1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2017 Andreas Färber
4 */
5
6/dts-v1/;
7
8#include "meson-gxbb.dtsi"
9#include <dt-bindings/gpio/gpio.h>
10#include <dt-bindings/sound/meson-aiu.h>
11
12/ {
13	compatible = "friendlyarm,nanopi-k2", "amlogic,meson-gxbb";
14	model = "FriendlyARM NanoPi K2";
15
16	aliases {
17		serial0 = &uart_AO;
18		ethernet0 = &ethmac;
19	};
20
21	chosen {
22		stdout-path = "serial0:115200n8";
23	};
24
25	memory@0 {
26		device_type = "memory";
27		reg = <0x0 0x0 0x0 0x80000000>;
28	};
29
30	leds {
31		compatible = "gpio-leds";
32
33		led-stat {
34			label = "nanopi-k2:blue:stat";
35			gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_HIGH>;
36			default-state = "on";
37			panic-indicator;
38		};
39	};
40
41	vdd_5v: regulator-vdd-5v {
42		compatible = "regulator-fixed";
43		regulator-name = "VDD_5V";
44		regulator-min-microvolt = <5000000>;
45		regulator-max-microvolt = <5000000>;
46	};
47
48	vddio_ao18: regulator-vddio-ao18 {
49		compatible = "regulator-fixed";
50		regulator-name = "VDDIO_AO18";
51		regulator-min-microvolt = <1800000>;
52		regulator-max-microvolt = <1800000>;
53	};
54
55	vddio_ao3v3: regulator-vddio-ao3v3 {
56		compatible = "regulator-fixed";
57		regulator-name = "VDDIO_AO3.3V";
58		regulator-min-microvolt = <3300000>;
59		regulator-max-microvolt = <3300000>;
60	};
61
62	vddio_tf: regulator-vddio-tf {
63		compatible = "regulator-gpio";
64
65		regulator-name = "VDDIO_TF";
66		regulator-min-microvolt = <1800000>;
67		regulator-max-microvolt = <3300000>;
68
69		gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
70		gpios-states = <0>;
71
72		states = <3300000 0>,
73		         <1800000 1>;
74
75		regulator-settling-time-up-us = <100>;
76		regulator-settling-time-down-us = <5000>;
77	};
78
79	wifi_32k: wifi-32k {
80		compatible = "pwm-clock";
81		#clock-cells = <0>;
82		clock-frequency = <32768>;
83		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
84	};
85
86	sdio_pwrseq: sdio-pwrseq {
87		compatible = "mmc-pwrseq-simple";
88		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
89		clocks = <&wifi_32k>;
90		clock-names = "ext_clock";
91	};
92
93	vcc1v8: regulator-vcc1v8 {
94		compatible = "regulator-fixed";
95		regulator-name = "VCC1.8V";
96		regulator-min-microvolt = <1800000>;
97		regulator-max-microvolt = <1800000>;
98	};
99
100	vcc3v3: regulator-vcc3v3 {
101		compatible = "regulator-fixed";
102		regulator-name = "VCC3.3V";
103		regulator-min-microvolt = <3300000>;
104		regulator-max-microvolt = <3300000>;
105	};
106
107	emmc_pwrseq: emmc-pwrseq {
108		compatible = "mmc-pwrseq-emmc";
109		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
110	};
111
112	/* CVBS is available on CON1 pin 36, disabled by default */
113	cvbs-connector {
114		compatible = "composite-video-connector";
115		status = "disabled";
116
117		port {
118			cvbs_connector_in: endpoint {
119				remote-endpoint = <&cvbs_vdac_out>;
120			};
121		};
122	};
123
124	hdmi-connector {
125		compatible = "hdmi-connector";
126		type = "a";
127
128		port {
129			hdmi_connector_in: endpoint {
130				remote-endpoint = <&hdmi_tx_tmds_out>;
131			};
132		};
133	};
134
135	sound {
136		compatible = "amlogic,gx-sound-card";
137		model = "NANOPI-K2";
138		clocks = <&clkc CLKID_MPLL0>,
139			 <&clkc CLKID_MPLL1>,
140			 <&clkc CLKID_MPLL2>;
141
142		assigned-clocks = <&clkc CLKID_MPLL0>,
143				  <&clkc CLKID_MPLL1>,
144				  <&clkc CLKID_MPLL2>;
145		assigned-clock-parents = <0>, <0>, <0>;
146		assigned-clock-rates = <294912000>,
147				       <270950400>,
148				       <393216000>;
149
150		dai-link-0 {
151			sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
152		};
153
154		dai-link-1 {
155			sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
156			dai-format = "i2s";
157			mclk-fs = <256>;
158
159			codec-0 {
160				sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
161			};
162		};
163
164		dai-link-2 {
165			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
166
167			codec-0 {
168				sound-dai = <&hdmi_tx>;
169			};
170		};
171	};
172};
173
174&aiu {
175	status = "okay";
176};
177
178&cec_AO {
179	status = "okay";
180	pinctrl-0 = <&ao_cec_pins>;
181	pinctrl-names = "default";
182	hdmi-phandle = <&hdmi_tx>;
183};
184
185&cvbs_vdac_port {
186	cvbs_vdac_out: endpoint {
187		remote-endpoint = <&cvbs_connector_in>;
188	};
189};
190
191&ethmac {
192	status = "okay";
193	pinctrl-0 = <&eth_rgmii_pins>;
194	pinctrl-names = "default";
195
196	phy-handle = <&eth_phy0>;
197	phy-mode = "rgmii";
198
199	amlogic,tx-delay-ns = <2>;
200
201	mdio {
202		compatible = "snps,dwmac-mdio";
203		#address-cells = <1>;
204		#size-cells = <0>;
205
206		eth_phy0: ethernet-phy@0 {
207			/* Realtek RTL8211F (0x001cc916) */
208			reg = <0>;
209
210			reset-assert-us = <10000>;
211			reset-deassert-us = <80000>;
212			reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
213
214			interrupt-parent = <&gpio_intc>;
215			/* MAC_INTR on GPIOZ_15 */
216			interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
217		};
218	};
219};
220
221&hdmi_tx {
222	status = "okay";
223	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
224	pinctrl-names = "default";
225};
226
227&hdmi_tx_tmds_port {
228	hdmi_tx_tmds_out: endpoint {
229		remote-endpoint = <&hdmi_connector_in>;
230	};
231};
232
233&ir {
234	status = "okay";
235	pinctrl-0 = <&remote_input_ao_pins>;
236	pinctrl-names = "default";
237};
238
239&gpio_ao {
240	gpio-line-names = "UART TX", "UART RX", "Power Control", "Power Key In",
241			  "VCCK En", "CON1 Header Pin31",
242			  "I2S Header Pin6", "IR In", "I2S Header Pin7",
243			  "I2S Header Pin3", "I2S Header Pin4",
244			  "I2S Header Pin5", "HDMI CEC", "SYS LED",
245			  /* GPIO_TEST_N */
246			  "";
247};
248
249&gpio {
250	gpio-line-names = /* Bank GPIOZ */
251			  "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
252			  "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
253			  "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
254			  "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
255			  "Eth PHY nRESET", "Eth PHY Intc",
256			  /* Bank GPIOH */
257			  "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL",
258			  "CON1 Header Pin33",
259			  /* Bank BOOT */
260			  "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
261			  "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
262			  "eMMC Reset", "eMMC CMD",
263			  "", "", "", "", "eMMC DS",
264			  "", "",
265			  /* Bank CARD */
266			  "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
267			  "SDCard D3", "SDCard D2", "SDCard Det",
268			  /* Bank GPIODV */
269			  "", "", "", "", "", "", "", "", "", "", "", "", "",
270			  "", "", "", "", "", "", "", "", "", "", "",
271			  "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
272			  "VDDEE Regulator", "VCCK Regulator",
273			  /* Bank GPIOY */
274			  "CON1 Header Pin7", "CON1 Header Pin11",
275			  "CON1 Header Pin13", "CON1 Header Pin15",
276			  "CON1 Header Pin18", "CON1 Header Pin19",
277			  "CON1 Header Pin22", "CON1 Header Pin21",
278			  "CON1 Header Pin24", "CON1 Header Pin23",
279			  "CON1 Header Pin26", "CON1 Header Pin29",
280			  "CON1 Header Pin32", "CON1 Header Pin8",
281			  "CON1 Header Pin10", "CON1 Header Pin16",
282			  "CON1 Header Pin12",
283			  /* Bank GPIOX */
284			  "WIFI SDIO D0", "WIFI SDIO D1", "WIFI SDIO D2",
285			  "WIFI SDIO D3", "WIFI SDIO CLK", "WIFI SDIO CMD",
286			  "WIFI Power Enable", "WIFI WAKE HOST",
287			  "Bluetooth PCM DOUT", "Bluetooth PCM DIN",
288			  "Bluetooth PCM SYNC", "Bluetooth PCM CLK",
289			  "Bluetooth UART TX", "Bluetooth UART RX",
290			  "Bluetooth UART CTS", "Bluetooth UART RTS",
291			  "", "", "", "WIFI 32K", "Bluetooth Enable",
292			  "Bluetooth WAKE HOST", "",
293			  /* Bank GPIOCLK */
294			  "", "CON1 Header Pin35", "", "";
295};
296
297&pwm_ef {
298	status = "okay";
299	pinctrl-0 = <&pwm_e_pins>;
300	pinctrl-names = "default";
301};
302
303&saradc {
304	status = "okay";
305	vref-supply = <&vddio_ao18>;
306};
307
308/* SDIO */
309&sd_emmc_a {
310	status = "okay";
311	pinctrl-0 = <&sdio_pins>, <&sdio_irq_pins>;
312	pinctrl-1 = <&sdio_clk_gate_pins>;
313	pinctrl-names = "default", "clk-gate";
314	#address-cells = <1>;
315	#size-cells = <0>;
316
317	bus-width = <4>;
318	cap-sd-highspeed;
319	max-frequency = <50000000>;
320
321	non-removable;
322	disable-wp;
323
324	/* WiFi firmware requires power to be kept while in suspend */
325	keep-power-in-suspend;
326
327	mmc-pwrseq = <&sdio_pwrseq>;
328
329	vmmc-supply = <&vddio_ao3v3>;
330	vqmmc-supply = <&vddio_ao18>;
331
332	brcmf: wifi@1 {
333		compatible = "brcm,bcm4329-fmac";
334		reg = <1>;
335	};
336};
337
338/* SD */
339&sd_emmc_b {
340	status = "okay";
341	pinctrl-0 = <&sdcard_pins>;
342	pinctrl-1 = <&sdcard_clk_gate_pins>;
343	pinctrl-names = "default", "clk-gate";
344
345	bus-width = <4>;
346	cap-sd-highspeed;
347	sd-uhs-sdr12;
348	sd-uhs-sdr25;
349	sd-uhs-sdr50;
350	sd-uhs-ddr50;
351	max-frequency = <100000000>;
352	disable-wp;
353
354	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
355
356	vmmc-supply = <&vddio_ao3v3>;
357	vqmmc-supply = <&vddio_tf>;
358};
359
360/* eMMC */
361&sd_emmc_c {
362	status = "disabled";
363	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
364	pinctrl-1 = <&emmc_clk_gate_pins>;
365	pinctrl-names = "default", "clk-gate";
366
367	bus-width = <8>;
368	max-frequency = <200000000>;
369	non-removable;
370	disable-wp;
371	cap-mmc-highspeed;
372	mmc-ddr-1_8v;
373	mmc-hs200-1_8v;
374
375	mmc-pwrseq = <&emmc_pwrseq>;
376	vmmc-supply = <&vcc3v3>;
377	vqmmc-supply = <&vcc1v8>;
378};
379
380/* DBG_UART */
381&uart_AO {
382	status = "okay";
383	pinctrl-0 = <&uart_ao_a_pins>;
384	pinctrl-names = "default";
385};
386
387/* Bluetooth on AP6212 */
388&uart_A {
389	status = "okay";
390	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
391	pinctrl-names = "default";
392	uart-has-rtscts;
393
394	bluetooth {
395		compatible = "brcm,bcm43438-bt";
396		clocks = <&wifi_32k>;
397		clock-names = "lpo";
398		vbat-supply = <&vddio_ao3v3>;
399		vddio-supply = <&vddio_ao18>;
400		host-wakeup-gpios = <&gpio GPIOX_21 GPIO_ACTIVE_HIGH>;
401		shutdown-gpios = <&gpio GPIOX_20 GPIO_ACTIVE_HIGH>;
402	};
403};
404
405/* 40-pin CON1 */
406&uart_C {
407	status = "disabled";
408	pinctrl-0 = <&uart_c_pins>;
409	pinctrl-names = "default";
410};
411
412&usb0_phy {
413	status = "okay";
414	phy-supply = <&vdd_5v>;
415};
416
417&usb1_phy {
418	status = "okay";
419};
420
421&usb0 {
422	status = "okay";
423};
424
425&usb1 {
426	status = "okay";
427};
428