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
112	wifi_32k: wifi-32k {
113		compatible = "pwm-clock";
114		#clock-cells = <0>;
115		clock-frequency = <32768>;
116		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
117	};
118
119	sdio_pwrseq: sdio-pwrseq {
120		compatible = "mmc-pwrseq-simple";
121		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
122		clocks = <&wifi_32k>;
123		clock-names = "ext_clock";
124	};
125
126	vcc1v8: regulator-vcc1v8 {
127		compatible = "regulator-fixed";
128		regulator-name = "VCC1.8V";
129		regulator-min-microvolt = <1800000>;
130		regulator-max-microvolt = <1800000>;
131	};
132
133	vcc3v3: regulator-vcc3v3 {
134		compatible = "regulator-fixed";
135		regulator-name = "VCC3.3V";
136		regulator-min-microvolt = <3300000>;
137		regulator-max-microvolt = <3300000>;
138	};
139
140	emmc_pwrseq: emmc-pwrseq {
141		compatible = "mmc-pwrseq-emmc";
142		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
143	};
144};
145
146&ethmac {
147	status = "okay";
148	pinctrl-0 = <&eth_rgmii_pins>;
149	pinctrl-names = "default";
150
151	phy-handle = <&eth_phy0>;
152	phy-mode = "rgmii";
153
154	amlogic,tx-delay-ns = <2>;
155
156	snps,reset-gpio = <&gpio GPIOZ_14 0>;
157	snps,reset-delays-us = <0 10000 1000000>;
158	snps,reset-active-low;
159
160	mdio {
161		compatible = "snps,dwmac-mdio";
162		#address-cells = <1>;
163		#size-cells = <0>;
164
165		eth_phy0: ethernet-phy@0 {
166			/* Realtek RTL8211F (0x001cc916) */
167			reg = <0>;
168		};
169	};
170};
171
172&ir {
173	status = "okay";
174	pinctrl-0 = <&remote_input_ao_pins>;
175	pinctrl-names = "default";
176};
177
178&pinctrl_aobus {
179	gpio-line-names = "UART TX", "UART RX", "Power Control", "Power Key In",
180			  "VCCK En", "CON1 Header Pin31",
181			  "I2S Header Pin6", "IR In", "I2S Header Pin7",
182			  "I2S Header Pin3", "I2S Header Pin4",
183			  "I2S Header Pin5", "HDMI CEC", "SYS LED";
184};
185
186&pinctrl_periphs {
187	gpio-line-names = /* Bank GPIOZ */
188			  "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
189			  "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
190			  "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
191			  "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
192			  "Eth PHY nRESET", "Eth PHY Intc",
193			  /* Bank GPIOH */
194			  "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL",
195			  "CON1 Header Pin33",
196			  /* Bank BOOT */
197			  "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
198			  "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
199			  "eMMC Reset", "eMMC CMD",
200			  "", "", "", "", "eMMC DS",
201			  "", "",
202			  /* Bank CARD */
203			  "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
204			  "SDCard D3", "SDCard D2", "SDCard Det",
205			  /* Bank GPIODV */
206			  "", "", "", "", "", "", "", "", "", "", "", "", "",
207			  "", "", "", "", "", "", "", "", "", "", "",
208			  "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
209			  "VDDEE Regulator", "VCCK Regulator",
210			  /* Bank GPIOY */
211			  "CON1 Header Pin7", "CON1 Header Pin11",
212			  "CON1 Header Pin13", "CON1 Header Pin15",
213			  "CON1 Header Pin18", "CON1 Header Pin19",
214			  "CON1 Header Pin22", "CON1 Header Pin21",
215			  "CON1 Header Pin24", "CON1 Header Pin23",
216			  "CON1 Header Pin26", "CON1 Header Pin29",
217			  "CON1 Header Pin32", "CON1 Header Pin8",
218			  "CON1 Header Pin10", "CON1 Header Pin16",
219			  "CON1 Header Pin12",
220			  /* Bank GPIOX */
221			  "WIFI SDIO D0", "WIFI SDIO D1", "WIFI SDIO D2",
222			  "WIFI SDIO D3", "WIFI SDIO CLK", "WIFI SDIO CMD",
223			  "WIFI Power Enable", "WIFI WAKE HOST",
224			  "Bluetooth PCM DOUT", "Bluetooth PCM DIN",
225			  "Bluetooth PCM SYNC", "Bluetooth PCM CLK",
226			  "Bluetooth UART TX", "Bluetooth UART RX",
227			  "Bluetooth UART CTS", "Bluetooth UART RTS",
228			  "", "", "", "WIFI 32K", "Bluetooth Enable",
229			  "Bluetooth WAKE HOST",
230			  /* Bank GPIOCLK */
231			  "", "CON1 Header Pin35", "", "",
232			  /* GPIO_TEST_N */
233			  "";
234};
235
236&pwm_ef {
237	status = "okay";
238	pinctrl-0 = <&pwm_e_pins>;
239	pinctrl-names = "default";
240	clocks = <&clkc CLKID_FCLK_DIV4>;
241	clock-names = "clkin0";
242};
243
244&saradc {
245	status = "okay";
246	vref-supply = <&vddio_ao18>;
247};
248
249/* SDIO */
250&sd_emmc_a {
251	status = "okay";
252	pinctrl-0 = <&sdio_pins>, <&sdio_irq_pins>;
253	pinctrl-1 = <&sdio_clk_gate_pins>;
254	pinctrl-names = "default", "clk-gate";
255	#address-cells = <1>;
256	#size-cells = <0>;
257
258	bus-width = <4>;
259	cap-sd-highspeed;
260	max-frequency = <200000000>;
261
262	non-removable;
263	disable-wp;
264
265	mmc-pwrseq = <&sdio_pwrseq>;
266
267	vmmc-supply = <&vddio_ao3v3>;
268	vqmmc-supply = <&vddio_ao18>;
269
270	brcmf: wifi@1 {
271		compatible = "brcm,bcm4329-fmac";
272		reg = <1>;
273	};
274};
275
276/* SD */
277&sd_emmc_b {
278	status = "okay";
279	pinctrl-0 = <&sdcard_pins>;
280	pinctrl-1 = <&sdcard_clk_gate_pins>;
281	pinctrl-names = "default", "clk-gate";
282
283	bus-width = <4>;
284	cap-sd-highspeed;
285	max-frequency = <100000000>;
286	disable-wp;
287
288	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_HIGH>;
289	cd-inverted;
290
291	vmmc-supply = <&vddio_ao3v3>;
292	vqmmc-supply = <&vddio_tf>;
293};
294
295/* eMMC */
296&sd_emmc_c {
297	status = "disabled";
298	pinctrl-0 = <&emmc_pins>;
299	pinctrl-1 = <&emmc_clk_gate_pins>;
300	pinctrl-names = "default", "clk-gate";
301
302	bus-width = <8>;
303	max-frequency = <200000000>;
304	non-removable;
305	disable-wp;
306	cap-mmc-highspeed;
307	mmc-ddr-1_8v;
308	mmc-hs200-1_8v;
309
310	mmc-pwrseq = <&emmc_pwrseq>;
311	vmmc-supply = <&vcc3v3>;
312	vqmmc-supply = <&vcc1v8>;
313};
314
315/* DBG_UART */
316&uart_AO {
317	status = "okay";
318	pinctrl-0 = <&uart_ao_a_pins>;
319	pinctrl-names = "default";
320};
321
322/* Bluetooth on AP6212 */
323&uart_A {
324	status = "disabled";
325	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
326	pinctrl-names = "default";
327};
328
329/* 40-pin CON1 */
330&uart_C {
331	status = "disabled";
332	pinctrl-0 = <&uart_c_pins>;
333	pinctrl-names = "default";
334};
335
336&usb0_phy {
337	status = "okay";
338	phy-supply = <&vdd_5v>;
339};
340
341&usb1_phy {
342	status = "okay";
343};
344
345&usb0 {
346	status = "okay";
347};
348
349&usb1 {
350	status = "okay";
351};
352