1 // SPDX-License-Identifier: GPL-2.0-only
2 /*
3 * Support for peripherals on the AXS10x mainboard (VDK version)
4 *
5 * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
6 */
7
8 / {
9 axs10x_mb_vdk {
10 compatible = "simple-bus";
11 #address-cells = <1>;
12 #size-cells = <1>;
13 ranges = <0x00000000 0xe0000000 0x10000000>;
14 interrupt-parent = <&mb_intc>;
15
16 clocks {
17 apbclk: apbclk {
18 compatible = "fixed-clock";
19 clock-frequency = <50000000>;
20 #clock-cells = <0>;
21 };
22
23 mmcclk: mmcclk {
24 compatible = "fixed-clock";
25 clock-frequency = <50000000>;
26 #clock-cells = <0>;
27 };
28
29 pguclk: pguclk {
30 #clock-cells = <0>;
31 compatible = "fixed-clock";
32 clock-frequency = <25175000>;
33 };
34 };
35
36 ethernet@18000 {
37 #interrupt-cells = <1>;
38 compatible = "snps,dwmac";
39 reg = < 0x18000 0x2000 >;
40 interrupts = < 4 >;
41 interrupt-names = "macirq";
42 phy-mode = "rgmii";
43 snps,phy-addr = < 0 >; // VDK model phy address is 0
44 snps,pbl = < 32 >;
45 clocks = <&apbclk>;
46 clock-names = "stmmaceth";
47 };
48
49 usb@40000 {
50 compatible = "generic-ehci";
51 reg = < 0x40000 0x100 >;
52 interrupts = < 8 >;
53 };
54
55 uart@20000 {
56 compatible = "snps,dw-apb-uart";
57 reg = <0x20000 0x100>;
58 clock-frequency = <2403200>;
59 interrupts = <17>;
60 baud = <115200>;
61 reg-shift = <2>;
62 reg-io-width = <4>;
63 };
64
65 uart@21000 {
66 compatible = "snps,dw-apb-uart";
67 reg = <0x21000 0x100>;
68 clock-frequency = <2403200>;
69 interrupts = <18>;
70 baud = <115200>;
71 reg-shift = <2>;
72 reg-io-width = <4>;
73 };
74
75 uart@22000 {
76 compatible = "snps,dw-apb-uart";
77 reg = <0x22000 0x100>;
78 clock-frequency = <2403200>;
79 interrupts = <19>;
80 baud = <115200>;
81 reg-shift = <2>;
82 reg-io-width = <4>;
83 };
84
85 /* PGU output directly sent to virtual LCD screen; hdmi controller not modelled */
86 pgu@17000 {
87 compatible = "snps,arcpgu";
88 reg = <0x17000 0x400>;
89 clocks = <&pguclk>;
90 clock-names = "pxlclk";
91 };
92
93 /* VDK has additional ps2 keyboard/mouse interface integrated in LCD screen model */
94 ps2: ps2@e0017400 {
95 compatible = "snps,arc_ps2";
96 reg = <0x17400 0x14>;
97 interrupts = <5>;
98 interrupt-names = "arc_ps2_irq";
99 };
100
101 mmc@15000 {
102 compatible = "snps,dw-mshc";
103 reg = <0x15000 0x400>;
104 fifo-depth = <1024>;
105 card-detect-delay = <200>;
106 clocks = <&apbclk>, <&mmcclk>;
107 clock-names = "biu", "ciu";
108 interrupts = <7>;
109 bus-width = <4>;
110 };
111 };
112
113 /*
114 * Embedded Vision subsystem UIO mappings; only relevant for EV VDK
115 *
116 * This node is intentionally put outside of MB above because
117 * it maps areas outside of MB's 0xez-0xfz.
118 */
119 uio_ev: uio@d0000000 {
120 compatible = "generic-uio";
121 reg = <0xd0000000 0x2000 0xd1000000 0x2000 0x90000000 0x10000000 0xc0000000 0x10000000>;
122 reg-names = "ev_gsa", "ev_ctrl", "ev_shared_mem", "ev_code_mem";
123 interrupt-parent = <&mb_intc>;
124 interrupts = <23>;
125 };
126 };
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