summaryrefslogtreecommitdiff
path: root/arch/arc/boot/dts/axs10x_mb.dtsi
blob: f3db32154973718268c1998e9f16bb03d1af7e7f (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
/*
 * Support for peripherals on the AXS10x mainboard
 *
 * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License version 2 as
 * published by the Free Software Foundation.
 */

/ {
	axs10x_mb {
		compatible = "simple-bus";
		#address-cells = <1>;
		#size-cells = <1>;
		ranges = <0x00000000 0xe0000000 0x10000000>;
		interrupt-parent = <&mb_intc>;

		clocks {
			i2cclk: i2cclk {
				compatible = "fixed-clock";
				clock-frequency = <50000000>;
				#clock-cells = <0>;
			};

			apbclk: apbclk {
				compatible = "fixed-clock";
				clock-frequency = <50000000>;
				#clock-cells = <0>;
			};

			mmcclk: mmcclk {
				compatible = "fixed-clock";
				clock-frequency = <50000000>;
				#clock-cells = <0>;
			};
		};

		ethernet@0x18000 {
			#interrupt-cells = <1>;
			compatible = "snps,dwmac";
			reg = < 0x18000 0x2000 >;
			interrupts = < 4 >;
			interrupt-names = "macirq";
			phy-mode = "rgmii";
			snps,pbl = < 32 >;
			clocks = <&apbclk>;
			clock-names = "stmmaceth";
		};

		ehci@0x40000 {
			compatible = "generic-ehci";
			reg = < 0x40000 0x100 >;
			interrupts = < 8 >;
		};

		ohci@0x60000 {
			compatible = "generic-ohci";
			reg = < 0x60000 0x100 >;
			interrupts = < 8 >;
		};

		/*
		 * According to DW Mobile Storage databook it is required
		 * to use  "Hold Register" if card is enumerated in SDR12 or
		 * SDR25 modes.
		 *
		 * Utilization of "Hold Register" is already implemented via
		 * dw_mci_pltfm_prepare_command() which in its turn gets
		 * used through dw_mci_drv_data->prepare_command call-back.
		 * This call-back is used in Altera Socfpga platform and so
		 * we may reuse it saying that we're compatible with their
		 * "altr,socfpga-dw-mshc".
		 *
		 * Most probably "Hold Register" utilization is platform-
		 * independent requirement which means that single unified
		 * "snps,dw-mshc" should be enough for all users of DW MMC once
		 * dw_mci_pltfm_prepare_command() is used in generic platform
		 * code.
		 */
		mmc@0x15000 {
			compatible = "altr,socfpga-dw-mshc";
			reg = < 0x15000 0x400 >;
			num-slots = < 1 >;
			fifo-depth = < 16 >;
			card-detect-delay = < 200 >;
			clocks = <&apbclk>, <&mmcclk>;
			clock-names = "biu", "ciu";
			interrupts = < 7 >;
			bus-width = < 4 >;
		};

		uart@0x20000 {
			compatible = "snps,dw-apb-uart";
			reg = <0x20000 0x100>;
			clock-frequency = <33333333>;
			interrupts = <17>;
			baud = <115200>;
			reg-shift = <2>;
			reg-io-width = <4>;
		};

		uart@0x21000 {
			compatible = "snps,dw-apb-uart";
			reg = <0x21000 0x100>;
			clock-frequency = <33333333>;
			interrupts = <18>;
			baud = <115200>;
			reg-shift = <2>;
			reg-io-width = <4>;
		};

		/* UART muxed with USB data port (ttyS3) */
		uart@0x22000 {
			compatible = "snps,dw-apb-uart";
			reg = <0x22000 0x100>;
			clock-frequency = <33333333>;
			interrupts = <19>;
			baud = <115200>;
			reg-shift = <2>;
			reg-io-width = <4>;
		};

		i2c@0x1d000 {
			compatible = "snps,designware-i2c";
			reg = <0x1d000 0x100>;
			clock-frequency = <400000>;
			clocks = <&i2cclk>;
			interrupts = <14>;
		};

		i2c@0x1e000 {
			compatible = "snps,designware-i2c";
			reg = <0x1e000 0x100>;
			clock-frequency = <400000>;
			clocks = <&i2cclk>;
			interrupts = <15>;
		};

		i2c@0x1f000 {
			compatible = "snps,designware-i2c";
			#address-cells = <1>;
			#size-cells = <0>;
			reg = <0x1f000 0x100>;
			clock-frequency = <400000>;
			clocks = <&i2cclk>;
			interrupts = <16>;

			eeprom@0x54{
				compatible = "24c01";
				reg = <0x54>;
				pagesize = <0x8>;
			};

			eeprom@0x57{
				compatible = "24c04";
				reg = <0x57>;
				pagesize = <0x8>;
			};
		};

		gpio0:gpio@13000 {
			compatible = "snps,dw-apb-gpio";
			reg = <0x13000 0x1000>;
			#address-cells = <1>;
			#size-cells = <0>;

			gpio0_banka: gpio-controller@0 {
				compatible = "snps,dw-apb-gpio-port";
				gpio-controller;
				#gpio-cells = <2>;
				snps,nr-gpios = <32>;
				reg = <0>;
			};

			gpio0_bankb: gpio-controller@1 {
				compatible = "snps,dw-apb-gpio-port";
				gpio-controller;
				#gpio-cells = <2>;
				snps,nr-gpios = <8>;
				reg = <1>;
			};

			gpio0_bankc: gpio-controller@2 {
				compatible = "snps,dw-apb-gpio-port";
				gpio-controller;
				#gpio-cells = <2>;
				snps,nr-gpios = <8>;
				reg = <2>;
			};
		};

		gpio1:gpio@14000 {
			compatible = "snps,dw-apb-gpio";
			reg = <0x14000 0x1000>;
			#address-cells = <1>;
			#size-cells = <0>;

			gpio1_banka: gpio-controller@0 {
				compatible = "snps,dw-apb-gpio-port";
				gpio-controller;
				#gpio-cells = <2>;
				snps,nr-gpios = <30>;
				reg = <0>;
			};

			gpio1_bankb: gpio-controller@1 {
				compatible = "snps,dw-apb-gpio-port";
				gpio-controller;
				#gpio-cells = <2>;
				snps,nr-gpios = <10>;
				reg = <1>;
			};

			gpio1_bankc: gpio-controller@2 {
				compatible = "snps,dw-apb-gpio-port";
				gpio-controller;
				#gpio-cells = <2>;
				snps,nr-gpios = <8>;
				reg = <2>;
			};
		};
	};
};