1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2020 BayLibre, SAS.
4 * Author: Jerome Brunet <jbrunet@baylibre.com>
5 */
6
7 /dts-v1/;
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 #include "meson-gxl-s905x.dtsi"
14
15 / {
16 compatible = "libretech,aml-s905x-cc-v2", "amlogic,s905x",
17 "amlogic,meson-gxl";
18 model = "Libre Computer AML-S905X-CC V2";
19
20 aliases {
21 serial0 = &uart_AO;
22 ethernet0 = ðmac;
23 spi0 = &spifc;
24 };
25
26 chosen {
27 stdout-path = "serial0:115200n8";
28 };
29
30 emmc_pwrseq: emmc-pwrseq {
31 compatible = "mmc-pwrseq-emmc";
32 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
33 };
34
35 hdmi-connector {
36 compatible = "hdmi-connector";
37 type = "a";
38
39 port {
40 hdmi_connector_in: endpoint {
41 remote-endpoint = <&hdmi_tx_tmds_out>;
42 };
43 };
44 };
45
46 leds {
47 compatible = "gpio-leds";
48
49 led-blue {
50 color = <LED_COLOR_ID_BLUE>;
51 function = LED_FUNCTION_STATUS;
52 gpios = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
53 linux,default-trigger = "heartbeat";
54 panic-indicator;
55 };
56
57 led-green {
58 color = <LED_COLOR_ID_GREEN>;
59 function = LED_FUNCTION_DISK_ACTIVITY;
60 gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
61 linux,default-trigger = "disk-activity";
62 };
63 };
64
65 memory@0 {
66 device_type = "memory";
67 reg = <0x0 0x0 0x0 0x80000000>;
68 };
69
70 ao_5v: regulator-ao-5v {
71 compatible = "regulator-fixed";
72 regulator-name = "AO_5V";
73 regulator-min-microvolt = <5000000>;
74 regulator-max-microvolt = <5000000>;
75 vin-supply = <&dc_in>;
76 regulator-always-on;
77 };
78
79 dc_in: regulator-dc-in {
80 compatible = "regulator-fixed";
81 regulator-name = "DC_IN";
82 regulator-min-microvolt = <5000000>;
83 regulator-max-microvolt = <5000000>;
84 regulator-always-on;
85 };
86
87 vcck: regulator-vcck {
88 compatible = "regulator-fixed";
89 regulator-name = "VCCK";
90 regulator-min-microvolt = <3300000>;
91 regulator-max-microvolt = <3300000>;
92 vin-supply = <&ao_5v>;
93 regulator-always-on;
94 };
95
96 vcc_card: regulator-vcc-card {
97 compatible = "regulator-fixed";
98 regulator-name = "VCC_CARD";
99 regulator-min-microvolt = <3300000>;
100 regulator-max-microvolt = <3300000>;
101 vin-supply = <&vddio_ao3v3>;
102
103 gpio = <&gpio GPIOCLK_1 GPIO_ACTIVE_HIGH>;
104 enable-active-high;
105 };
106
107 vcc5v: regulator-vcc5v {
108 compatible = "regulator-fixed";
109 regulator-name = "VCC5V";
110 regulator-min-microvolt = <5000000>;
111 regulator-max-microvolt = <5000000>;
112 vin-supply = <&ao_5v>;
113
114 gpio = <&gpio GPIOH_3 GPIO_OPEN_DRAIN>;
115 };
116
117 vddio_ao3v3: regulator-vddio-ao3v3 {
118 compatible = "regulator-fixed";
119 regulator-name = "VDDIO_AO3V3";
120 regulator-min-microvolt = <3300000>;
121 regulator-max-microvolt = <3300000>;
122 vin-supply = <&ao_5v>;
123 regulator-always-on;
124 };
125
126 vddio_card: regulator-vddio-card {
127 compatible = "regulator-gpio";
128 regulator-name = "VDDIO_CARD";
129 regulator-min-microvolt = <1800000>;
130 regulator-max-microvolt = <3300000>;
131
132 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
133 gpios-states = <0>;
134
135 states = <3300000 0>,
136 <1800000 1>;
137
138 regulator-settling-time-up-us = <200>;
139 regulator-settling-time-down-us = <50000>;
140 };
141
142 vddio_ao18: regulator-vddio-ao18 {
143 compatible = "regulator-fixed";
144 regulator-name = "VDDIO_AO18";
145 regulator-min-microvolt = <1800000>;
146 regulator-max-microvolt = <1800000>;
147 vin-supply = <&vddio_ao3v3>;
148 regulator-always-on;
149 };
150
151 vcc_1v8: regulator-vcc-1v8 {
152 compatible = "regulator-fixed";
153 regulator-name = "VCC 1V8";
154 regulator-min-microvolt = <1800000>;
155 regulator-max-microvolt = <1800000>;
156 vin-supply = <&vddio_ao3v3>;
157 regulator-always-on;
158 };
159
160 sound {
161 compatible = "amlogic,gx-sound-card";
162 model = "LIBRETECH-CC-V2";
163 assigned-clocks = <&clkc CLKID_MPLL0>,
164 <&clkc CLKID_MPLL1>,
165 <&clkc CLKID_MPLL2>;
166 assigned-clock-parents = <0>, <0>, <0>;
167 assigned-clock-rates = <294912000>,
168 <270950400>,
169 <393216000>;
170
171 dai-link-0 {
172 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
173 };
174
175 dai-link-1 {
176 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
177 dai-format = "i2s";
178 mclk-fs = <256>;
179
180 codec-0 {
181 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
182 };
183 };
184
185 dai-link-2 {
186 sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
187
188 codec-0 {
189 sound-dai = <&hdmi_tx>;
190 };
191 };
192 };
193 };
194
195 &aiu {
196 status = "okay";
197 };
198
199 &cec_AO {
200 status = "okay";
201 pinctrl-0 = <&ao_cec_pins>;
202 pinctrl-names = "default";
203 hdmi-phandle = <&hdmi_tx>;
204 };
205
206 ðmac {
207 status = "okay";
208 };
209
210 &internal_phy {
211 pinctrl-0 = <ð_link_led_pins>, <ð_act_led_pins>;
212 pinctrl-names = "default";
213 };
214
215 &ir {
216 status = "okay";
217 pinctrl-0 = <&remote_input_ao_pins>;
218 pinctrl-names = "default";
219 };
220
221 &hdmi_tx {
222 status = "okay";
223 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
224 hdmi-supply = <&vcc5v>;
225 pinctrl-names = "default";
226 };
227
228 &hdmi_tx_tmds_port {
229 hdmi_tx_tmds_out: endpoint {
230 remote-endpoint = <&hdmi_connector_in>;
231 };
232 };
233
234 &saradc {
235 status = "okay";
236 vref-supply = <&vddio_ao18>;
237 };
238
239 /* SD card */
240 &sd_emmc_b {
241 pinctrl-0 = <&sdcard_pins>;
242 pinctrl-1 = <&sdcard_clk_gate_pins>;
243 pinctrl-names = "default", "clk-gate";
244
245 bus-width = <4>;
246 cap-sd-highspeed;
247 sd-uhs-sdr12;
248 sd-uhs-sdr25;
249 sd-uhs-sdr50;
250 sd-uhs-ddr50;
251 max-frequency = <100000000>;
252 disable-wp;
253
254 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
255
256 vmmc-supply = <&vcc_card>;
257 vqmmc-supply = <&vddio_card>;
258
259 status = "okay";
260 };
261
262 /* eMMC */
263 &sd_emmc_c {
264 pinctrl-0 = <&emmc_pins>;
265 pinctrl-1 = <&emmc_clk_gate_pins>;
266 pinctrl-names = "default", "clk-gate";
267
268 bus-width = <8>;
269 cap-mmc-highspeed;
270 mmc-hs200-1_8v;
271 max-frequency = <200000000>;
272 disable-wp;
273
274 mmc-pwrseq = <&emmc_pwrseq>;
275 vmmc-supply = <&vddio_ao3v3>;
276 vqmmc-supply = <&vcc_1v8>;
277
278 status = "okay";
279 };
280
281 &spifc {
282 status = "okay";
283 pinctrl-0 = <&nor_pins>;
284 pinctrl-names = "default";
285
286 nor_4u1: flash@0 {
287 #address-cells = <1>;
288 #size-cells = <1>;
289 compatible = "jedec,spi-nor";
290 reg = <0>;
291 spi-max-frequency = <3000000>;
292 };
293 };
294
295 &uart_AO {
296 status = "okay";
297 pinctrl-0 = <&uart_ao_a_pins>;
298 pinctrl-names = "default";
299 };
300
301 &usb {
302 status = "okay";
303 dr_mode = "host";
304 };
305
306 &usb2_phy0 {
307 phy-supply = <&vcc5v>;
308 };
309
310 &usb2_phy1 {
311 phy-supply = <&vcc5v>;
312 };
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