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Jerome Brunet74f50b72020-03-05 12:12:39 +01001// 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>
Neil Armstrong4e7b0a32020-09-10 10:48:12 +020011#include <dt-bindings/sound/meson-aiu.h>
Jerome Brunet74f50b72020-03-05 12:12:39 +010012
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
Neil Armstrong4e7b0a32020-09-10 10:48:12 +020033 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
Jerome Brunet74f50b72020-03-05 12:12:39 +010040 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
Neil Armstrong4e7b0a32020-09-10 10:48:12 +0200107 led-green {
Jerome Brunet74f50b72020-03-05 12:12:39 +0100108 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
Neil Armstrong4e7b0a32020-09-10 10:48:12 +0200114 led-blue {
Jerome Brunet74f50b72020-03-05 12:12:39 +0100115 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 };
Neil Armstrong4e7b0a32020-09-10 10:48:12 +0200186
187 sound {
188 compatible = "amlogic,gx-sound-card";
Neil Armstrong2e8d47c2021-09-17 09:37:00 +0200189 model = "LIBRETECH-PC";
Neil Armstrong4e7b0a32020-09-10 10:48:12 +0200190 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";
Jerome Brunet74f50b72020-03-05 12:12:39 +0100249};
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
Neil Armstrong4e7b0a32020-09-10 10:48:12 +0200434&usb {
Jerome Brunet74f50b72020-03-05 12:12:39 +0100435 status = "okay";
Neil Armstrong4e7b0a32020-09-10 10:48:12 +0200436 dr_mode = "host";
Jerome Brunet74f50b72020-03-05 12:12:39 +0100437};
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};