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) 2019 Christian Hewitt <christianshewitt@gmail.com>
6 */
7
8 /dts-v1/;
9
10 #include "meson-g12b.dtsi"
11 #include "meson-g12b-s922x.dtsi"
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/gpio/meson-g12a-gpio.h>
14
15 / {
16 aliases {
17 serial0 = &uart_AO;
18 ethernet0 = ðmac;
19 };
20
21 chosen {
22 stdout-path = "serial0:115200n8";
23 };
24
25 memory@0 {
26 device_type = "memory";
27 reg = <0x0 0x0 0x0 0x40000000>;
28 };
29
30 emmc_pwrseq: emmc-pwrseq {
31 compatible = "mmc-pwrseq-emmc";
32 reset-gpios = <&gpio BOOT_12 GPIO_ACTIVE_LOW>;
33 };
34
35 sdio_pwrseq: sdio-pwrseq {
36 compatible = "mmc-pwrseq-simple";
37 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
38 clocks = <&wifi32k>;
39 clock-names = "ext_clock";
40 };
41
42 flash_1v8: regulator-flash-1v8 {
43 compatible = "regulator-fixed";
44 regulator-name = "FLASH_1V8";
45 regulator-min-microvolt = <1800000>;
46 regulator-max-microvolt = <1800000>;
47 vin-supply = <&vcc_3v3>;
48 regulator-always-on;
49 };
50
51 main_12v: regulator-main-12v {
52 compatible = "regulator-fixed";
53 regulator-name = "12V";
54 regulator-min-microvolt = <12000000>;
55 regulator-max-microvolt = <12000000>;
56 regulator-always-on;
57 };
58
59 vcc_5v: regulator-vcc-5v {
60 compatible = "regulator-fixed";
61 regulator-name = "VCC_5V";
62 regulator-min-microvolt = <5000000>;
63 regulator-max-microvolt = <5000000>;
64 vin-supply = <&main_12v>;
65
66 gpio = <&gpio GPIOH_8 GPIO_OPEN_DRAIN>;
67 enable-active-high;
68 };
69
70 vcc_1v8: regulator-vcc-1v8 {
71 compatible = "regulator-fixed";
72 regulator-name = "VCC_1V8";
73 regulator-min-microvolt = <1800000>;
74 regulator-max-microvolt = <1800000>;
75 vin-supply = <&vcc_3v3>;
76 regulator-always-on;
77 };
78
79 vcc_3v3: regulator-vcc-3v3 {
80 compatible = "regulator-fixed";
81 regulator-name = "VCC_3V3";
82 regulator-min-microvolt = <3300000>;
83 regulator-max-microvolt = <3300000>;
84 vin-supply = <&vddao_3v3>;
85 regulator-always-on;
86 /* FIXME: actually controlled by VDDCPU_B_EN */
87 };
88
89 vddcpu_a: regulator-vddcpu-a {
90 /*
91 * MP1653 Regulator.
92 */
93 compatible = "pwm-regulator";
94
95 regulator-name = "VDDCPU_A";
96 regulator-min-microvolt = <721000>;
97 regulator-max-microvolt = <1022000>;
98
99 pwm-supply = <&main_12v>;
100
101 pwms = <&pwm_ab 0 1250 0>;
102 pwm-dutycycle-range = <100 0>;
103
104 regulator-boot-on;
105 regulator-always-on;
106 };
107
108 vddcpu_b: regulator-vddcpu-b {
109 /*
110 * MP1652 Regulator.
111 */
112 compatible = "pwm-regulator";
113
114 regulator-name = "VDDCPU_B";
115 regulator-min-microvolt = <721000>;
116 regulator-max-microvolt = <1022000>;
117
118 pwm-supply = <&main_12v>;
119
120 pwms = <&pwm_AO_cd 1 1250 0>;
121 pwm-dutycycle-range = <100 0>;
122
123 regulator-boot-on;
124 regulator-always-on;
125 };
126
127 usb1_pow: regulator-usb1-pow {
128 compatible = "regulator-fixed";
129 regulator-name = "USB1_POW";
130 regulator-min-microvolt = <5000000>;
131 regulator-max-microvolt = <5000000>;
132 vin-supply = <&vcc_5v>;
133
134 /* connected to SY6280A Power Switch */
135 gpio = <&gpio GPIOA_8 GPIO_ACTIVE_HIGH>;
136 enable-active-high;
137 };
138
139 usb_pwr_en: regulator-usb-pwr-en {
140 compatible = "regulator-fixed";
141 regulator-name = "USB_PWR_EN";
142 regulator-min-microvolt = <5000000>;
143 regulator-max-microvolt = <5000000>;
144 vin-supply = <&vcc_5v>;
145
146 /* Connected to USB3 Type-A Port power enable */
147 gpio = <&gpio GPIOAO_7 GPIO_ACTIVE_HIGH>;
148 enable-active-high;
149 };
150
151 vddao_1v8: regulator-vddao-1v8 {
152 compatible = "regulator-fixed";
153 regulator-name = "VDDAO_1V8";
154 regulator-min-microvolt = <1800000>;
155 regulator-max-microvolt = <1800000>;
156 vin-supply = <&vddao_3v3>;
157 regulator-always-on;
158 };
159
160 vddao_3v3: regulator-vddao-3v3 {
161 compatible = "regulator-fixed";
162 regulator-name = "VDDAO_3V3";
163 regulator-min-microvolt = <3300000>;
164 regulator-max-microvolt = <3300000>;
165 vin-supply = <&main_12v>;
166 regulator-always-on;
167 };
168
169 cvbs-connector {
170 compatible = "composite-video-connector";
171
172 port {
173 cvbs_connector_in: endpoint {
174 remote-endpoint = <&cvbs_vdac_out>;
175 };
176 };
177 };
178
179 hdmi-connector {
180 compatible = "hdmi-connector";
181 type = "a";
182
183 port {
184 hdmi_connector_in: endpoint {
185 remote-endpoint = <&hdmi_tx_tmds_out>;
186 };
187 };
188 };
189
190 wifi32k: wifi32k {
191 compatible = "pwm-clock";
192 #clock-cells = <0>;
193 clock-frequency = <32768>;
194 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
195 };
196 };
197
198 &cec_AO {
199 pinctrl-0 = <&cec_ao_a_h_pins>;
200 pinctrl-names = "default";
201 status = "disabled";
202 hdmi-phandle = <&hdmi_tx>;
203 };
204
205 &cecb_AO {
206 pinctrl-0 = <&cec_ao_b_h_pins>;
207 pinctrl-names = "default";
208 status = "okay";
209 hdmi-phandle = <&hdmi_tx>;
210 };
211
212 &cpu0 {
213 cpu-supply = <&vddcpu_b>;
214 operating-points-v2 = <&cpu_opp_table_0>;
215 clocks = <&clkc CLKID_CPU_CLK>;
216 clock-latency = <50000>;
217 };
218
219 &cpu1 {
220 cpu-supply = <&vddcpu_b>;
221 operating-points-v2 = <&cpu_opp_table_0>;
222 clocks = <&clkc CLKID_CPU_CLK>;
223 clock-latency = <50000>;
224 };
225
226 &cpu100 {
227 cpu-supply = <&vddcpu_a>;
228 operating-points-v2 = <&cpub_opp_table_1>;
229 clocks = <&clkc CLKID_CPUB_CLK>;
230 clock-latency = <50000>;
231 };
232
233 &cpu101 {
234 cpu-supply = <&vddcpu_a>;
235 operating-points-v2 = <&cpub_opp_table_1>;
236 clocks = <&clkc CLKID_CPUB_CLK>;
237 clock-latency = <50000>;
238 };
239
240 &cpu102 {
241 cpu-supply = <&vddcpu_a>;
242 operating-points-v2 = <&cpub_opp_table_1>;
243 clocks = <&clkc CLKID_CPUB_CLK>;
244 clock-latency = <50000>;
245 };
246
247 &cpu103 {
248 cpu-supply = <&vddcpu_a>;
249 operating-points-v2 = <&cpub_opp_table_1>;
250 clocks = <&clkc CLKID_CPUB_CLK>;
251 clock-latency = <50000>;
252 };
253
254 &cvbs_vdac_port {
255 cvbs_vdac_out: endpoint {
256 remote-endpoint = <&cvbs_connector_in>;
257 };
258 };
259
260 &ext_mdio {
261 external_phy: ethernet-phy@0 {
262 /* Realtek RTL8211F (0x001cc916) */
263 reg = <0>;
264 max-speed = <1000>;
265
266 reset-assert-us = <10000>;
267 reset-deassert-us = <80000>;
268 reset-gpios = <&gpio GPIOZ_15 (GPIO_ACTIVE_LOW | GPIO_OPEN_DRAIN)>;
269
270 interrupt-parent = <&gpio_intc>;
271 /* MAC_INTR on GPIOZ_14 */
272 interrupts = <IRQID_GPIOZ_14 IRQ_TYPE_LEVEL_LOW>;
273 };
274 };
275
276 ðmac {
277 pinctrl-0 = <ð_pins>, <ð_rgmii_pins>;
278 pinctrl-names = "default";
279 status = "okay";
280 phy-mode = "rgmii";
281 phy-handle = <&external_phy>;
282 amlogic,tx-delay-ns = <2>;
283 };
284
285 &hdmi_tx {
286 status = "okay";
287 pinctrl-0 = <&hdmitx_hpd_pins>, <&hdmitx_ddc_pins>;
288 pinctrl-names = "default";
289 hdmi-supply = <&vcc_5v>;
290 };
291
292 &hdmi_tx_tmds_port {
293 hdmi_tx_tmds_out: endpoint {
294 remote-endpoint = <&hdmi_connector_in>;
295 };
296 };
297
298 &ir {
299 status = "okay";
300 pinctrl-0 = <&remote_input_ao_pins>;
301 pinctrl-names = "default";
302 };
303
304 &pwm_ab {
305 pinctrl-0 = <&pwm_a_e_pins>;
306 pinctrl-names = "default";
307 clocks = <&xtal>;
308 clock-names = "clkin0";
309 status = "okay";
310 };
311
312 &pwm_AO_cd {
313 pinctrl-0 = <&pwm_ao_d_e_pins>;
314 pinctrl-names = "default";
315 clocks = <&xtal>;
316 clock-names = "clkin1";
317 status = "okay";
318 };
319
320 &pwm_ef {
321 pinctrl-0 = <&pwm_e_pins>;
322 pinctrl-names = "default";
323 clocks = <&xtal>;
324 clock-names = "clkin0";
325 status = "okay";
326 };
327
328 /* SDIO */
329 &sd_emmc_a {
330 status = "okay";
331 pinctrl-0 = <&sdio_pins>;
332 pinctrl-1 = <&sdio_clk_gate_pins>;
333 pinctrl-names = "default", "clk-gate";
334 #address-cells = <1>;
335 #size-cells = <0>;
336
337 bus-width = <4>;
338 cap-sd-highspeed;
339 max-frequency = <100000000>;
340
341 /* WiFi firmware requires power to be kept while in suspend */
342 keep-power-in-suspend;
343
344 non-removable;
345 disable-wp;
346
347 mmc-pwrseq = <&sdio_pwrseq>;
348
349 vmmc-supply = <&vddao_3v3>;
350 vqmmc-supply = <&vddao_1v8>;
351
352 brcmf: wifi@1 {
353 reg = <1>;
354 compatible = "brcm,bcm4329-fmac";
355 };
356 };
357
358 /* SD card */
359 &sd_emmc_b {
360 status = "okay";
361 pinctrl-0 = <&sdcard_c_pins>;
362 pinctrl-1 = <&sdcard_clk_gate_c_pins>;
363 pinctrl-names = "default", "clk-gate";
364
365 bus-width = <4>;
366 cap-sd-highspeed;
367 max-frequency = <50000000>;
368 disable-wp;
369
370 cd-gpios = <&gpio GPIOC_6 GPIO_ACTIVE_LOW>;
371 vmmc-supply = <&vddao_3v3>;
372 vqmmc-supply = <&vddao_3v3>;
373 };
374
375 /* eMMC */
376 &sd_emmc_c {
377 status = "okay";
378 pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>;
379 pinctrl-1 = <&emmc_clk_gate_pins>;
380 pinctrl-names = "default", "clk-gate";
381
382 bus-width = <8>;
383 cap-mmc-highspeed;
384 max-frequency = <100000000>;
385 disable-wp;
386
387 mmc-pwrseq = <&emmc_pwrseq>;
388 vmmc-supply = <&vcc_3v3>;
389 vqmmc-supply = <&flash_1v8>;
390 };
391
392 &uart_A {
393 status = "okay";
394 pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
395 pinctrl-names = "default";
396 uart-has-rtscts;
397
398 bluetooth {
399 compatible = "brcm,bcm43438-bt";
400 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
401 max-speed = <2000000>;
402 clocks = <&wifi32k>;
403 clock-names = "lpo";
404 };
405 };
406
407 &uart_AO {
408 status = "okay";
409 pinctrl-0 = <&uart_ao_a_pins>;
410 pinctrl-names = "default";
411 };
412
413 &usb {
414 status = "okay";
415 dr_mode = "host";
416 vbus-supply = <&usb_pwr_en>;
417 };
418
419 &usb2_phy0 {
420 phy-supply = <&usb1_pow>;
421 };
422
423 &usb2_phy1 {
424 phy-supply = <&usb1_pow>;
425 };
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