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1/*
2 * at91-sama5d2_xplained.dts - Device Tree file for SAMA5D2 Xplained board
3 *
4 *  Copyright (C) 2015 Atmel,
5 *                2015 Nicolas Ferre <nicolas.ferre@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 "sama5d2.dtsi"
47#include "sama5d2-pinfunc.h"
48#include <dt-bindings/mfd/atmel-flexcom.h>
49#include <dt-bindings/gpio/gpio.h>
50
51/ {
52	model = "Atmel SAMA5D2 Xplained";
53	compatible = "atmel,sama5d2-xplained", "atmel,sama5d2", "atmel,sama5";
54
55	chosen {
56		stdout-path = "serial0:115200n8";
57	};
58
59	clocks {
60		slow_xtal {
61			clock-frequency = <32768>;
62		};
63
64		main_xtal {
65			clock-frequency = <12000000>;
66		};
67	};
68
69	ahb {
70		usb0: gadget@00300000 {
71			atmel,vbus-gpio = <&pioA PIN_PA31 GPIO_ACTIVE_HIGH>;
72			pinctrl-names = "default";
73			pinctrl-0 = <&pinctrl_usba_vbus>;
74			status = "okay";
75		};
76
77		usb1: ohci@00400000 {
78			num-ports = <3>;
79			atmel,vbus-gpio = <0 /* &pioA PIN_PB9 GPIO_ACTIVE_HIGH */
80					   &pioA PIN_PB10 GPIO_ACTIVE_HIGH
81					   0
82					  >;
83			pinctrl-names = "default";
84			pinctrl-0 = <&pinctrl_usb_default>;
85			status = "okay";
86		};
87
88		usb2: ehci@00500000 {
89			status = "okay";
90		};
91
92		sdmmc0: sdio-host@a0000000 {
93			bus-width = <8>;
94			pinctrl-names = "default";
95			pinctrl-0 = <&pinctrl_sdmmc0_default>;
96			non-removable;
97			mmc-ddr-1_8v;
98			status = "okay";
99		};
100
101		sdmmc1: sdio-host@b0000000 {
102			bus-width = <4>;
103			pinctrl-names = "default";
104			pinctrl-0 = <&pinctrl_sdmmc1_default>;
105			status = "okay"; /* conflict with qspi0 */
106		};
107
108		apb {
109			spi0: spi@f8000000 {
110				pinctrl-names = "default";
111				pinctrl-0 = <&pinctrl_spi0_default>;
112				status = "okay";
113
114				m25p80@0 {
115					compatible = "atmel,at25df321a";
116					reg = <0>;
117					spi-max-frequency = <50000000>;
118				};
119			};
120
121			macb0: ethernet@f8008000 {
122				pinctrl-names = "default";
123				pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq>;
124				phy-mode = "rmii";
125				status = "okay";
126
127				ethernet-phy@1 {
128					reg = <0x1>;
129					interrupt-parent = <&pioA>;
130					interrupts = <PIN_PC9 IRQ_TYPE_LEVEL_LOW>;
131				};
132			};
133
134			pdmic@f8018000 {
135				pinctrl-names = "default";
136				pinctrl-0 = <&pinctrl_pdmic_default>;
137				atmel,model = "PDMIC @ sama5d2_xplained";
138				atmel,mic-min-freq = <1000000>;
139				atmel,mic-max-freq = <3246000>;
140				atmel,mic-offset = <0x0>;
141				status = "okay";
142			};
143
144			uart1: serial@f8020000 {
145				pinctrl-names = "default";
146				pinctrl-0 = <&pinctrl_uart1_default>;
147				atmel,use-dma-rx;
148				atmel,use-dma-tx;
149				status = "okay";
150			};
151
152			i2c0: i2c@f8028000 {
153				dmas = <0>, <0>;
154				pinctrl-names = "default";
155				pinctrl-0 = <&pinctrl_i2c0_default>;
156				i2c-sda-hold-time-ns = <350>;
157				status = "okay";
158
159				pmic@5b {
160					compatible = "active-semi,act8945a";
161					reg = <0x5b>;
162					active-semi,vsel-high;
163					active-semi,chglev-gpios = <&pioA PIN_PA12 GPIO_ACTIVE_HIGH>;
164					active-semi,lbo-gpios = <&pioA PIN_PC8 GPIO_ACTIVE_LOW>;
165					active-semi,irq_gpios = <&pioA PIN_PB13 GPIO_ACTIVE_LOW>;
166					active-semi,input-voltage-threshold-microvolt = <6600>;
167					active-semi,precondition-timeout = <40>;
168					active-semi,total-timeout = <3>;
169					pinctrl-names = "default";
170					pinctrl-0 = <&pinctrl_charger_chglev &pinctrl_charger_lbo &pinctrl_charger_irq>;
171					status = "okay";
172
173					regulators {
174						vdd_1v35_reg: REG_DCDC1 {
175							regulator-name = "VDD_1V35";
176							regulator-min-microvolt = <1350000>;
177							regulator-max-microvolt = <1350000>;
178							regulator-always-on;
179						};
180
181						vdd_1v2_reg: REG_DCDC2 {
182							regulator-name = "VDD_1V2";
183							regulator-min-microvolt = <1100000>;
184							regulator-max-microvolt = <1300000>;
185							regulator-always-on;
186						};
187
188						vdd_3v3_reg: REG_DCDC3 {
189							regulator-name = "VDD_3V3";
190							regulator-min-microvolt = <3300000>;
191							regulator-max-microvolt = <3300000>;
192							regulator-always-on;
193						};
194
195						vdd_fuse_reg: REG_LDO1 {
196							regulator-name = "VDD_FUSE";
197							regulator-min-microvolt = <2500000>;
198							regulator-max-microvolt = <2500000>;
199							regulator-always-on;
200						};
201
202						vdd_3v3_lp_reg: REG_LDO2 {
203							regulator-name = "VDD_3V3_LP";
204							regulator-min-microvolt = <3300000>;
205							regulator-max-microvolt = <3300000>;
206							regulator-always-on;
207						};
208
209						vdd_led_reg: REG_LDO3 {
210							regulator-name = "VDD_LED";
211							regulator-min-microvolt = <3300000>;
212							regulator-max-microvolt = <3300000>;
213							regulator-always-on;
214						};
215
216						vdd_sdhc_1v8_reg: REG_LDO4 {
217							regulator-name = "VDD_SDHC_1V8";
218							regulator-min-microvolt = <1800000>;
219							regulator-max-microvolt = <1800000>;
220							regulator-always-on;
221						};
222					};
223				};
224			};
225
226			pwm0: pwm@f802c000 {
227				status = "okay";
228			};
229
230			flx0: flexcom@f8034000 {
231				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
232				status = "disabled"; /* conflict with ISC_D2 & ISC_D3 data pins */
233
234				uart5: serial@200 {
235					compatible = "atmel,at91sam9260-usart";
236					reg = <0x200 0x200>;
237					interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>;
238					clocks = <&flx0_clk>;
239					clock-names = "usart";
240					pinctrl-names = "default";
241					pinctrl-0 = <&pinctrl_flx0_default>;
242					atmel,fifo-size = <32>;
243					status = "okay";
244				};
245			};
246
247			shdwc@f8048010 {
248				atmel,shdwc-debouncer = <976>;
249				atmel,wakeup-rtc-timer;
250
251				input@0 {
252					reg = <0>;
253					atmel,wakeup-type = "low";
254				};
255			};
256
257			watchdog@f8048040 {
258				status = "okay";
259			};
260
261			can0: can@f8054000 {
262				pinctrl-names = "default";
263				pinctrl-0 = <&pinctrl_can0_default>;
264				status = "okay";
265			};
266
267			uart3: serial@fc008000 {
268				atmel,use-dma-rx;
269				atmel,use-dma-tx;
270				pinctrl-names = "default";
271				pinctrl-0 = <&pinctrl_uart3_default>;
272				status = "okay";
273			};
274
275			flx4: flexcom@fc018000 {
276				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
277				status = "okay";
278
279				i2c2: i2c@600 {
280					compatible = "atmel,sama5d2-i2c";
281					reg = <0x600 0x200>;
282					interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>;
283					dmas = <0>, <0>;
284					dma-names = "tx", "rx";
285					#address-cells = <1>;
286					#size-cells = <0>;
287					clocks = <&flx4_clk>;
288					pinctrl-names = "default";
289					pinctrl-0 = <&pinctrl_flx4_default>;
290					atmel,fifo-size = <16>;
291					status = "okay";
292				};
293			};
294
295			i2c1: i2c@fc028000 {
296				dmas = <0>, <0>;
297				pinctrl-names = "default";
298				pinctrl-0 = <&pinctrl_i2c1_default>;
299				status = "okay";
300
301				at24@54 {
302					compatible = "atmel,24c02";
303					reg = <0x54>;
304					pagesize = <16>;
305				};
306			};
307
308			adc: adc@fc030000 {
309				vddana-supply = <&vdd_3v3_lp_reg>;
310				vref-supply = <&vdd_3v3_lp_reg>;
311				pinctrl-names = "default";
312				pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
313				status = "okay";
314			};
315
316			pinctrl@fc038000 {
317				/*
318				 * There is no real pinmux for ADC, if the pin
319				 * is not requested by another peripheral then
320				 * the muxing is done when channel is enabled.
321				 * Requesting pins for ADC is GPIO is
322				 * encouraged to prevent conflicts and to
323				 * disable bias in order to be in the same
324				 * state when the pin is not muxed to the adc.
325				 */
326				pinctrl_adc_default: adc_default {
327					pinmux = <PIN_PD23__GPIO>;
328					bias-disable;
329				};
330
331				pinctrl_can0_default: can0_default {
332					pinmux = <PIN_PC10__CANTX0>,
333						 <PIN_PC11__CANRX0>;
334					bias-disable;
335				};
336
337				pinctrl_can1_default: can1_default {
338					pinmux = <PIN_PC26__CANTX1>,
339						 <PIN_PC27__CANRX1>;
340					bias-disable;
341				};
342
343				/*
344				 * The ADTRG pin can work on any edge type.
345				 * In here it's being pulled up, so need to
346				 * connect it to ground to get an edge e.g.
347				 * Trigger can be configured on falling, rise
348				 * or any edge, and the pull-up can be changed
349				 * to pull-down or left floating according to
350				 * needs.
351				 */
352				pinctrl_adtrg_default: adtrg_default {
353					pinmux = <PIN_PD31__ADTRG>;
354					bias-pull-up;
355				};
356
357				pinctrl_charger_chglev: charger_chglev {
358					pinmux = <PIN_PA12__GPIO>;
359					bias-disable;
360				};
361
362				pinctrl_charger_irq: charger_irq {
363					pinmux = <PIN_PB13__GPIO>;
364					bias-disable;
365				};
366
367				pinctrl_charger_lbo: charger_lbo {
368					pinmux = <PIN_PC8__GPIO>;
369					bias-pull-up;
370				};
371
372				pinctrl_classd_default: classd_default {
373					pinmux = <PIN_PB1__CLASSD_R0>,
374						 <PIN_PB2__CLASSD_R1>,
375						 <PIN_PB3__CLASSD_R2>,
376						 <PIN_PB4__CLASSD_R3>;
377					bias-pull-up;
378				};
379
380				pinctrl_flx0_default: flx0_default {
381					pinmux = <PIN_PB28__FLEXCOM0_IO0>,
382						 <PIN_PB29__FLEXCOM0_IO1>;
383					bias-disable;
384				};
385
386				pinctrl_flx4_default: flx4_default {
387					pinmux = <PIN_PD12__FLEXCOM4_IO0>,
388						 <PIN_PD13__FLEXCOM4_IO1>;
389					bias-disable;
390				};
391
392				pinctrl_i2c0_default: i2c0_default {
393					pinmux = <PIN_PD21__TWD0>,
394						 <PIN_PD22__TWCK0>;
395					bias-disable;
396				};
397
398				pinctrl_i2c1_default: i2c1_default {
399					pinmux = <PIN_PD4__TWD1>,
400						 <PIN_PD5__TWCK1>;
401					bias-disable;
402				};
403
404				pinctrl_key_gpio_default: key_gpio_default {
405					pinmux = <PIN_PB9__GPIO>;
406					bias-pull-up;
407				};
408
409				pinctrl_led_gpio_default: led_gpio_default {
410					pinmux = <PIN_PB0__GPIO>,
411						 <PIN_PB5__GPIO>,
412						 <PIN_PB6__GPIO>;
413					bias-pull-up;
414				};
415
416				pinctrl_macb0_default: macb0_default {
417					pinmux = <PIN_PB14__GTXCK>,
418						 <PIN_PB15__GTXEN>,
419						 <PIN_PB16__GRXDV>,
420						 <PIN_PB17__GRXER>,
421						 <PIN_PB18__GRX0>,
422						 <PIN_PB19__GRX1>,
423						 <PIN_PB20__GTX0>,
424						 <PIN_PB21__GTX1>,
425						 <PIN_PB22__GMDC>,
426						 <PIN_PB23__GMDIO>;
427					bias-disable;
428				};
429
430				pinctrl_macb0_phy_irq: macb0_phy_irq {
431					pinmux = <PIN_PC9__GPIO>;
432					bias-disable;
433				};
434
435				pinctrl_pdmic_default: pdmic_default {
436					pinmux = <PIN_PB26__PDMIC_DAT>,
437						<PIN_PB27__PDMIC_CLK>;
438					bias-disable;
439				};
440
441				pinctrl_sdmmc0_default: sdmmc0_default {
442					cmd_data {
443						pinmux = <PIN_PA1__SDMMC0_CMD>,
444							 <PIN_PA2__SDMMC0_DAT0>,
445							 <PIN_PA3__SDMMC0_DAT1>,
446							 <PIN_PA4__SDMMC0_DAT2>,
447							 <PIN_PA5__SDMMC0_DAT3>,
448							 <PIN_PA6__SDMMC0_DAT4>,
449							 <PIN_PA7__SDMMC0_DAT5>,
450							 <PIN_PA8__SDMMC0_DAT6>,
451							 <PIN_PA9__SDMMC0_DAT7>;
452						bias-pull-up;
453					};
454
455					ck_cd_rstn_vddsel {
456						pinmux = <PIN_PA0__SDMMC0_CK>,
457							 <PIN_PA10__SDMMC0_RSTN>,
458							 <PIN_PA11__SDMMC0_VDDSEL>,
459							 <PIN_PA13__SDMMC0_CD>;
460						bias-disable;
461					};
462				};
463
464				pinctrl_sdmmc1_default: sdmmc1_default {
465					cmd_data {
466						pinmux = <PIN_PA28__SDMMC1_CMD>,
467							 <PIN_PA18__SDMMC1_DAT0>,
468							 <PIN_PA19__SDMMC1_DAT1>,
469							 <PIN_PA20__SDMMC1_DAT2>,
470							 <PIN_PA21__SDMMC1_DAT3>;
471						bias-pull-up;
472					};
473
474					conf-ck_cd {
475						pinmux = <PIN_PA22__SDMMC1_CK>,
476							 <PIN_PA30__SDMMC1_CD>;
477						bias-disable;
478					};
479				};
480
481				pinctrl_spi0_default: spi0_default {
482					pinmux = <PIN_PA14__SPI0_SPCK>,
483						 <PIN_PA15__SPI0_MOSI>,
484						 <PIN_PA16__SPI0_MISO>,
485						 <PIN_PA17__SPI0_NPCS0>;
486					bias-disable;
487				};
488
489				pinctrl_uart1_default: uart1_default {
490					pinmux = <PIN_PD2__URXD1>,
491						 <PIN_PD3__UTXD1>;
492					bias-disable;
493				};
494
495				pinctrl_uart3_default: uart3_default {
496					pinmux = <PIN_PB11__URXD3>,
497						 <PIN_PB12__UTXD3>;
498					bias-disable;
499				};
500
501				pinctrl_usb_default: usb_default {
502					pinmux = <PIN_PB10__GPIO>;
503					bias-disable;
504				};
505
506				pinctrl_usba_vbus: usba_vbus {
507					pinmux = <PIN_PA31__GPIO>;
508					bias-disable;
509				};
510
511			};
512
513			classd: classd@fc048000 {
514				pinctrl-names = "default";
515				pinctrl-0 = <&pinctrl_classd_default>;
516				atmel,pwm-type = "diff";
517				atmel,non-overlap-time = <10>;
518				status = "okay";
519			};
520
521			can1: can@fc050000 {
522				pinctrl-names = "default";
523				pinctrl-0 = <&pinctrl_can1_default>;
524				status = "okay";
525			};
526		};
527	};
528
529	gpio_keys {
530		compatible = "gpio-keys";
531
532		pinctrl-names = "default";
533		pinctrl-0 = <&pinctrl_key_gpio_default>;
534
535		bp1 {
536			label = "PB_USER";
537			gpios = <&pioA PIN_PB9 GPIO_ACTIVE_LOW>;
538			linux,code = <0x104>;
539		};
540	};
541
542	leds {
543		compatible = "gpio-leds";
544		pinctrl-names = "default";
545		pinctrl-0 = <&pinctrl_led_gpio_default>;
546		status = "okay";
547
548		red {
549			label = "red";
550			gpios = <&pioA PIN_PB6 GPIO_ACTIVE_LOW>;
551		};
552
553
554		green {
555			label = "green";
556			gpios = <&pioA PIN_PB5 GPIO_ACTIVE_LOW>;
557		};
558
559		blue {
560			label = "blue";
561			gpios = <&pioA PIN_PB0 GPIO_ACTIVE_LOW>;
562			linux,default-trigger = "heartbeat";
563		};
564	};
565};
566