Squashed 'dts/upstream/' content from commit aaba2d45dc2a
git-subtree-dir: dts/upstream
git-subtree-split: aaba2d45dc2a1b3bbb710f2a3808ee1c9f340abe
diff --git a/src/arm/intel/ixp/intel-ixp4xx.dtsi b/src/arm/intel/ixp/intel-ixp4xx.dtsi
new file mode 100644
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--- /dev/null
+++ b/src/arm/intel/ixp/intel-ixp4xx.dtsi
@@ -0,0 +1,202 @@
+// SPDX-License-Identifier: ISC
+/*
+ * Device Tree file for Intel XScale Network Processors
+ * in the IXP 4xx series.
+ */
+#include <dt-bindings/interrupt-controller/irq.h>
+#include <dt-bindings/gpio/gpio.h>
+
+/ {
+ soc {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+ compatible = "simple-bus";
+ interrupt-parent = <&intcon>;
+
+ /*
+ * The IXP4xx expansion bus is a set of up to 7 each up to 16MB
+ * windows in the 256MB space from 0x50000000 to 0x5fffffff.
+ */
+ bus@c4000000 {
+ /* compatible and reg filled in by per-soc device tree */
+ native-endian;
+ #address-cells = <2>;
+ #size-cells = <1>;
+ ranges = <0 0x0 0x50000000 0x01000000>,
+ <1 0x0 0x51000000 0x01000000>,
+ <2 0x0 0x52000000 0x01000000>,
+ <3 0x0 0x53000000 0x01000000>,
+ <4 0x0 0x54000000 0x01000000>,
+ <5 0x0 0x55000000 0x01000000>,
+ <6 0x0 0x56000000 0x01000000>,
+ <7 0x0 0x57000000 0x01000000>;
+ dma-ranges = <0 0x0 0x50000000 0x01000000>,
+ <1 0x0 0x51000000 0x01000000>,
+ <2 0x0 0x52000000 0x01000000>,
+ <3 0x0 0x53000000 0x01000000>,
+ <4 0x0 0x54000000 0x01000000>,
+ <5 0x0 0x55000000 0x01000000>,
+ <6 0x0 0x56000000 0x01000000>,
+ <7 0x0 0x57000000 0x01000000>;
+ };
+
+ qmgr: queue-manager@60000000 {
+ compatible = "intel,ixp4xx-ahb-queue-manager";
+ reg = <0x60000000 0x4000>;
+ interrupts = <3 IRQ_TYPE_LEVEL_HIGH>, <4 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ pci@c0000000 {
+ /* compatible filled in by per-soc device tree */
+ reg = <0xc0000000 0x1000>;
+ interrupts = <8 IRQ_TYPE_LEVEL_HIGH>,
+ <9 IRQ_TYPE_LEVEL_HIGH>,
+ <10 IRQ_TYPE_LEVEL_HIGH>;
+ #address-cells = <3>;
+ #size-cells = <2>;
+ device_type = "pci";
+ bus-range = <0x00 0xff>;
+ status = "disabled";
+
+ ranges =
+ /*
+ * 64MB 32bit non-prefetchable memory 0x48000000-0x4bffffff
+ * done in 4 chunks of 16MB each.
+ */
+ <0x02000000 0 0x48000000 0x48000000 0 0x04000000>,
+ /* 64KB I/O space at 0x4c000000 */
+ <0x01000000 0 0x00000000 0x4c000000 0 0x00010000>;
+
+ /*
+ * This needs to map to the start of physical memory so
+ * PCI devices can see all (hopefully) memory. This is done
+ * using 4 1:1 16MB windows, so the RAM should not be more than
+ * 64 MB for this to work. If your memory is anywhere else
+ * than at 0x0 you need to alter this.
+ */
+ dma-ranges =
+ <0x02000000 0 0x00000000 0x00000000 0 0x04000000>;
+
+ /* Each unique DTS using PCI must specify the swizzling */
+ };
+
+ uart0: serial@c8000000 {
+ compatible = "intel,xscale-uart";
+ reg = <0xc8000000 0x1000>;
+ /*
+ * The reg-offset and reg-shift is a side effect
+ * of running the platform in big endian mode.
+ */
+ reg-offset = <3>;
+ reg-shift = <2>;
+ interrupts = <15 IRQ_TYPE_LEVEL_HIGH>;
+ clock-frequency = <14745600>;
+ no-loopback-test;
+ };
+
+ uart1: serial@c8001000 {
+ compatible = "intel,xscale-uart";
+ reg = <0xc8001000 0x1000>;
+ /*
+ * The reg-offset and reg-shift is a side effect
+ * of running the platform in big endian mode.
+ */
+ reg-offset = <3>;
+ reg-shift = <2>;
+ interrupts = <13 IRQ_TYPE_LEVEL_HIGH>;
+ clock-frequency = <14745600>;
+ no-loopback-test;
+ };
+
+ gpio0: gpio@c8004000 {
+ compatible = "intel,ixp4xx-gpio";
+ reg = <0xc8004000 0x1000>;
+ gpio-controller;
+ #gpio-cells = <2>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ intcon: interrupt-controller@c8003000 {
+ /*
+ * Note: no compatible string. The subvariant of the
+ * chip needs to define what version it is. The
+ * location of the interrupt controller is fixed in
+ * memory across all variants.
+ */
+ reg = <0xc8003000 0x100>;
+ interrupt-controller;
+ #interrupt-cells = <2>;
+ };
+
+ timer@c8005000 {
+ compatible = "intel,ixp4xx-timer";
+ reg = <0xc8005000 0x100>;
+ interrupts = <5 IRQ_TYPE_LEVEL_HIGH>;
+ };
+
+ npe: npe@c8006000 {
+ compatible = "intel,ixp4xx-network-processing-engine";
+ reg = <0xc8006000 0x1000>, <0xc8007000 0x1000>, <0xc8008000 0x1000>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ /* NPE-A contains two high-speed serial links */
+ hss@0 {
+ compatible = "intel,ixp4xx-hss";
+ reg = <0>;
+ intel,npe-handle = <&npe 0>;
+ status = "disabled";
+ };
+
+ hss@1 {
+ compatible = "intel,ixp4xx-hss";
+ reg = <1>;
+ intel,npe-handle = <&npe 0>;
+ status = "disabled";
+ };
+
+ /* NPE-C contains a crypto accelerator */
+ crypto {
+ compatible = "intel,ixp4xx-crypto";
+ intel,npe-handle = <&npe 2>;
+ queue-rx = <&qmgr 30>;
+ queue-txready = <&qmgr 29>;
+ };
+ };
+
+ /* This is known as EthB */
+ ethernet@c8009000 {
+ compatible = "intel,ixp4xx-ethernet";
+ reg = <0xc8009000 0x1000>;
+ status = "disabled";
+ /* Dummy values that depend on firmware */
+ queue-rx = <&qmgr 3>;
+ queue-txready = <&qmgr 20>;
+ intel,npe-handle = <&npe 1>;
+ };
+
+ /* This is known as EthC */
+ ethernet@c800a000 {
+ compatible = "intel,ixp4xx-ethernet";
+ reg = <0xc800a000 0x1000>;
+ status = "disabled";
+ /* Dummy values that depend on firmware */
+ queue-rx = <&qmgr 0>;
+ queue-txready = <&qmgr 0>;
+ intel,npe-handle = <&npe 2>;
+ };
+
+ /* This is known as EthA */
+ ethernet@c800c000 {
+ compatible = "intel,ixp4xx-ethernet";
+ reg = <0xc800c000 0x1000>;
+ status = "disabled";
+ intel,npe = <0>;
+ /* Dummy values that depend on firmware */
+ queue-rx = <&qmgr 0>;
+ queue-txready = <&qmgr 0>;
+ };
+ };
+};