xref: /openbmc/linux/arch/arc/boot/dts/axs10x_mb.dtsi (revision b830f94f)
1// SPDX-License-Identifier: GPL-2.0-only
2/*
3 * Support for peripherals on the AXS10x mainboard
4 *
5 * Copyright (C) 2013-15 Synopsys, Inc. (www.synopsys.com)
6 */
7
8/ {
9	aliases {
10		ethernet = &gmac;
11	};
12
13	axs10x_mb {
14		compatible = "simple-bus";
15		#address-cells = <1>;
16		#size-cells = <1>;
17		ranges = <0x00000000 0x0 0xe0000000 0x10000000>;
18		interrupt-parent = <&mb_intc>;
19
20		creg_rst: reset-controller@11220 {
21			compatible = "snps,axs10x-reset";
22			#reset-cells = <1>;
23			reg = <0x11220 0x4>;
24		};
25
26		i2sclk: i2sclk@100a0 {
27			compatible = "snps,axs10x-i2s-pll-clock";
28			reg = <0x100a0 0x10>;
29			clocks = <&i2spll_clk>;
30			#clock-cells = <0>;
31		};
32
33		clocks {
34			i2spll_clk: i2spll_clk {
35				compatible = "fixed-clock";
36				clock-frequency = <27000000>;
37				#clock-cells = <0>;
38			};
39
40			i2cclk: i2cclk {
41				compatible = "fixed-clock";
42				clock-frequency = <50000000>;
43				#clock-cells = <0>;
44			};
45
46			apbclk: apbclk {
47				compatible = "fixed-clock";
48				clock-frequency = <50000000>;
49				#clock-cells = <0>;
50			};
51
52			mmcclk: mmcclk {
53				compatible = "fixed-clock";
54				/*
55				 * DW sdio controller has external ciu clock divider
56				 * controlled via register in SDIO IP. It divides
57				 * sdio_ref_clk (which comes from CGU) by 16 for
58				 * default. So default mmcclk clock (which comes
59				 * to sdk_in) is 25000000 Hz.
60				 */
61				clock-frequency = <25000000>;
62				#clock-cells = <0>;
63			};
64
65			pguclk: pguclk {
66				#clock-cells = <0>;
67				compatible = "fixed-clock";
68				clock-frequency = <74250000>;
69			};
70		};
71
72		gmac: ethernet@18000 {
73			#interrupt-cells = <1>;
74			compatible = "snps,dwmac";
75			reg = < 0x18000 0x2000 >;
76			interrupts = < 4 >;
77			interrupt-names = "macirq";
78			phy-mode = "rgmii";
79			snps,pbl = < 32 >;
80			clocks = <&apbclk>;
81			clock-names = "stmmaceth";
82			max-speed = <100>;
83			resets = <&creg_rst 5>;
84			reset-names = "stmmaceth";
85			mac-address = [00 00 00 00 00 00]; /* Filled in by U-Boot */
86		};
87
88		ehci@40000 {
89			compatible = "generic-ehci";
90			reg = < 0x40000 0x100 >;
91			interrupts = < 8 >;
92		};
93
94		ohci@60000 {
95			compatible = "generic-ohci";
96			reg = < 0x60000 0x100 >;
97			interrupts = < 8 >;
98		};
99
100		/*
101		 * According to DW Mobile Storage databook it is required
102		 * to use  "Hold Register" if card is enumerated in SDR12 or
103		 * SDR25 modes.
104		 *
105		 * Utilization of "Hold Register" is already implemented via
106		 * dw_mci_pltfm_prepare_command() which in its turn gets
107		 * used through dw_mci_drv_data->prepare_command call-back.
108		 * This call-back is used in Altera Socfpga platform and so
109		 * we may reuse it saying that we're compatible with their
110		 * "altr,socfpga-dw-mshc".
111		 *
112		 * Most probably "Hold Register" utilization is platform-
113		 * independent requirement which means that single unified
114		 * "snps,dw-mshc" should be enough for all users of DW MMC once
115		 * dw_mci_pltfm_prepare_command() is used in generic platform
116		 * code.
117		 */
118		mmc@15000 {
119			compatible = "altr,socfpga-dw-mshc";
120			reg = < 0x15000 0x400 >;
121			fifo-depth = < 16 >;
122			card-detect-delay = < 200 >;
123			clocks = <&apbclk>, <&mmcclk>;
124			clock-names = "biu", "ciu";
125			interrupts = < 7 >;
126			bus-width = < 4 >;
127		};
128
129		uart@20000 {
130			compatible = "snps,dw-apb-uart";
131			reg = <0x20000 0x100>;
132			clock-frequency = <33333333>;
133			interrupts = <17>;
134			baud = <115200>;
135			reg-shift = <2>;
136			reg-io-width = <4>;
137		};
138
139		uart@21000 {
140			compatible = "snps,dw-apb-uart";
141			reg = <0x21000 0x100>;
142			clock-frequency = <33333333>;
143			interrupts = <18>;
144			baud = <115200>;
145			reg-shift = <2>;
146			reg-io-width = <4>;
147		};
148
149		/* UART muxed with USB data port (ttyS3) */
150		uart@22000 {
151			compatible = "snps,dw-apb-uart";
152			reg = <0x22000 0x100>;
153			clock-frequency = <33333333>;
154			interrupts = <19>;
155			baud = <115200>;
156			reg-shift = <2>;
157			reg-io-width = <4>;
158		};
159
160		i2c@1d000 {
161			compatible = "snps,designware-i2c";
162			reg = <0x1d000 0x100>;
163			clock-frequency = <400000>;
164			clocks = <&i2cclk>;
165			interrupts = <14>;
166		};
167
168		i2s: i2s@1e000 {
169			compatible = "snps,designware-i2s";
170			reg = <0x1e000 0x100>;
171			clocks = <&i2sclk 0>;
172			clock-names = "i2sclk";
173			interrupts = <15>;
174			#sound-dai-cells = <0>;
175		};
176
177		i2c@1f000 {
178			compatible = "snps,designware-i2c";
179			#address-cells = <1>;
180			#size-cells = <0>;
181			reg = <0x1f000 0x100>;
182			clock-frequency = <400000>;
183			clocks = <&i2cclk>;
184			interrupts = <16>;
185
186			adv7511:adv7511@39{
187				compatible="adi,adv7511";
188				reg = <0x39>;
189				interrupts = <23>;
190				adi,input-depth = <8>;
191				adi,input-colorspace = "rgb";
192				adi,input-clock = "1x";
193				adi,clock-delay = <0x03>;
194				#sound-dai-cells = <0>;
195
196				ports {
197					#address-cells = <1>;
198					#size-cells = <0>;
199
200					/* RGB/YUV input */
201					port@0 {
202						reg = <0>;
203						adv7511_input:endpoint {
204						remote-endpoint = <&pgu_output>;
205						};
206					};
207
208					/* HDMI output */
209					port@1 {
210						reg = <1>;
211						adv7511_output: endpoint {
212							remote-endpoint = <&hdmi_connector_in>;
213						};
214					};
215				};
216			};
217
218			eeprom@54{
219				compatible = "atmel,24c01";
220				reg = <0x54>;
221				pagesize = <0x8>;
222			};
223
224			eeprom@57{
225				compatible = "atmel,24c04";
226				reg = <0x57>;
227				pagesize = <0x8>;
228			};
229		};
230
231		hdmi0: connector {
232			compatible = "hdmi-connector";
233			type = "a";
234			port {
235				hdmi_connector_in: endpoint {
236					remote-endpoint = <&adv7511_output>;
237				};
238			};
239		};
240
241		gpio0:gpio@13000 {
242			compatible = "snps,dw-apb-gpio";
243			reg = <0x13000 0x1000>;
244			#address-cells = <1>;
245			#size-cells = <0>;
246
247			gpio0_banka: gpio-controller@0 {
248				compatible = "snps,dw-apb-gpio-port";
249				gpio-controller;
250				#gpio-cells = <2>;
251				snps,nr-gpios = <32>;
252				reg = <0>;
253			};
254
255			gpio0_bankb: gpio-controller@1 {
256				compatible = "snps,dw-apb-gpio-port";
257				gpio-controller;
258				#gpio-cells = <2>;
259				snps,nr-gpios = <8>;
260				reg = <1>;
261			};
262
263			gpio0_bankc: gpio-controller@2 {
264				compatible = "snps,dw-apb-gpio-port";
265				gpio-controller;
266				#gpio-cells = <2>;
267				snps,nr-gpios = <8>;
268				reg = <2>;
269			};
270		};
271
272		gpio1:gpio@14000 {
273			compatible = "snps,dw-apb-gpio";
274			reg = <0x14000 0x1000>;
275			#address-cells = <1>;
276			#size-cells = <0>;
277
278			gpio1_banka: gpio-controller@0 {
279				compatible = "snps,dw-apb-gpio-port";
280				gpio-controller;
281				#gpio-cells = <2>;
282				snps,nr-gpios = <30>;
283				reg = <0>;
284			};
285
286			gpio1_bankb: gpio-controller@1 {
287				compatible = "snps,dw-apb-gpio-port";
288				gpio-controller;
289				#gpio-cells = <2>;
290				snps,nr-gpios = <10>;
291				reg = <1>;
292			};
293
294			gpio1_bankc: gpio-controller@2 {
295				compatible = "snps,dw-apb-gpio-port";
296				gpio-controller;
297				#gpio-cells = <2>;
298				snps,nr-gpios = <8>;
299				reg = <2>;
300			};
301		};
302
303		pgu@17000 {
304			compatible = "snps,arcpgu";
305			reg = <0x17000 0x400>;
306			encoder-slave = <&adv7511>;
307			clocks = <&pguclk>;
308			clock-names = "pxlclk";
309			memory-region = <&frame_buffer>;
310			port {
311				pgu_output: endpoint {
312					remote-endpoint = <&adv7511_input>;
313				};
314			};
315		};
316
317		sound_playback {
318			compatible = "simple-audio-card";
319			simple-audio-card,name = "AXS10x HDMI Audio";
320			simple-audio-card,format = "i2s";
321			simple-audio-card,cpu {
322				sound-dai = <&i2s>;
323			};
324			simple-audio-card,codec {
325				sound-dai = <&adv7511>;
326			};
327		};
328	};
329};
330