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2023-12-06 08f87f769b595151be1afeff53e144f543faa614 
 kernel/arch/arm/boot/dts/at91-sama5d2_xplained.dts
....@@ -1,56 +1,28 @@
1
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
12 /*
23  * at91-sama5d2_xplained.dts - Device Tree file for SAMA5D2 Xplained board
34  *
45  *  Copyright (C) 2015 Atmel,
56  *                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.
447  */
458 /dts-v1/;
469 #include "sama5d2.dtsi"
4710 #include "sama5d2-pinfunc.h"
4811 #include <dt-bindings/mfd/atmel-flexcom.h>
4912 #include <dt-bindings/gpio/gpio.h>
13
+#include <dt-bindings/input/input.h>
14
+#include <dt-bindings/regulator/active-semi,8945a-regulator.h>
5015 
5116 / {
5217 	model = "Atmel SAMA5D2 Xplained";
5318 	compatible = "atmel,sama5d2-xplained", "atmel,sama5d2", "atmel,sama5";
19
+
20
+	aliases {
21
+		serial0 = &uart1;	/* DBGU */
22
+		i2c0 = &i2c0;
23
+		i2c1 = &i2c1;
24
+		i2c2 = &i2c2;		/* XPRO EXT2 */
25
+	};
5426 
5527 	chosen {
5628 		stdout-path = "serial0:115200n8";
....@@ -108,6 +80,58 @@
10880 		};
10981 
11082 		apb {
83
+			qspi0: spi@f0020000 {
84
+				pinctrl-names = "default";
85
+				pinctrl-0 = <&pinctrl_qspi0_default>;
86
+				status = "disabled"; /* conflict with sdmmc1 */
87
+
88
+				flash@0 {
89
+					#address-cells = <1>;
90
+					#size-cells = <1>;
91
+					compatible = "jedec,spi-nor";
92
+					reg = <0>;
93
+					spi-max-frequency = <80000000>;
94
+					spi-tx-bus-width = <4>;
95
+					spi-rx-bus-width = <4>;
96
+					m25p,fast-read;
97
+
98
+					at91bootstrap@00000000 {
99
+						label = "at91bootstrap";
100
+						reg = <0x00000000 0x00040000>;
101
+					};
102
+
103
+					bootloader@00040000 {
104
+						label = "bootloader";
105
+						reg = <0x00040000 0x000c0000>;
106
+					};
107
+
108
+					bootloaderenvred@00100000 {
109
+						label = "bootloader env redundant";
110
+						reg = <0x00100000 0x00040000>;
111
+					};
112
+
113
+					bootloaderenv@00140000 {
114
+						label = "bootloader env";
115
+						reg = <0x00140000 0x00040000>;
116
+					};
117
+
118
+					dtb@00180000 {
119
+						label = "device tree";
120
+						reg = <0x00180000 0x00080000>;
121
+					};
122
+
123
+					kernel@00200000 {
124
+						label = "kernel";
125
+						reg = <0x00200000 0x00600000>;
126
+					};
127
+
128
+					misc@00800000 {
129
+						label = "misc";
130
+						reg = <0x00800000 0x00000000>;
131
+					};
132
+				};
133
+			};
134
+
111135 			spi0: spi@f8000000 {
112136 				pinctrl-names = "default";
113137 				pinctrl-0 = <&pinctrl_spi0_default>;
....@@ -145,16 +169,6 @@
145169 				};
146170 			};
147171 
148
-			pdmic@f8018000 {
149
-				pinctrl-names = "default";
150
-				pinctrl-0 = <&pinctrl_pdmic_default>;
151
-				atmel,model = "PDMIC @ sama5d2_xplained";
152
-				atmel,mic-min-freq = <1000000>;
153
-				atmel,mic-max-freq = <3246000>;
154
-				atmel,mic-offset = <0x0>;
155
-				status = "okay";
156
-			};
157
-
158172 			uart1: serial@f8020000 {
159173 				pinctrl-names = "default";
160174 				pinctrl-0 = <&pinctrl_uart1_default>;
....@@ -165,8 +179,11 @@
165179 
166180 			i2c0: i2c@f8028000 {
167181 				dmas = <0>, <0>;
168
-				pinctrl-names = "default";
182
+				pinctrl-names = "default", "gpio";
169183 				pinctrl-0 = <&pinctrl_i2c0_default>;
184
+				pinctrl-1 = <&pinctrl_i2c0_gpio>;
185
+				sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
186
+				scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
170187 				i2c-sda-hold-time-ns = <350>;
171188 				status = "okay";
172189 
....@@ -181,49 +198,102 @@
181198 							regulator-name = "VDD_1V35";
182199 							regulator-min-microvolt = <1350000>;
183200 							regulator-max-microvolt = <1350000>;
201
+							regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
202
+										  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
203
+							regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
184204 							regulator-always-on;
205
+
206
+							regulator-state-mem {
207
+								regulator-on-in-suspend;
208
+								regulator-suspend-min-microvolt=<1400000>;
209
+								regulator-suspend-max-microvolt=<1400000>;
210
+								regulator-changeable-in-suspend;
211
+								regulator-mode=<ACT8945A_REGULATOR_MODE_LOWPOWER>;
212
+							};
185213 						};
186214 
187215 						vdd_1v2_reg: REG_DCDC2 {
188216 							regulator-name = "VDD_1V2";
189217 							regulator-min-microvolt = <1100000>;
190218 							regulator-max-microvolt = <1300000>;
219
+							regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
220
+										  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
221
+							regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
191222 							regulator-always-on;
223
+
224
+							regulator-state-mem {
225
+								regulator-off-in-suspend;
226
+							};
192227 						};
193228 
194229 						vdd_3v3_reg: REG_DCDC3 {
195230 							regulator-name = "VDD_3V3";
196231 							regulator-min-microvolt = <3300000>;
197232 							regulator-max-microvolt = <3300000>;
233
+							regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_FIXED>,
234
+										  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
235
+							regulator-initial-mode = <ACT8945A_REGULATOR_MODE_FIXED>;
198236 							regulator-always-on;
237
+
238
+							regulator-state-mem {
239
+								regulator-off-in-suspend;
240
+							};
199241 						};
200242 
201243 						vdd_fuse_reg: REG_LDO1 {
202244 							regulator-name = "VDD_FUSE";
203245 							regulator-min-microvolt = <2500000>;
204246 							regulator-max-microvolt = <2500000>;
247
+							regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
248
+										  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
249
+							regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
205250 							regulator-always-on;
251
+
252
+							regulator-state-mem {
253
+								regulator-off-in-suspend;
254
+							};
206255 						};
207256 
208257 						vdd_3v3_lp_reg: REG_LDO2 {
209258 							regulator-name = "VDD_3V3_LP";
210259 							regulator-min-microvolt = <3300000>;
211260 							regulator-max-microvolt = <3300000>;
261
+							regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
262
+										  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
263
+							regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
212264 							regulator-always-on;
265
+
266
+							regulator-state-mem {
267
+								regulator-off-in-suspend;
268
+							};
213269 						};
214270 
215271 						vdd_led_reg: REG_LDO3 {
216272 							regulator-name = "VDD_LED";
217273 							regulator-min-microvolt = <3300000>;
218274 							regulator-max-microvolt = <3300000>;
275
+							regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
276
+										  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
277
+							regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
219278 							regulator-always-on;
279
+
280
+							regulator-state-mem {
281
+								regulator-off-in-suspend;
282
+							};
220283 						};
221284 
222285 						vdd_sdhc_1v8_reg: REG_LDO4 {
223286 							regulator-name = "VDD_SDHC_1V8";
224287 							regulator-min-microvolt = <1800000>;
225288 							regulator-max-microvolt = <1800000>;
289
+							regulator-allowed-modes = <ACT8945A_REGULATOR_MODE_NORMAL>,
290
+										  <ACT8945A_REGULATOR_MODE_LOWPOWER>;
291
+							regulator-initial-mode = <ACT8945A_REGULATOR_MODE_NORMAL>;
226292 							regulator-always-on;
293
+
294
+							regulator-state-mem {
295
+								regulator-off-in-suspend;
296
+							};
227297 						};
228298 					};
229299 
....@@ -255,20 +325,29 @@
255325 				status = "disabled"; /* conflict with ISC_D2 & ISC_D3 data pins */
256326 
257327 				uart5: serial@200 {
258
-					compatible = "atmel,at91sam9260-usart";
259
-					reg = <0x200 0x200>;
260
-					interrupts = <19 IRQ_TYPE_LEVEL_HIGH 7>;
261
-					clocks = <&flx0_clk>;
262
-					clock-names = "usart";
328
+					dmas = <0>, <0>;
263329 					pinctrl-names = "default";
264330 					pinctrl-0 = <&pinctrl_flx0_default>;
265
-					atmel,fifo-size = <32>;
266331 					status = "okay";
332
+				};
333
+
334
+				i2c2: i2c@600 {
335
+					dmas = <0>, <0>;
336
+					pinctrl-names = "default", "gpio";
337
+					pinctrl-0 = <&pinctrl_flx0_default>;
338
+					pinctrl-1 = <&pinctrl_i2c2_gpio>;
339
+					sda-gpios = <&pioA PIN_PB28 GPIO_ACTIVE_HIGH>;
340
+					scl-gpios = <&pioA PIN_PB29 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
341
+					i2c-sda-hold-time-ns = <350>;
342
+					i2c-analog-filter;
343
+					i2c-digital-filter;
344
+					i2c-digital-filter-width-ns = <35>;
345
+					status = "disabled"; /* conflict with ISC_D2 & ISC_D3 data pins */
267346 				};
268347 			};
269348 
270349 			shdwc@f8048010 {
271
-				atmel,shdwc-debouncer = <976>;
350
+				debounce-delay-us = <976>;
272351 				atmel,wakeup-rtc-timer;
273352 
274353 				input@0 {
....@@ -279,6 +358,12 @@
279358 
280359 			watchdog@f8048040 {
281360 				status = "okay";
361
+			};
362
+
363
+			i2s0: i2s@f8050000 {
364
+				pinctrl-names = "default";
365
+				pinctrl-0 = <&pinctrl_i2s0_default>;
366
+				status = "disabled"; /* conflict with can0 */
282367 			};
283368 
284369 			can0: can@f8054000 {
....@@ -299,26 +384,30 @@
299384 				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
300385 				status = "okay";
301386 
302
-				i2c2: i2c@600 {
303
-					compatible = "atmel,sama5d2-i2c";
304
-					reg = <0x600 0x200>;
305
-					interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>;
387
+				i2c6: i2c@600 {
306388 					dmas = <0>, <0>;
307
-					dma-names = "tx", "rx";
308
-					#address-cells = <1>;
309
-					#size-cells = <0>;
310
-					clocks = <&flx4_clk>;
311
-					pinctrl-names = "default";
389
+					pinctrl-names = "default", "gpio";
312390 					pinctrl-0 = <&pinctrl_flx4_default>;
313
-					atmel,fifo-size = <16>;
391
+					pinctrl-1 = <&pinctrl_flx4_gpio>;
392
+					sda-gpios = <&pioA PIN_PD12 GPIO_ACTIVE_HIGH>;
393
+					scl-gpios = <&pioA PIN_PD13 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
394
+					i2c-analog-filter;
395
+					i2c-digital-filter;
396
+					i2c-digital-filter-width-ns = <35>;
314397 					status = "okay";
315398 				};
316399 			};
317400 
318401 			i2c1: i2c@fc028000 {
319402 				dmas = <0>, <0>;
320
-				pinctrl-names = "default";
403
+				pinctrl-names = "default", "gpio";
321404 				pinctrl-0 = <&pinctrl_i2c1_default>;
405
+				i2c-analog-filter;
406
+				i2c-digital-filter;
407
+				i2c-digital-filter-width-ns = <35>;
408
+				pinctrl-1 = <&pinctrl_i2c1_gpio>;
409
+				sda-gpios = <&pioA PIN_PD4 GPIO_ACTIVE_HIGH>;
410
+				scl-gpios = <&pioA PIN_PD5 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
322411 				status = "okay";
323412 
324413 				at24@54 {
....@@ -392,12 +481,16 @@
392481 					bias-pull-up;
393482 				};
394483 
395
-				pinctrl_classd_default: classd_default {
484
+				pinctrl_classd_default_pfets: classd_default_pfets {
396485 					pinmux = <PIN_PB1__CLASSD_R0>,
397
-						 <PIN_PB2__CLASSD_R1>,
398
-						 <PIN_PB3__CLASSD_R2>,
399
-						 <PIN_PB4__CLASSD_R3>;
486
+						 <PIN_PB3__CLASSD_R2>;
400487 					bias-pull-up;
488
+				};
489
+
490
+				pinctrl_classd_default_nfets: classd_default_nfets {
491
+					pinmux = <PIN_PB2__CLASSD_R1>,
492
+						 <PIN_PB4__CLASSD_R3>;
493
+					bias-pull-down;
401494 				};
402495 
403496 				pinctrl_flx0_default: flx0_default {
....@@ -412,15 +505,57 @@
412505 					bias-disable;
413506 				};
414507 
508
+				pinctrl_flx4_gpio: flx4_gpio {
509
+					pinmux = <PIN_PD12__GPIO>,
510
+						 <PIN_PD13__GPIO>;
511
+					bias-disable;
512
+				};
513
+
415514 				pinctrl_i2c0_default: i2c0_default {
416515 					pinmux = <PIN_PD21__TWD0>,
417516 						 <PIN_PD22__TWCK0>;
418517 					bias-disable;
419518 				};
420519 
520
+				pinctrl_i2c0_gpio: i2c0_gpio {
521
+					pinmux = <PIN_PD21__GPIO>,
522
+						 <PIN_PD22__GPIO>;
523
+					bias-disable;
524
+				};
525
+
421526 				pinctrl_i2c1_default: i2c1_default {
422527 					pinmux = <PIN_PD4__TWD1>,
423528 						 <PIN_PD5__TWCK1>;
529
+					bias-disable;
530
+				};
531
+
532
+				pinctrl_i2c1_gpio: i2c1_gpio {
533
+					pinmux = <PIN_PD4__GPIO>,
534
+						 <PIN_PD5__GPIO>;
535
+					bias-disable;
536
+				};
537
+
538
+				pinctrl_i2c2_gpio: i2c2_gpio {
539
+					pinmux = <PIN_PB28__GPIO>,
540
+						 <PIN_PB29__GPIO>;
541
+					bias-disable;
542
+				};
543
+
544
+				pinctrl_i2s0_default: i2s0_default {
545
+					pinmux = <PIN_PC1__I2SC0_CK>,
546
+						 <PIN_PC2__I2SC0_MCK>,
547
+						 <PIN_PC3__I2SC0_WS>,
548
+						 <PIN_PC4__I2SC0_DI0>,
549
+						 <PIN_PC5__I2SC0_DO0>;
550
+					bias-disable;
551
+				};
552
+
553
+				pinctrl_i2s1_default: i2s1_default {
554
+					pinmux = <PIN_PA15__I2SC1_CK>,
555
+						 <PIN_PA14__I2SC1_MCK>,
556
+						 <PIN_PA16__I2SC1_WS>,
557
+						 <PIN_PA17__I2SC1_DI0>,
558
+						 <PIN_PA18__I2SC1_DO0>;
424559 					bias-disable;
425560 				};
426561 
....@@ -455,10 +590,20 @@
455590 					bias-disable;
456591 				};
457592 
458
-				pinctrl_pdmic_default: pdmic_default {
459
-					pinmux = <PIN_PB26__PDMIC_DAT>,
460
-						<PIN_PB27__PDMIC_CLK>;
461
-					bias-disable;
593
+				pinctrl_qspi0_default: qspi0_default {
594
+					sck_cs {
595
+						pinmux = <PIN_PA22__QSPI0_SCK>,
596
+							 <PIN_PA23__QSPI0_CS>;
597
+						bias-disable;
598
+					};
599
+
600
+					data {
601
+						pinmux = <PIN_PA24__QSPI0_IO0>,
602
+							 <PIN_PA25__QSPI0_IO1>,
603
+							 <PIN_PA26__QSPI0_IO2>,
604
+							 <PIN_PA27__QSPI0_IO3>;
605
+						bias-pull-up;
606
+					};
462607 				};
463608 
464609 				pinctrl_sdmmc0_default: sdmmc0_default {
....@@ -540,10 +685,16 @@
540685 
541686 			classd: classd@fc048000 {
542687 				pinctrl-names = "default";
543
-				pinctrl-0 = <&pinctrl_classd_default>;
688
+				pinctrl-0 = <&pinctrl_classd_default_pfets &pinctrl_classd_default_nfets>;
544689 				atmel,pwm-type = "diff";
545690 				atmel,non-overlap-time = <10>;
546691 				status = "okay";
692
+			};
693
+
694
+			i2s1: i2s@fc04c000 {
695
+				pinctrl-names = "default";
696
+				pinctrl-0 = <&pinctrl_i2s1_default>;
697
+				status = "disabled"; /* conflict with spi0, sdmmc1 */
547698 			};
548699 
549700 			can1: can@fc050000 {
....@@ -563,7 +714,7 @@
563714 		bp1 {
564715 			label = "PB_USER";
565716 			gpios = <&pioA PIN_PB9 GPIO_ACTIVE_LOW>;
566
-			linux,code = <0x104>;
717
+			linux,code = <KEY_PROG1>;
567718 			wakeup-source;
568719 		};
569720 	};