1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2019 BayLibre, SAS
4 * Author: Neil Armstrong <narmstrong@baylibre.com>
5 * Copyright (c) 2023 Christian Hewitt <christianshewitt@gmail.com>
6 */
7
8#include <dt-bindings/input/input.h>
9#include <dt-bindings/leds/common.h>
10#include <dt-bindings/gpio/meson-g12a-gpio.h>
11#include <dt-bindings/sound/meson-g12a-tohdmitx.h>
12
13/ {
14	aliases {
15		serial0 = &uart_AO;
16		ethernet0 = &ethmac;
17		rtc1 = &vrtc;
18	};
19
20	chosen {
21		stdout-path = "serial0:115200n8";
22	};
23
24	memory@0 {
25		device_type = "memory";
26		reg = <0x0 0x0 0x0 0x80000000>; /* 2 GiB or 4 GiB */
27	};
28
29	adc-keys {
30		compatible = "adc-keys";
31		io-channels = <&saradc 2>;
32		io-channel-names = "buttons";
33		keyup-threshold-microvolt = <1710000>;
34
35		button-function {
36			label = "RST";
37			linux,code = <KEY_POWER>;
38			press-threshold-microvolt = <10000>;
39		};
40	};
41
42	emmc_pwrseq: emmc-pwrseq {
43		compatible = "mmc-pwrseq-emmc";
44		reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
45	};
46
47	fan0: pwm-fan {
48		compatible = "pwm-fan";
49		#cooling-cells = <2>;
50		cooling-levels = <0 120 170 220>;
51		pwms = <&pwm_cd 1 40000 0>;
52	};
53
54	hdmi-connector {
55		compatible = "hdmi-connector";
56		type = "a";
57
58		port {
59			hdmi_connector_in: endpoint {
60				remote-endpoint = <&hdmi_tx_tmds_out>;
61			};
62		};
63	};
64
65	leds {
66		compatible = "gpio-leds";
67
68		led-0 {
69			color = <LED_COLOR_ID_BLUE>;
70			function = LED_FUNCTION_STATUS;
71			gpios = <&gpio_ao GPIOAO_7 GPIO_ACTIVE_LOW>;
72			linux,default-trigger = "heartbeat";
73		};
74
75		led-1 {
76			color = <LED_COLOR_ID_GREEN>;
77			function = LED_FUNCTION_STATUS;
78			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
79		};
80	};
81
82	sdio_pwrseq: sdio-pwrseq {
83		compatible = "mmc-pwrseq-simple";
84		reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
85		clocks = <&wifi32k>;
86		clock-names = "ext_clock";
87	};
88
89	wifi32k: wifi32k {
90		compatible = "pwm-clock";
91		#clock-cells = <0>;
92		clock-frequency = <32768>;
93		pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
94	};
95
96	dc_in: regulator-dc-in {
97		compatible = "regulator-fixed";
98		regulator-name = "DC_IN";
99		regulator-min-microvolt = <5000000>;
100		regulator-max-microvolt = <5000000>;
101		regulator-always-on;
102	};
103
104	vcc_5v: regulator-vcc-5v {
105		compatible = "regulator-fixed";
106		regulator-name = "VCC_5V";
107		regulator-min-microvolt = <5000000>;
108		regulator-max-microvolt = <5000000>;
109		vin-supply = <&dc_in>;
110
111		gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
112		enable-active-high;
113	};
114
115	vcc_3v3: regulator-vcc-3v3 {
116		compatible = "regulator-fixed";
117		regulator-name = "VCC_3V3";
118		regulator-min-microvolt = <3300000>;
119		regulator-max-microvolt = <3300000>;
120		vin-supply = <&vsys_3v3>;
121		regulator-always-on;
122	};
123
124	vcc_1v8: regulator-vcc-1v8 {
125		compatible = "regulator-fixed";
126		regulator-name = "VCC_1V8";
127		regulator-min-microvolt = <1800000>;
128		regulator-max-microvolt = <1800000>;
129		vin-supply = <&vcc_3v3>;
130		regulator-always-on;
131	};
132
133	vddao_1v8: regulator-vddao-1v8 {
134		compatible = "regulator-fixed";
135		regulator-name = "VDDIO_AO1V8";
136		regulator-min-microvolt = <1800000>;
137		regulator-max-microvolt = <1800000>;
138		vin-supply = <&vsys_3v3>;
139		regulator-always-on;
140	};
141
142	vddcpu_a: regulator-vddcpu-a {
143		compatible = "pwm-regulator";
144		regulator-name = "VDDCPU_A";
145		regulator-min-microvolt = <690000>;
146		regulator-max-microvolt = <1050000>;
147		pwm-supply = <&dc_in>;
148		pwms = <&pwm_ab 0 1250 0>;
149		pwm-dutycycle-range = <100 0>;
150		regulator-boot-on;
151		regulator-always-on;
152	};
153
154	vddcpu_b: regulator-vddcpu-b {
155		compatible = "pwm-regulator";
156		regulator-name = "VDDCPU_B";
157		regulator-min-microvolt = <690000>;
158		regulator-max-microvolt = <1050000>;
159		pwm-supply = <&vsys_3v3>;
160		pwms = <&pwm_AO_cd 1 1250 0>;
161		pwm-dutycycle-range = <100 0>;
162		regulator-boot-on;
163		regulator-always-on;
164	};
165
166	vsys_3v3: regulator-vsys-3v3 {
167		compatible = "regulator-fixed";
168		regulator-name = "VSYS_3V3";
169		regulator-min-microvolt = <3300000>;
170		regulator-max-microvolt = <3300000>;
171		vin-supply = <&dc_in>;
172		regulator-always-on;
173	};
174
175	emmc_1v8: regulator-emmc-1v8 {
176		compatible = "regulator-fixed";
177		regulator-name = "EMMC_AO1V8";
178		regulator-min-microvolt = <1800000>;
179		regulator-max-microvolt = <1800000>;
180		vin-supply = <&vcc_3v3>;
181		regulator-always-on;
182	};
183
184	usb_pwr: regulator-usb-pwr {
185		compatible = "regulator-fixed";
186		regulator-name = "USB_PWR";
187		regulator-min-microvolt = <5000000>;
188		regulator-max-microvolt = <5000000>;
189		vin-supply = <&vcc_5v>;
190
191		gpio = <&gpio GPIOA_6 GPIO_ACTIVE_HIGH>;
192		enable-active-high;
193	};
194
195	sound {
196		compatible = "amlogic,axg-sound-card";
197		model = "BPI-M2S";
198		audio-aux-devs = <&tdmout_b>;
199		audio-routing = "TDMOUT_B IN 0", "FRDDR_A OUT 1",
200				"TDMOUT_B IN 1", "FRDDR_B OUT 1",
201				"TDMOUT_B IN 2", "FRDDR_C OUT 1",
202				"TDM_B Playback", "TDMOUT_B OUT";
203
204		assigned-clocks = <&clkc CLKID_MPLL2>,
205				  <&clkc CLKID_MPLL0>,
206				  <&clkc CLKID_MPLL1>;
207		assigned-clock-parents = <0>, <0>, <0>;
208		assigned-clock-rates = <294912000>,
209				       <270950400>,
210				       <393216000>;
211
212		dai-link-0 {
213			sound-dai = <&frddr_a>;
214		};
215
216		dai-link-1 {
217			sound-dai = <&frddr_b>;
218		};
219
220		dai-link-2 {
221			sound-dai = <&frddr_c>;
222		};
223
224		/* 8ch hdmi interface */
225		dai-link-3 {
226			sound-dai = <&tdmif_b>;
227			dai-format = "i2s";
228			dai-tdm-slot-tx-mask-0 = <1 1>;
229			dai-tdm-slot-tx-mask-1 = <1 1>;
230			dai-tdm-slot-tx-mask-2 = <1 1>;
231			dai-tdm-slot-tx-mask-3 = <1 1>;
232			mclk-fs = <256>;
233
234			codec {
235				sound-dai = <&tohdmitx TOHDMITX_I2S_IN_B>;
236			};
237		};
238
239		/* hdmi glue */
240		dai-link-4 {
241			sound-dai = <&tohdmitx TOHDMITX_I2S_OUT>;
242
243			codec {
244				sound-dai = <&hdmi_tx>;
245			};
246		};
247	};
248};
249
250&arb {
251	status = "okay";
252};
253
254&clkc_audio {
255	status = "okay";
256};
257
258&cecb_AO {
259	pinctrl-0 = <&cec_ao_b_h_pins>;
260	pinctrl-names = "default";
261	status = "okay";
262	hdmi-phandle = <&hdmi_tx>;
263};
264
265&cpu0 {
266	cpu-supply = <&vddcpu_b>;
267	operating-points-v2 = <&cpu_opp_table_0>;
268	clocks = <&clkc CLKID_CPU_CLK>;
269	clock-latency = <50000>;
270};
271
272&cpu1 {
273	cpu-supply = <&vddcpu_b>;
274	operating-points-v2 = <&cpu_opp_table_0>;
275	clocks = <&clkc CLKID_CPU_CLK>;
276	clock-latency = <50000>;
277};
278
279&cpu100 {
280	cpu-supply = <&vddcpu_a>;
281	operating-points-v2 = <&cpub_opp_table_1>;
282	clocks = <&clkc CLKID_CPUB_CLK>;
283	clock-latency = <50000>;
284};
285
286&cpu101 {
287	cpu-supply = <&vddcpu_a>;
288	operating-points-v2 = <&cpub_opp_table_1>;
289	clocks = <&clkc CLKID_CPUB_CLK>;
290	clock-latency = <50000>;
291};
292
293&cpu102 {
294	cpu-supply = <&vddcpu_a>;
295	operating-points-v2 = <&cpub_opp_table_1>;
296	clocks = <&clkc CLKID_CPUB_CLK>;
297	clock-latency = <50000>;
298};
299
300&cpu103 {
301	cpu-supply = <&vddcpu_a>;
302	operating-points-v2 = <&cpub_opp_table_1>;
303	clocks = <&clkc CLKID_CPUB_CLK>;
304	clock-latency = <50000>;
305};
306
307&ethmac {
308	pinctrl-0 = <&eth_pins>, <&eth_rgmii_pins>;
309	pinctrl-names = "default";
310	status = "okay";
311	phy-mode = "rgmii";
312	phy-handle = <&external_phy>;
313	amlogic,tx-delay-ns = <2>;
314};
315
316&ext_mdio {
317	external_phy: ethernet-phy@0 {
318		/* Realtek RTL8211F (0x001cc916) */
319		reg = <0>;
320		max-speed = <1000>;
321
322		reset-assert-us = <10000>;
323		reset-deassert-us = <80000>;
324		reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
325
326		interrupt-parent = <&gpio_intc>;
327		/* MAC_INTR on GPIOZ_14 */
328		interrupts = <IRQID_GPIOZ_14 IRQ_TYPE_LEVEL_LOW>;
329	};
330};
331
332&frddr_a {
333	status = "okay";
334};
335
336&frddr_b {
337	status = "okay";
338};
339
340&frddr_c {
341	status = "okay";
342};
343
344&hdmi_tx {
345	status = "okay";
346	pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
347	pinctrl-names = "default";
348	hdmi-supply = <&vcc_5v>;
349};
350
351&hdmi_tx_tmds_port {
352	hdmi_tx_tmds_out: endpoint {
353		remote-endpoint = <&hdmi_connector_in>;
354	};
355};
356
357/* Main i2c bus */
358&i2c2 {
359	status = "okay";
360	pinctrl-0 = <&i2c2_sda_x_pins>, <&i2c2_sck_x_pins>;
361	pinctrl-names = "default";
362};
363
364&pcie {
365	status = "okay";
366	reset-gpios = <&gpio GPIOA_8 GPIO_ACTIVE_LOW>;
367};
368
369&pwm_ab {
370	status = "okay";
371	pinctrl-0 = <&pwm_a_e_pins>;
372	pinctrl-names = "default";
373	clocks = <&xtal>;
374	clock-names = "clkin0";
375};
376
377&pwm_cd {
378	status = "okay";
379	pinctrl-0 = <&pwm_d_x6_pins>;
380	pinctrl-names = "default";
381	pwm-gpios = <&gpio GPIOAO_10 GPIO_ACTIVE_HIGH>;
382};
383
384&pwm_ef {
385	status = "okay";
386	pinctrl-0 = <&pwm_e_pins>;
387	pinctrl-names = "default";
388};
389
390&pwm_AO_cd {
391	pinctrl-0 = <&pwm_ao_d_e_pins>;
392	pinctrl-names = "default";
393	clocks = <&xtal>;
394	clock-names = "clkin1";
395	status = "okay";
396};
397
398&saradc {
399	status = "okay";
400	vref-supply = <&vddao_1v8>;
401};
402
403/* SDIO */
404&sd_emmc_a {
405	/* enable if WiFi/BT board connected */
406	status = "disabled";
407	pinctrl-0 = <&sdio_pins>;
408	pinctrl-1 = <&sdio_clk_gate_pins>;
409	pinctrl-names = "default", "clk-gate";
410	#address-cells = <1>;
411	#size-cells = <0>;
412
413	bus-width = <4>;
414	sd-uhs-sdr104;
415	max-frequency = <50000000>;
416
417	non-removable;
418	disable-wp;
419
420	/* WiFi firmware requires power in suspend */
421	keep-power-in-suspend;
422
423	mmc-pwrseq = <&sdio_pwrseq>;
424
425	vmmc-supply = <&vsys_3v3>;
426	vqmmc-supply = <&vddao_1v8>;
427
428	rtl8822cs: wifi@1 {
429		reg = <1>;
430	};
431};
432
433/* SD card */
434&sd_emmc_b {
435	status = "okay";
436	pinctrl-0 = <&sdcard_c_pins>;
437	pinctrl-1 = <&sdcard_clk_gate_c_pins>;
438	pinctrl-names = "default", "clk-gate";
439
440	bus-width = <4>;
441	cap-sd-highspeed;
442	max-frequency = <50000000>;
443	disable-wp;
444
445	cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
446	vmmc-supply = <&vsys_3v3>;
447	vqmmc-supply = <&vsys_3v3>;
448};
449
450/* eMMC */
451&sd_emmc_c {
452	status = "okay";
453	pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
454	pinctrl-1 = <&emmc_clk_gate_pins>;
455	pinctrl-names = "default", "clk-gate";
456
457	bus-width = <8>;
458	cap-mmc-highspeed;
459	mmc-ddr-1_8v;
460	mmc-hs200-1_8v;
461	max-frequency = <200000000>;
462	disable-wp;
463
464	mmc-pwrseq = <&emmc_pwrseq>;
465	vmmc-supply = <&vcc_3v3>;
466	vqmmc-supply = <&emmc_1v8>;
467};
468
469&tdmif_b {
470	status = "okay";
471};
472
473&tdmout_b {
474	status = "okay";
475};
476
477&tohdmitx {
478	status = "okay";
479};
480
481&uart_A {
482	/* enable if WiFi/BT board connected */
483	status = "disabled";
484	pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
485	pinctrl-names = "default";
486	uart-has-rtscts;
487
488	bluetooth {
489		compatible = "realtek,rtl8822cs-bt";
490		enable-gpios  = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
491		host-wake-gpios = <&gpio GPIOX_19 GPIO_ACTIVE_HIGH>;
492		device-wake-gpios = <&gpio GPIOX_18 GPIO_ACTIVE_HIGH>;
493	};
494};
495
496&uart_AO {
497	status = "okay";
498	pinctrl-0 = <&uart_ao_a_pins>;
499	pinctrl-names = "default";
500};
501
502&usb2_phy0 {
503	phy-supply = <&dc_in>;
504};
505
506&usb2_phy1 {
507	phy-supply = <&usb_pwr>;
508};
509
510&usb3_pcie_phy {
511	phy-supply = <&usb_pwr>;
512};
513
514&usb {
515	status = "okay";
516	dr_mode = "peripheral";
517	phys = <&usb2_phy0>, <&usb2_phy1>;
518	phy-names = "usb2-phy0", "usb2-phy1";
519};
520