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v6.2
  1// SPDX-License-Identifier: GPL-2.0-only
  2/*
  3 * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
  4 *
  5 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
  6 */
  7#include "at91sam9g20.dtsi"
  8#include <dt-bindings/input/input.h>
  9
 10/ {
 11
 12	chosen {
 13		bootargs = "mem=64M root=/dev/mtdblock5 rw rootfstype=ubifs";
 14		stdout-path = "serial0:115200n8";
 15	};
 16
 17	memory@20000000 {
 18		reg = <0x20000000 0x4000000>;
 19	};
 20
 21	clocks {
 22		slow_xtal {
 23			clock-frequency = <32768>;
 24		};
 25
 26		main_xtal {
 27			clock-frequency = <18432000>;
 28		};
 29	};
 30
 31	ahb {
 32		apb {
 33			pinctrl@fffff400 {
 34				board {
 35					pinctrl_pck0_as_mck: pck0_as_mck {
 36						atmel,pins =
 37							<AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;	/* PC1 periph B */
 38					};
 39
 40				};
 41
 42				usb1 {
 43					pinctrl_usb1_vbus_gpio: usb1_vbus_gpio {
 44						atmel,pins =
 45							<AT91_PIOC 5 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;	/* PC5 GPIO */
 46					};
 47				};
 48
 49				mmc0_slot1 {
 50					pinctrl_board_mmc0_slot1: mmc0_slot1-board {
 51						atmel,pins =
 52							<AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;	/* PC9 gpio CD pin pull up and deglitch */
 53					};
 54				};
 55			};
 56
 57			dbgu: serial@fffff200 {
 58				status = "okay";
 59			};
 60
 61			tcb0: timer@fffa0000 {
 62				timer@0 {
 63					compatible = "atmel,tcb-timer";
 64					reg = <0>, <1>;
 65				};
 66
 67				timer@2 {
 68					compatible = "atmel,tcb-timer";
 69					reg = <2>;
 70				};
 71			};
 72
 73			usart0: serial@fffb0000 {
 74				pinctrl-0 =
 75					<&pinctrl_usart0
 76					 &pinctrl_usart0_rts
 77					 &pinctrl_usart0_cts
 78					 &pinctrl_usart0_dtr_dsr
 79					 &pinctrl_usart0_dcd
 80					 &pinctrl_usart0_ri>;
 81				status = "okay";
 82			};
 83
 84			usart1: serial@fffb4000 {
 85				status = "okay";
 86			};
 87
 88			macb0: ethernet@fffc4000 {
 89				phy-mode = "rmii";
 90				status = "okay";
 91			};
 92
 93			usb1: gadget@fffa4000 {
 94				pinctrl-0 = <&pinctrl_usb1_vbus_gpio>;
 95				pinctrl-names = "default";
 96				atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
 97				status = "okay";
 98			};
 99
100			mmc0: mmc@fffa8000 {
101				pinctrl-0 = <
102					&pinctrl_board_mmc0_slot1
103					&pinctrl_mmc0_clk
104					&pinctrl_mmc0_slot1_cmd_dat0
105					&pinctrl_mmc0_slot1_dat1_3>;
106				pinctrl-names = "default";
107				status = "okay";
108				slot@1 {
109					reg = <1>;
110					bus-width = <4>;
111					cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
112				};
113			};
114
115			ssc0: ssc@fffbc000 {
116				status = "okay";
117				pinctrl-0 = <&pinctrl_ssc0_tx>;
118			};
119
120			spi0: spi@fffc8000 {
121				cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
122				flash@1 {
123					compatible = "atmel,at45", "atmel,dataflash";
124					spi-max-frequency = <50000000>;
125					reg = <1>;
126				};
127			};
128
129			shdwc@fffffd10 {
130				atmel,wakeup-counter = <10>;
131				atmel,wakeup-rtt-timer;
132			};
133
134			rtc@fffffd20 {
135				atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
136				status = "okay";
137			};
138
139			watchdog@fffffd40 {
140				status = "okay";
141			};
142
143			gpbr: syscon@fffffd50 {
144				status = "okay";
145			};
146		};
147
148		ebi: ebi@10000000 {
149			status = "okay";
150
151			nand_controller: nand-controller {
152				status = "okay";
153				pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
154				pinctrl-names = "default";
155
156				nand@3 {
157					reg = <0x3 0x0 0x800000>;
158					rb-gpios = <&pioC 13 GPIO_ACTIVE_HIGH>;
159					cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
160					nand-bus-width = <8>;
161					nand-ecc-mode = "soft";
162					nand-on-flash-bbt;
163					label = "atmel_nand";
164
165					partitions {
166						compatible = "fixed-partitions";
167						#address-cells = <1>;
168						#size-cells = <1>;
169
170						at91bootstrap@0 {
171							label = "at91bootstrap";
172							reg = <0x0 0x20000>;
173						};
174
175						barebox@20000 {
176							label = "barebox";
177							reg = <0x20000 0x40000>;
178						};
179
180						bareboxenv@60000 {
181							label = "bareboxenv";
182							reg = <0x60000 0x20000>;
183						};
184
185						bareboxenv2@80000 {
186							label = "bareboxenv2";
187							reg = <0x80000 0x20000>;
188						};
189
190						oftree@80000 {
191							label = "oftree";
192							reg = <0xa0000 0x20000>;
193						};
194
195						kernel@a0000 {
196							label = "kernel";
197							reg = <0xc0000 0x400000>;
198						};
199
200						rootfs@4a0000 {
201							label = "rootfs";
202							reg = <0x4c0000 0x7800000>;
203						};
204
205						data@7ca0000 {
206							label = "data";
207							reg = <0x7cc0000 0x8340000>;
208						};
209					};
210				};
211			};
212		};
213
214		usb0: ohci@500000 {
215			num-ports = <2>;
216			status = "okay";
217		};
218	};
219
220	i2c-gpio-0 {
221		status = "okay";
222
223		24c512@50 {
224			compatible = "atmel,24c512";
225			reg = <0x50>;
226			vcc-supply = <&reg_3v3>;
227		};
228
229		wm8731: wm8731@1b {
230			compatible = "wm8731";
231			reg = <0x1b>;
232
233			/* PCK0 at 12MHz */
234			clocks = <&pmc PMC_TYPE_SYSTEM 8>;
235			clock-names = "mclk";
236			assigned-clocks = <&pmc PMC_TYPE_SYSTEM 8>;
237			assigned-clock-rates = <12000000>;
238
239			HPVDD-supply = <&vcc_dac>;
240			AVDD-supply = <&vcc_dac>;
241			DCVDD-supply = <&reg_3v3>;
242			DBVDD-supply = <&reg_3v3>;
243		};
244	};
245
246	gpio-keys {
247		compatible = "gpio-keys";
248
249		button-3 {
250			label = "Button 3";
251			gpios = <&pioA 30 GPIO_ACTIVE_LOW>;
252			linux,code = <0x103>;
253			wakeup-source;
254		};
255
256		button-4 {
257			label = "Button 4";
258			gpios = <&pioA 31 GPIO_ACTIVE_LOW>;
259			linux,code = <KEY_PROG1>;
260			wakeup-source;
261		};
262	};
263
264	sound {
265		compatible = "atmel,at91sam9g20ek-wm8731-audio";
266		pinctrl-names = "default";
267		pinctrl-0 = <&pinctrl_pck0_as_mck>;
268
269		atmel,model = "wm8731 @ AT91SAMG20EK";
270
271		atmel,audio-routing =
272			"Ext Spk", "LHPOUT",
273			"Int Mic", "MICIN";
274
275		atmel,ssc-controller = <&ssc0>;
276		atmel,audio-codec = <&wm8731>;
277	};
278
279	reg_5v: fixedregulator0 {
280		compatible = "regulator-fixed";
281		regulator-name = "5V";
282		regulator-min-microvolt = <5000000>;
283		regulator-max-microvolt = <5000000>;
284	};
285
286	reg_3v3: fixedregulator1 {
287		compatible = "regulator-fixed";
288		regulator-name = "3V3";
289		vin-supply = <&reg_5v>;
290		regulator-min-microvolt = <3300000>;
291		regulator-max-microvolt = <3300000>;
292	};
293
294	reg_1v: fixedregulator2 {
295		compatible = "regulator-fixed";
296		regulator-name = "1V";
297		vin-supply = <&reg_5v>;
298		regulator-min-microvolt = <1000000>;
299		regulator-max-microvolt = <1000000>;
300	};
301
302	vcc_dac: fixedregulator3 {
303		compatible = "regulator-fixed";
304		regulator-name = "VCC_DAC";
305		vin-supply = <&reg_3v3>;
306		regulator-min-microvolt = <3300000>;
307		regulator-max-microvolt = <3300000>;
308	};
309};
v5.4
  1// SPDX-License-Identifier: GPL-2.0-only
  2/*
  3 * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
  4 *
  5 * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
  6 */
  7#include "at91sam9g20.dtsi"
 
  8
  9/ {
 10
 11	chosen {
 12		bootargs = "mem=64M root=/dev/mtdblock5 rw rootfstype=ubifs";
 13		stdout-path = "serial0:115200n8";
 14	};
 15
 16	memory {
 17		reg = <0x20000000 0x4000000>;
 18	};
 19
 20	clocks {
 21		slow_xtal {
 22			clock-frequency = <32768>;
 23		};
 24
 25		main_xtal {
 26			clock-frequency = <18432000>;
 27		};
 28	};
 29
 30	ahb {
 31		apb {
 32			pinctrl@fffff400 {
 33				board {
 34					pinctrl_pck0_as_mck: pck0_as_mck {
 35						atmel,pins =
 36							<AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;	/* PC1 periph B */
 37					};
 38
 39				};
 40
 
 
 
 
 
 
 
 41				mmc0_slot1 {
 42					pinctrl_board_mmc0_slot1: mmc0_slot1-board {
 43						atmel,pins =
 44							<AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;	/* PC9 gpio CD pin pull up and deglitch */
 45					};
 46				};
 47			};
 48
 49			dbgu: serial@fffff200 {
 50				status = "okay";
 51			};
 52
 53			tcb0: timer@fffa0000 {
 54				timer@0 {
 55					compatible = "atmel,tcb-timer";
 56					reg = <0>, <1>;
 57				};
 58
 59				timer@2 {
 60					compatible = "atmel,tcb-timer";
 61					reg = <2>;
 62				};
 63			};
 64
 65			usart0: serial@fffb0000 {
 66				pinctrl-0 =
 67					<&pinctrl_usart0
 68					 &pinctrl_usart0_rts
 69					 &pinctrl_usart0_cts
 70					 &pinctrl_usart0_dtr_dsr
 71					 &pinctrl_usart0_dcd
 72					 &pinctrl_usart0_ri>;
 73				status = "okay";
 74			};
 75
 76			usart1: serial@fffb4000 {
 77				status = "okay";
 78			};
 79
 80			macb0: ethernet@fffc4000 {
 81				phy-mode = "rmii";
 82				status = "okay";
 83			};
 84
 85			usb1: gadget@fffa4000 {
 
 
 86				atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
 87				status = "okay";
 88			};
 89
 90			mmc0: mmc@fffa8000 {
 91				pinctrl-0 = <
 92					&pinctrl_board_mmc0_slot1
 93					&pinctrl_mmc0_clk
 94					&pinctrl_mmc0_slot1_cmd_dat0
 95					&pinctrl_mmc0_slot1_dat1_3>;
 
 96				status = "okay";
 97				slot@1 {
 98					reg = <1>;
 99					bus-width = <4>;
100					cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
101				};
102			};
103
104			ssc0: ssc@fffbc000 {
105				status = "okay";
106				pinctrl-0 = <&pinctrl_ssc0_tx>;
107			};
108
109			spi0: spi@fffc8000 {
110				cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
111				mtd_dataflash@1 {
112					compatible = "atmel,at45", "atmel,dataflash";
113					spi-max-frequency = <50000000>;
114					reg = <1>;
115				};
116			};
117
118			shdwc@fffffd10 {
119				atmel,wakeup-counter = <10>;
120				atmel,wakeup-rtt-timer;
121			};
122
123			rtc@fffffd20 {
124				atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
125				status = "okay";
126			};
127
128			watchdog@fffffd40 {
129				status = "okay";
130			};
131
132			gpbr: syscon@fffffd50 {
133				status = "okay";
134			};
135		};
136
137		ebi: ebi@10000000 {
138			status = "okay";
139
140			nand_controller: nand-controller {
141				status = "okay";
142				pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
143				pinctrl-names = "default";
144
145				nand@3 {
146					reg = <0x3 0x0 0x800000>;
147					rb-gpios = <&pioC 13 GPIO_ACTIVE_HIGH>;
148					cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
149					nand-bus-width = <8>;
150					nand-ecc-mode = "soft";
151					nand-on-flash-bbt;
152					label = "atmel_nand";
153
154					partitions {
155						compatible = "fixed-partitions";
156						#address-cells = <1>;
157						#size-cells = <1>;
158
159						at91bootstrap@0 {
160							label = "at91bootstrap";
161							reg = <0x0 0x20000>;
162						};
163
164						barebox@20000 {
165							label = "barebox";
166							reg = <0x20000 0x40000>;
167						};
168
169						bareboxenv@60000 {
170							label = "bareboxenv";
171							reg = <0x60000 0x20000>;
172						};
173
174						bareboxenv2@80000 {
175							label = "bareboxenv2";
176							reg = <0x80000 0x20000>;
177						};
178
179						oftree@80000 {
180							label = "oftree";
181							reg = <0xa0000 0x20000>;
182						};
183
184						kernel@a0000 {
185							label = "kernel";
186							reg = <0xc0000 0x400000>;
187						};
188
189						rootfs@4a0000 {
190							label = "rootfs";
191							reg = <0x4c0000 0x7800000>;
192						};
193
194						data@7ca0000 {
195							label = "data";
196							reg = <0x7cc0000 0x8340000>;
197						};
198					};
199				};
200			};
201		};
202
203		usb0: ohci@500000 {
204			num-ports = <2>;
205			status = "okay";
206		};
207	};
208
209	i2c-gpio-0 {
210		status = "okay";
211
212		24c512@50 {
213			compatible = "atmel,24c512";
214			reg = <0x50>;
 
215		};
216
217		wm8731: wm8731@1b {
218			compatible = "wm8731";
219			reg = <0x1b>;
 
 
 
 
 
 
 
 
 
 
 
220		};
221	};
222
223	gpio_keys {
224		compatible = "gpio-keys";
225
226		btn3 {
227			label = "Button 3";
228			gpios = <&pioA 30 GPIO_ACTIVE_LOW>;
229			linux,code = <0x103>;
230			wakeup-source;
231		};
232
233		btn4 {
234			label = "Button 4";
235			gpios = <&pioA 31 GPIO_ACTIVE_LOW>;
236			linux,code = <0x104>;
237			wakeup-source;
238		};
239	};
240
241	sound {
242		compatible = "atmel,at91sam9g20ek-wm8731-audio";
243		pinctrl-names = "default";
244		pinctrl-0 = <&pinctrl_pck0_as_mck>;
245
246		atmel,model = "wm8731 @ AT91SAMG20EK";
247
248		atmel,audio-routing =
249			"Ext Spk", "LHPOUT",
250			"Int Mic", "MICIN";
251
252		atmel,ssc-controller = <&ssc0>;
253		atmel,audio-codec = <&wm8731>;
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
254	};
255};