1/*
2 * Copyright (c) 2017 Andreas Färber
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 library 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 library 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 * SPDX-License-Identifier: (GPL-2.0+ OR MIT)
43 */
44
45/dts-v1/;
46
47#include "meson-gxbb.dtsi"
48#include <dt-bindings/gpio/gpio.h>
49
50/ {
51	compatible = "friendlyarm,nanopi-k2", "amlogic,meson-gxbb";
52
53	aliases {
54		serial0 = &uart_AO;
55	};
56
57	chosen {
58		stdout-path = "serial0:115200n8";
59	};
60
61	memory@0 {
62		device_type = "memory";
63		reg = <0x0 0x0 0x0 0x80000000>;
64	};
65
66	leds {
67		compatible = "gpio-leds";
68
69		stat {
70			label = "nanopi-k2:blue:stat";
71			gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_HIGH>;
72			default-state = "on";
73			panic-indicator;
74		};
75	};
76
77	vdd_5v: regulator-vdd-5v {
78		compatible = "regulator-fixed";
79		regulator-name = "VDD_5V";
80		regulator-min-microvolt = <5000000>;
81		regulator-max-microvolt = <5000000>;
82	};
83
84	vddio_ao18: regulator-vddio-ao18 {
85		compatible = "regulator-fixed";
86		regulator-name = "VDDIO_AO18";
87		regulator-min-microvolt = <1800000>;
88		regulator-max-microvolt = <1800000>;
89	};
90
91	vddio_ao3v3: regulator-vddio-ao3v3 {
92		compatible = "regulator-fixed";
93		regulator-name = "VDDIO_AO3.3V";
94		regulator-min-microvolt = <3300000>;
95		regulator-max-microvolt = <3300000>;
96	};
97
98	vddio_tf: regulator-vddio-tf {
99		compatible = "regulator-gpio";
100
101		regulator-name = "VDDIO_TF";
102		regulator-min-microvolt = <1800000>;
103		regulator-max-microvolt = <3300000>;
104
105		gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
106		gpios-states = <0>;
107
108		states = <3300000 0>,
109		         <1800000 1>;
110
111		regulator-settling-time-up-us = <100>;
112		regulator-settling-time-down-us = <5000>;
113	};
114
115	wifi_32k: wifi-32k {
116		compatible = "pwm-clock";
117		#clock-cells = <0>;
118		clock-frequency = <32768>;
119		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
120	};
121
122	sdio_pwrseq: sdio-pwrseq {
123		compatible = "mmc-pwrseq-simple";
124		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
125		clocks = <&wifi_32k>;
126		clock-names = "ext_clock";
127	};
128
129	vcc1v8: regulator-vcc1v8 {
130		compatible = "regulator-fixed";
131		regulator-name = "VCC1.8V";
132		regulator-min-microvolt = <1800000>;
133		regulator-max-microvolt = <1800000>;
134	};
135
136	vcc3v3: regulator-vcc3v3 {
137		compatible = "regulator-fixed";
138		regulator-name = "VCC3.3V";
139		regulator-min-microvolt = <3300000>;
140		regulator-max-microvolt = <3300000>;
141	};
142
143	emmc_pwrseq: emmc-pwrseq {
144		compatible = "mmc-pwrseq-emmc";
145		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
146	};
147};
148
149&ethmac {
150	status = "okay";
151	pinctrl-0 = <&eth_rgmii_pins>;
152	pinctrl-names = "default";
153
154	phy-handle = <&eth_phy0>;
155	phy-mode = "rgmii";
156
157	amlogic,tx-delay-ns = <2>;
158
159	snps,reset-gpio = <&gpio GPIOZ_14 0>;
160	snps,reset-delays-us = <0 10000 1000000>;
161	snps,reset-active-low;
162
163	mdio {
164		compatible = "snps,dwmac-mdio";
165		#address-cells = <1>;
166		#size-cells = <0>;
167
168		eth_phy0: ethernet-phy@0 {
169			/* Realtek RTL8211F (0x001cc916) */
170			reg = <0>;
171			interrupt-parent = <&gpio_intc>;
172			/* MAC_INTR on GPIOZ_15 */
173			interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
174		};
175	};
176};
177
178&ir {
179	status = "okay";
180	pinctrl-0 = <&remote_input_ao_pins>;
181	pinctrl-names = "default";
182};
183
184&pinctrl_aobus {
185	gpio-line-names = "UART TX", "UART RX", "Power Control", "Power Key In",
186			  "VCCK En", "CON1 Header Pin31",
187			  "I2S Header Pin6", "IR In", "I2S Header Pin7",
188			  "I2S Header Pin3", "I2S Header Pin4",
189			  "I2S Header Pin5", "HDMI CEC", "SYS LED",
190			  /* GPIO_TEST_N */
191			  "";
192};
193
194&pinctrl_periphs {
195	gpio-line-names = /* Bank GPIOZ */
196			  "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
197			  "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
198			  "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
199			  "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
200			  "Eth PHY nRESET", "Eth PHY Intc",
201			  /* Bank GPIOH */
202			  "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL",
203			  "CON1 Header Pin33",
204			  /* Bank BOOT */
205			  "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
206			  "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
207			  "eMMC Reset", "eMMC CMD",
208			  "", "", "", "", "eMMC DS",
209			  "", "",
210			  /* Bank CARD */
211			  "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
212			  "SDCard D3", "SDCard D2", "SDCard Det",
213			  /* Bank GPIODV */
214			  "", "", "", "", "", "", "", "", "", "", "", "", "",
215			  "", "", "", "", "", "", "", "", "", "", "",
216			  "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
217			  "VDDEE Regulator", "VCCK Regulator",
218			  /* Bank GPIOY */
219			  "CON1 Header Pin7", "CON1 Header Pin11",
220			  "CON1 Header Pin13", "CON1 Header Pin15",
221			  "CON1 Header Pin18", "CON1 Header Pin19",
222			  "CON1 Header Pin22", "CON1 Header Pin21",
223			  "CON1 Header Pin24", "CON1 Header Pin23",
224			  "CON1 Header Pin26", "CON1 Header Pin29",
225			  "CON1 Header Pin32", "CON1 Header Pin8",
226			  "CON1 Header Pin10", "CON1 Header Pin16",
227			  "CON1 Header Pin12",
228			  /* Bank GPIOX */
229			  "WIFI SDIO D0", "WIFI SDIO D1", "WIFI SDIO D2",
230			  "WIFI SDIO D3", "WIFI SDIO CLK", "WIFI SDIO CMD",
231			  "WIFI Power Enable", "WIFI WAKE HOST",
232			  "Bluetooth PCM DOUT", "Bluetooth PCM DIN",
233			  "Bluetooth PCM SYNC", "Bluetooth PCM CLK",
234			  "Bluetooth UART TX", "Bluetooth UART RX",
235			  "Bluetooth UART CTS", "Bluetooth UART RTS",
236			  "", "", "", "WIFI 32K", "Bluetooth Enable",
237			  "Bluetooth WAKE HOST", "",
238			  /* Bank GPIOCLK */
239			  "", "CON1 Header Pin35", "", "";
240};
241
242&pwm_ef {
243	status = "okay";
244	pinctrl-0 = <&pwm_e_pins>;
245	pinctrl-names = "default";
246	clocks = <&clkc CLKID_FCLK_DIV4>;
247	clock-names = "clkin0";
248};
249
250&saradc {
251	status = "okay";
252	vref-supply = <&vddio_ao18>;
253};
254
255/* SDIO */
256&sd_emmc_a {
257	status = "okay";
258	pinctrl-0 = <&sdio_pins>, <&sdio_irq_pins>;
259	pinctrl-1 = <&sdio_clk_gate_pins>;
260	pinctrl-names = "default", "clk-gate";
261	#address-cells = <1>;
262	#size-cells = <0>;
263
264	bus-width = <4>;
265	cap-sd-highspeed;
266	max-frequency = <200000000>;
267
268	non-removable;
269	disable-wp;
270
271	mmc-pwrseq = <&sdio_pwrseq>;
272
273	vmmc-supply = <&vddio_ao3v3>;
274	vqmmc-supply = <&vddio_ao18>;
275
276	brcmf: wifi@1 {
277		compatible = "brcm,bcm4329-fmac";
278		reg = <1>;
279	};
280};
281
282/* SD */
283&sd_emmc_b {
284	status = "okay";
285	pinctrl-0 = <&sdcard_pins>;
286	pinctrl-1 = <&sdcard_clk_gate_pins>;
287	pinctrl-names = "default", "clk-gate";
288
289	bus-width = <4>;
290	cap-sd-highspeed;
291	sd-uhs-sdr12;
292	sd-uhs-sdr25;
293	sd-uhs-sdr50;
294	sd-uhs-sdr104;
295	max-frequency = <200000000>;
296	disable-wp;
297
298	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
299	cd-inverted;
300
301	vmmc-supply = <&vddio_ao3v3>;
302	vqmmc-supply = <&vddio_tf>;
303};
304
305/* eMMC */
306&sd_emmc_c {
307	status = "disabled";
308	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
309	pinctrl-1 = <&emmc_clk_gate_pins>;
310	pinctrl-names = "default", "clk-gate";
311
312	bus-width = <8>;
313	max-frequency = <200000000>;
314	non-removable;
315	disable-wp;
316	cap-mmc-highspeed;
317	mmc-ddr-1_8v;
318	mmc-hs200-1_8v;
319
320	mmc-pwrseq = <&emmc_pwrseq>;
321	vmmc-supply = <&vcc3v3>;
322	vqmmc-supply = <&vcc1v8>;
323};
324
325/* DBG_UART */
326&uart_AO {
327	status = "okay";
328	pinctrl-0 = <&uart_ao_a_pins>;
329	pinctrl-names = "default";
330};
331
332/* Bluetooth on AP6212 */
333&uart_A {
334	status = "disabled";
335	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
336	pinctrl-names = "default";
337};
338
339/* 40-pin CON1 */
340&uart_C {
341	status = "disabled";
342	pinctrl-0 = <&uart_c_pins>;
343	pinctrl-names = "default";
344};
345
346&usb0_phy {
347	status = "okay";
348	phy-supply = <&vdd_5v>;
349};
350
351&usb1_phy {
352	status = "okay";
353};
354
355&usb0 {
356	status = "okay";
357};
358
359&usb1 {
360	status = "okay";
361};
362