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Neil Armstrongd35f8922018-06-25 16:50:16 +02001// 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
11/ {
12 compatible = "friendlyarm,nanopi-k2", "amlogic,meson-gxbb";
Jerome Brunetd34d5ef2020-03-05 12:12:38 +010013 model = "FriendlyARM NanoPi K2";
Neil Armstrongd35f8922018-06-25 16:50:16 +020014
15 aliases {
16 serial0 = &uart_AO;
17 ethernet0 = &ethmac;
18 };
19
20 chosen {
21 stdout-path = "serial0:115200n8";
22 };
23
24 memory@0 {
25 device_type = "memory";
26 reg = <0x0 0x0 0x0 0x80000000>;
27 };
28
29 leds {
30 compatible = "gpio-leds";
31
Neil Armstrong14708b12020-09-10 10:48:12 +020032 led-stat {
Neil Armstrongd35f8922018-06-25 16:50:16 +020033 label = "nanopi-k2:blue:stat";
34 gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_HIGH>;
35 default-state = "on";
36 panic-indicator;
37 };
38 };
39
40 vdd_5v: regulator-vdd-5v {
41 compatible = "regulator-fixed";
42 regulator-name = "VDD_5V";
43 regulator-min-microvolt = <5000000>;
44 regulator-max-microvolt = <5000000>;
45 };
46
47 vddio_ao18: regulator-vddio-ao18 {
48 compatible = "regulator-fixed";
49 regulator-name = "VDDIO_AO18";
50 regulator-min-microvolt = <1800000>;
51 regulator-max-microvolt = <1800000>;
52 };
53
54 vddio_ao3v3: regulator-vddio-ao3v3 {
55 compatible = "regulator-fixed";
56 regulator-name = "VDDIO_AO3.3V";
57 regulator-min-microvolt = <3300000>;
58 regulator-max-microvolt = <3300000>;
59 };
60
61 vddio_tf: regulator-vddio-tf {
62 compatible = "regulator-gpio";
63
64 regulator-name = "VDDIO_TF";
65 regulator-min-microvolt = <1800000>;
66 regulator-max-microvolt = <3300000>;
67
68 gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
69 gpios-states = <0>;
70
71 states = <3300000 0>,
72 <1800000 1>;
73
74 regulator-settling-time-up-us = <100>;
75 regulator-settling-time-down-us = <5000>;
76 };
77
78 wifi_32k: wifi-32k {
79 compatible = "pwm-clock";
80 #clock-cells = <0>;
81 clock-frequency = <32768>;
82 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
83 };
84
85 sdio_pwrseq: sdio-pwrseq {
86 compatible = "mmc-pwrseq-simple";
87 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
88 clocks = <&wifi_32k>;
89 clock-names = "ext_clock";
90 };
91
92 vcc1v8: regulator-vcc1v8 {
93 compatible = "regulator-fixed";
94 regulator-name = "VCC1.8V";
95 regulator-min-microvolt = <1800000>;
96 regulator-max-microvolt = <1800000>;
97 };
98
99 vcc3v3: regulator-vcc3v3 {
100 compatible = "regulator-fixed";
101 regulator-name = "VCC3.3V";
102 regulator-min-microvolt = <3300000>;
103 regulator-max-microvolt = <3300000>;
104 };
105
106 emmc_pwrseq: emmc-pwrseq {
107 compatible = "mmc-pwrseq-emmc";
108 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
109 };
Loic Devulderc0379032018-11-27 17:41:18 +0100110
111 /* CVBS is available on CON1 pin 36, disabled by default */
112 cvbs-connector {
113 compatible = "composite-video-connector";
114 status = "disabled";
115
116 port {
117 cvbs_connector_in: endpoint {
118 remote-endpoint = <&cvbs_vdac_out>;
119 };
120 };
121 };
122
123 hdmi-connector {
124 compatible = "hdmi-connector";
125 type = "a";
126
127 port {
128 hdmi_connector_in: endpoint {
129 remote-endpoint = <&hdmi_tx_tmds_out>;
130 };
131 };
132 };
133};
134
135&cec_AO {
136 status = "okay";
137 pinctrl-0 = <&ao_cec_pins>;
138 pinctrl-names = "default";
139 hdmi-phandle = <&hdmi_tx>;
140};
141
142&cvbs_vdac_port {
143 cvbs_vdac_out: endpoint {
144 remote-endpoint = <&cvbs_connector_in>;
145 };
Neil Armstrongd35f8922018-06-25 16:50:16 +0200146};
147
148&ethmac {
149 status = "okay";
150 pinctrl-0 = <&eth_rgmii_pins>;
151 pinctrl-names = "default";
152
153 phy-handle = <&eth_phy0>;
154 phy-mode = "rgmii";
155
156 amlogic,tx-delay-ns = <2>;
157
Neil Armstrongd35f8922018-06-25 16:50:16 +0200158 mdio {
159 compatible = "snps,dwmac-mdio";
160 #address-cells = <1>;
161 #size-cells = <0>;
162
163 eth_phy0: ethernet-phy@0 {
164 /* Realtek RTL8211F (0x001cc916) */
165 reg = <0>;
Jerome Brunetd34d5ef2020-03-05 12:12:38 +0100166
167 reset-assert-us = <10000>;
168 reset-deassert-us = <30000>;
169 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
170
Neil Armstrongd35f8922018-06-25 16:50:16 +0200171 interrupt-parent = <&gpio_intc>;
172 /* MAC_INTR on GPIOZ_15 */
173 interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
174 };
175 };
176};
177
Loic Devulderc0379032018-11-27 17:41:18 +0100178&hdmi_tx {
179 status = "okay";
180 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
181 pinctrl-names = "default";
182};
183
184&hdmi_tx_tmds_port {
185 hdmi_tx_tmds_out: endpoint {
186 remote-endpoint = <&hdmi_connector_in>;
187 };
188};
189
Neil Armstrongd35f8922018-06-25 16:50:16 +0200190&ir {
191 status = "okay";
192 pinctrl-0 = <&remote_input_ao_pins>;
193 pinctrl-names = "default";
194};
195
Jerome Brunetd34d5ef2020-03-05 12:12:38 +0100196&gpio_ao {
Neil Armstrongd35f8922018-06-25 16:50:16 +0200197 gpio-line-names = "UART TX", "UART RX", "Power Control", "Power Key In",
198 "VCCK En", "CON1 Header Pin31",
199 "I2S Header Pin6", "IR In", "I2S Header Pin7",
200 "I2S Header Pin3", "I2S Header Pin4",
201 "I2S Header Pin5", "HDMI CEC", "SYS LED",
202 /* GPIO_TEST_N */
203 "";
204};
205
Jerome Brunetd34d5ef2020-03-05 12:12:38 +0100206&gpio {
Neil Armstrongd35f8922018-06-25 16:50:16 +0200207 gpio-line-names = /* Bank GPIOZ */
208 "Eth MDIO", "Eth MDC", "Eth RGMII RX Clk",
209 "Eth RX DV", "Eth RX D0", "Eth RX D1", "Eth RX D2",
210 "Eth RX D3", "Eth RGMII TX Clk", "Eth TX En",
211 "Eth TX D0", "Eth TX D1", "Eth TX D2", "Eth TX D3",
212 "Eth PHY nRESET", "Eth PHY Intc",
213 /* Bank GPIOH */
214 "HDMI HPD", "HDMI DDC SDA", "HDMI DDC SCL",
215 "CON1 Header Pin33",
216 /* Bank BOOT */
217 "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3", "eMMC D4",
218 "eMMC D5", "eMMC D6", "eMMC D7", "eMMC Clk",
219 "eMMC Reset", "eMMC CMD",
220 "", "", "", "", "eMMC DS",
221 "", "",
222 /* Bank CARD */
223 "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
224 "SDCard D3", "SDCard D2", "SDCard Det",
225 /* Bank GPIODV */
226 "", "", "", "", "", "", "", "", "", "", "", "", "",
227 "", "", "", "", "", "", "", "", "", "", "",
228 "I2C A SDA", "I2C A SCK", "I2C B SDA", "I2C B SCK",
229 "VDDEE Regulator", "VCCK Regulator",
230 /* Bank GPIOY */
231 "CON1 Header Pin7", "CON1 Header Pin11",
232 "CON1 Header Pin13", "CON1 Header Pin15",
233 "CON1 Header Pin18", "CON1 Header Pin19",
234 "CON1 Header Pin22", "CON1 Header Pin21",
235 "CON1 Header Pin24", "CON1 Header Pin23",
236 "CON1 Header Pin26", "CON1 Header Pin29",
237 "CON1 Header Pin32", "CON1 Header Pin8",
238 "CON1 Header Pin10", "CON1 Header Pin16",
239 "CON1 Header Pin12",
240 /* Bank GPIOX */
241 "WIFI SDIO D0", "WIFI SDIO D1", "WIFI SDIO D2",
242 "WIFI SDIO D3", "WIFI SDIO CLK", "WIFI SDIO CMD",
243 "WIFI Power Enable", "WIFI WAKE HOST",
244 "Bluetooth PCM DOUT", "Bluetooth PCM DIN",
245 "Bluetooth PCM SYNC", "Bluetooth PCM CLK",
246 "Bluetooth UART TX", "Bluetooth UART RX",
247 "Bluetooth UART CTS", "Bluetooth UART RTS",
248 "", "", "", "WIFI 32K", "Bluetooth Enable",
249 "Bluetooth WAKE HOST", "",
250 /* Bank GPIOCLK */
251 "", "CON1 Header Pin35", "", "";
252};
253
254&pwm_ef {
255 status = "okay";
256 pinctrl-0 = <&pwm_e_pins>;
257 pinctrl-names = "default";
258 clocks = <&clkc CLKID_FCLK_DIV4>;
259 clock-names = "clkin0";
260};
261
262&saradc {
263 status = "okay";
264 vref-supply = <&vddio_ao18>;
265};
266
267/* SDIO */
268&sd_emmc_a {
269 status = "okay";
270 pinctrl-0 = <&sdio_pins>, <&sdio_irq_pins>;
271 pinctrl-1 = <&sdio_clk_gate_pins>;
272 pinctrl-names = "default", "clk-gate";
273 #address-cells = <1>;
274 #size-cells = <0>;
275
276 bus-width = <4>;
277 cap-sd-highspeed;
Jerome Brunetd34d5ef2020-03-05 12:12:38 +0100278 max-frequency = <50000000>;
Neil Armstrongd35f8922018-06-25 16:50:16 +0200279
280 non-removable;
281 disable-wp;
282
Jerome Brunetd34d5ef2020-03-05 12:12:38 +0100283 /* WiFi firmware requires power to be kept while in suspend */
284 keep-power-in-suspend;
285
Neil Armstrongd35f8922018-06-25 16:50:16 +0200286 mmc-pwrseq = <&sdio_pwrseq>;
287
288 vmmc-supply = <&vddio_ao3v3>;
289 vqmmc-supply = <&vddio_ao18>;
290
291 brcmf: wifi@1 {
292 compatible = "brcm,bcm4329-fmac";
293 reg = <1>;
294 };
295};
296
297/* SD */
298&sd_emmc_b {
299 status = "okay";
300 pinctrl-0 = <&sdcard_pins>;
301 pinctrl-1 = <&sdcard_clk_gate_pins>;
302 pinctrl-names = "default", "clk-gate";
303
304 bus-width = <4>;
305 cap-sd-highspeed;
306 sd-uhs-sdr12;
307 sd-uhs-sdr25;
308 sd-uhs-sdr50;
Jerome Brunetd34d5ef2020-03-05 12:12:38 +0100309 sd-uhs-ddr50;
310 max-frequency = <100000000>;
Neil Armstrongd35f8922018-06-25 16:50:16 +0200311 disable-wp;
312
Jerome Brunetd34d5ef2020-03-05 12:12:38 +0100313 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
Neil Armstrongd35f8922018-06-25 16:50:16 +0200314
315 vmmc-supply = <&vddio_ao3v3>;
316 vqmmc-supply = <&vddio_tf>;
317};
318
319/* eMMC */
320&sd_emmc_c {
321 status = "disabled";
322 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
323 pinctrl-1 = <&emmc_clk_gate_pins>;
324 pinctrl-names = "default", "clk-gate";
325
326 bus-width = <8>;
327 max-frequency = <200000000>;
328 non-removable;
329 disable-wp;
330 cap-mmc-highspeed;
331 mmc-ddr-1_8v;
332 mmc-hs200-1_8v;
333
334 mmc-pwrseq = <&emmc_pwrseq>;
335 vmmc-supply = <&vcc3v3>;
336 vqmmc-supply = <&vcc1v8>;
337};
338
339/* DBG_UART */
340&uart_AO {
341 status = "okay";
342 pinctrl-0 = <&uart_ao_a_pins>;
343 pinctrl-names = "default";
344};
345
346/* Bluetooth on AP6212 */
347&uart_A {
348 status = "disabled";
349 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
350 pinctrl-names = "default";
351};
352
353/* 40-pin CON1 */
354&uart_C {
355 status = "disabled";
356 pinctrl-0 = <&uart_c_pins>;
357 pinctrl-names = "default";
358};
359
360&usb0_phy {
361 status = "okay";
362 phy-supply = <&vdd_5v>;
363};
364
365&usb1_phy {
366 status = "okay";
367};
368
369&usb0 {
370 status = "okay";
371};
372
373&usb1 {
374 status = "okay";
375};