• Home
  • Line#
  • Scopes#
  • Navigate#
  • Raw
  • Download
1/*
2 * Copyright (C) 2017 Touchless Biometric Systems AG
3 * Tomas Novotny <tomas@novotny.cz>
4 *
5 * This file is dual-licensed: you can use it either under the terms
6 * of the GPL or the X11 license, at your option. Note that this dual
7 * licensing only applies to this file, and not this project as a
8 * whole.
9 *
10 *  a) This file is free software; you can redistribute it and/or
11 *     modify it under the terms of the GNU General Public License as
12 *     published by the Free Software Foundation; either version 2 of the
13 *     License, or (at your option) any later version.
14 *
15 *     This file is distributed in the hope that it will be useful,
16 *     but WITHOUT ANY WARRANTY; without even the implied warranty of
17 *     MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
18 *     GNU General Public License for more details.
19 *
20 * Or, alternatively,
21 *
22 *  b) Permission is hereby granted, free of charge, to any person
23 *     obtaining a copy of this software and associated documentation
24 *     files (the "Software"), to deal in the Software without
25 *     restriction, including without limitation the rights to use,
26 *     copy, modify, merge, publish, distribute, sublicense, and/or
27 *     sell copies of the Software, and to permit persons to whom the
28 *     Software is furnished to do so, subject to the following
29 *     conditions:
30 *
31 *     The above copyright notice and this permission notice shall be
32 *     included in all copies or substantial portions of the Software.
33 *
34 *     THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
35 *     EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
36 *     OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
37 *     NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
38 *     HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
39 *     WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
40 *     FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
41 *     OTHER DEALINGS IN THE SOFTWARE.
42 */
43
44/dts-v1/;
45#include "sun8i-a83t.dtsi"
46
47#include <dt-bindings/gpio/gpio.h>
48#include <dt-bindings/pwm/pwm.h>
49
50/ {
51	model = "TBS A711 Tablet";
52	compatible = "tbs-biometrics,a711", "allwinner,sun8i-a83t";
53
54	aliases {
55		serial0 = &uart0;
56		serial1 = &uart1;
57	};
58
59	chosen {
60		stdout-path = "serial0:115200n8";
61	};
62
63	backlight: backlight {
64		compatible = "pwm-backlight";
65		pwms = <&pwm 0 50000 PWM_POLARITY_INVERTED>;
66		enable-gpios = <&pio 3 29 GPIO_ACTIVE_HIGH>;
67
68		brightness-levels = <0 1 2 4 8 16 32 64 128 255>;
69		default-brightness-level = <9>;
70	};
71
72	panel {
73		compatible = "tbs,a711-panel", "panel-lvds";
74		backlight = <&backlight>;
75		power-supply = <&reg_sw>;
76
77		width-mm = <153>;
78		height-mm = <90>;
79		data-mapping = "vesa-24";
80
81		panel-timing {
82			/* 1024x600 @60Hz */
83			clock-frequency = <52000000>;
84			hactive = <1024>;
85			vactive = <600>;
86			hsync-len = <20>;
87			hfront-porch = <180>;
88			hback-porch = <160>;
89			vfront-porch = <12>;
90			vback-porch = <23>;
91			vsync-len = <5>;
92		};
93
94		port {
95			panel_input: endpoint {
96				remote-endpoint = <&tcon0_out_lcd>;
97			};
98		};
99	};
100
101	reg_vbat: reg-vbat {
102		compatible = "regulator-fixed";
103		regulator-name = "vbat";
104		regulator-min-microvolt = <3700000>;
105		regulator-max-microvolt = <3700000>;
106	};
107
108	reg_vmain: reg-vmain {
109		compatible = "regulator-fixed";
110		regulator-name = "vmain";
111		regulator-min-microvolt = <5000000>;
112		regulator-max-microvolt = <5000000>;
113		gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>;
114		enable-active-high;
115		vin-supply = <&reg_vbat>;
116	};
117
118	wifi_pwrseq: wifi_pwrseq {
119		compatible = "mmc-pwrseq-simple";
120		reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* PL2 WL-PMU-EN */
121
122		/*
123		 * This is actually Bluetooth's clock, but we have to
124		 * hook it up somewheere
125		 */
126		clocks = <&ac100_rtc 1>;
127		clock-names = "ext_clock";
128	};
129};
130
131&cpu0 {
132	cpu-supply = <&reg_dcdc2>;
133};
134
135&cpu100 {
136	cpu-supply = <&reg_dcdc3>;
137};
138
139&de {
140	status = "okay";
141};
142
143/*
144 * An USB-2 hub is connected here, which also means we don't need to
145 * enable the OHCI controller.
146 */
147&ehci0 {
148	status = "okay";
149};
150
151/*
152 * There's a modem connected here that needs to be initialised before
153 * being able to be enumerated.
154 */
155&ehci1 {
156	status = "okay";
157};
158
159&mmc0 {
160	vmmc-supply = <&reg_dcdc1>;
161	pinctrl-names = "default";
162	pinctrl-0 = <&mmc0_pins>;
163	cd-gpios = <&pio 5 6 GPIO_ACTIVE_LOW>;
164	status = "okay";
165};
166
167&mmc1 {
168	mmc-pwrseq = <&wifi_pwrseq>;
169	bus-width = <4>;
170	vmmc-supply = <&reg_dldo1>;
171	vqmmc-supply = <&reg_dldo1>;
172	non-removable;
173	wakeup-source;
174	keep-power-in-suspend;
175	status = "okay";
176
177	brcmf: wifi@1 {
178		reg = <1>;
179		compatible = "brcm,bcm4329-fmac";
180		interrupt-parent = <&r_pio>;
181		interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>; /* PL3 WL_WAKE_UP */
182		interrupt-names = "host-wake";
183	};
184};
185
186&mmc2 {
187	pinctrl-0 = <&mmc2_8bit_emmc_pins>;
188	pinctrl-names = "default";
189	vmmc-supply = <&reg_dcdc1>;
190	vqmmc-supply = <&reg_dcdc1>;
191	bus-width = <8>;
192	non-removable;
193	cap-mmc-hw-reset;
194	status = "okay";
195};
196
197&pwm {
198	pinctrl-names = "default";
199	pinctrl-0 = <&pwm_pin>;
200	status = "okay";
201};
202
203&r_rsb {
204	status = "okay";
205
206	axp81x: pmic@3a3 {
207		compatible = "x-powers,axp813";
208		reg = <0x3a3>;
209		interrupt-parent = <&r_intc>;
210		interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
211		swin-supply = <&reg_dcdc1>;
212		x-powers,drive-vbus-en;
213	};
214
215	ac100: codec@e89 {
216		compatible = "x-powers,ac100";
217		reg = <0xe89>;
218
219		ac100_codec: codec {
220			compatible = "x-powers,ac100-codec";
221			interrupt-parent = <&r_pio>;
222			interrupts = <0 12 IRQ_TYPE_LEVEL_LOW>; /* PL12 */
223			#clock-cells = <0>;
224			clock-output-names = "4M_adda";
225		};
226
227		ac100_rtc: rtc {
228			compatible = "x-powers,ac100-rtc";
229			interrupt-parent = <&r_intc>;
230			interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
231			clocks = <&ac100_codec>;
232			#clock-cells = <1>;
233			clock-output-names = "cko1_rtc",
234					     "cko2_rtc",
235					     "cko3_rtc";
236		};
237	};
238
239};
240
241#include "axp81x.dtsi"
242
243&battery_power_supply {
244	status = "okay";
245};
246
247&reg_aldo1 {
248	regulator-min-microvolt = <1800000>;
249	regulator-max-microvolt = <1800000>;
250	regulator-name = "vcc-1.8";
251};
252
253&reg_aldo2 {
254	regulator-min-microvolt = <1800000>;
255	regulator-max-microvolt = <1800000>;
256	regulator-always-on;
257	regulator-name = "vdd-drampll";
258};
259
260&reg_aldo3 {
261	regulator-min-microvolt = <3000000>;
262	regulator-max-microvolt = <3000000>;
263	regulator-always-on;
264	regulator-name = "avcc";
265};
266
267&reg_dcdc1 {
268	regulator-min-microvolt = <3100000>;
269	regulator-max-microvolt = <3100000>;
270	regulator-always-on;
271	regulator-name = "vcc-io";
272};
273
274&reg_dcdc2 {
275	regulator-min-microvolt = <700000>;
276	regulator-max-microvolt = <1100000>;
277	regulator-always-on;
278	regulator-name = "vdd-cpu-A";
279};
280
281&reg_dcdc3 {
282	regulator-min-microvolt = <700000>;
283	regulator-max-microvolt = <1100000>;
284	regulator-always-on;
285	regulator-name = "vdd-cpu-B";
286};
287
288&reg_dcdc4 {
289	regulator-min-microvolt = <700000>;
290	regulator-max-microvolt = <1100000>;
291	regulator-name = "vdd-gpu";
292};
293
294&reg_dcdc5 {
295	regulator-min-microvolt = <1200000>;
296	regulator-max-microvolt = <1500000>;
297	regulator-always-on;
298	regulator-name = "vcc-dram";
299};
300
301&reg_dcdc6 {
302	regulator-min-microvolt = <900000>;
303	regulator-max-microvolt = <900000>;
304	regulator-always-on;
305	regulator-name = "vdd-sys";
306};
307
308&reg_dldo1 {
309	regulator-min-microvolt = <3100000>;
310	regulator-max-microvolt = <3100000>;
311	regulator-name = "vcc-wifi-io";
312};
313
314&reg_dldo2 {
315	regulator-min-microvolt = <2800000>;
316	regulator-max-microvolt = <4200000>;
317	regulator-name = "vcc-mipi";
318};
319
320&reg_dldo3 {
321	regulator-min-microvolt = <1800000>;
322	regulator-max-microvolt = <1800000>;
323	regulator-name = "vdd-csi";
324};
325
326&reg_dldo4 {
327	regulator-min-microvolt = <2800000>;
328	regulator-max-microvolt = <2800000>;
329	regulator-name = "avdd-csi";
330};
331
332&reg_drivevbus {
333	regulator-name = "usb0-vbus";
334	status = "okay";
335};
336
337&reg_eldo1 {
338	regulator-min-microvolt = <1200000>;
339	regulator-max-microvolt = <1800000>;
340	regulator-name = "dvdd-csi-r";
341};
342
343&reg_eldo2 {
344	regulator-min-microvolt = <1800000>;
345	regulator-max-microvolt = <1800000>;
346	regulator-name = "vcc-dsi";
347};
348
349&reg_eldo3 {
350	regulator-min-microvolt = <1200000>;
351	regulator-max-microvolt = <1800000>;
352	regulator-name = "dvdd-csi-f";
353};
354
355&reg_fldo1 {
356	regulator-min-microvolt = <1200000>;
357	regulator-max-microvolt = <1200000>;
358	regulator-name = "vcc-hsic";
359};
360
361&reg_fldo2 {
362	regulator-min-microvolt = <700000>;
363	regulator-max-microvolt = <1100000>;
364	regulator-always-on;
365	regulator-name = "vdd-cpus";
366};
367
368&reg_ldo_io0 {
369	regulator-min-microvolt = <3100000>;
370	regulator-max-microvolt = <3100000>;
371	regulator-name = "vcc-ctp";
372	status = "okay";
373};
374
375&reg_ldo_io1 {
376	regulator-min-microvolt = <3100000>;
377	regulator-max-microvolt = <3100000>;
378	regulator-name = "vcc-vb";
379	status = "okay";
380};
381
382&reg_sw {
383	regulator-min-microvolt = <3100000>;
384	regulator-max-microvolt = <3100000>;
385	regulator-name = "vcc-lcd";
386};
387
388&tcon0 {
389	pinctrl-names = "default";
390	pinctrl-0 = <&lcd_lvds_pins>;
391};
392
393&tcon0_out {
394	tcon0_out_lcd: endpoint@0 {
395		reg = <0>;
396		remote-endpoint = <&panel_input>;
397	};
398};
399
400&uart0 {
401	pinctrl-names = "default";
402	pinctrl-0 = <&uart0_pb_pins>;
403	status = "okay";
404};
405
406/* There's the BT part of the AP6210 connected to that UART */
407&uart1 {
408	pinctrl-names = "default";
409	pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
410	status = "okay";
411};
412
413&usb_otg {
414	dr_mode = "otg";
415	status = "okay";
416};
417
418&usbphy {
419	usb0_id_det-gpios = <&pio 7 11 GPIO_ACTIVE_HIGH>; /* PH11 */
420	usb0_vbus-supply = <&reg_drivevbus>;
421	usb1_vbus_supply = <&reg_vmain>;
422	usb2_vbus_supply = <&reg_vmain>;
423	status = "okay";
424};
425