1// SPDX-License-Identifier: ISC
 2/*
 3 * Device Tree file for Netgear WG302v2 based on IXP422BB
 4 * Derived from boardfiles written by Imre Kaloz
 5 */
 6
 7/dts-v1/;
 8
 9#include "intel-ixp42x.dtsi"
10#include <dt-bindings/input/input.h>
11
12/ {
13	model = "Netgear WG302 v1";
14	compatible = "netgear,wg302v1", "intel,ixp42x";
15	#address-cells = <1>;
16	#size-cells = <1>;
17
18	memory@0 {
19		/* 32 MB SDRAM according to boot arguments */
20		device_type = "memory";
21		reg = <0x00000000 0x02000000>;
22	};
23
24	chosen {
25		/* The RedBoot comes up in 9600 baud so let's keep this */
26		bootargs = "console=ttyS0,9600n8";
27		stdout-path = "uart1:9600n8";
28	};
29
30	aliases {
31		/* These are switched around */
32		serial0 = &uart1;
33	};
34
35	soc {
36		bus@c4000000 {
37			flash@0,0 {
38				compatible = "intel,ixp4xx-flash", "cfi-flash";
39				bank-width = <2>;
40				/*
41				 * 8 MB of Flash in 64 0x20000 sized blocks
42				 * mapped in at CS0.
43				 */
44				reg = <0 0x00000000 0x800000>;
45
46				/* Configure expansion bus to allow writes */
47				intel,ixp4xx-eb-write-enable = <1>;
48
49				partitions {
50					compatible = "redboot-fis";
51					fis-index-block = <0x3f>;
52				};
53			};
54		};
55
56		pci@c0000000 {
57			status = "ok";
58
59			/*
60			 * Taken from WG302 v2 PCI boardfile (wg302v2-pci.c)
61			 * We have slots (IDSEL) 1 and 2 with one assigned IRQ
62			 * each handling all IRQs.
63			 */
64			#interrupt-cells = <1>;
65			interrupt-map-mask = <0xf800 0 0 7>;
66			interrupt-map =
67			/* IDSEL 1 */
68			<0x0800 0 0 1 &gpio0 8 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 1 is irq 8 */
69			<0x0800 0 0 2 &gpio0 8 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 1 is irq 8 */
70			<0x0800 0 0 3 &gpio0 8 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 1 is irq 8 */
71			<0x0800 0 0 4 &gpio0 8 IRQ_TYPE_LEVEL_LOW>, /* INT D on slot 1 is irq 8 */
72			/* IDSEL 2 */
73			<0x1000 0 0 1 &gpio0 9 IRQ_TYPE_LEVEL_LOW>, /* INT A on slot 2 is irq 9 */
74			<0x1000 0 0 2 &gpio0 9 IRQ_TYPE_LEVEL_LOW>, /* INT B on slot 2 is irq 9 */
75			<0x1000 0 0 3 &gpio0 9 IRQ_TYPE_LEVEL_LOW>, /* INT C on slot 2 is irq 9 */
76			<0x1000 0 0 4 &gpio0 9 IRQ_TYPE_LEVEL_LOW>; /* INT D on slot 2 is irq 9 */
77		};
78
79		ethernet@c8009000 {
80			status = "ok";
81			queue-rx = <&qmgr 3>;
82			queue-txready = <&qmgr 20>;
83			phy-mode = "rgmii";
84			phy-handle = <&phy30>;
85
86			mdio {
87				#address-cells = <1>;
88				#size-cells = <0>;
89
90				phy30: ethernet-phy@30 {
91					reg = <30>;
92				};
93			};
94		};
95	};
96};