1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2018 BayLibre, SAS.
4 * Author: Neil Armstrong <narmstrong@baylibre.com>
5 * Author: Jerome Brunet <jbrunet@baylibre.com>
6 */
7
8 /dts-v1/;
9
10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/sound/meson-aiu.h>
12
13 #include "meson-gxl-s805x.dtsi"
14
15 / {
16 compatible = "libretech,aml-s805x-ac", "amlogic,s805x",
17 "amlogic,meson-gxl";
18 model = "Libre Computer AML-S805X-AC";
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 cvbs-connector {
31 /*
32 * The pads are present but no connector is soldered on
33 * 2J2, so keep this off by default.
34 */
35 status = "disabled";
36 compatible = "composite-video-connector";
37
38 port {
39 cvbs_connector_in: endpoint {
40 remote-endpoint = <&cvbs_vdac_out>;
41 };
42 };
43 };
44
45 dc_5v: regulator-dc-5v {
46 compatible = "regulator-fixed";
47 regulator-name = "DC_5V";
48 regulator-min-microvolt = <5000000>;
49 regulator-max-microvolt = <5000000>;
50 regulator-always-on;
51 };
52
53 emmc_pwrseq: emmc-pwrseq {
54 compatible = "mmc-pwrseq-emmc";
55 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
56 };
57
58 hdmi-connector {
59 compatible = "hdmi-connector";
60 type = "a";
61
62 port {
63 hdmi_connector_in: endpoint {
64 remote-endpoint = <&hdmi_tx_tmds_out>;
65 };
66 };
67 };
68
69 memory@0 {
70 device_type = "memory";
71 reg = <0x0 0x0 0x0 0x20000000>;
72 };
73
74 vcck: regulator-vcck {
75 compatible = "regulator-fixed";
76 regulator-name = "VCCK";
77 regulator-min-microvolt = <3300000>;
78 regulator-max-microvolt = <3300000>;
79 vin-supply = <&dc_5v>;
80
81 /*
82 * This is controlled by GPIOAO_9 we reserve this but
83 * claiming it as done below reset the board anyway
84 * Need to investigate this
85 *
86 * gpio = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
87 * enable-active-high;
88 */
89 regulator-always-on;
90 };
91
92 vcc_3v3: regulator-vcc-3v3 {
93 compatible = "regulator-fixed";
94 regulator-name = "VCC_3V3";
95 regulator-min-microvolt = <3300000>;
96 regulator-max-microvolt = <3300000>;
97 vin-supply = <&dc_5v>;
98 regulator-always-on;
99 };
100
101 vddio_ao18: regulator-vddio-ao18 {
102 compatible = "regulator-fixed";
103 regulator-name = "VDDIO_AO18";
104 regulator-min-microvolt = <1800000>;
105 regulator-max-microvolt = <1800000>;
106 vin-supply = <&vcc_3v3>;
107 regulator-always-on;
108 };
109
110 vddio_boot: regulator-vddio-boot {
111 compatible = "regulator-fixed";
112 regulator-name = "VDDIO_BOOT";
113 regulator-min-microvolt = <1800000>;
114 regulator-max-microvolt = <1800000>;
115 vin-supply = <&vcc_3v3>;
116 regulator-always-on;
117 };
118
119 sound {
120 compatible = "amlogic,gx-sound-card";
121 model = "LIBRETECH-AC";
122 audio-widgets = "Speaker", "9J5-3 LEFT",
123 "Speaker", "9J5-2 RIGHT";
124 audio-routing = "9J5-3 LEFT", "ACODEC LOLN",
125 "9J5-2 RIGHT", "ACODEC LORN";
126 assigned-clocks = <&clkc CLKID_MPLL0>,
127 <&clkc CLKID_MPLL1>,
128 <&clkc CLKID_MPLL2>;
129 assigned-clock-parents = <0>, <0>, <0>;
130 assigned-clock-rates = <294912000>,
131 <270950400>,
132 <393216000>;
133
134 dai-link-0 {
135 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
136 };
137
138 dai-link-1 {
139 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
140 dai-format = "i2s";
141 mclk-fs = <256>;
142
143 codec-0 {
144 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
145 };
146
147 codec-1 {
148 sound-dai = <&aiu AIU_ACODEC CTRL_I2S>;
149 };
150 };
151
152 dai-link-2 {
153 sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
154
155 codec-0 {
156 sound-dai = <&hdmi_tx>;
157 };
158 };
159
160 dai-link-3 {
161 sound-dai = <&aiu AIU_ACODEC CTRL_OUT>;
162
163 codec-0 {
164 sound-dai = <&acodec>;
165 };
166 };
167 };
168 };
169
170 &acodec {
171 AVDD-supply = <&vddio_ao18>;
172 status = "okay";
173 };
174
175 &aiu {
176 status = "okay";
177 };
178
179 &cec_AO {
180 status = "okay";
181 pinctrl-0 = <&ao_cec_pins>;
182 pinctrl-names = "default";
183 hdmi-phandle = <&hdmi_tx>;
184 };
185
186 &cvbs_vdac_port {
187 cvbs_vdac_out: endpoint {
188 remote-endpoint = <&cvbs_connector_in>;
189 };
190 };
191
192 ðmac {
193 status = "okay";
194 };
195
196 &internal_phy {
197 pinctrl-0 = <ð_link_led_pins>, <ð_act_led_pins>;
198 pinctrl-names = "default";
199 };
200
201 &ir {
202 status = "okay";
203 pinctrl-0 = <&remote_input_ao_pins>;
204 pinctrl-names = "default";
205 };
206
207 &hdmi_tx {
208 status = "okay";
209 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
210 pinctrl-names = "default";
211 };
212
213 &hdmi_tx_tmds_port {
214 hdmi_tx_tmds_out: endpoint {
215 remote-endpoint = <&hdmi_connector_in>;
216 };
217 };
218
219 &gpio_ao {
220 gpio-line-names = "UART TX",
221 "UART RX",
222 "7J1 Header Pin31",
223 "", "", "", "",
224 "IR In",
225 "HDMI CEC",
226 "5V VCCK Regulator",
227 /* GPIO_TEST_N */
228 "";
229 };
230
231 &gpio {
232 gpio-line-names = /* Bank GPIOZ */
233 "", "", "", "", "", "", "",
234 "", "", "", "", "", "", "",
235 "Eth Link LED", "Eth Activity LED",
236 /* Bank GPIOH */
237 "HDMI HPD", "HDMI SDA", "HDMI SCL",
238 "", "7J1 Header Pin13",
239 "7J1 Header Pin15",
240 "7J1 Header Pin7",
241 "7J1 Header Pin12",
242 "7J1 Header Pin16",
243 "7J1 Header Pin18",
244 /* Bank BOOT */
245 "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3",
246 "eMMC D4", "eMMC D5", "eMMC D6", "eMMC D7",
247 "eMMC Clk", "eMMC Reset", "eMMC CMD",
248 "SPI NOR MOSI", "SPI NOR MISO", "SPI NOR Clk",
249 "", "SPI NOR Chip Select",
250 /* Bank CARD */
251 "", "", "", "", "", "", "",
252 /* Bank GPIODV */
253 "", "", "", "", "", "", "", "", "", "", "", "",
254 "", "", "", "", "", "", "", "", "", "", "", "",
255 "7J1 Header Pin27", "7J1 Header Pin28", "",
256 "7J1 Header Pin29",
257 "VCCK Regulator", "VDDEE Regulator",
258 /* Bank GPIOX */
259 "7J1 Header Pin22", "7J1 Header Pin26",
260 "7J1 Header Pin36", "7J1 Header Pin38",
261 "7J1 Header Pin40", "7J1 Header Pin37",
262 "7J1 Header Pin33", "7J1 Header Pin35",
263 "7J1 Header Pin19", "7J1 Header Pin21",
264 "7J1 Header Pin24", "7J1 Header Pin23",
265 "7J1 Header Pin8", "7J1 Header Pin10",
266 "", "", "7J1 Header Pin32", "", "",
267 /* Bank GPIOCLK */
268 "", "";
269 };
270
271 &saradc {
272 status = "okay";
273 vref-supply = <&vddio_boot>;
274 };
275
276 /* eMMC */
277 &sd_emmc_c {
278 status = "okay";
279 pinctrl-0 = <&emmc_pins>;
280 pinctrl-1 = <&emmc_clk_gate_pins>;
281 pinctrl-names = "default", "clk-gate";
282
283 bus-width = <8>;
284 cap-mmc-highspeed;
285 mmc-ddr-1_8v;
286 mmc-hs200-1_8v;
287 max-frequency = <200000000>;
288 disable-wp;
289
290 mmc-pwrseq = <&emmc_pwrseq>;
291 vmmc-supply = <&vcc_3v3>;
292 vqmmc-supply = <&vddio_boot>;
293 };
294
295 &spifc {
296 status = "okay";
297 pinctrl-0 = <&nor_pins>;
298 pinctrl-names = "default";
299
300 w25q32: flash@0 {
301 #address-cells = <1>;
302 #size-cells = <1>;
303 compatible = "jedec,spi-nor";
304 reg = <0>;
305 spi-max-frequency = <3000000>;
306 };
307 };
308
309 &uart_AO {
310 status = "okay";
311 pinctrl-0 = <&uart_ao_a_pins>;
312 pinctrl-names = "default";
313 };
314
315 &usb {
316 status = "okay";
317 dr_mode = "host";
318 };
Linux® is a registered trademark of Linus Torvalds in the United States and other countries.
TOMOYO® is a registered trademark of NTT DATA CORPORATION.