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		assigned-clocks = <&clkc CLKID_MPLL0>,
139				  <&clkc CLKID_MPLL1>,
140				  <&clkc CLKID_MPLL2>;
141		assigned-clock-parents = <0>, <0>, <0>;
142		assigned-clock-rates = <294912000>,
143				       <270950400>,
144				       <393216000>;
145		status = "okay";
146
147		dai-link-0 {
148			sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
149		};
150
151		dai-link-1 {
152			sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
153			dai-format = "i2s";
154			mclk-fs = <256>;
155
156			codec-0 {
157				sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
158			};
159		};
160
161		dai-link-2 {
162			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
163
164			codec-0 {
165				sound-dai = <&hdmi_tx>;
166			};
167		};
168	};
169};
170
171&aiu {
172	status = "okay";
173};
174
175&cec_AO {
176	status = "okay";
177	pinctrl-0 = <&ao_cec_pins>;
178	pinctrl-names = "default";
179	hdmi-phandle = <&hdmi_tx>;
180};
181
182&cvbs_vdac_port {
183	cvbs_vdac_out: endpoint {
184		remote-endpoint = <&cvbs_connector_in>;
185	};
186};
187
188&ethmac {
189	status = "okay";
190	pinctrl-0 = <&eth_rgmii_pins>;
191	pinctrl-names = "default";
192
193	phy-handle = <&eth_phy0>;
194	phy-mode = "rgmii";
195
196	amlogic,tx-delay-ns = <2>;
197
198	mdio {
199		compatible = "snps,dwmac-mdio";
200		#address-cells = <1>;
201		#size-cells = <0>;
202
203		eth_phy0: ethernet-phy@0 {
204			/* Realtek RTL8211F (0x001cc916) */
205			reg = <0>;
206
207			reset-assert-us = <10000>;
208			reset-deassert-us = <80000>;
209			reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
210
211			interrupt-parent = <&gpio_intc>;
212			/* MAC_INTR on GPIOZ_15 */
213			interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
214		};
215	};
216};
217
218&hdmi_tx {
219	status = "okay";
220	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
221	pinctrl-names = "default";
222};
223
224&hdmi_tx_tmds_port {
225	hdmi_tx_tmds_out: endpoint {
226		remote-endpoint = <&hdmi_connector_in>;
227	};
228};
229
230&ir {
231	status = "okay";
232	pinctrl-0 = <&remote_input_ao_pins>;
233	pinctrl-names = "default";
234};
235
236&gpio_ao {
237	gpio-line-names = "UART TX", "UART RX", "Power Control", "Power Key In",
238			  "VCCK En", "CON1 Header Pin31",
239			  "I2S Header Pin6", "IR In", "I2S Header Pin7",
240			  "I2S Header Pin3", "I2S Header Pin4",
241			  "I2S Header Pin5", "HDMI CEC", "SYS LED",
242			  /* GPIO_TEST_N */
243			  "";
244};
245
246&gpio {
247	gpio-line-names = /* Bank GPIOZ */
248			  "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
249			  "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
250			  "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
251			  "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
252			  "Eth PHY nRESET", "Eth PHY Intc",
253			  /* Bank GPIOH */
254			  "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL",
255			  "CON1 Header Pin33",
256			  /* Bank BOOT */
257			  "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
258			  "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
259			  "eMMC Reset", "eMMC CMD",
260			  "", "", "", "", "eMMC DS",
261			  "", "",
262			  /* Bank CARD */
263			  "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
264			  "SDCard D3", "SDCard D2", "SDCard Det",
265			  /* Bank GPIODV */
266			  "", "", "", "", "", "", "", "", "", "", "", "", "",
267			  "", "", "", "", "", "", "", "", "", "", "",
268			  "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
269			  "VDDEE Regulator", "VCCK Regulator",
270			  /* Bank GPIOY */
271			  "CON1 Header Pin7", "CON1 Header Pin11",
272			  "CON1 Header Pin13", "CON1 Header Pin15",
273			  "CON1 Header Pin18", "CON1 Header Pin19",
274			  "CON1 Header Pin22", "CON1 Header Pin21",
275			  "CON1 Header Pin24", "CON1 Header Pin23",
276			  "CON1 Header Pin26", "CON1 Header Pin29",
277			  "CON1 Header Pin32", "CON1 Header Pin8",
278			  "CON1 Header Pin10", "CON1 Header Pin16",
279			  "CON1 Header Pin12",
280			  /* Bank GPIOX */
281			  "WIFI SDIO D0", "WIFI SDIO D1", "WIFI SDIO D2",
282			  "WIFI SDIO D3", "WIFI SDIO CLK", "WIFI SDIO CMD",
283			  "WIFI Power Enable", "WIFI WAKE HOST",
284			  "Bluetooth PCM DOUT", "Bluetooth PCM DIN",
285			  "Bluetooth PCM SYNC", "Bluetooth PCM CLK",
286			  "Bluetooth UART TX", "Bluetooth UART RX",
287			  "Bluetooth UART CTS", "Bluetooth UART RTS",
288			  "", "", "", "WIFI 32K", "Bluetooth Enable",
289			  "Bluetooth WAKE HOST", "",
290			  /* Bank GPIOCLK */
291			  "", "CON1 Header Pin35", "", "";
292};
293
294&pwm_ef {
295	status = "okay";
296	pinctrl-0 = <&pwm_e_pins>;
297	pinctrl-names = "default";
298	clocks = <&clkc CLKID_FCLK_DIV4>;
299	clock-names = "clkin0";
300};
301
302&saradc {
303	status = "okay";
304	vref-supply = <&vddio_ao18>;
305};
306
307/* SDIO */
308&sd_emmc_a {
309	status = "okay";
310	pinctrl-0 = <&sdio_pins>, <&sdio_irq_pins>;
311	pinctrl-1 = <&sdio_clk_gate_pins>;
312	pinctrl-names = "default", "clk-gate";
313	#address-cells = <1>;
314	#size-cells = <0>;
315
316	bus-width = <4>;
317	cap-sd-highspeed;
318	max-frequency = <50000000>;
319
320	non-removable;
321	disable-wp;
322
323	/* WiFi firmware requires power to be kept while in suspend */
324	keep-power-in-suspend;
325
326	mmc-pwrseq = <&sdio_pwrseq>;
327
328	vmmc-supply = <&vddio_ao3v3>;
329	vqmmc-supply = <&vddio_ao18>;
330
331	brcmf: wifi@1 {
332		compatible = "brcm,bcm4329-fmac";
333		reg = <1>;
334	};
335};
336
337/* SD */
338&sd_emmc_b {
339	status = "okay";
340	pinctrl-0 = <&sdcard_pins>;
341	pinctrl-1 = <&sdcard_clk_gate_pins>;
342	pinctrl-names = "default", "clk-gate";
343
344	bus-width = <4>;
345	cap-sd-highspeed;
346	sd-uhs-sdr12;
347	sd-uhs-sdr25;
348	sd-uhs-sdr50;
349	sd-uhs-ddr50;
350	max-frequency = <100000000>;
351	disable-wp;
352
353	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
354
355	vmmc-supply = <&vddio_ao3v3>;
356	vqmmc-supply = <&vddio_tf>;
357};
358
359/* eMMC */
360&sd_emmc_c {
361	status = "disabled";
362	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
363	pinctrl-1 = <&emmc_clk_gate_pins>;
364	pinctrl-names = "default", "clk-gate";
365
366	bus-width = <8>;
367	max-frequency = <200000000>;
368	non-removable;
369	disable-wp;
370	cap-mmc-highspeed;
371	mmc-ddr-1_8v;
372	mmc-hs200-1_8v;
373
374	mmc-pwrseq = <&emmc_pwrseq>;
375	vmmc-supply = <&vcc3v3>;
376	vqmmc-supply = <&vcc1v8>;
377};
378
379/* DBG_UART */
380&uart_AO {
381	status = "okay";
382	pinctrl-0 = <&uart_ao_a_pins>;
383	pinctrl-names = "default";
384};
385
386/* Bluetooth on AP6212 */
387&uart_A {
388	status = "okay";
389	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
390	pinctrl-names = "default";
391	uart-has-rtscts;
392
393	bluetooth {
394		compatible = "brcm,bcm43438-bt";
395		clocks = <&wifi_32k>;
396		clock-names = "lpo";
397		vbat-supply = <&vddio_ao3v3>;
398		vddio-supply = <&vddio_ao18>;
399		host-wakeup-gpios = <&gpio GPIOX_21 GPIO_ACTIVE_HIGH>;
400		shutdown-gpios = <&gpio GPIOX_20 GPIO_ACTIVE_HIGH>;
401	};
402};
403
404/* 40-pin CON1 */
405&uart_C {
406	status = "disabled";
407	pinctrl-0 = <&uart_c_pins>;
408	pinctrl-names = "default";
409};
410
411&usb0_phy {
412	status = "okay";
413	phy-supply = <&vdd_5v>;
414};
415
416&usb1_phy {
417	status = "okay";
418};
419
420&usb0 {
421	status = "okay";
422};
423
424&usb1 {
425	status = "okay";
426};
427