xref: /openbmc/linux/arch/arc/boot/dts/axs10x_mb.dtsi (revision 0c874100)
1/*
2 * Support for peripherals on the AXS10x mainboard
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	aliases {
13		ethernet = &gmac;
14	};
15
16	axs10x_mb {
17		compatible = "simple-bus";
18		#address-cells = <1>;
19		#size-cells = <1>;
20		ranges = <0x00000000 0x0 0xe0000000 0x10000000>;
21		interrupt-parent = <&mb_intc>;
22
23		creg_rst: reset-controller@11220 {
24			compatible = "snps,axs10x-reset";
25			#reset-cells = <1>;
26			reg = <0x11220 0x4>;
27		};
28
29		i2sclk: i2sclk@100a0 {
30			compatible = "snps,axs10x-i2s-pll-clock";
31			reg = <0x100a0 0x10>;
32			clocks = <&i2spll_clk>;
33			#clock-cells = <0>;
34		};
35
36		clocks {
37			i2spll_clk: i2spll_clk {
38				compatible = "fixed-clock";
39				clock-frequency = <27000000>;
40				#clock-cells = <0>;
41			};
42
43			i2cclk: i2cclk {
44				compatible = "fixed-clock";
45				clock-frequency = <50000000>;
46				#clock-cells = <0>;
47			};
48
49			apbclk: apbclk {
50				compatible = "fixed-clock";
51				clock-frequency = <50000000>;
52				#clock-cells = <0>;
53			};
54
55			mmcclk: mmcclk {
56				compatible = "fixed-clock";
57				/*
58				 * DW sdio controller has external ciu clock divider
59				 * controlled via register in SDIO IP. It divides
60				 * sdio_ref_clk (which comes from CGU) by 16 for
61				 * default. So default mmcclk clock (which comes
62				 * to sdk_in) is 25000000 Hz.
63				 */
64				clock-frequency = <25000000>;
65				#clock-cells = <0>;
66			};
67
68			pguclk: pguclk {
69				#clock-cells = <0>;
70				compatible = "fixed-clock";
71				clock-frequency = <74250000>;
72			};
73		};
74
75		gmac: ethernet@0x18000 {
76			#interrupt-cells = <1>;
77			compatible = "snps,dwmac";
78			reg = < 0x18000 0x2000 >;
79			interrupts = < 4 >;
80			interrupt-names = "macirq";
81			phy-mode = "rgmii";
82			snps,pbl = < 32 >;
83			clocks = <&apbclk>;
84			clock-names = "stmmaceth";
85			max-speed = <100>;
86			resets = <&creg_rst 5>;
87			reset-names = "stmmaceth";
88			mac-address = [00 00 00 00 00 00]; /* Filled in by U-Boot */
89		};
90
91		ehci@0x40000 {
92			compatible = "generic-ehci";
93			reg = < 0x40000 0x100 >;
94			interrupts = < 8 >;
95		};
96
97		ohci@0x60000 {
98			compatible = "generic-ohci";
99			reg = < 0x60000 0x100 >;
100			interrupts = < 8 >;
101		};
102
103		/*
104		 * According to DW Mobile Storage databook it is required
105		 * to use  "Hold Register" if card is enumerated in SDR12 or
106		 * SDR25 modes.
107		 *
108		 * Utilization of "Hold Register" is already implemented via
109		 * dw_mci_pltfm_prepare_command() which in its turn gets
110		 * used through dw_mci_drv_data->prepare_command call-back.
111		 * This call-back is used in Altera Socfpga platform and so
112		 * we may reuse it saying that we're compatible with their
113		 * "altr,socfpga-dw-mshc".
114		 *
115		 * Most probably "Hold Register" utilization is platform-
116		 * independent requirement which means that single unified
117		 * "snps,dw-mshc" should be enough for all users of DW MMC once
118		 * dw_mci_pltfm_prepare_command() is used in generic platform
119		 * code.
120		 */
121		mmc@0x15000 {
122			compatible = "altr,socfpga-dw-mshc";
123			reg = < 0x15000 0x400 >;
124			fifo-depth = < 16 >;
125			card-detect-delay = < 200 >;
126			clocks = <&apbclk>, <&mmcclk>;
127			clock-names = "biu", "ciu";
128			interrupts = < 7 >;
129			bus-width = < 4 >;
130		};
131
132		uart@0x20000 {
133			compatible = "snps,dw-apb-uart";
134			reg = <0x20000 0x100>;
135			clock-frequency = <33333333>;
136			interrupts = <17>;
137			baud = <115200>;
138			reg-shift = <2>;
139			reg-io-width = <4>;
140		};
141
142		uart@0x21000 {
143			compatible = "snps,dw-apb-uart";
144			reg = <0x21000 0x100>;
145			clock-frequency = <33333333>;
146			interrupts = <18>;
147			baud = <115200>;
148			reg-shift = <2>;
149			reg-io-width = <4>;
150		};
151
152		/* UART muxed with USB data port (ttyS3) */
153		uart@0x22000 {
154			compatible = "snps,dw-apb-uart";
155			reg = <0x22000 0x100>;
156			clock-frequency = <33333333>;
157			interrupts = <19>;
158			baud = <115200>;
159			reg-shift = <2>;
160			reg-io-width = <4>;
161		};
162
163		i2c@0x1d000 {
164			compatible = "snps,designware-i2c";
165			reg = <0x1d000 0x100>;
166			clock-frequency = <400000>;
167			clocks = <&i2cclk>;
168			interrupts = <14>;
169		};
170
171		i2s: i2s@1e000 {
172			compatible = "snps,designware-i2s";
173			reg = <0x1e000 0x100>;
174			clocks = <&i2sclk 0>;
175			clock-names = "i2sclk";
176			interrupts = <15>;
177			#sound-dai-cells = <0>;
178		};
179
180		i2c@0x1f000 {
181			compatible = "snps,designware-i2c";
182			#address-cells = <1>;
183			#size-cells = <0>;
184			reg = <0x1f000 0x100>;
185			clock-frequency = <400000>;
186			clocks = <&i2cclk>;
187			interrupts = <16>;
188
189			adv7511:adv7511@39{
190				compatible="adi,adv7511";
191				reg = <0x39>;
192				interrupts = <23>;
193				adi,input-depth = <8>;
194				adi,input-colorspace = "rgb";
195				adi,input-clock = "1x";
196				adi,clock-delay = <0x03>;
197				#sound-dai-cells = <0>;
198
199				ports {
200					#address-cells = <1>;
201					#size-cells = <0>;
202
203					/* RGB/YUV input */
204					port@0 {
205						reg = <0>;
206						adv7511_input:endpoint {
207						remote-endpoint = <&pgu_output>;
208						};
209					};
210
211					/* HDMI output */
212					port@1 {
213						reg = <1>;
214						adv7511_output: endpoint {
215							remote-endpoint = <&hdmi_connector_in>;
216						};
217					};
218				};
219			};
220
221			eeprom@0x54{
222				compatible = "atmel,24c01";
223				reg = <0x54>;
224				pagesize = <0x8>;
225			};
226
227			eeprom@0x57{
228				compatible = "atmel,24c04";
229				reg = <0x57>;
230				pagesize = <0x8>;
231			};
232		};
233
234		hdmi0: connector {
235			compatible = "hdmi-connector";
236			type = "a";
237			port {
238				hdmi_connector_in: endpoint {
239					remote-endpoint = <&adv7511_output>;
240				};
241			};
242		};
243
244		gpio0:gpio@13000 {
245			compatible = "snps,dw-apb-gpio";
246			reg = <0x13000 0x1000>;
247			#address-cells = <1>;
248			#size-cells = <0>;
249
250			gpio0_banka: gpio-controller@0 {
251				compatible = "snps,dw-apb-gpio-port";
252				gpio-controller;
253				#gpio-cells = <2>;
254				snps,nr-gpios = <32>;
255				reg = <0>;
256			};
257
258			gpio0_bankb: gpio-controller@1 {
259				compatible = "snps,dw-apb-gpio-port";
260				gpio-controller;
261				#gpio-cells = <2>;
262				snps,nr-gpios = <8>;
263				reg = <1>;
264			};
265
266			gpio0_bankc: gpio-controller@2 {
267				compatible = "snps,dw-apb-gpio-port";
268				gpio-controller;
269				#gpio-cells = <2>;
270				snps,nr-gpios = <8>;
271				reg = <2>;
272			};
273		};
274
275		gpio1:gpio@14000 {
276			compatible = "snps,dw-apb-gpio";
277			reg = <0x14000 0x1000>;
278			#address-cells = <1>;
279			#size-cells = <0>;
280
281			gpio1_banka: gpio-controller@0 {
282				compatible = "snps,dw-apb-gpio-port";
283				gpio-controller;
284				#gpio-cells = <2>;
285				snps,nr-gpios = <30>;
286				reg = <0>;
287			};
288
289			gpio1_bankb: gpio-controller@1 {
290				compatible = "snps,dw-apb-gpio-port";
291				gpio-controller;
292				#gpio-cells = <2>;
293				snps,nr-gpios = <10>;
294				reg = <1>;
295			};
296
297			gpio1_bankc: gpio-controller@2 {
298				compatible = "snps,dw-apb-gpio-port";
299				gpio-controller;
300				#gpio-cells = <2>;
301				snps,nr-gpios = <8>;
302				reg = <2>;
303			};
304		};
305
306		pgu@17000 {
307			compatible = "snps,arcpgu";
308			reg = <0x17000 0x400>;
309			encoder-slave = <&adv7511>;
310			clocks = <&pguclk>;
311			clock-names = "pxlclk";
312			memory-region = <&frame_buffer>;
313			port {
314				pgu_output: endpoint {
315					remote-endpoint = <&adv7511_input>;
316				};
317			};
318		};
319
320		sound_playback {
321			compatible = "simple-audio-card";
322			simple-audio-card,name = "AXS10x HDMI Audio";
323			simple-audio-card,format = "i2s";
324			simple-audio-card,cpu {
325				sound-dai = <&i2s>;
326			};
327			simple-audio-card,codec {
328				sound-dai = <&adv7511>;
329			};
330		};
331	};
332};
333