1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2016 Andreas Färber
4 * Copyright (c) 2016 BayLibre, Inc.
5 * Author: Neil Armstrong <narmstrong@kernel.org>
6 */
7
8 /dts-v1/;
9
10 #include "meson-gxbb.dtsi"
11 #include <dt-bindings/gpio/gpio.h>
12 #include <dt-bindings/input/input.h>
13 #include <dt-bindings/sound/meson-aiu.h>
14
15 / {
16 compatible = "nexbox,a95x", "amlogic,meson-gxbb";
17 model = "NEXBOX A95X";
18
19 aliases {
20 serial0 = &uart_AO;
21 ethernet0 = ðmac;
22 };
23
24 chosen {
25 stdout-path = "serial0:115200n8";
26 };
27
28 memory@0 {
29 device_type = "memory";
30 reg = <0x0 0x0 0x0 0x40000000>;
31 };
32
33 leds {
34 compatible = "gpio-leds";
35 led-blue {
36 label = "a95x:system-status";
37 gpios = <&gpio_ao GPIOAO_13 GPIO_ACTIVE_LOW>;
38 linux,default-trigger = "heartbeat";
39 default-state = "off";
40 };
41 };
42
43 gpio-keys-polled {
44 compatible = "gpio-keys-polled";
45 poll-interval = <100>;
46
47 button {
48 label = "reset";
49 linux,code = <KEY_RESTART>;
50 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_LOW>;
51 };
52 };
53
54 usb_pwr: regulator-usb-pwrs {
55 compatible = "regulator-fixed";
56
57 regulator-name = "USB_PWR";
58
59 regulator-min-microvolt = <5000000>;
60 regulator-max-microvolt = <5000000>;
61
62 gpio = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
63 enable-active-high;
64 };
65
66 vddio_card: gpio-regulator {
67 compatible = "regulator-gpio";
68
69 regulator-name = "VDDIO_CARD";
70 regulator-min-microvolt = <1800000>;
71 regulator-max-microvolt = <3300000>;
72
73 gpios = <&gpio_ao GPIOAO_5 GPIO_ACTIVE_HIGH>;
74 gpios-states = <1>;
75
76 /* Based on P200 schematics, signal CARD_1.8V/3.3V_CTR */
77 states = <1800000 0>,
78 <3300000 1>;
79 };
80
81 vddio_boot: regulator-vddio_boot {
82 compatible = "regulator-fixed";
83 regulator-name = "VDDIO_BOOT";
84 regulator-min-microvolt = <1800000>;
85 regulator-max-microvolt = <1800000>;
86 };
87
88 vddao_3v3: regulator-vddao_3v3 {
89 compatible = "regulator-fixed";
90 regulator-name = "VDDAO_3V3";
91 regulator-min-microvolt = <3300000>;
92 regulator-max-microvolt = <3300000>;
93 };
94
95 vcc_3v3: regulator-vcc_3v3 {
96 compatible = "regulator-fixed";
97 regulator-name = "VCC_3V3";
98 regulator-min-microvolt = <3300000>;
99 regulator-max-microvolt = <3300000>;
100 };
101
102 emmc_pwrseq: emmc-pwrseq {
103 compatible = "mmc-pwrseq-emmc";
104 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
105 };
106
107 wifi32k: wifi32k {
108 compatible = "pwm-clock";
109 #clock-cells = <0>;
110 clock-frequency = <32768>;
111 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
112 };
113
114 sdio_pwrseq: sdio-pwrseq {
115 compatible = "mmc-pwrseq-simple";
116 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
117 clocks = <&wifi32k>;
118 clock-names = "ext_clock";
119 };
120
121 cvbs-connector {
122 compatible = "composite-video-connector";
123
124 port {
125 cvbs_connector_in: endpoint {
126 remote-endpoint = <&cvbs_vdac_out>;
127 };
128 };
129 };
130
131 hdmi-connector {
132 compatible = "hdmi-connector";
133 type = "a";
134
135 port {
136 hdmi_connector_in: endpoint {
137 remote-endpoint = <&hdmi_tx_tmds_out>;
138 };
139 };
140 };
141
142 sound {
143 compatible = "amlogic,gx-sound-card";
144 model = "NEXBOX-A95X";
145 assigned-clocks = <&clkc CLKID_MPLL0>,
146 <&clkc CLKID_MPLL1>,
147 <&clkc CLKID_MPLL2>;
148 assigned-clock-parents = <0>, <0>, <0>;
149 assigned-clock-rates = <294912000>,
150 <270950400>,
151 <393216000>;
152 status = "okay";
153
154 dai-link-0 {
155 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
156 };
157
158 dai-link-1 {
159 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
160 dai-format = "i2s";
161 mclk-fs = <256>;
162
163 codec-0 {
164 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
165 };
166 };
167
168 dai-link-2 {
169 sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
170
171 codec-0 {
172 sound-dai = <&hdmi_tx>;
173 };
174 };
175 };
176 };
177
178 &aiu {
179 status = "okay";
180 };
181
182 &cvbs_vdac_port {
183 cvbs_vdac_out: endpoint {
184 remote-endpoint = <&cvbs_connector_in>;
185 };
186 };
187
188 &cec_AO {
189 status = "okay";
190 pinctrl-0 = <&ao_cec_pins>;
191 pinctrl-names = "default";
192 hdmi-phandle = <&hdmi_tx>;
193 };
194
195 ðmac {
196 status = "okay";
197 pinctrl-0 = <ð_rmii_pins>;
198 pinctrl-names = "default";
199
200 phy-handle = <ð_phy0>;
201 phy-mode = "rmii";
202
203 mdio {
204 compatible = "snps,dwmac-mdio";
205 #address-cells = <1>;
206 #size-cells = <0>;
207
208 eth_phy0: ethernet-phy@0 {
209 /* IC Plus IP101GR (0x02430c54) */
210 reg = <0>;
211
212 reset-assert-us = <10000>;
213 reset-deassert-us = <10000>;
214 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
215 };
216 };
217 };
218
219 &hdmi_tx {
220 status = "okay";
221 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
222 pinctrl-names = "default";
223 };
224
225 &hdmi_tx_tmds_port {
226 hdmi_tx_tmds_out: endpoint {
227 remote-endpoint = <&hdmi_connector_in>;
228 };
229 };
230
231 &ir {
232 status = "okay";
233 pinctrl-0 = <&remote_input_ao_pins>;
234 pinctrl-names = "default";
235 };
236
237 &pwm_ef {
238 status = "okay";
239 pinctrl-0 = <&pwm_e_pins>;
240 pinctrl-names = "default";
241 clocks = <&clkc CLKID_FCLK_DIV4>;
242 clock-names = "clkin0";
243 };
244
245 /* Wireless SDIO Module */
246 &sd_emmc_a {
247 status = "okay";
248 pinctrl-0 = <&sdio_pins>;
249 pinctrl-1 = <&sdio_clk_gate_pins>;
250 pinctrl-names = "default", "clk-gate";
251 #address-cells = <1>;
252 #size-cells = <0>;
253
254 bus-width = <4>;
255 cap-sd-highspeed;
256 max-frequency = <100000000>;
257
258 non-removable;
259 disable-wp;
260
261 /* WiFi firmware requires power to be kept while in suspend */
262 keep-power-in-suspend;
263
264 mmc-pwrseq = <&sdio_pwrseq>;
265
266 vmmc-supply = <&vddao_3v3>;
267 vqmmc-supply = <&vddio_boot>;
268 };
269
270 /* SD card */
271 &sd_emmc_b {
272 status = "okay";
273 pinctrl-0 = <&sdcard_pins>;
274 pinctrl-1 = <&sdcard_clk_gate_pins>;
275 pinctrl-names = "default", "clk-gate";
276
277 bus-width = <4>;
278 cap-sd-highspeed;
279 max-frequency = <50000000>;
280 disable-wp;
281
282 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
283
284 vmmc-supply = <&vddao_3v3>;
285 vqmmc-supply = <&vddio_card>;
286 };
287
288 /* eMMC */
289 &sd_emmc_c {
290 status = "okay";
291 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
292 pinctrl-1 = <&emmc_clk_gate_pins>;
293 pinctrl-names = "default", "clk-gate";
294
295 bus-width = <8>;
296 cap-mmc-highspeed;
297 max-frequency = <200000000>;
298 non-removable;
299 disable-wp;
300 mmc-ddr-1_8v;
301 mmc-hs200-1_8v;
302
303 mmc-pwrseq = <&emmc_pwrseq>;
304 vmmc-supply = <&vcc_3v3>;
305 vqmmc-supply = <&vddio_boot>;
306 };
307
308 &uart_AO {
309 status = "okay";
310 pinctrl-0 = <&uart_ao_a_pins>;
311 pinctrl-names = "default";
312 };
313
314 &usb0_phy {
315 status = "okay";
316 phy-supply = <&usb_pwr>;
317 };
318
319 &usb1_phy {
320 status = "okay";
321 };
322
323 &usb0 {
324 status = "okay";
325 };
326
327 &usb1 {
328 status = "okay";
329 };
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