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1/*
2 * Copyright 2016 Linaro Ltd
3 *
4 * Permission is hereby granted, free of charge, to any person obtaining a copy
5 * of this software and associated documentation files (the "Software"), to deal
6 * in the Software without restriction, including without limitation the rights
7 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
8 * copies of the Software, and to permit persons to whom the Software is
9 * furnished to do so, subject to the following conditions:
10 *
11 * The above copyright notice and this permission notice shall be included in
12 * all copies or substantial portions of the Software.
13 *
14 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
15 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
16 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
17 * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
18 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
19 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
20 * THE SOFTWARE.
21 */
22
23#include <dt-bindings/interrupt-controller/irq.h>
24#include <dt-bindings/gpio/gpio.h>
25#include "skeleton.dtsi"
26
27/ {
28	compatible = "arm,realview-eb";
29
30	chosen { };
31
32	aliases {
33		serial0 = &serial0;
34		serial1 = &serial1;
35		serial2 = &serial2;
36		serial3 = &serial3;
37		i2c0 = &i2c;
38	};
39
40	memory {
41		/* 128 MiB memory @ 0x0 */
42		reg = <0x00000000 0x08000000>;
43	};
44
45	/* The voltage to the MMC card is hardwired at 3.3V */
46	vmmc: fixedregulator@0 {
47		compatible = "regulator-fixed";
48		regulator-name = "vmmc";
49		regulator-min-microvolt = <3300000>;
50		regulator-max-microvolt = <3300000>;
51		regulator-boot-on;
52        };
53
54	xtal24mhz: xtal24mhz@24M {
55		#clock-cells = <0>;
56		compatible = "fixed-clock";
57		clock-frequency = <24000000>;
58	};
59
60	timclk: timclk@1M {
61		#clock-cells = <0>;
62		compatible = "fixed-factor-clock";
63		clock-div = <24>;
64		clock-mult = <1>;
65		clocks = <&xtal24mhz>;
66	};
67
68	mclk: mclk@24M {
69		#clock-cells = <0>;
70		compatible = "fixed-factor-clock";
71		clock-div = <1>;
72		clock-mult = <1>;
73		clocks = <&xtal24mhz>;
74	};
75
76	kmiclk: kmiclk@24M {
77		#clock-cells = <0>;
78		compatible = "fixed-factor-clock";
79		clock-div = <1>;
80		clock-mult = <1>;
81		clocks = <&xtal24mhz>;
82	};
83
84	sspclk: sspclk@24M {
85		#clock-cells = <0>;
86		compatible = "fixed-factor-clock";
87		clock-div = <1>;
88		clock-mult = <1>;
89		clocks = <&xtal24mhz>;
90	};
91
92	uartclk: uartclk@24M {
93		#clock-cells = <0>;
94		compatible = "fixed-factor-clock";
95		clock-div = <1>;
96		clock-mult = <1>;
97		clocks = <&xtal24mhz>;
98	};
99
100	wdogclk: wdogclk@24M {
101		#clock-cells = <0>;
102		compatible = "fixed-factor-clock";
103		clock-div = <1>;
104		clock-mult = <1>;
105		clocks = <&xtal24mhz>;
106	};
107
108	/* FIXME: this actually hangs off the PLL clocks */
109	pclk: pclk@0 {
110		#clock-cells = <0>;
111		compatible = "fixed-clock";
112		clock-frequency = <0>;
113	};
114
115	flash0@40000000 {
116		/* 2 * 32MiB NOR Flash memory */
117		compatible = "arm,versatile-flash", "cfi-flash";
118		reg = <0x40000000 0x04000000>;
119		bank-width = <4>;
120	};
121
122	flash1@44000000 {
123		/* 2 * 32MiB NOR Flash memory */
124		compatible = "arm,versatile-flash", "cfi-flash";
125		reg = <0x44000000 0x04000000>;
126		bank-width = <4>;
127	};
128
129	/* SMSC LAN91C111 ethernet with PHY and EEPROM */
130	ethernet: ethernet@4e000000 {
131		compatible = "smsc,lan91c111";
132		reg = <0x4e000000 0x10000>;
133		/*
134		 * This means the adapter can be accessed with 8, 16 or
135		 * 32 bit reads/writes.
136		 */
137		reg-io-width = <7>;
138	};
139
140	usb: usb@4f000000 {
141		compatible = "nxp,usb-isp1761";
142		reg = <0x4f000000 0x20000>;
143		port1-otg;
144	};
145
146	/* These peripherals are inside the FPGA */
147	fpga {
148		#address-cells = <1>;
149		#size-cells = <1>;
150		compatible = "simple-bus";
151		ranges;
152
153		syscon: syscon@10000000 {
154			compatible = "arm,realview-eb-syscon", "syscon", "simple-mfd";
155			reg = <0x10000000 0x1000>;
156
157			led@08.0 {
158				compatible = "register-bit-led";
159				offset = <0x08>;
160				mask = <0x01>;
161				label = "versatile:0";
162				linux,default-trigger = "heartbeat";
163				default-state = "on";
164			};
165			led@08.1 {
166				compatible = "register-bit-led";
167				offset = <0x08>;
168				mask = <0x02>;
169				label = "versatile:1";
170				linux,default-trigger = "mmc0";
171				default-state = "off";
172			};
173			led@08.2 {
174				compatible = "register-bit-led";
175				offset = <0x08>;
176				mask = <0x04>;
177				label = "versatile:2";
178				linux,default-trigger = "cpu0";
179				default-state = "off";
180			};
181			led@08.3 {
182				compatible = "register-bit-led";
183				offset = <0x08>;
184				mask = <0x08>;
185				label = "versatile:3";
186				default-state = "off";
187			};
188			led@08.4 {
189				compatible = "register-bit-led";
190				offset = <0x08>;
191				mask = <0x10>;
192				label = "versatile:4";
193				default-state = "off";
194			};
195			led@08.5 {
196				compatible = "register-bit-led";
197				offset = <0x08>;
198				mask = <0x20>;
199				label = "versatile:5";
200				default-state = "off";
201			};
202			led@08.6 {
203				compatible = "register-bit-led";
204				offset = <0x08>;
205				mask = <0x40>;
206				label = "versatile:6";
207				default-state = "off";
208			};
209			led@08.7 {
210				compatible = "register-bit-led";
211				offset = <0x08>;
212				mask = <0x80>;
213				label = "versatile:7";
214				default-state = "off";
215			};
216			oscclk0: osc0@0c {
217				compatible = "arm,syscon-icst307";
218				#clock-cells = <0>;
219				lock-offset = <0x20>;
220				vco-offset = <0x0C>;
221				clocks = <&xtal24mhz>;
222			};
223			oscclk1: osc1@10 {
224				compatible = "arm,syscon-icst307";
225				#clock-cells = <0>;
226				lock-offset = <0x20>;
227				vco-offset = <0x10>;
228				clocks = <&xtal24mhz>;
229			};
230			oscclk2: osc2@14 {
231				compatible = "arm,syscon-icst307";
232				#clock-cells = <0>;
233				lock-offset = <0x20>;
234				vco-offset = <0x14>;
235				clocks = <&xtal24mhz>;
236			};
237			oscclk3: osc3@18 {
238				compatible = "arm,syscon-icst307";
239				#clock-cells = <0>;
240				lock-offset = <0x20>;
241				vco-offset = <0x18>;
242				clocks = <&xtal24mhz>;
243			};
244			oscclk4: osc4@1c {
245				compatible = "arm,syscon-icst307";
246				#clock-cells = <0>;
247				lock-offset = <0x20>;
248				vco-offset = <0x1c>;
249				clocks = <&xtal24mhz>;
250			};
251		};
252
253		i2c: i2c@10002000 {
254			#address-cells = <1>;
255			#size-cells = <0>;
256			compatible = "arm,versatile-i2c";
257			reg = <0x10002000 0x1000>;
258
259			rtc@68 {
260				compatible = "dallas,ds1338";
261				reg = <0x68>;
262			};
263		};
264
265		aaci: aaci@10004000 {
266			compatible = "arm,pl041", "arm,primecell";
267			reg = <0x10004000 0x1000>;
268			clocks = <&pclk>;
269			clock-names = "apb_pclk";
270		};
271
272		mmc: mmcsd@10005000 {
273			compatible = "arm,pl18x", "arm,primecell";
274			reg = <0x10005000 0x1000>;
275
276			/* Due to frequent FIFO overruns, use just 500 kHz */
277			max-frequency = <500000>;
278			bus-width = <4>;
279			cap-sd-highspeed;
280			cap-mmc-highspeed;
281			clocks = <&mclk>, <&pclk>;
282			clock-names = "mclk", "apb_pclk";
283			vmmc-supply = <&vmmc>;
284			cd-gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
285			wp-gpios = <&gpio1 1 GPIO_ACTIVE_HIGH>;
286		};
287
288		kmi0: kmi@10006000 {
289			compatible = "arm,pl050", "arm,primecell";
290			reg = <0x10006000 0x1000>;
291			clocks = <&kmiclk>, <&pclk>;
292			clock-names = "KMIREFCLK", "apb_pclk";
293		};
294
295		kmi1: kmi@10007000 {
296			compatible = "arm,pl050", "arm,primecell";
297			reg = <0x10007000 0x1000>;
298			clocks = <&kmiclk>, <&pclk>;
299			clock-names = "KMIREFCLK", "apb_pclk";
300		};
301
302		charlcd: fpga_charlcd: charlcd@10008000 {
303			compatible = "arm,versatile-lcd";
304			reg = <0x10008000 0x1000>;
305			clocks = <&pclk>;
306			clock-names = "apb_pclk";
307		};
308
309		serial0: serial@10009000 {
310			compatible = "arm,pl011", "arm,primecell";
311			reg = <0x10009000 0x1000>;
312			clocks = <&uartclk>, <&pclk>;
313			clock-names = "uartclk", "apb_pclk";
314		};
315
316		serial1: serial@1000a000 {
317			compatible = "arm,pl011", "arm,primecell";
318			reg = <0x1000a000 0x1000>;
319			clocks = <&uartclk>, <&pclk>;
320			clock-names = "uartclk", "apb_pclk";
321		};
322
323		serial2: serial@1000b000 {
324			compatible = "arm,pl011", "arm,primecell";
325			reg = <0x1000b000 0x1000>;
326			clocks = <&uartclk>, <&pclk>;
327			clock-names = "uartclk", "apb_pclk";
328		};
329
330		serial3: serial@1000c000 {
331			compatible = "arm,pl011", "arm,primecell";
332			reg = <0x1000c000 0x1000>;
333			clocks = <&uartclk>, <&pclk>;
334			clock-names = "uartclk", "apb_pclk";
335		};
336
337		ssp: spi@1000d000 {
338			compatible = "arm,pl022", "arm,primecell";
339			reg = <0x1000d000 0x1000>;
340			clocks = <&sspclk>, <&pclk>;
341			clock-names = "SSPCLK", "apb_pclk";
342		};
343
344		wdog: watchdog@10010000 {
345			compatible = "arm,sp805", "arm,primecell";
346			reg = <0x10010000 0x1000>;
347			clocks = <&wdogclk>, <&pclk>;
348			clock-names = "wdogclk", "apb_pclk";
349			status = "disabled";
350		};
351
352		timer01: timer@10011000 {
353			compatible = "arm,sp804", "arm,primecell";
354			reg = <0x10011000 0x1000>;
355			clocks = <&timclk>, <&timclk>, <&pclk>;
356			clock-names = "timer1", "timer2", "apb_pclk";
357		};
358
359		timer23: timer@10012000 {
360			compatible = "arm,sp804", "arm,primecell";
361			reg = <0x10012000 0x1000>;
362			clocks = <&timclk>, <&timclk>, <&pclk>;
363			clock-names = "timer1", "timer2", "apb_pclk";
364		};
365
366		gpio0: gpio@10013000 {
367			compatible = "arm,pl061", "arm,primecell";
368			reg = <0x10013000 0x1000>;
369			gpio-controller;
370			#gpio-cells = <2>;
371			interrupt-controller;
372			#interrupt-cells = <2>;
373			clocks = <&pclk>;
374			clock-names = "apb_pclk";
375		};
376
377		gpio1: gpio@10014000 {
378			compatible = "arm,pl061", "arm,primecell";
379			reg = <0x10014000 0x1000>;
380			gpio-controller;
381			#gpio-cells = <2>;
382			interrupt-controller;
383			#interrupt-cells = <2>;
384			clocks = <&pclk>;
385			clock-names = "apb_pclk";
386		};
387
388		gpio2: gpio@10015000 {
389			compatible = "arm,pl061", "arm,primecell";
390			reg = <0x10015000 0x1000>;
391			gpio-controller;
392			#gpio-cells = <2>;
393			interrupt-controller;
394			#interrupt-cells = <2>;
395			clocks = <&pclk>;
396			clock-names = "apb_pclk";
397		};
398
399		rtc: rtc@10017000 {
400			compatible = "arm,pl031", "arm,primecell";
401			reg = <0x10017000 0x1000>;
402			clocks = <&pclk>;
403			clock-names = "apb_pclk";
404		};
405
406		clcd: clcd@10020000 {
407			compatible = "arm,pl111", "arm,primecell";
408			reg = <0x10020000 0x1000>;
409			interrupt-names = "combined";
410			clocks = <&oscclk0>, <&pclk>;
411			clock-names = "clcdclk", "apb_pclk";
412
413			port {
414				clcd_pads: endpoint {
415					remote-endpoint = <&clcd_panel>;
416					arm,pl11x,tft-r0g0b0-pads = <0 8 16>;
417				};
418			};
419
420			panel {
421				compatible = "panel-dpi";
422
423				port {
424					clcd_panel: endpoint {
425						remote-endpoint = <&clcd_pads>;
426					};
427				};
428
429				/* Standard 640x480 VGA timings */
430				panel-timing {
431					clock-frequency = <25175000>;
432					hactive = <640>;
433					hback-porch = <48>;
434					hfront-porch = <16>;
435					hsync-len = <96>;
436					vactive = <480>;
437					vback-porch = <33>;
438					vfront-porch = <10>;
439					vsync-len = <2>;
440				};
441			};
442		};
443	};
444};
445