1// SPDX-License-Identifier: GPL-2.0
2/*
3 * Copyright (c) 2019 BayLibre SAS.
4 * Author: Jerome Brunet <jbrunet@baylibre.com>
5 */
6
7/* Libretech Amlogic GX PC form factor - AKA: Tartiflette */
8
9#include <dt-bindings/input/input.h>
10#include <dt-bindings/leds/common.h>
11#include <dt-bindings/sound/meson-aiu.h>
12
13/ {
14	adc-keys {
15		compatible = "adc-keys";
16		io-channels = <&saradc 0>;
17		io-channel-names = "buttons";
18		keyup-threshold-microvolt = <1800000>;
19
20		update-button {
21			label = "update";
22			linux,code = <KEY_VENDOR>;
23			press-threshold-microvolt = <1300000>;
24		};
25	};
26
27	aliases {
28		serial0 = &uart_AO;
29		ethernet0 = &ethmac;
30		spi0 = &spifc;
31	};
32
33	dio2133: analog-amplifier {
34		compatible = "simple-audio-amplifier";
35		sound-name-prefix = "AU2";
36		VCC-supply = <&vcc5v>;
37		enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
38	};
39
40	chosen {
41		stdout-path = "serial0:115200n8";
42	};
43
44	cvbs-connector {
45		compatible = "composite-video-connector";
46		status = "disabled";
47
48		port {
49			cvbs_connector_in: endpoint {
50				remote-endpoint = <&cvbs_vdac_out>;
51			};
52		};
53	};
54
55	emmc_pwrseq: emmc-pwrseq {
56		compatible = "mmc-pwrseq-emmc";
57		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
58	};
59
60	hdmi-connector {
61		compatible = "hdmi-connector";
62		type = "a";
63
64		port {
65			hdmi_connector_in: endpoint {
66				remote-endpoint = <&hdmi_tx_tmds_out>;
67			};
68		};
69	};
70
71	gpio-keys-polled {
72		compatible = "gpio-keys-polled";
73		poll-interval = <100>;
74
75		power-button {
76			label = "power";
77			linux,code = <KEY_POWER>;
78			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_LOW>;
79		};
80	};
81
82	memory@0 {
83		device_type = "memory";
84		reg = <0x0 0x0 0x0 0x80000000>;
85	};
86
87	ao_5v: regulator-ao_5v {
88		compatible = "regulator-fixed";
89		regulator-name = "AO_5V";
90		regulator-min-microvolt = <5000000>;
91		regulator-max-microvolt = <5000000>;
92		vin-supply = <&dc_in>;
93		regulator-always-on;
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	leds {
105		compatible = "gpio-leds";
106
107		led-green {
108			color = <LED_COLOR_ID_GREEN>;
109			function = LED_FUNCTION_DISK_ACTIVITY;
110			gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
111			linux,default-trigger = "disk-activity";
112		};
113
114		led-blue {
115			color = <LED_COLOR_ID_BLUE>;
116			function = LED_FUNCTION_STATUS;
117			gpios = <&gpio GPIODV_28 GPIO_ACTIVE_HIGH>;
118			linux,default-trigger = "heartbeat";
119			panic-indicator;
120		};
121	};
122
123	vcc_card: regulator-vcc_card {
124		compatible = "regulator-fixed";
125		regulator-name = "VCC_CARD";
126		regulator-min-microvolt = <3300000>;
127		regulator-max-microvolt = <3300000>;
128		vin-supply = <&vddio_ao3v3>;
129
130		gpio = <&gpio GPIODV_4 GPIO_ACTIVE_HIGH>;
131		enable-active-high;
132	};
133
134	vcc5v: regulator-vcc5v {
135		compatible = "regulator-fixed";
136		regulator-name = "VCC5V";
137		regulator-min-microvolt = <5000000>;
138		regulator-max-microvolt = <5000000>;
139		vin-supply = <&ao_5v>;
140
141		gpio = <&gpio GPIOH_3 GPIO_OPEN_DRAIN>;
142	};
143
144	vddio_ao18: regulator-vddio_ao18 {
145		compatible = "regulator-fixed";
146		regulator-name = "VDDIO_AO18";
147		regulator-min-microvolt = <1800000>;
148		regulator-max-microvolt = <1800000>;
149		vin-supply = <&ao_5v>;
150		regulator-always-on;
151	};
152
153	vddio_ao3v3: regulator-vddio_ao3v3 {
154		compatible = "regulator-fixed";
155		regulator-name = "VDDIO_AO3V3";
156		regulator-min-microvolt = <3300000>;
157		regulator-max-microvolt = <3300000>;
158		vin-supply = <&ao_5v>;
159		regulator-always-on;
160	};
161
162	vddio_boot: regulator-vddio_boot {
163		compatible = "regulator-fixed";
164		regulator-name = "VDDIO_BOOT";
165		regulator-min-microvolt = <1800000>;
166		regulator-max-microvolt = <1800000>;
167		vin-supply = <&vddio_ao3v3>;
168		regulator-always-on;
169	};
170
171	vddio_card: regulator-vddio-card {
172		compatible = "regulator-gpio";
173		regulator-name = "VDDIO_CARD";
174		regulator-min-microvolt = <1800000>;
175		regulator-max-microvolt = <3300000>;
176
177		gpios = <&gpio GPIODV_5 GPIO_ACTIVE_HIGH>;
178		gpios-states = <0>;
179
180		states = <3300000 0>,
181			 <1800000 1>;
182
183		regulator-settling-time-up-us = <200>;
184		regulator-settling-time-down-us = <50000>;
185	};
186
187	sound {
188		compatible = "amlogic,gx-sound-card";
189		model = "GXL-LIBRETECH-S9XX-PC";
190		audio-aux-devs = <&dio2133>;
191		audio-widgets = "Speaker", "7J4-14 LEFT",
192				"Speaker", "7J4-11 RIGHT";
193		audio-routing = "AU2 INL", "ACODEC LOLN",
194				"AU2 INR", "ACODEC LORN",
195				"7J4-14 LEFT", "AU2 OUTL",
196				"7J4-11 RIGHT", "AU2 OUTR";
197		assigned-clocks = <&clkc CLKID_MPLL0>,
198				  <&clkc CLKID_MPLL1>,
199				  <&clkc CLKID_MPLL2>;
200		assigned-clock-parents = <0>, <0>, <0>;
201		assigned-clock-rates = <294912000>,
202				       <270950400>,
203				       <393216000>;
204		status = "okay";
205
206		dai-link-0 {
207			sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
208		};
209
210		dai-link-1 {
211			sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
212			dai-format = "i2s";
213			mclk-fs = <256>;
214
215			codec-0 {
216				sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
217			};
218
219			codec-1 {
220				sound-dai = <&aiu AIU_ACODEC CTRL_I2S>;
221			};
222		};
223
224		dai-link-2 {
225			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
226
227			codec-0 {
228				sound-dai = <&hdmi_tx>;
229			};
230		};
231
232		dai-link-3 {
233			sound-dai = <&aiu AIU_ACODEC CTRL_OUT>;
234
235			codec-0 {
236				sound-dai = <&acodec>;
237			};
238		};
239	};
240};
241
242&acodec {
243	AVDD-supply = <&vddio_ao18>;
244	status = "okay";
245};
246
247&aiu {
248	status = "okay";
249};
250
251&cec_AO {
252	pinctrl-0 = <&ao_cec_pins>;
253	pinctrl-names = "default";
254	hdmi-phandle = <&hdmi_tx>;
255	status = "okay";
256};
257
258&cvbs_vdac_port {
259	cvbs_vdac_out: endpoint {
260		remote-endpoint = <&cvbs_connector_in>;
261	};
262};
263
264&ethmac {
265	pinctrl-0 = <&eth_pins>, <&eth_phy_irq_pins>;
266	pinctrl-names = "default";
267	phy-handle = <&external_phy>;
268	amlogic,tx-delay-ns = <2>;
269	phy-mode = "rgmii";
270	status = "okay";
271};
272
273&external_mdio {
274	external_phy: ethernet-phy@0 {
275		reg = <0>;
276		max-speed = <1000>;
277		reset-assert-us = <10000>;
278		reset-deassert-us = <30000>;
279		reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
280		interrupt-parent = <&gpio_intc>;
281		interrupts = <25 IRQ_TYPE_LEVEL_LOW>;
282	};
283};
284
285&pinctrl_periphs {
286	/*
287	 * Make sure the reset pin of the usb HUB is driven high to take
288	 * it out of reset.
289	 */
290	usb1_rst_pins: usb1_rst_irq {
291		mux {
292			groups = "GPIODV_3";
293			function = "gpio_periphs";
294			bias-disable;
295			output-high;
296		};
297	};
298
299	/* Make sure the phy irq pin is properly configured as input */
300	eth_phy_irq_pins: eth_phy_irq {
301		mux {
302			groups = "GPIOZ_15";
303			function = "gpio_periphs";
304			bias-disable;
305			output-disable;
306		};
307	};
308};
309
310&hdmi_tx {
311	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
312	pinctrl-names = "default";
313	hdmi-supply = <&vcc5v>;
314	status = "okay";
315};
316
317&hdmi_tx_tmds_port {
318	hdmi_tx_tmds_out: endpoint {
319		remote-endpoint = <&hdmi_connector_in>;
320	};
321};
322
323&ir {
324	pinctrl-0 = <&remote_input_ao_pins>;
325	pinctrl-names = "default";
326	status = "okay";
327};
328
329&i2c_C {
330	pinctrl-0 = <&i2c_c_dv18_pins>;
331	pinctrl-names = "default";
332	status = "okay";
333
334	rtc: rtc@51 {
335		reg = <0x51>;
336		compatible = "nxp,pcf8563";
337		#clock-cells = <0>;
338		clock-output-names = "rtc_clkout";
339	};
340};
341
342&pwm_AO_ab {
343	pinctrl-0 = <&pwm_ao_a_3_pins>;
344	pinctrl-names = "default";
345	clocks = <&clkc CLKID_FCLK_DIV4>;
346	clock-names = "clkin0";
347	status = "okay";
348};
349
350&pwm_ab {
351	pinctrl-0 = <&pwm_b_pins>;
352	pinctrl-names = "default";
353	clocks = <&clkc CLKID_FCLK_DIV4>;
354	clock-names = "clkin0";
355	status = "okay";
356};
357
358&pwm_ef {
359	pinctrl-0 = <&pwm_e_pins>, <&pwm_f_clk_pins>;
360	pinctrl-names = "default";
361	clocks = <&clkc CLKID_FCLK_DIV4>;
362	clock-names = "clkin0";
363	status = "okay";
364};
365
366&saradc {
367	vref-supply = <&vddio_ao18>;
368	status = "okay";
369};
370
371/* SD card */
372&sd_emmc_b {
373	pinctrl-0 = <&sdcard_pins>;
374	pinctrl-1 = <&sdcard_clk_gate_pins>;
375	pinctrl-names = "default", "clk-gate";
376
377	bus-width = <4>;
378	cap-sd-highspeed;
379	sd-uhs-sdr12;
380	sd-uhs-sdr25;
381	sd-uhs-sdr50;
382	sd-uhs-ddr50;
383	max-frequency = <200000000>;
384	disable-wp;
385
386	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
387
388	vmmc-supply = <&vcc_card>;
389	vqmmc-supply = <&vddio_card>;
390
391	status = "okay";
392};
393
394/* eMMC */
395&sd_emmc_c {
396	pinctrl-0 = <&emmc_pins>;
397	pinctrl-1 = <&emmc_clk_gate_pins>;
398	pinctrl-names = "default", "clk-gate";
399
400	bus-width = <8>;
401	cap-mmc-highspeed;
402	mmc-ddr-1_8v;
403	mmc-hs200-1_8v;
404	max-frequency = <200000000>;
405	disable-wp;
406
407	mmc-pwrseq = <&emmc_pwrseq>;
408	vmmc-supply = <&vddio_ao3v3>;
409	vqmmc-supply = <&vddio_boot>;
410
411	status = "okay";
412};
413
414&spifc {
415	pinctrl-0 = <&nor_pins>;
416	pinctrl-names = "default";
417	status = "okay";
418
419	gd25lq128: spi-flash@0 {
420		compatible = "jedec,spi-nor";
421		#address-cells = <1>;
422		#size-cells = <1>;
423		reg = <0>;
424		spi-max-frequency = <12000000>;
425	};
426};
427
428&uart_AO {
429	pinctrl-0 = <&uart_ao_a_pins>;
430	pinctrl-names = "default";
431	status = "okay";
432};
433
434&usb {
435	status = "okay";
436	dr_mode = "host";
437};
438
439&usb2_phy0 {
440	pinctrl-0 = <&usb1_rst_pins>;
441	pinctrl-names = "default";
442	phy-supply = <&vcc5v>;
443};
444
445&usb2_phy1 {
446	phy-supply = <&vcc5v>;
447};
448