xref: /linux/arch/arc/boot/dts/vdk_axs10x_mb.dtsi (revision 93df8a1ed6231727c5db94a80b1a6bd5ee67cec3)
1/*
2 * Support for peripherals on the AXS10x mainboard (VDK version)
3 *
4 * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * published by the Free Software Foundation.
9 */
10
11/ {
12	axs10x_mb_vdk {
13		compatible = "simple-bus";
14		#address-cells = <1>;
15		#size-cells = <1>;
16		ranges = <0x00000000 0xe0000000 0x10000000>;
17		interrupt-parent = <&mb_intc>;
18
19		clocks {
20			apbclk: apbclk {
21				compatible = "fixed-clock";
22				clock-frequency = <50000000>;
23				#clock-cells = <0>;
24			};
25
26		};
27
28		ethernet@0x18000 {
29			#interrupt-cells = <1>;
30			compatible = "snps,dwmac";
31			reg = < 0x18000 0x2000 >;
32			interrupts = < 4 >;
33			interrupt-names = "macirq";
34			phy-mode = "rgmii";
35			snps,phy-addr = < 0 >;  // VDK model phy address is 0
36			snps,pbl = < 32 >;
37			clocks = <&apbclk>;
38			clock-names = "stmmaceth";
39		};
40
41		ehci@0x40000 {
42			compatible = "generic-ehci";
43			reg = < 0x40000 0x100 >;
44			interrupts = < 8 >;
45		};
46
47		uart@0x20000 {
48			compatible = "snps,dw-apb-uart";
49			reg = <0x20000 0x100>;
50			clock-frequency = <2403200>;
51			interrupts = <17>;
52			baud = <115200>;
53			reg-shift = <2>;
54			reg-io-width = <4>;
55		};
56
57		uart@0x21000 {
58			compatible = "snps,dw-apb-uart";
59			reg = <0x21000 0x100>;
60			clock-frequency = <2403200>;
61			interrupts = <18>;
62			baud = <115200>;
63			reg-shift = <2>;
64			reg-io-width = <4>;
65		};
66
67		uart@0x22000 {
68			compatible = "snps,dw-apb-uart";
69			reg = <0x22000 0x100>;
70			clock-frequency = <2403200>;
71			interrupts = <19>;
72			baud = <115200>;
73			reg-shift = <2>;
74			reg-io-width = <4>;
75		};
76
77/* PGU output directly sent to virtual LCD screen; hdmi controller not modelled */
78		pgu@0x17000 {
79			compatible = "snps,arcpgufb";
80			reg = <0x17000 0x400>;
81			clock-frequency = <51000000>; /* PGU'clock is initated in init function */
82			/* interrupts = <5>;   PGU interrupts not used, this vector is used for ps2 below */
83		};
84
85/* VDK has additional ps2 keyboard/mouse interface integrated in LCD screen model */
86		ps2: ps2@e0017400 {
87			compatible = "snps,arc_ps2";
88			reg = <0x17400 0x14>;
89			interrupts = <5>;
90			interrupt-names = "arc_ps2_irq";
91		};
92	};
93};
94