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2024-10-16 50a212ec906f7524620675f0c57357691c26c81f 
 kernel/arch/arm/boot/dts/at91-sama5d27_som1_ek.dts
....@@ -1,3 +1,4 @@
1
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
12 /*
23  * at91-sama5d27_som1_ek.dts - Device Tree file for SAMA5D27-SOM1-EK board
34  *
....@@ -5,49 +6,12 @@
56  *                2016 Nicolas Ferre <nicolas.ferre@atmel.com>
67  *                2017 Cristian Birsan <cristian.birsan@microchip.com>
78  *                2017 Claudiu Beznea <claudiu.beznea@microchip.com>
8
- *
9
- * This file is dual-licensed: you can use it either under the terms
10
- * of the GPL or the X11 license, at your option. Note that this dual
11
- * licensing only applies to this file, and not this project as a
12
- * whole.
13
- *
14
- *  a) This file is free software; you can redistribute it and/or
15
- *     modify it under the terms of the GNU General Public License as
16
- *     published by the Free Software Foundation; either version 2 of the
17
- *     License, or (at your option) any later version.
18
- *
19
- *     This file is distributed in the hope that it will be useful,
20
- *     but WITHOUT ANY WARRANTY; without even the implied warranty of
21
- *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
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- *     GNU General Public License for more details.
23
- *
24
- * Or, alternatively,
25
- *
26
- *  b) Permission is hereby granted, free of charge, to any person
27
- *     obtaining a copy of this software and associated documentation
28
- *     files (the "Software"), to deal in the Software without
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- *     restriction, including without limitation the rights to use,
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- *     copy, modify, merge, publish, distribute, sublicense, and/or
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- *     sell copies of the Software, and to permit persons to whom the
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- *     Software is furnished to do so, subject to the following
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- *     conditions:
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- *
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- *     The above copyright notice and this permission notice shall be
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- *     included in all copies or substantial portions of the Software.
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- *
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- *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
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- *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
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- *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
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- *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
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- *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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- *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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- *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
45
- *     OTHER DEALINGS IN THE SOFTWARE.
469  */
4710 /dts-v1/;
4811 #include "at91-sama5d27_som1.dtsi"
4912 #include <dt-bindings/mfd/atmel-flexcom.h>
5013 #include <dt-bindings/gpio/gpio.h>
14
+#include <dt-bindings/input/input.h>
5115 
5216 / {
5317 	model = "Atmel SAMA5D27 SOM1 EK";
....@@ -58,7 +22,7 @@
5822 		serial1 = &uart4;	/* mikro BUS 1 */
5923 		serial2 = &uart2;	/* mikro BUS 2 */
6024 		i2c1	= &i2c1;
61
-		i2c2	= &i2c2;
25
+		i2c2	= &i2c3;
6226 	};
6327 
6428 	chosen {
....@@ -90,6 +54,7 @@
9054 
9155 		sdmmc0: sdio-host@a0000000 {
9256 			bus-width = <8>;
57
+			mmc-ddr-3_3v;
9358 			pinctrl-names = "default";
9459 			pinctrl-0 = <&pinctrl_sdmmc0_default>;
9560 			status = "okay";
....@@ -106,6 +71,10 @@
10671 			isc: isc@f0008000 {
10772 				pinctrl-names = "default";
10873 				pinctrl-0 = <&pinctrl_isc_base &pinctrl_isc_data_8bit &pinctrl_isc_data_9_10 &pinctrl_isc_data_11_12>;
74
+			};
75
+
76
+			qspi1: spi@f0024000 {
77
+				status = "okay";
10978 			};
11079 
11180 			spi0: spi@f8000000 {
....@@ -156,24 +125,19 @@
156125 				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
157126 				status = "okay";
158127 
159
-				i2c2: i2c@600 {
160
-					compatible = "atmel,sama5d2-i2c";
161
-					reg = <0x600 0x200>;
162
-					interrupts = <20 IRQ_TYPE_LEVEL_HIGH 7>;
128
+				i2c3: i2c@600 {
163129 					dmas = <0>, <0>;
164
-					dma-names = "tx", "rx";
165
-					#address-cells = <1>;
166
-					#size-cells = <0>;
167
-					clocks = <&flx1_clk>;
130
+					i2c-analog-filter;
131
+					i2c-digital-filter;
132
+					i2c-digital-filter-width-ns = <35>;
168133 					pinctrl-names = "default";
169134 					pinctrl-0 = <&pinctrl_mikrobus_i2c>;
170
-					atmel,fifo-size = <16>;
171135 					status = "okay";
172136 				};
173137 			};
174138 
175139 			shdwc@f8048010 {
176
-				atmel,shdwc-debouncer = <976>;
140
+				debounce-delay-us = <976>;
177141 				atmel,wakeup-rtc-timer;
178142 
179143 				input@0 {
....@@ -206,27 +170,17 @@
206170 				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
207171 				status = "disabled";
208172 
209
-				uart7: serial@200 {
210
-					compatible = "atmel,at91sam9260-usart";
211
-					reg = <0x200 0x200>;
212
-					interrupts = <22 IRQ_TYPE_LEVEL_HIGH 7>;
213
-					clocks = <&flx3_clk>;
214
-					clock-names = "usart";
173
+				uart8: serial@200 {
174
+					dmas = <0>, <0>;
215175 					pinctrl-names = "default";
216176 					pinctrl-0 = <&pinctrl_flx3_default>;
217
-					atmel,fifo-size = <32>;
218177 					status = "disabled"; /* Conflict with isc. */
219178 				};
220179 
221
-				spi2: spi@400 {
222
-					compatible = "atmel,at91rm9200-spi";
223
-					reg = <0x400 0x200>;
224
-					interrupts = <22 IRQ_TYPE_LEVEL_HIGH 7>;
225
-					clocks = <&flx3_clk>;
226
-					clock-names = "spi_clk";
180
+				spi5: spi@400 {
181
+					dmas = <0>, <0>;
227182 					pinctrl-names = "default";
228183 					pinctrl-0 = <&pinctrl_flx3_default>;
229
-					atmel,fifo-size = <16>;
230184 					status = "disabled"; /* Conflict with isc. */
231185 				};
232186 			};
....@@ -235,51 +189,43 @@
235189 				atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
236190 				status = "okay";
237191 
238
-				uart6: serial@200 {
239
-					compatible = "atmel,at91sam9260-usart";
240
-					reg = <0x200 0x200>;
241
-					interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>;
242
-					clocks = <&flx4_clk>;
243
-					clock-names = "usart";
192
+				uart9: serial@200 {
193
+					dmas = <0>, <0>;
244194 					pinctrl-names = "default";
245195 					pinctrl-0 = <&pinctrl_flx4_default>;
246
-					atmel,fifo-size = <32>;
247
-					status = "disabled"; /* Conflict with spi3 and i2c3. */
196
+					status = "disabled"; /* Conflict with spi6 and i2c6. */
248197 				};
249198 
250
-				spi3: spi@400 {
251
-					compatible = "atmel,at91rm9200-spi";
252
-					reg = <0x400 0x200>;
253
-					interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>;
254
-					clocks = <&flx4_clk>;
255
-					clock-names = "spi_clk";
199
+				spi6: spi@400 {
200
+					dmas = <0>, <0>;
256201 					pinctrl-names = "default";
257202 					pinctrl-0 = <&pinctrl_mikrobus_spi &pinctrl_mikrobus1_spi_cs &pinctrl_mikrobus2_spi_cs>;
258
-					atmel,fifo-size = <16>;
259
-					status = "okay"; /* Conflict with uart6 and i2c3. */
203
+					status = "okay"; /* Conflict with uart5 and i2c6. */
260204 				};
261205 
262
-				i2c3: i2c@600 {
263
-					compatible = "atmel,sama5d2-i2c";
264
-					reg = <0x600 0x200>;
265
-					interrupts = <23 IRQ_TYPE_LEVEL_HIGH 7>;
206
+				i2c6: i2c@600 {
266207 					dmas = <0>, <0>;
267
-					dma-names = "tx", "rx";
268
-					#address-cells = <1>;
269
-					#size-cells = <0>;
270
-					clocks = <&flx4_clk>;
271208 					pinctrl-names = "default";
272209 					pinctrl-0 = <&pinctrl_flx4_default>;
273
-					atmel,fifo-size = <16>;
274
-					status = "disabled"; /* Conflict with uart6 and spi3. */
210
+					status = "disabled"; /* Conflict with uart5 and spi6. */
275211 				};
276212 			};
277213 
278214 			i2c1: i2c@fc028000 {
279215 				dmas = <0>, <0>;
216
+				i2c-analog-filter;
217
+				i2c-digital-filter;
218
+				i2c-digital-filter-width-ns = <35>;
280219 				pinctrl-names = "default";
281220 				pinctrl-0 = <&pinctrl_i2c1_default>;
282221 				status = "okay";
222
+			};
223
+
224
+			adc: adc@fc030000 {
225
+				vddana-supply = <&vddana>;
226
+				vref-supply = <&advref>;
227
+
228
+				status = "disabled";
283229 			};
284230 
285231 			pinctrl@fc038000 {
....@@ -521,7 +467,7 @@
521467 		pb4 {
522468 			label = "USER";
523469 			gpios = <&pioA PIN_PA29 GPIO_ACTIVE_LOW>;
524
-			linux,code = <0x104>;
470
+			linux,code = <KEY_PROG1>;
525471 			wakeup-source;
526472 		};
527473 	};
....@@ -548,4 +494,39 @@
548494 			linux,default-trigger = "heartbeat";
549495 		};
550496 	};
497
+
498
+	vddin_3v3: fixed-regulator-vddin_3v3 {
499
+		compatible = "regulator-fixed";
500
+
501
+		regulator-name = "VDDIN_3V3";
502
+		regulator-min-microvolt = <3300000>;
503
+		regulator-max-microvolt = <3300000>;
504
+		regulator-always-on;
505
+		regulator-boot-on;
506
+		status = "okay";
507
+	};
508
+
509
+	vddana: fixed-regulator-vddana {
510
+		compatible = "regulator-fixed";
511
+
512
+		regulator-name = "VDDANA";
513
+		regulator-min-microvolt = <3300000>;
514
+		regulator-max-microvolt = <3300000>;
515
+		regulator-always-on;
516
+		regulator-boot-on;
517
+		vin-supply = <&vddin_3v3>;
518
+		status = "okay";
519
+	};
520
+
521
+	advref: fixed-regulator-advref {
522
+		compatible = "regulator-fixed";
523
+
524
+		regulator-name = "advref";
525
+		regulator-min-microvolt = <3300000>;
526
+		regulator-max-microvolt = <3300000>;
527
+		regulator-always-on;
528
+		regulator-boot-on;
529
+		vin-supply = <&vddana>;
530
+		status = "okay";
531
+	};
551532 };