Squashed 'dts/upstream/' content from commit aaba2d45dc2a

git-subtree-dir: dts/upstream
git-subtree-split: aaba2d45dc2a1b3bbb710f2a3808ee1c9f340abe
diff --git a/src/arm/intel/ixp/intel-ixp42x-linksys-nslu2.dts b/src/arm/intel/ixp/intel-ixp42x-linksys-nslu2.dts
new file mode 100644
index 0000000..2eec5f6
--- /dev/null
+++ b/src/arm/intel/ixp/intel-ixp42x-linksys-nslu2.dts
@@ -0,0 +1,164 @@
+// SPDX-License-Identifier: ISC
+/*
+ * Device Tree file for Linksys NSLU2
+ */
+
+/dts-v1/;
+
+#include "intel-ixp42x.dtsi"
+#include <dt-bindings/input/input.h>
+
+/ {
+	model = "Linksys NSLU2 (Network Storage Link for USB 2.0 Disk Drives)";
+	compatible = "linksys,nslu2", "intel,ixp42x";
+	#address-cells = <1>;
+	#size-cells = <1>;
+
+	memory@0 {
+		/* 32 MB SDRAM */
+		device_type = "memory";
+		reg = <0x00000000 0x2000000>;
+	};
+
+	chosen {
+		bootargs = "console=ttyS0,115200n8 root=/dev/mtdblock2 rw rootfstype=squashfs,jffs2 rootwait";
+		stdout-path = "uart0:115200n8";
+	};
+
+	aliases {
+		serial0 = &uart0;
+	};
+
+	leds {
+		compatible = "gpio-leds";
+		led-status {
+			label = "nslu2:red:status";
+			gpios = <&gpio0 0 GPIO_ACTIVE_HIGH>;
+			default-state = "on";
+			linux,default-trigger = "heartbeat";
+		};
+		led-ready {
+			label = "nslu2:green:ready";
+			gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
+			default-state = "on";
+		};
+		led-disk-1 {
+			label = "nslu2:green:disk-1";
+			gpios = <&gpio0 3 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+		led-disk-2 {
+			label = "nslu2:green:disk-2";
+			gpios = <&gpio0 2 GPIO_ACTIVE_LOW>;
+			default-state = "off";
+		};
+	};
+
+	gpio_keys {
+		compatible = "gpio-keys";
+
+		button-power {
+			wakeup-source;
+			linux,code = <KEY_POWER>;
+			label = "power";
+			gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
+		};
+		button-reset {
+			wakeup-source;
+			linux,code = <KEY_RESTART>;
+			label = "reset";
+			gpios = <&gpio0 12 GPIO_ACTIVE_LOW>;
+		};
+	};
+
+	i2c {
+		compatible = "i2c-gpio";
+		sda-gpios = <&gpio0 7 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+		scl-gpios = <&gpio0 6 (GPIO_ACTIVE_HIGH|GPIO_OPEN_DRAIN)>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		rtc@6f {
+			compatible = "xicor,x1205";
+			reg = <0x6f>;
+		};
+	};
+
+	gpio-poweroff {
+		compatible = "gpio-poweroff";
+		gpios = <&gpio0 8 GPIO_ACTIVE_HIGH>;
+		timeout-ms = <5000>;
+	};
+
+	gpio-beeper {
+		compatible = "gpio-beeper";
+		gpios = <&gpio0 4 GPIO_ACTIVE_HIGH>;
+	};
+
+	soc {
+		bus@c4000000 {
+			/* The first 16MB region at CS0 on the expansion bus */
+			flash@0,0 {
+				compatible = "intel,ixp4xx-flash", "cfi-flash";
+				bank-width = <2>;
+				/* Enable writes on the expansion bus */
+				intel,ixp4xx-eb-write-enable = <1>;
+				/*
+				 * 8 MB of Flash in 0x20000 byte blocks
+				 * mapped in at CS0.
+				 */
+				reg = <0 0x00000000 0x800000>;
+
+				partitions {
+					compatible = "redboot-fis";
+					/* Eraseblock at 0x7e0000 */
+					fis-index-block = <0x3f>;
+				};
+			};
+		};
+
+		pci@c0000000 {
+			status = "okay";
+
+			/*
+			 * Taken from NSLU2 PCI boardfile, INT A, B, C swizzled D constant
+			 * We have slots (IDSEL) 1, 2 and 3.
+			 */
+			#interrupt-cells = <1>;
+			interrupt-map-mask = <0xf800 0 0 7>;
+			interrupt-map =
+			/* IDSEL 1 */
+			<0x0800 0 0 1 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 1 is irq 11 */
+			<0x0800 0 0 2 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 1 is irq 10 */
+			<0x0800 0 0 3 &gpio0 9  IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 1 is irq 9 */
+			<0x0800 0 0 4 &gpio0 8  IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 1 is irq 8 */
+			/* IDSEL 2 */
+			<0x1000 0 0 1 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 2 is irq 10 */
+			<0x1000 0 0 2 &gpio0 9  IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 2 is irq 9 */
+			<0x1000 0 0 3 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 2 is irq 11 */
+			<0x1000 0 0 4 &gpio0 8  IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 2 is irq 8 */
+			/* IDSEL 3 */
+			<0x1800 0 0 1 &gpio0 9  IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 3 is irq 9 */
+			<0x1800 0 0 2 &gpio0 11 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 3 is irq 11 */
+			<0x1800 0 0 3 &gpio0 10 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 3 is irq 10 */
+			<0x1800 0 0 4 &gpio0 8  IRQ_TYPE_LEVEL_LOW>; /* INT D on slot 3 is irq 8 */
+		};
+
+		ethernet@c8009000 {
+			status = "okay";
+			queue-rx = <&qmgr 3>;
+			queue-txready = <&qmgr 20>;
+			phy-mode = "rgmii";
+			phy-handle = <&phy1>;
+
+			mdio {
+				#address-cells = <1>;
+				#size-cells = <0>;
+
+				phy1: ethernet-phy@1 {
+					reg = <1>;
+				};
+			};
+		};
+	};
+};