Linux Audio

Check our new training course

Real-Time Linux with PREEMPT_RT training

Feb 18-20, 2025
Register
Loading...
v4.17
  1/*
  2 * Copyright 2015 Jelle de Jong <jelledejong@powercraft.nl>
  3 *
  4 * This file is dual-licensed: you can use it either under the terms
  5 * of the GPL or the X11 license, at your option. Note that this dual
  6 * licensing only applies to this file, and not this project as a
  7 * whole.
  8 *
  9 *  a) This file is free software; you can redistribute it and/or
 10 *     modify it under the terms of the GNU General Public License as
 11 *     published by the Free Software Foundation; either version 2 of the
 12 *     License, or (at your option) any later version.
 13 *
 14 *     This file is distributed in the hope that it will be useful,
 15 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 16 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 17 *     GNU General Public License for more details.
 18 *
 19 * Or, alternatively,
 20 *
 21 *  b) Permission is hereby granted, free of charge, to any person
 22 *     obtaining a copy of this software and associated documentation
 23 *     files (the "Software"), to deal in the Software without
 24 *     restriction, including without limitation the rights to use,
 25 *     copy, modify, merge, publish, distribute, sublicense, and/or
 26 *     sell copies of the Software, and to permit persons to whom the
 27 *     Software is furnished to do so, subject to the following
 28 *     conditions:
 29 *
 30 *     The above copyright notice and this permission notice shall be
 31 *     included in all copies or substantial portions of the Software.
 32 *
 33 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 34 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 35 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 36 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 37 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 38 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 39 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 40 *     OTHER DEALINGS IN THE SOFTWARE.
 41 */
 42
 43/dts-v1/;
 44#include "sun7i-a20.dtsi"
 45#include "sunxi-common-regulators.dtsi"
 46
 47#include <dt-bindings/gpio/gpio.h>
 48#include <dt-bindings/interrupt-controller/irq.h>
 49
 50/ {
 51	model = "Lamobo R1";
 52	compatible = "lamobo,lamobo-r1", "allwinner,sun7i-a20";
 53
 54	aliases {
 55		serial0 = &uart0;
 56		serial1 = &uart3;
 57		serial2 = &uart7;
 58	};
 59
 60	chosen {
 61		stdout-path = "serial0:115200n8";
 62	};
 63
 64	hdmi-connector {
 65		compatible = "hdmi-connector";
 66		type = "a";
 67
 68		port {
 69			hdmi_con_in: endpoint {
 70				remote-endpoint = <&hdmi_out_con>;
 71			};
 72		};
 73	};
 74
 75	leds {
 76		compatible = "gpio-leds";
 77		pinctrl-names = "default";
 78		pinctrl-0 = <&led_pins_lamobo_r1>;
 79
 80		green {
 81			label = "lamobo_r1:green:usr";
 82			gpios = <&pio 7 24 GPIO_ACTIVE_HIGH>;
 83		};
 84	};
 85
 86	reg_gmac_3v3: gmac-3v3 {
 87		compatible = "regulator-fixed";
 88		pinctrl-names = "default";
 89		pinctrl-0 = <&gmac_power_pin_lamobo_r1>;
 90		regulator-name = "gmac-3v3";
 91		regulator-min-microvolt = <3300000>;
 92		regulator-max-microvolt = <3300000>;
 93		startup-delay-us = <100000>;
 94		enable-active-high;
 95		gpio = <&pio 7 23 GPIO_ACTIVE_HIGH>; /* PH23 */
 96	};
 97};
 98
 99&ahci {
100	target-supply = <&reg_ahci_5v>;
101	status = "okay";
102};
103
104&codec {
105	status = "okay";
106};
107
108&cpu0 {
109	cpu-supply = <&reg_dcdc2>;
110};
111
112&de {
113	status = "okay";
114};
115
116&ehci0 {
117	status = "okay";
118};
119
120&ehci1 {
121	status = "okay";
122};
123
124&gmac {
125	pinctrl-names = "default";
126	pinctrl-0 = <&gmac_pins_rgmii_a>;
127	phy-mode = "rgmii";
128	phy-supply = <&reg_gmac_3v3>;
129	status = "okay";
130
131	fixed-link {
132		speed = <1000>;
133		full-duplex;
134	};
135
136	mdio {
137		compatible = "snps,dwmac-mdio";
138		#address-cells = <1>;
139		#size-cells = <0>;
140
141		switch: ethernet-switch@1e {
142			compatible = "brcm,bcm53125";
143			reg = <30>;
144			#address-cells = <1>;
145			#size-cells = <0>;
146
147			ports {
148				#address-cells = <1>;
149				#size-cells = <0>;
150
151				port0: port@0 {
152					reg = <0>;
153					label = "lan2";
154				};
155
156				port1: port@1 {
157					reg = <1>;
158					label = "lan3";
159				};
160
161				port2: port@2 {
162					reg = <2>;
163					label = "lan4";
164				};
165
166				port3: port@3 {
167					reg = <3>;
168					label = "wan";
169				};
170
171				port4: port@4 {
172					reg = <4>;
173					label = "lan1";
174				};
175
176				port8: port@8 {
177					reg = <8>;
178					label = "cpu";
179					ethernet = <&gmac>;
180					phy-mode = "rgmii-txid";
181					fixed-link {
182						speed = <1000>;
183						full-duplex;
184					};
185				};
186			};
187		};
188	};
189};
190
191&hdmi {
192	status = "okay";
193};
194
195&hdmi_out {
196	hdmi_out_con: endpoint {
197		remote-endpoint = <&hdmi_con_in>;
198	};
199};
200
201&i2c0 {
202	pinctrl-names = "default";
203	pinctrl-0 = <&i2c0_pins_a>;
204	status = "okay";
205
206	axp209: pmic@34 {
207		reg = <0x34>;
208		interrupt-parent = <&nmi_intc>;
209		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
210	};
211};
212
213&i2c2 {
214	pinctrl-names = "default";
215	pinctrl-0 = <&i2c2_pins_a>;
216	status = "okay";
217};
218
219&ir0 {
220	pinctrl-names = "default";
221	pinctrl-0 = <&ir0_rx_pins_a>;
222	status = "okay";
223};
224
225&mmc0 {
226	pinctrl-names = "default";
227	pinctrl-0 = <&mmc0_pins_a>, <&mmc0_cd_pin_lamobo_r1>;
228	vmmc-supply = <&reg_vcc3v3>;
229	bus-width = <4>;
230	cd-gpios = <&pio 7 10 GPIO_ACTIVE_LOW>; /* PH10 */
231	status = "okay";
232};
233
234&ohci0 {
235	status = "okay";
236};
237
238&otg_sram {
239	status = "okay";
240};
241
242&pio {
243	usb0_id_detect_pin: usb0_id_detect_pin@0 {
244		pins = "PH4";
245		function = "gpio_in";
246		bias-pull-up;
247	};
248
249	mmc0_cd_pin_lamobo_r1: mmc0_cd_pin@0 {
250		pins = "PH10";
251		function = "gpio_in";
252		bias-pull-up;
253	};
254
255	gmac_power_pin_lamobo_r1: gmac_power_pin@0 {
256		pins = "PH23";
257		function = "gpio_out";
258	};
259
260	led_pins_lamobo_r1: led_pins@0 {
261		pins = "PH24";
262		function = "gpio_out";
263	};
264};
265
266#include "axp209.dtsi"
267
268&ac_power_supply {
269	status = "okay";
270};
271
272&battery_power_supply {
273	status = "okay";
274};
275
276&reg_ahci_5v {
277	gpio = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
278	status = "okay";
279};
280
281&reg_dcdc2 {
282	regulator-always-on;
283	regulator-min-microvolt = <1000000>;
284	regulator-max-microvolt = <1400000>;
285	regulator-name = "vdd-cpu";
286};
287
288&reg_dcdc3 {
289	regulator-always-on;
290	regulator-min-microvolt = <1000000>;
291	regulator-max-microvolt = <1400000>;
292	regulator-name = "vdd-int-dll";
293};
294
295&reg_ldo1 {
296	regulator-name = "vdd-rtc";
297};
298
299&reg_ldo2 {
300	regulator-always-on;
301	regulator-min-microvolt = <3000000>;
302	regulator-max-microvolt = <3000000>;
303	regulator-name = "avcc";
304};
305
306&reg_usb0_vbus {
307	status = "okay";
308};
309
310&reg_usb2_vbus {
311	gpio = <&pio 7 12 GPIO_ACTIVE_HIGH>; /* PH12 */
312	status = "okay";
313};
314
315&spi0 {
316	pinctrl-names = "default";
317	pinctrl-0 = <&spi0_pins_a>,
318		    <&spi0_cs0_pins_a>,
319		    <&spi0_cs1_pins_a>;
320	status = "okay";
321};
322
323&uart0 {
324	pinctrl-names = "default";
325	pinctrl-0 = <&uart0_pins_a>;
326	status = "okay";
327};
328
329&uart3 {
330	pinctrl-names = "default";
331	pinctrl-0 = <&uart3_pins_b>;
332	status = "okay";
333};
334
335&uart7 {
336	pinctrl-names = "default";
337	pinctrl-0 = <&uart7_pins_a>;
338	status = "okay";
339};
340
341&usb_otg {
342	dr_mode = "otg";
343	status = "okay";
344};
345
346&usb_power_supply {
347	status = "okay";
348};
349
350&usbphy {
351	pinctrl-names = "default";
352	pinctrl-0 = <&usb0_id_detect_pin>;
353	usb0_id_det-gpio = <&pio 7 4 GPIO_ACTIVE_HIGH>; /* PH4 */
354	usb0_vbus_power-supply = <&usb_power_supply>;
355	usb0_vbus-supply = <&reg_usb0_vbus>;
356	usb2_vbus-supply = <&reg_usb2_vbus>;
357	status = "okay";
358};
v5.14.15
  1/*
  2 * Copyright 2015 Jelle de Jong <jelledejong@powercraft.nl>
  3 *
  4 * This file is dual-licensed: you can use it either under the terms
  5 * of the GPL or the X11 license, at your option. Note that this dual
  6 * licensing only applies to this file, and not this project as a
  7 * whole.
  8 *
  9 *  a) This file is free software; you can redistribute it and/or
 10 *     modify it under the terms of the GNU General Public License as
 11 *     published by the Free Software Foundation; either version 2 of the
 12 *     License, or (at your option) any later version.
 13 *
 14 *     This file is distributed in the hope that it will be useful,
 15 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
 16 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 17 *     GNU General Public License for more details.
 18 *
 19 * Or, alternatively,
 20 *
 21 *  b) Permission is hereby granted, free of charge, to any person
 22 *     obtaining a copy of this software and associated documentation
 23 *     files (the "Software"), to deal in the Software without
 24 *     restriction, including without limitation the rights to use,
 25 *     copy, modify, merge, publish, distribute, sublicense, and/or
 26 *     sell copies of the Software, and to permit persons to whom the
 27 *     Software is furnished to do so, subject to the following
 28 *     conditions:
 29 *
 30 *     The above copyright notice and this permission notice shall be
 31 *     included in all copies or substantial portions of the Software.
 32 *
 33 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
 34 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
 35 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
 36 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
 37 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
 38 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
 39 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
 40 *     OTHER DEALINGS IN THE SOFTWARE.
 41 */
 42
 43/dts-v1/;
 44#include "sun7i-a20.dtsi"
 45#include "sunxi-common-regulators.dtsi"
 46
 47#include <dt-bindings/gpio/gpio.h>
 48#include <dt-bindings/interrupt-controller/irq.h>
 49
 50/ {
 51	model = "Lamobo R1";
 52	compatible = "lamobo,lamobo-r1", "allwinner,sun7i-a20";
 53
 54	aliases {
 55		serial0 = &uart0;
 56		serial1 = &uart3;
 57		serial2 = &uart7;
 58	};
 59
 60	chosen {
 61		stdout-path = "serial0:115200n8";
 62	};
 63
 64	hdmi-connector {
 65		compatible = "hdmi-connector";
 66		type = "a";
 67
 68		port {
 69			hdmi_con_in: endpoint {
 70				remote-endpoint = <&hdmi_out_con>;
 71			};
 72		};
 73	};
 74
 75	leds {
 76		compatible = "gpio-leds";
 
 
 77
 78		led {
 79			label = "lamobo_r1:green:usr";
 80			gpios = <&pio 7 24 GPIO_ACTIVE_HIGH>;
 81		};
 82	};
 83
 84	reg_gmac_3v3: gmac-3v3 {
 85		compatible = "regulator-fixed";
 
 
 86		regulator-name = "gmac-3v3";
 87		regulator-min-microvolt = <3300000>;
 88		regulator-max-microvolt = <3300000>;
 89		startup-delay-us = <100000>;
 90		enable-active-high;
 91		gpio = <&pio 7 23 GPIO_ACTIVE_HIGH>; /* PH23 */
 92	};
 93};
 94
 95&ahci {
 96	target-supply = <&reg_ahci_5v>;
 97	status = "okay";
 98};
 99
100&codec {
101	status = "okay";
102};
103
104&cpu0 {
105	cpu-supply = <&reg_dcdc2>;
106};
107
108&de {
109	status = "okay";
110};
111
112&ehci0 {
113	status = "okay";
114};
115
116&ehci1 {
117	status = "okay";
118};
119
120&gmac {
121	pinctrl-names = "default";
122	pinctrl-0 = <&gmac_rgmii_pins>;
123	phy-mode = "rgmii";
124	phy-supply = <&reg_gmac_3v3>;
125	status = "okay";
126
127	fixed-link {
128		speed = <1000>;
129		full-duplex;
130	};
131
132	mdio {
133		compatible = "snps,dwmac-mdio";
134		#address-cells = <1>;
135		#size-cells = <0>;
136
137		switch: ethernet-switch@1e {
138			compatible = "brcm,bcm53125";
139			reg = <30>;
 
 
140
141			ports {
142				#address-cells = <1>;
143				#size-cells = <0>;
144
145				port0: port@0 {
146					reg = <0>;
147					label = "lan2";
148				};
149
150				port1: port@1 {
151					reg = <1>;
152					label = "lan3";
153				};
154
155				port2: port@2 {
156					reg = <2>;
157					label = "lan4";
158				};
159
160				port3: port@3 {
161					reg = <3>;
162					label = "wan";
163				};
164
165				port4: port@4 {
166					reg = <4>;
167					label = "lan1";
168				};
169
170				port8: port@8 {
171					reg = <8>;
172					label = "cpu";
173					ethernet = <&gmac>;
174					phy-mode = "rgmii-txid";
175					fixed-link {
176						speed = <1000>;
177						full-duplex;
178					};
179				};
180			};
181		};
182	};
183};
184
185&hdmi {
186	status = "okay";
187};
188
189&hdmi_out {
190	hdmi_out_con: endpoint {
191		remote-endpoint = <&hdmi_con_in>;
192	};
193};
194
195&i2c0 {
 
 
196	status = "okay";
197
198	axp209: pmic@34 {
199		reg = <0x34>;
200		interrupt-parent = <&nmi_intc>;
201		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
202	};
203};
204
205&i2c2 {
 
 
206	status = "okay";
207};
208
209&ir0 {
210	pinctrl-names = "default";
211	pinctrl-0 = <&ir0_rx_pin>;
212	status = "okay";
213};
214
215&mmc0 {
 
 
216	vmmc-supply = <&reg_vcc3v3>;
217	bus-width = <4>;
218	cd-gpios = <&pio 7 10 GPIO_ACTIVE_LOW>; /* PH10 */
219	status = "okay";
220};
221
222&ohci0 {
223	status = "okay";
224};
225
226&otg_sram {
227	status = "okay";
228};
229
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
230#include "axp209.dtsi"
231
232&ac_power_supply {
233	status = "okay";
234};
235
236&battery_power_supply {
237	status = "okay";
238};
239
240&reg_ahci_5v {
241	gpio = <&pio 1 3 GPIO_ACTIVE_HIGH>; /* PB3 */
242	status = "okay";
243};
244
245&reg_dcdc2 {
246	regulator-always-on;
247	regulator-min-microvolt = <1000000>;
248	regulator-max-microvolt = <1400000>;
249	regulator-name = "vdd-cpu";
250};
251
252&reg_dcdc3 {
253	regulator-always-on;
254	regulator-min-microvolt = <1000000>;
255	regulator-max-microvolt = <1400000>;
256	regulator-name = "vdd-int-dll";
257};
258
259&reg_ldo1 {
260	regulator-name = "vdd-rtc";
261};
262
263&reg_ldo2 {
264	regulator-always-on;
265	regulator-min-microvolt = <3000000>;
266	regulator-max-microvolt = <3000000>;
267	regulator-name = "avcc";
268};
269
270&reg_usb0_vbus {
271	status = "okay";
272};
273
274&reg_usb2_vbus {
275	gpio = <&pio 7 12 GPIO_ACTIVE_HIGH>; /* PH12 */
276	status = "okay";
277};
278
279&spi0 {
280	pinctrl-names = "default";
281	pinctrl-0 = <&spi0_pi_pins>,
282		    <&spi0_cs0_pi_pin>,
283		    <&spi0_cs1_pi_pin>;
284	status = "okay";
285};
286
287&uart0 {
288	pinctrl-names = "default";
289	pinctrl-0 = <&uart0_pb_pins>;
290	status = "okay";
291};
292
293&uart3 {
294	pinctrl-names = "default";
295	pinctrl-0 = <&uart3_ph_pins>;
296	status = "okay";
297};
298
299&uart7 {
300	pinctrl-names = "default";
301	pinctrl-0 = <&uart7_pi_pins>;
302	status = "okay";
303};
304
305&usb_otg {
306	dr_mode = "otg";
307	status = "okay";
308};
309
310&usb_power_supply {
311	status = "okay";
312};
313
314&usbphy {
315	usb0_id_det-gpios = <&pio 7 4 (GPIO_ACTIVE_HIGH | GPIO_PULL_UP)>; /* PH4 */
 
 
316	usb0_vbus_power-supply = <&usb_power_supply>;
317	usb0_vbus-supply = <&reg_usb0_vbus>;
318	usb2_vbus-supply = <&reg_usb2_vbus>;
319	status = "okay";
320};