1// SPDX-License-Identifier: ISC
 2/*
 3 * Device Tree file for Intel XScale Network Processors
 4 * in the IXP45x and IXP46x series. This series has 64 interrupts and adds a
 5 * few more peripherals over the 42x and 43x series so this extends the
 6 * basic IXP4xx DTSI.
 7 */
 8#include "intel-ixp4xx.dtsi"
 9
10/ {
11	soc {
12		bus@c4000000 {
13			compatible = "intel,ixp46x-expansion-bus-controller", "syscon";
14			/* Uses at least up to 0x124 */
15			reg = <0xc4000000 0x1000>;
16		};
17
18		rng@70002100 {
19			compatible = "intel,ixp46x-rng";
20			reg = <0x70002100 4>;
21		};
22
23		interrupt-controller@c8003000 {
24			compatible = "intel,ixp43x-interrupt";
25		};
26
27		/*
28		 * This is the USB Device Mode (UDC) controller, which is used
29		 * to present the IXP4xx as a device on a USB bus.
30		 */
31		usb@c800b000 {
32			compatible = "intel,ixp4xx-udc";
33			reg = <0xc800b000 0x1000>;
34			interrupts = <12 IRQ_TYPE_LEVEL_HIGH>;
35			status = "disabled";
36		};
37
38		i2c@c8011000 {
39			compatible = "intel,ixp4xx-i2c";
40			reg = <0xc8011000 0x18>;
41			interrupts = <33 IRQ_TYPE_LEVEL_HIGH>;
42			status = "disabled";
43		};
44
45		/* This is known as EthB1 */
46		ethernet@c800d000 {
47			compatible = "intel,ixp4xx-ethernet";
48			reg = <0xc800d000 0x1000>;
49			status = "disabled";
50			intel,npe = <1>;
51			/* Dummy values that depend on firmware */
52			queue-rx = <&qmgr 0>;
53			queue-txready = <&qmgr 0>;
54		};
55
56		/* This is known as EthB2 */
57		ethernet@c800e000 {
58			compatible = "intel,ixp4xx-ethernet";
59			reg = <0xc800e000 0x1000>;
60			status = "disabled";
61			intel,npe = <2>;
62			/* Dummy values that depend on firmware */
63			queue-rx = <&qmgr 0>;
64			queue-txready = <&qmgr 0>;
65		};
66
67		/* This is known as EthB3 */
68		ethernet@c800f000 {
69			compatible = "intel,ixp4xx-ethernet";
70			reg = <0xc800f000 0x1000>;
71			status = "disabled";
72			intel,npe = <3>;
73			/* Dummy values that depend on firmware */
74			queue-rx = <&qmgr 0>;
75			queue-txready = <&qmgr 0>;
76		};
77
78		ptp-timer@c8010000 {
79			compatible = "intel,ixp46x-ptp-timer";
80			reg = <0xc8010000 0x1000>;
81			interrupt-parent = <&gpio0>;
82			interrupts = <8 IRQ_TYPE_EDGE_FALLING>, <7 IRQ_TYPE_EDGE_FALLING>;
83			interrupt-names = "master", "slave";
84		};
85	};
86};