xref: /linux/arch/arm64/boot/dts/amlogic/meson-gxl-s905x-libretech-cc.dts (revision 566ab427f827b0256d3e8ce0235d088e6a9c28bd) 
1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2017 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-s905x.dtsi"
14
15/ {
16	compatible = "libretech,aml-s905x-cc", "amlogic,s905x",
17		     "amlogic,meson-gxl";
18	model = "Libre Computer AML-S905X-CC";
19
20	aliases {
21		serial0 = &uart_AO;
22		ethernet0 = &ethmac;
23	};
24
25	dio2133: analog-amplifier {
26		compatible = "simple-audio-amplifier";
27		sound-name-prefix = "AU2";
28		VCC-supply = <&hdmi_5v>;
29		enable-gpios = <&gpio GPIOH_5 GPIO_ACTIVE_HIGH>;
30	};
31
32	chosen {
33		stdout-path = "serial0:115200n8";
34	};
35
36	cvbs-connector {
37		compatible = "composite-video-connector";
38
39		port {
40			cvbs_connector_in: endpoint {
41				remote-endpoint = <&cvbs_vdac_out>;
42			};
43		};
44	};
45
46	emmc_pwrseq: emmc-pwrseq {
47		compatible = "mmc-pwrseq-emmc";
48		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
49	};
50
51	hdmi-connector {
52		compatible = "hdmi-connector";
53		type = "a";
54
55		port {
56			hdmi_connector_in: endpoint {
57				remote-endpoint = <&hdmi_tx_tmds_out>;
58			};
59		};
60	};
61
62	leds {
63		compatible = "gpio-leds";
64
65		led-system {
66			label = "librecomputer:system-status";
67			gpios = <&gpio GPIODV_24 GPIO_ACTIVE_HIGH>;
68			default-state = "on";
69			panic-indicator;
70		};
71
72		led-blue {
73			label = "librecomputer:blue";
74			gpios = <&gpio_ao GPIOAO_2 GPIO_ACTIVE_HIGH>;
75			linux,default-trigger = "heartbeat";
76		};
77	};
78
79	memory@0 {
80		device_type = "memory";
81		reg = <0x0 0x0 0x0 0x80000000>;
82	};
83
84	hdmi_5v: regulator-hdmi-5v {
85		compatible = "regulator-fixed";
86
87		regulator-name = "HDMI_5V";
88		regulator-min-microvolt = <5000000>;
89		regulator-max-microvolt = <5000000>;
90
91		gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
92		enable-active-high;
93		regulator-always-on;
94	};
95
96	vcc_3v3: regulator-vcc-3v3 {
97		compatible = "regulator-fixed";
98		regulator-name = "VCC_3V3";
99		regulator-min-microvolt = <3300000>;
100		regulator-max-microvolt = <3300000>;
101	};
102
103	vcc_card: regulator-vcc-card {
104		compatible = "regulator-gpio";
105
106		regulator-name = "VCC_CARD";
107		regulator-min-microvolt = <1800000>;
108		regulator-max-microvolt = <3300000>;
109
110		gpios = <&gpio_ao GPIOAO_3 GPIO_ACTIVE_HIGH>;
111		gpios-states = <0>;
112
113		states = <3300000 0>,
114			 <1800000 1>;
115
116		regulator-settling-time-up-us = <200>;
117		regulator-settling-time-down-us = <50000>;
118	};
119
120	vddio_ao18: regulator-vddio-ao18 {
121		compatible = "regulator-fixed";
122		regulator-name = "VDDIO_AO18";
123		regulator-min-microvolt = <1800000>;
124		regulator-max-microvolt = <1800000>;
125	};
126
127	/* This is provided by LDOs on the eMMC daugther card */
128	vddio_boot: regulator-vddio-boot {
129		compatible = "regulator-fixed";
130		regulator-name = "VDDIO_BOOT";
131		regulator-min-microvolt = <1800000>;
132		regulator-max-microvolt = <1800000>;
133		vin-supply = <&vcc_3v3>;
134	};
135
136	sound {
137		compatible = "amlogic,gx-sound-card";
138		model = "LIBRETECH-CC";
139		audio-aux-devs = <&dio2133>;
140		audio-widgets = "Line", "Lineout";
141		audio-routing = "AU2 INL", "ACODEC LOLN",
142				"AU2 INR", "ACODEC LORN",
143				"Lineout", "AU2 OUTL",
144				"Lineout", "AU2 OUTR";
145		clocks = <&clkc CLKID_MPLL0>,
146			 <&clkc CLKID_MPLL1>,
147			 <&clkc CLKID_MPLL2>;
148
149		assigned-clocks = <&clkc CLKID_MPLL0>,
150				  <&clkc CLKID_MPLL1>,
151				  <&clkc CLKID_MPLL2>;
152		assigned-clock-parents = <0>, <0>, <0>;
153		assigned-clock-rates = <294912000>,
154				       <270950400>,
155				       <393216000>;
156
157		dai-link-0 {
158			sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
159		};
160
161		dai-link-1 {
162			sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
163			dai-format = "i2s";
164			mclk-fs = <256>;
165
166			codec-0 {
167				sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
168			};
169
170			codec-1 {
171				sound-dai = <&aiu AIU_ACODEC CTRL_I2S>;
172			};
173		};
174
175		dai-link-2 {
176			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
177
178			codec-0 {
179				sound-dai = <&hdmi_tx>;
180			};
181		};
182
183		dai-link-3 {
184			sound-dai = <&aiu AIU_ACODEC CTRL_OUT>;
185
186			codec-0 {
187				sound-dai = <&acodec>;
188			};
189		};
190	};
191};
192
193&acodec {
194	AVDD-supply = <&vddio_ao18>;
195	status = "okay";
196};
197
198&aiu {
199	status = "okay";
200};
201
202&cec_AO {
203	status = "okay";
204	pinctrl-0 = <&ao_cec_pins>;
205	pinctrl-names = "default";
206	hdmi-phandle = <&hdmi_tx>;
207};
208
209&cvbs_vdac_port {
210	cvbs_vdac_out: endpoint {
211		remote-endpoint = <&cvbs_connector_in>;
212	};
213};
214
215&ethmac {
216	status = "okay";
217};
218
219&internal_phy {
220	pinctrl-0 = <&eth_link_led_pins>, <&eth_act_led_pins>;
221	pinctrl-names = "default";
222};
223
224&ir {
225	status = "okay";
226	pinctrl-0 = <&remote_input_ao_pins>;
227	pinctrl-names = "default";
228};
229
230&hdmi_tx {
231	status = "okay";
232	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
233	pinctrl-names = "default";
234	hdmi-supply = <&hdmi_5v>;
235};
236
237&hdmi_tx_tmds_port {
238	hdmi_tx_tmds_out: endpoint {
239		remote-endpoint = <&hdmi_connector_in>;
240	};
241};
242
243&gpio_ao {
244	gpio-line-names = "UART TX",
245			  "UART RX",
246			  "Blue LED",
247			  "SDCard Voltage Switch",
248			  "7J1 Header Pin5",
249			  "7J1 Header Pin3",
250			  "7J1 Header Pin12",
251			  "IR In",
252			  "9J3 Switch HDMI CEC/7J1 Header Pin11",
253			  "7J1 Header Pin13",
254			  /* GPIO_TEST_N */
255			  "7J1 Header Pin15";
256};
257
258&gpio {
259	gpio-line-names = /* Bank GPIOZ */
260			  "", "", "", "", "", "", "",
261			  "", "", "", "", "", "", "",
262			  "Eth Link LED", "Eth Activity LED",
263			  /* Bank GPIOH */
264			  "HDMI HPD", "HDMI SDA", "HDMI SCL",
265			  "HDMI_5V_EN", "9J1 Header Pin2",
266			  "Analog Audio Mute",
267			  "2J3 Header Pin6",
268			  "2J3 Header Pin5",
269			  "2J3 Header Pin4",
270			  "2J3 Header Pin3",
271			  /* Bank BOOT */
272			  "eMMC D0", "eMMC D1", "eMMC D2", "eMMC D3",
273			  "eMMC D4", "eMMC D5", "eMMC D6", "eMMC D7",
274			  "eMMC Clk", "eMMC Reset", "eMMC CMD",
275			  "ALT BOOT MODE", "", "", "", "eMMC Data Strobe",
276			  /* Bank CARD */
277			  "SDCard D1", "SDCard D0", "SDCard CLK", "SDCard CMD",
278			  "SDCard D3", "SDCard D2", "SDCard Det",
279			  /* Bank GPIODV */
280			  "", "", "", "", "", "", "", "", "", "", "", "",
281			  "", "", "", "", "", "", "", "", "", "", "", "",
282			  "Green LED", "VCCK Enable",
283			  "7J1 Header Pin27", "7J1 Header Pin28",
284			  "VCCK Regulator", "VDDEE Regulator",
285			  /* Bank GPIOX */
286			  "7J1 Header Pin22", "7J1 Header Pin26",
287			  "7J1 Header Pin36", "7J1 Header Pin38",
288			  "7J1 Header Pin40", "7J1 Header Pin37",
289			  "7J1 Header Pin33", "7J1 Header Pin35",
290			  "7J1 Header Pin19", "7J1 Header Pin21",
291			  "7J1 Header Pin24", "7J1 Header Pin23",
292			  "7J1 Header Pin8", "7J1 Header Pin10",
293			  "7J1 Header Pin16", "7J1 Header Pin18",
294			  "7J1 Header Pin32", "7J1 Header Pin29",
295			  "7J1 Header Pin31",
296			  /* Bank GPIOCLK */
297			  "7J1 Header Pin7", "";
298};
299
300&saradc {
301	status = "okay";
302	vref-supply = <&vddio_ao18>;
303};
304
305/* SD card */
306&sd_emmc_b {
307	status = "okay";
308	pinctrl-0 = <&sdcard_pins>;
309	pinctrl-1 = <&sdcard_clk_gate_pins>;
310	pinctrl-names = "default", "clk-gate";
311
312	bus-width = <4>;
313	cap-sd-highspeed;
314	max-frequency = <50000000>;
315	disable-wp;
316
317	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
318
319	vmmc-supply = <&vcc_3v3>;
320	vqmmc-supply = <&vcc_card>;
321};
322
323/* eMMC */
324&sd_emmc_c {
325	status = "okay";
326	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
327	pinctrl-1 = <&emmc_clk_gate_pins>;
328	pinctrl-names = "default", "clk-gate";
329
330	bus-width = <8>;
331	cap-mmc-highspeed;
332	mmc-ddr-1_8v;
333	mmc-hs200-1_8v;
334	max-frequency = <200000000>;
335	disable-wp;
336
337	mmc-pwrseq = <&emmc_pwrseq>;
338	vmmc-supply = <&vcc_3v3>;
339	vqmmc-supply = <&vddio_boot>;
340};
341
342&uart_AO {
343	status = "okay";
344	pinctrl-0 = <&uart_ao_a_pins>;
345	pinctrl-names = "default";
346};
347
348&usb {
349	status = "okay";
350	dr_mode = "host";
351};
352
353&usb2_phy0 {
354	/*
355	 * even though the schematics don't show it:
356	 * HDMI_5V is also used as supply for the USB VBUS.
357	 */
358	phy-supply = <&hdmi_5v>;
359};
360