifi5g: wifi5g {
+			label = "blue:wifi5g";
+			gpios = <&gpio 23 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	watchdog {
+		compatible = "linux,wdt-gpio";
+		gpios = <&gpio 16 GPIO_ACTIVE_LOW>;
+		hw_algo = "toggle";
+		/* hw_margin_ms is actually 300s but driver limits it to 60s */
+		hw_margin_ms = <60000>;
+		always-running;
+	};
+};
+
+&uart {
+	status = "okay";
+};
+
+&spi {
+	status = "okay";
+
+	flash@0 {
+		compatible = "jedec,spi-nor";
+		reg = <0>;
+		spi-max-frequency = <40000000>;
+
+		/* partitions are passed via bootloader */
+		partitions {
+			compatible = "fixed-partitions";
+			#address-cells = <1>;
+			#size-cells = <1>;
+
+			partition@0 {
+				label = "u-boot";
+				reg = <0x000000 0x040000>;
+				read-only;
+			};
+
+			partition@40000 {
+				label = "u-boot-env";
+				reg = <0x040000 0x010000>;
+			};
+
+			partition@50000 {
+				label = "custom";
+				reg = <0x050000 0x060000>;
+				read-only;
+			};
+
+			partition@b0000 {
+				label = "inactive";
+				reg = <0x0b0000 0x7a0000>;
+			};
+
+			partition@850000 {
+				label = "inactive2";
+				reg = <0x850000 0x7a0000>;
+			};
+
+			art: partition@ff0000 {
+				label = "ART";
+				reg = <0xff0000 0x010000>;
+				read-only;
+			};
+		};
+	};
+};
+
+&mdio0 {
+	status = "okay";
+
+	phy-mask = <0x20>;
+
+	phy5: ethernet-phy@5 {
+		reg = <5>;
+		eee-broken-100tx;
+		eee-broken-1000t;
+	};
+};
+
+&eth0 {
+	status = "okay";
+
+	pll-data = <0x82000000 0x80000101 0x80001313>;
+
+	mtd-mac-address = <&art 0x0>;
+
+	phy-mode = "rgmii-id";
+	phy-handle = <&phy5>;
+
+	gmac-config {
+		device = <&gmac>;
+		rgmii-enabled = <1>;
+	};
+};
+
+&wmac {
+	status = "okay";
+
+	mtd-cal-data = <&art 0x1000>;
+	mtd-mac-address = <&art 0x0>;
+	mtd-mac-address-increment = <1>;
+};
+
+&pcie0 {
+	status = "okay";
+};