1/*
2 * at91-sama5d4_xplained.dts - Device Tree file for SAMA5D4 Xplained board
3 *
4 *  Copyright (C) 2015 Atmel,
5 *                2015 Josh Wu <josh.wu@atmel.com>
6 *
7 * This file is dual-licensed: you can use it either under the terms
8 * of the GPL or the X11 license, at your option. Note that this dual
9 * licensing only applies to this file, and not this project as a
10 * whole.
11 *
12 *  a) This file is free software; you can redistribute it and/or
13 *     modify it under the terms of the GNU General Public License as
14 *     published by the Free Software Foundation; either version 2 of the
15 *     License, or (at your option) any later version.
16 *
17 *     This file is distributed in the hope that it will be useful,
18 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
19 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
20 *     GNU General Public License for more details.
21 *
22 * Or, alternatively,
23 *
24 *  b) Permission is hereby granted, free of charge, to any person
25 *     obtaining a copy of this software and associated documentation
26 *     files (the "Software"), to deal in the Software without
27 *     restriction, including without limitation the rights to use,
28 *     copy, modify, merge, publish, distribute, sublicense, and/or
29 *     sell copies of the Software, and to permit persons to whom the
30 *     Software is furnished to do so, subject to the following
31 *     conditions:
32 *
33 *     The above copyright notice and this permission notice shall be
34 *     included in all copies or substantial portions of the Software.
35 *
36 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
37 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
38 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
39 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
40 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
41 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
42 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
43 *     OTHER DEALINGS IN THE SOFTWARE.
44 */
45/dts-v1/;
46#include "sama5d4.dtsi"
47
48/ {
49	model = "Atmel SAMA5D4 Xplained";
50	compatible = "atmel,sama5d4-xplained", "atmel,sama5d4", "atmel,sama5";
51
52	aliases {
53		spi0 = &spi0;
54	};
55
56	chosen {
57		u-boot,dm-pre-reloc;
58		stdout-path = &usart3;
59	};
60
61	memory {
62		reg = <0x20000000 0x20000000>;
63	};
64
65	clocks {
66		slow_xtal {
67			clock-frequency = <32768>;
68		};
69
70		main_xtal {
71			clock-frequency = <12000000>;
72		};
73	};
74
75	ahb {
76		apb {
77			spi0: spi@f8010000 {
78				u-boot,dm-pre-reloc;
79				cs-gpios = <&pioC 3 0>, <0>, <0>, <0>;
80				status = "okay";
81				spi_flash@0 {
82					u-boot,dm-pre-reloc;
83					compatible = "spi-flash";
84					spi-max-frequency = <50000000>;
85					reg = <0>;
86				};
87			};
88
89			i2c0: i2c@f8014000 {
90				status = "okay";
91			};
92
93			macb0: ethernet@f8020000 {
94				phy-mode = "rmii";
95				status = "okay";
96				pinctrl-names = "default";
97				pinctrl-0 = <&pinctrl_macb0_rmii &pinctrl_macb0_phy_irq>;
98
99				phy0: ethernet-phy@1 {
100					interrupt-parent = <&pioE>;
101					interrupts = <1 IRQ_TYPE_LEVEL_LOW>;
102					reg = <1>;
103				};
104			};
105
106			mmc1: mmc@fc000000 {
107				u-boot,dm-pre-reloc;
108				pinctrl-names = "default";
109				pinctrl-0 = <&pinctrl_mmc1_clk_cmd_dat0 &pinctrl_mmc1_dat1_3 &pinctrl_mmc1_cd>;
110				vmmc-supply = <&vcc_mmc1_reg>;
111				vqmmc-supply = <&vcc_3v3_reg>;
112				status = "okay";
113				slot@0 {
114					reg = <0>;
115					bus-width = <4>;
116					cd-gpios = <&pioE 3 0>;
117				};
118			};
119
120			usart3: serial@fc00c000 {
121				u-boot,dm-pre-reloc;
122				status = "okay";
123			};
124
125			usart4: serial@fc010000 {
126				status = "okay";
127			};
128
129			spi1: spi@fc018000 {
130				cs-gpios = <&pioB 21 0>;
131				status = "okay";
132			};
133
134			adc0: adc@fc034000 {
135				pinctrl-names = "default";
136				pinctrl-0 = <
137					/* external trigger conflicts with USBA_VBUS */
138					&pinctrl_adc0_ad0
139					&pinctrl_adc0_ad1
140					&pinctrl_adc0_ad2
141					&pinctrl_adc0_ad3
142					&pinctrl_adc0_ad4
143					>;
144				atmel,adc-vref = <3300>;
145				status = "okay";
146			};
147
148			watchdog@fc068640 {
149				status = "okay";
150			};
151
152			pinctrl@fc06a000 {
153				board {
154					u-boot,dm-pre-reloc;
155					pinctrl_mmc1_cd: mmc1_cd {
156						u-boot,dm-pre-reloc;
157						atmel,pins =
158							<AT91_PIOE 3 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
159					};
160					pinctrl_usba_vbus: usba_vbus {
161						atmel,pins =
162							<AT91_PIOE 31 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;
163					};
164					pinctrl_key_gpio: key_gpio_0 {
165						atmel,pins =
166							<AT91_PIOE 8 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
167					};
168					pinctrl_macb0_phy_irq: macb0_phy_irq_0 {
169						atmel,pins =
170							<AT91_PIOE 1 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
171					};
172				};
173			};
174		};
175
176		usb0: gadget@00400000 {
177			atmel,vbus-gpio = <&pioE 31 GPIO_ACTIVE_HIGH>;
178			pinctrl-names = "default";
179			pinctrl-0 = <&pinctrl_usba_vbus>;
180			status = "okay";
181		};
182
183		usb1: ohci@00500000 {
184			num-ports = <3>;
185			atmel,vbus-gpio = <0
186					   &pioE 11 GPIO_ACTIVE_HIGH
187					   &pioE 14 GPIO_ACTIVE_HIGH
188					  >;
189			status = "okay";
190		};
191
192		usb2: ehci@00600000 {
193			status = "okay";
194		};
195
196		nand0: nand@80000000 {
197			nand-bus-width = <8>;
198			nand-ecc-mode = "hw";
199			nand-on-flash-bbt;
200			atmel,has-pmecc;
201			status = "okay";
202
203			at91bootstrap@0 {
204				label = "at91bootstrap";
205				reg = <0x0 0x40000>;
206			};
207
208			bootloader@40000 {
209				label = "bootloader";
210				reg = <0x40000 0x80000>;
211			};
212
213			bootloaderenv@c0000 {
214				label = "bootloader env";
215				reg = <0xc0000 0xc0000>;
216			};
217
218			dtb@180000 {
219				label = "device tree";
220				reg = <0x180000 0x80000>;
221			};
222
223			kernel@200000 {
224				label = "kernel";
225				reg = <0x200000 0x600000>;
226			};
227
228			rootfs@800000 {
229				label = "rootfs";
230				reg = <0x800000 0x0f800000>;
231			};
232		};
233	};
234
235	gpio_keys {
236		compatible = "gpio-keys";
237
238		pinctrl-names = "default";
239		pinctrl-0 = <&pinctrl_key_gpio>;
240
241		pb_user1 {
242			label = "pb_user1";
243			gpios = <&pioE 8 GPIO_ACTIVE_HIGH>;
244			linux,code = <0x100>;
245			wakeup-source;
246		};
247	};
248
249	leds {
250		compatible = "gpio-leds";
251		status = "okay";
252
253		d8 {
254			label = "d8";
255			gpios = <&pioD 30 GPIO_ACTIVE_HIGH>;
256			default-state = "on";
257		};
258
259		d10 {
260			label = "d10";
261			gpios = <&pioE 15 GPIO_ACTIVE_LOW>;
262			linux,default-trigger = "heartbeat";
263		};
264	};
265
266	vcc_3v3_reg: fixedregulator@0 {
267		compatible = "regulator-fixed";
268		regulator-name = "VCC 3V3";
269		regulator-min-microvolt = <3300000>;
270		regulator-max-microvolt = <3300000>;
271		regulator-boot-on;
272		regulator-always-on;
273		reg = <0 1>;
274	};
275
276	vcc_mmc1_reg: fixedregulator@1 {
277		compatible = "regulator-fixed";
278		gpio = <&pioE 4 GPIO_ACTIVE_LOW>;
279		regulator-name = "VDD MCI1";
280		regulator-min-microvolt = <3300000>;
281		regulator-max-microvolt = <3300000>;
282		vin-supply = <&vcc_3v3_reg>;
283		regulator-always-on;
284		reg = <1 1>;
285	};
286};
287