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Tom Rini53633a82024-02-29 12:33:36 -05001// 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 = &ethmac;
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
153 dai-link-0 {
154 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
155 };
156
157 dai-link-1 {
158 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
159 dai-format = "i2s";
160 mclk-fs = <256>;
161
162 codec-0 {
163 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
164 };
165 };
166
167 dai-link-2 {
168 sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
169
170 codec-0 {
171 sound-dai = <&hdmi_tx>;
172 };
173 };
174 };
175};
176
177&aiu {
178 status = "okay";
179};
180
181&cvbs_vdac_port {
182 cvbs_vdac_out: endpoint {
183 remote-endpoint = <&cvbs_connector_in>;
184 };
185};
186
187&cec_AO {
188 status = "okay";
189 pinctrl-0 = <&ao_cec_pins>;
190 pinctrl-names = "default";
191 hdmi-phandle = <&hdmi_tx>;
192};
193
194&ethmac {
195 status = "okay";
196 pinctrl-0 = <&eth_rmii_pins>;
197 pinctrl-names = "default";
198
199 phy-handle = <&eth_phy0>;
200 phy-mode = "rmii";
201
202 mdio {
203 compatible = "snps,dwmac-mdio";
204 #address-cells = <1>;
205 #size-cells = <0>;
206
207 eth_phy0: ethernet-phy@0 {
208 /* IC Plus IP101GR (0x02430c54) */
209 reg = <0>;
210
211 reset-assert-us = <10000>;
212 reset-deassert-us = <10000>;
213 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
214 };
215 };
216};
217
218&hdmi_tx {
219 status = "okay";
220 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
221 pinctrl-names = "default";
222};
223
224&hdmi_tx_tmds_port {
225 hdmi_tx_tmds_out: endpoint {
226 remote-endpoint = <&hdmi_connector_in>;
227 };
228};
229
230&ir {
231 status = "okay";
232 pinctrl-0 = <&remote_input_ao_pins>;
233 pinctrl-names = "default";
234};
235
236&pwm_ef {
237 status = "okay";
238 pinctrl-0 = <&pwm_e_pins>;
239 pinctrl-names = "default";
240 clocks = <&clkc CLKID_FCLK_DIV4>;
241 clock-names = "clkin0";
242};
243
244/* Wireless SDIO Module */
245&sd_emmc_a {
246 status = "okay";
247 pinctrl-0 = <&sdio_pins>;
248 pinctrl-1 = <&sdio_clk_gate_pins>;
249 pinctrl-names = "default", "clk-gate";
250 #address-cells = <1>;
251 #size-cells = <0>;
252
253 bus-width = <4>;
254 cap-sd-highspeed;
255 max-frequency = <100000000>;
256
257 non-removable;
258 disable-wp;
259
260 /* WiFi firmware requires power to be kept while in suspend */
261 keep-power-in-suspend;
262
263 mmc-pwrseq = <&sdio_pwrseq>;
264
265 vmmc-supply = <&vddao_3v3>;
266 vqmmc-supply = <&vddio_boot>;
267};
268
269/* SD card */
270&sd_emmc_b {
271 status = "okay";
272 pinctrl-0 = <&sdcard_pins>;
273 pinctrl-1 = <&sdcard_clk_gate_pins>;
274 pinctrl-names = "default", "clk-gate";
275
276 bus-width = <4>;
277 cap-sd-highspeed;
278 max-frequency = <50000000>;
279 disable-wp;
280
281 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
282
283 vmmc-supply = <&vddao_3v3>;
284 vqmmc-supply = <&vddio_card>;
285};
286
287/* eMMC */
288&sd_emmc_c {
289 status = "okay";
290 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
291 pinctrl-1 = <&emmc_clk_gate_pins>;
292 pinctrl-names = "default", "clk-gate";
293
294 bus-width = <8>;
295 cap-mmc-highspeed;
296 max-frequency = <200000000>;
297 non-removable;
298 disable-wp;
299 mmc-ddr-1_8v;
300 mmc-hs200-1_8v;
301
302 mmc-pwrseq = <&emmc_pwrseq>;
303 vmmc-supply = <&vcc_3v3>;
304 vqmmc-supply = <&vddio_boot>;
305};
306
307&uart_AO {
308 status = "okay";
309 pinctrl-0 = <&uart_ao_a_pins>;
310 pinctrl-names = "default";
311};
312
313&usb0_phy {
314 status = "okay";
315 phy-supply = <&usb_pwr>;
316};
317
318&usb1_phy {
319 status = "okay";
320};
321
322&usb0 {
323 status = "okay";
324};
325
326&usb1 {
327 status = "okay";
328};