1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT) 1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /* 2 /*
3 * Copyright (c) 2017 BayLibre, SAS. 3 * Copyright (c) 2017 BayLibre, SAS.
4 * Author: Neil Armstrong <narmstrong@baylibre. 4 * Author: Neil Armstrong <narmstrong@baylibre.com>
5 * Author: Jerome Brunet <jbrunet@baylibre.com> 5 * Author: Jerome Brunet <jbrunet@baylibre.com>
6 */ 6 */
7 7
8 /dts-v1/; 8 /dts-v1/;
9 9
10 #include <dt-bindings/input/input.h> 10 #include <dt-bindings/input/input.h>
11 #include <dt-bindings/sound/meson-aiu.h> 11 #include <dt-bindings/sound/meson-aiu.h>
12 12
13 #include "meson-gxl-s905x.dtsi" 13 #include "meson-gxl-s905x.dtsi"
14 14
15 / { 15 / {
16 compatible = "libretech,aml-s905x-cc", 16 compatible = "libretech,aml-s905x-cc", "amlogic,s905x",
17 "amlogic,meson-gxl"; 17 "amlogic,meson-gxl";
18 model = "Libre Computer AML-S905X-CC"; 18 model = "Libre Computer AML-S905X-CC";
19 19
20 aliases { 20 aliases {
21 serial0 = &uart_AO; 21 serial0 = &uart_AO;
22 ethernet0 = ðmac; 22 ethernet0 = ðmac;
23 }; 23 };
24 24
25 dio2133: analog-amplifier { 25 dio2133: analog-amplifier {
26 compatible = "simple-audio-amp 26 compatible = "simple-audio-amplifier";
27 sound-name-prefix = "AU2"; 27 sound-name-prefix = "AU2";
28 VCC-supply = <&hdmi_5v>; 28 VCC-supply = <&hdmi_5v>;
29 enable-gpios = <&gpio GPIOH_5 29 enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
30 }; 30 };
31 31
32 chosen { 32 chosen {
33 stdout-path = "serial0:115200n 33 stdout-path = "serial0:115200n8";
34 }; 34 };
35 35
36 cvbs-connector { 36 cvbs-connector {
37 compatible = "composite-video- 37 compatible = "composite-video-connector";
38 38
39 port { 39 port {
40 cvbs_connector_in: end 40 cvbs_connector_in: endpoint {
41 remote-endpoin 41 remote-endpoint = <&cvbs_vdac_out>;
42 }; 42 };
43 }; 43 };
44 }; 44 };
45 45
46 emmc_pwrseq: emmc-pwrseq { 46 emmc_pwrseq: emmc-pwrseq {
47 compatible = "mmc-pwrseq-emmc" 47 compatible = "mmc-pwrseq-emmc";
48 reset-gpios = <&gpio BOOT_9 GP 48 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
49 }; 49 };
50 50
51 hdmi-connector { 51 hdmi-connector {
52 compatible = "hdmi-connector"; 52 compatible = "hdmi-connector";
53 type = "a"; 53 type = "a";
54 54
55 port { 55 port {
56 hdmi_connector_in: end 56 hdmi_connector_in: endpoint {
57 remote-endpoin 57 remote-endpoint = <&hdmi_tx_tmds_out>;
58 }; 58 };
59 }; 59 };
60 }; 60 };
61 61
62 leds { 62 leds {
63 compatible = "gpio-leds"; 63 compatible = "gpio-leds";
64 64
65 led-system { 65 led-system {
66 label = "librecomputer 66 label = "librecomputer:system-status";
67 gpios = <&gpio GPIODV_ 67 gpios = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
68 default-state = "on"; 68 default-state = "on";
69 panic-indicator; 69 panic-indicator;
70 }; 70 };
71 71
72 led-blue { 72 led-blue {
73 label = "librecomputer 73 label = "librecomputer:blue";
74 gpios = <&gpio_ao GPIO 74 gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
75 linux,default-trigger 75 linux,default-trigger = "heartbeat";
76 }; 76 };
77 }; 77 };
78 78
79 memory@0 { 79 memory@0 {
80 device_type = "memory"; 80 device_type = "memory";
81 reg = <0x0 0x0 0x0 0x80000000> 81 reg = <0x0 0x0 0x0 0x80000000>;
82 }; 82 };
83 83
84 hdmi_5v: regulator-hdmi-5v { 84 hdmi_5v: regulator-hdmi-5v {
85 compatible = "regulator-fixed" 85 compatible = "regulator-fixed";
86 86
87 regulator-name = "HDMI_5V"; 87 regulator-name = "HDMI_5V";
88 regulator-min-microvolt = <500 88 regulator-min-microvolt = <5000000>;
89 regulator-max-microvolt = <500 89 regulator-max-microvolt = <5000000>;
90 90
91 gpio = <&gpio GPIOH_3 GPIO_ACT 91 gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
92 enable-active-high; 92 enable-active-high;
93 regulator-always-on; 93 regulator-always-on;
94 }; 94 };
95 95
96 vcc_3v3: regulator-vcc-3v3 { !! 96 vcc_3v3: regulator-vcc_3v3 {
97 compatible = "regulator-fixed" 97 compatible = "regulator-fixed";
98 regulator-name = "VCC_3V3"; 98 regulator-name = "VCC_3V3";
99 regulator-min-microvolt = <330 99 regulator-min-microvolt = <3300000>;
100 regulator-max-microvolt = <330 100 regulator-max-microvolt = <3300000>;
101 }; 101 };
102 102
103 vcc_card: regulator-vcc-card { 103 vcc_card: regulator-vcc-card {
104 compatible = "regulator-gpio"; 104 compatible = "regulator-gpio";
105 105
106 regulator-name = "VCC_CARD"; 106 regulator-name = "VCC_CARD";
107 regulator-min-microvolt = <180 107 regulator-min-microvolt = <1800000>;
108 regulator-max-microvolt = <330 108 regulator-max-microvolt = <3300000>;
109 109
110 gpios = <&gpio_ao GPIOAO_3 GPI 110 gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
111 gpios-states = <0>; 111 gpios-states = <0>;
112 112
113 states = <3300000 0>, 113 states = <3300000 0>,
114 <1800000 1>; 114 <1800000 1>;
115 115
116 regulator-settling-time-up-us 116 regulator-settling-time-up-us = <200>;
117 regulator-settling-time-down-u 117 regulator-settling-time-down-us = <50000>;
118 }; 118 };
119 119
120 vddio_ao18: regulator-vddio-ao18 { !! 120 vddio_ao18: regulator-vddio_ao18 {
121 compatible = "regulator-fixed" 121 compatible = "regulator-fixed";
122 regulator-name = "VDDIO_AO18"; 122 regulator-name = "VDDIO_AO18";
123 regulator-min-microvolt = <180 123 regulator-min-microvolt = <1800000>;
124 regulator-max-microvolt = <180 124 regulator-max-microvolt = <1800000>;
125 }; 125 };
126 126
127 /* This is provided by LDOs on the eMM 127 /* This is provided by LDOs on the eMMC daugther card */
128 vddio_boot: regulator-vddio-boot { !! 128 vddio_boot: regulator-vddio_boot {
129 compatible = "regulator-fixed" 129 compatible = "regulator-fixed";
130 regulator-name = "VDDIO_BOOT"; 130 regulator-name = "VDDIO_BOOT";
131 regulator-min-microvolt = <180 131 regulator-min-microvolt = <1800000>;
132 regulator-max-microvolt = <180 132 regulator-max-microvolt = <1800000>;
133 vin-supply = <&vcc_3v3>; 133 vin-supply = <&vcc_3v3>;
134 }; 134 };
135 135
136 sound { 136 sound {
137 compatible = "amlogic,gx-sound 137 compatible = "amlogic,gx-sound-card";
138 model = "LIBRETECH-CC"; 138 model = "LIBRETECH-CC";
139 audio-aux-devs = <&dio2133>; 139 audio-aux-devs = <&dio2133>;
140 audio-widgets = "Line", "Lineo 140 audio-widgets = "Line", "Lineout";
141 audio-routing = "AU2 INL", "AC 141 audio-routing = "AU2 INL", "ACODEC LOLN",
142 "AU2 INR", "AC 142 "AU2 INR", "ACODEC LORN",
143 "Lineout", "AU 143 "Lineout", "AU2 OUTL",
144 "Lineout", "AU 144 "Lineout", "AU2 OUTR";
145 clocks = <&clkc CLKID_MPLL0>, <<
146 <&clkc CLKID_MPLL1>, <<
147 <&clkc CLKID_MPLL2>; <<
148 <<
149 assigned-clocks = <&clkc CLKID 145 assigned-clocks = <&clkc CLKID_MPLL0>,
150 <&clkc CLKID 146 <&clkc CLKID_MPLL1>,
151 <&clkc CLKID 147 <&clkc CLKID_MPLL2>;
152 assigned-clock-parents = <0>, 148 assigned-clock-parents = <0>, <0>, <0>;
153 assigned-clock-rates = <294912 149 assigned-clock-rates = <294912000>,
154 <270950 150 <270950400>,
155 <393216 151 <393216000>;
156 152
157 dai-link-0 { 153 dai-link-0 {
158 sound-dai = <&aiu AIU_ 154 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
159 }; 155 };
160 156
161 dai-link-1 { 157 dai-link-1 {
162 sound-dai = <&aiu AIU_ 158 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
163 dai-format = "i2s"; 159 dai-format = "i2s";
164 mclk-fs = <256>; 160 mclk-fs = <256>;
165 161
166 codec-0 { 162 codec-0 {
167 sound-dai = <& 163 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
168 }; 164 };
169 165
170 codec-1 { 166 codec-1 {
171 sound-dai = <& 167 sound-dai = <&aiu AIU_ACODEC CTRL_I2S>;
172 }; 168 };
173 }; 169 };
174 170
175 dai-link-2 { 171 dai-link-2 {
176 sound-dai = <&aiu AIU_ 172 sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
177 173
178 codec-0 { 174 codec-0 {
179 sound-dai = <& 175 sound-dai = <&hdmi_tx>;
180 }; 176 };
181 }; 177 };
182 178
183 dai-link-3 { 179 dai-link-3 {
184 sound-dai = <&aiu AIU_ 180 sound-dai = <&aiu AIU_ACODEC CTRL_OUT>;
185 181
186 codec-0 { 182 codec-0 {
187 sound-dai = <& 183 sound-dai = <&acodec>;
188 }; 184 };
189 }; 185 };
190 }; 186 };
191 }; 187 };
192 188
193 &acodec { 189 &acodec {
194 AVDD-supply = <&vddio_ao18>; 190 AVDD-supply = <&vddio_ao18>;
195 status = "okay"; 191 status = "okay";
196 }; 192 };
197 193
198 &aiu { 194 &aiu {
199 status = "okay"; 195 status = "okay";
200 }; 196 };
201 197
202 &cec_AO { 198 &cec_AO {
203 status = "okay"; 199 status = "okay";
204 pinctrl-0 = <&ao_cec_pins>; 200 pinctrl-0 = <&ao_cec_pins>;
205 pinctrl-names = "default"; 201 pinctrl-names = "default";
206 hdmi-phandle = <&hdmi_tx>; 202 hdmi-phandle = <&hdmi_tx>;
207 }; 203 };
208 204
209 &cvbs_vdac_port { 205 &cvbs_vdac_port {
210 cvbs_vdac_out: endpoint { 206 cvbs_vdac_out: endpoint {
211 remote-endpoint = <&cvbs_conne 207 remote-endpoint = <&cvbs_connector_in>;
212 }; 208 };
213 }; 209 };
214 210
215 ðmac { 211 ðmac {
216 status = "okay"; 212 status = "okay";
217 }; 213 };
218 214
219 &internal_phy { 215 &internal_phy {
220 pinctrl-0 = <ð_link_led_pins>, <&et 216 pinctrl-0 = <ð_link_led_pins>, <ð_act_led_pins>;
221 pinctrl-names = "default"; 217 pinctrl-names = "default";
222 }; 218 };
223 219
224 &ir { 220 &ir {
225 status = "okay"; 221 status = "okay";
226 pinctrl-0 = <&remote_input_ao_pins>; 222 pinctrl-0 = <&remote_input_ao_pins>;
227 pinctrl-names = "default"; 223 pinctrl-names = "default";
228 }; 224 };
229 225
230 &hdmi_tx { 226 &hdmi_tx {
231 status = "okay"; 227 status = "okay";
232 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i 228 pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
233 pinctrl-names = "default"; 229 pinctrl-names = "default";
234 hdmi-supply = <&hdmi_5v>; 230 hdmi-supply = <&hdmi_5v>;
235 }; 231 };
236 232
237 &hdmi_tx_tmds_port { 233 &hdmi_tx_tmds_port {
238 hdmi_tx_tmds_out: endpoint { 234 hdmi_tx_tmds_out: endpoint {
239 remote-endpoint = <&hdmi_conne 235 remote-endpoint = <&hdmi_connector_in>;
240 }; 236 };
241 }; 237 };
242 238
243 &gpio_ao { 239 &gpio_ao {
244 gpio-line-names = "UART TX", 240 gpio-line-names = "UART TX",
245 "UART RX", 241 "UART RX",
246 "Blue LED", 242 "Blue LED",
247 "SDCard Voltage Swit 243 "SDCard Voltage Switch",
248 "7J1 Header Pin5", 244 "7J1 Header Pin5",
249 "7J1 Header Pin3", 245 "7J1 Header Pin3",
250 "7J1 Header Pin12", 246 "7J1 Header Pin12",
251 "IR In", 247 "IR In",
252 "9J3 Switch HDMI CEC 248 "9J3 Switch HDMI CEC/7J1 Header Pin11",
253 "7J1 Header Pin13", 249 "7J1 Header Pin13",
254 /* GPIO_TEST_N */ 250 /* GPIO_TEST_N */
255 "7J1 Header Pin15"; 251 "7J1 Header Pin15";
256 }; 252 };
257 253
258 &gpio { 254 &gpio {
259 gpio-line-names = /* Bank GPIOZ */ 255 gpio-line-names = /* Bank GPIOZ */
260 "", "", "", "", "", 256 "", "", "", "", "", "", "",
261 "", "", "", "", "", 257 "", "", "", "", "", "", "",
262 "Eth Link LED", "Eth 258 "Eth Link LED", "Eth Activity LED",
263 /* Bank GPIOH */ 259 /* Bank GPIOH */
264 "HDMI HPD", "HDMI SD 260 "HDMI HPD", "HDMI SDA", "HDMI SCL",
265 "HDMI_5V_EN", "9J1 H 261 "HDMI_5V_EN", "9J1 Header Pin2",
266 "Analog Audio Mute", 262 "Analog Audio Mute",
267 "2J3 Header Pin6", 263 "2J3 Header Pin6",
268 "2J3 Header Pin5", 264 "2J3 Header Pin5",
269 "2J3 Header Pin4", 265 "2J3 Header Pin4",
270 "2J3 Header Pin3", 266 "2J3 Header Pin3",
271 /* Bank BOOT */ 267 /* Bank BOOT */
272 "eMMC D0", "eMMC D1" 268 "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3",
273 "eMMC D4", "eMMC D5" 269 "eMMC D4", "eMMC D5", "eMMC D6", "eMMC D7",
274 "eMMC Clk", "eMMC Re 270 "eMMC Clk", "eMMC Reset", "eMMC CMD",
275 "ALT BOOT MODE", "", 271 "ALT BOOT MODE", "", "", "", "eMMC Data Strobe",
276 /* Bank CARD */ 272 /* Bank CARD */
277 "SDCard D1", "SDCard 273 "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
278 "SDCard D3", "SDCard 274 "SDCard D3", "SDCard D2", "SDCard Det",
279 /* Bank GPIODV */ 275 /* Bank GPIODV */
280 "", "", "", "", "", 276 "", "", "", "", "", "", "", "", "", "", "", "",
281 "", "", "", "", "", 277 "", "", "", "", "", "", "", "", "", "", "", "",
282 "Green LED", "VCCK E 278 "Green LED", "VCCK Enable",
283 "7J1 Header Pin27", 279 "7J1 Header Pin27", "7J1 Header Pin28",
284 "VCCK Regulator", "V 280 "VCCK Regulator", "VDDEE Regulator",
285 /* Bank GPIOX */ 281 /* Bank GPIOX */
286 "7J1 Header Pin22", 282 "7J1 Header Pin22", "7J1 Header Pin26",
287 "7J1 Header Pin36", 283 "7J1 Header Pin36", "7J1 Header Pin38",
288 "7J1 Header Pin40", 284 "7J1 Header Pin40", "7J1 Header Pin37",
289 "7J1 Header Pin33", 285 "7J1 Header Pin33", "7J1 Header Pin35",
290 "7J1 Header Pin19", 286 "7J1 Header Pin19", "7J1 Header Pin21",
291 "7J1 Header Pin24", 287 "7J1 Header Pin24", "7J1 Header Pin23",
292 "7J1 Header Pin8", " 288 "7J1 Header Pin8", "7J1 Header Pin10",
293 "7J1 Header Pin16", 289 "7J1 Header Pin16", "7J1 Header Pin18",
294 "7J1 Header Pin32", 290 "7J1 Header Pin32", "7J1 Header Pin29",
295 "7J1 Header Pin31", 291 "7J1 Header Pin31",
296 /* Bank GPIOCLK */ 292 /* Bank GPIOCLK */
297 "7J1 Header Pin7", " 293 "7J1 Header Pin7", "";
298 }; 294 };
299 295
300 &saradc { 296 &saradc {
301 status = "okay"; 297 status = "okay";
302 vref-supply = <&vddio_ao18>; 298 vref-supply = <&vddio_ao18>;
303 }; 299 };
304 300
305 /* SD card */ 301 /* SD card */
306 &sd_emmc_b { 302 &sd_emmc_b {
307 status = "okay"; 303 status = "okay";
308 pinctrl-0 = <&sdcard_pins>; 304 pinctrl-0 = <&sdcard_pins>;
309 pinctrl-1 = <&sdcard_clk_gate_pins>; 305 pinctrl-1 = <&sdcard_clk_gate_pins>;
310 pinctrl-names = "default", "clk-gate"; 306 pinctrl-names = "default", "clk-gate";
311 307
312 bus-width = <4>; 308 bus-width = <4>;
313 cap-sd-highspeed; 309 cap-sd-highspeed;
314 max-frequency = <50000000>; 310 max-frequency = <50000000>;
315 disable-wp; 311 disable-wp;
316 312
317 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_L 313 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
318 314
319 vmmc-supply = <&vcc_3v3>; 315 vmmc-supply = <&vcc_3v3>;
320 vqmmc-supply = <&vcc_card>; 316 vqmmc-supply = <&vcc_card>;
321 }; 317 };
322 318
323 /* eMMC */ 319 /* eMMC */
324 &sd_emmc_c { 320 &sd_emmc_c {
325 status = "okay"; 321 status = "okay";
326 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pi 322 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
327 pinctrl-1 = <&emmc_clk_gate_pins>; 323 pinctrl-1 = <&emmc_clk_gate_pins>;
328 pinctrl-names = "default", "clk-gate"; 324 pinctrl-names = "default", "clk-gate";
329 325
330 bus-width = <8>; 326 bus-width = <8>;
331 cap-mmc-highspeed; 327 cap-mmc-highspeed;
332 mmc-ddr-1_8v; 328 mmc-ddr-1_8v;
333 mmc-hs200-1_8v; 329 mmc-hs200-1_8v;
334 max-frequency = <200000000>; 330 max-frequency = <200000000>;
335 disable-wp; 331 disable-wp;
336 332
337 mmc-pwrseq = <&emmc_pwrseq>; 333 mmc-pwrseq = <&emmc_pwrseq>;
338 vmmc-supply = <&vcc_3v3>; 334 vmmc-supply = <&vcc_3v3>;
339 vqmmc-supply = <&vddio_boot>; 335 vqmmc-supply = <&vddio_boot>;
340 }; 336 };
341 337
342 &uart_AO { 338 &uart_AO {
343 status = "okay"; 339 status = "okay";
344 pinctrl-0 = <&uart_ao_a_pins>; 340 pinctrl-0 = <&uart_ao_a_pins>;
345 pinctrl-names = "default"; 341 pinctrl-names = "default";
346 }; 342 };
347 343
348 &usb { 344 &usb {
349 status = "okay"; 345 status = "okay";
350 dr_mode = "host"; 346 dr_mode = "host";
351 }; 347 };
352 348
353 &usb2_phy0 { 349 &usb2_phy0 {
354 /* 350 /*
355 * even though the schematics don't sh 351 * even though the schematics don't show it:
356 * HDMI_5V is also used as supply for 352 * HDMI_5V is also used as supply for the USB VBUS.
357 */ 353 */
358 phy-supply = <&hdmi_5v>; 354 phy-supply = <&hdmi_5v>;
359 }; 355 };
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