xref: /linux/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts (revision 981368e1440b76f68b1ac8f5fb14e739f80ecc4e) 
1// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2/*
3 * Copyright (c) 2016 BayLibre, SAS.
4 * Author: Neil Armstrong <narmstrong@baylibre.com>
5 *
6 * Copyright (c) 2016 Endless Computers, Inc.
7 * Author: Carlo Caione <carlo@endlessm.com>
8 */
9
10/dts-v1/;
11
12#include "meson-gxm.dtsi"
13#include <dt-bindings/sound/meson-aiu.h>
14
15/ {
16	compatible = "nexbox,a1", "amlogic,s912", "amlogic,meson-gxm";
17	model = "NEXBOX A1";
18
19	aliases {
20		serial0 = &uart_AO;
21		ethernet0 = &ethmac;
22	};
23
24	chosen {
25		stdout-path = "serial0:115200n8";
26	};
27
28	spdif_dit: audio-codec-0 {
29		#sound-dai-cells = <0>;
30		compatible = "linux,spdif-dit";
31		status = "okay";
32		sound-name-prefix = "DIT";
33	};
34
35	memory@0 {
36		device_type = "memory";
37		reg = <0x0 0x0 0x0 0x80000000>;
38	};
39
40	vddio_boot: regulator-vddio-boot {
41		compatible = "regulator-fixed";
42		regulator-name = "VDDIO_BOOT";
43		regulator-min-microvolt = <1800000>;
44		regulator-max-microvolt = <1800000>;
45	};
46
47	vddao_3v3: regulator-vddao-3v3 {
48		compatible = "regulator-fixed";
49		regulator-name = "VDDAO_3V3";
50		regulator-min-microvolt = <3300000>;
51		regulator-max-microvolt = <3300000>;
52	};
53
54	vcc_3v3: regulator-vcc-3v3 {
55		compatible = "regulator-fixed";
56		regulator-name = "VCC_3V3";
57		regulator-min-microvolt = <3300000>;
58		regulator-max-microvolt = <3300000>;
59	};
60
61	emmc_pwrseq: emmc-pwrseq {
62		compatible = "mmc-pwrseq-emmc";
63		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
64	};
65
66	cvbs-connector {
67		compatible = "composite-video-connector";
68
69		port {
70			cvbs_connector_in: endpoint {
71				remote-endpoint = <&cvbs_vdac_out>;
72			};
73		};
74	};
75
76	hdmi-connector {
77		compatible = "hdmi-connector";
78		type = "a";
79
80		port {
81			hdmi_connector_in: endpoint {
82				remote-endpoint = <&hdmi_tx_tmds_out>;
83			};
84		};
85	};
86
87	sound {
88		compatible = "amlogic,gx-sound-card";
89		model = "NEXBOX-A1";
90		assigned-clocks = <&clkc CLKID_MPLL0>,
91				  <&clkc CLKID_MPLL1>,
92				  <&clkc CLKID_MPLL2>;
93		assigned-clock-parents = <0>, <0>, <0>;
94		assigned-clock-rates = <294912000>,
95				       <270950400>,
96				       <393216000>;
97
98		dai-link-0 {
99			sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
100		};
101
102		dai-link-1 {
103			sound-dai = <&aiu AIU_CPU CPU_SPDIF_FIFO>;
104		};
105
106		dai-link-2 {
107			sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
108			dai-format = "i2s";
109			mclk-fs = <256>;
110
111			codec-0 {
112				sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
113			};
114		};
115
116		dai-link-3 {
117			sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;
118
119			codec-0 {
120				sound-dai = <&spdif_dit>;
121			};
122		};
123
124		dai-link-4 {
125			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
126
127			codec-0 {
128				sound-dai = <&hdmi_tx>;
129			};
130		};
131	};
132};
133
134&aiu {
135	status = "okay";
136	pinctrl-0 = <&spdif_out_h_pins>;
137	pinctrl-names = "default";
138};
139
140&cec_AO {
141	status = "okay";
142	pinctrl-0 = <&ao_cec_pins>;
143	pinctrl-names = "default";
144	hdmi-phandle = <&hdmi_tx>;
145};
146
147&cvbs_vdac_port {
148	cvbs_vdac_out: endpoint {
149		remote-endpoint = <&cvbs_connector_in>;
150	};
151};
152
153&ethmac {
154	status = "okay";
155
156	pinctrl-0 = <&eth_pins>;
157	pinctrl-names = "default";
158
159	/* Select external PHY by default */
160	phy-handle = <&external_phy>;
161
162	amlogic,tx-delay-ns = <2>;
163
164	/* External PHY is in RGMII */
165	phy-mode = "rgmii";
166};
167
168&external_mdio {
169	external_phy: ethernet-phy@0 {
170		/* Realtek RTL8211F (0x001cc916) */
171		reg = <0>;
172		max-speed = <1000>;
173
174		reset-assert-us = <10000>;
175		reset-deassert-us = <80000>;
176		reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
177	};
178};
179
180&hdmi_tx {
181	status = "okay";
182	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
183	pinctrl-names = "default";
184};
185
186&hdmi_tx_tmds_port {
187	hdmi_tx_tmds_out: endpoint {
188		remote-endpoint = <&hdmi_connector_in>;
189	};
190};
191
192&ir {
193	status = "okay";
194	pinctrl-0 = <&remote_input_ao_pins>;
195	pinctrl-names = "default";
196};
197
198/* SD card */
199&sd_emmc_b {
200	status = "okay";
201	pinctrl-0 = <&sdcard_pins>;
202	pinctrl-1 = <&sdcard_clk_gate_pins>;
203	pinctrl-names = "default", "clk-gate";
204
205	bus-width = <4>;
206	cap-sd-highspeed;
207	max-frequency = <50000000>;
208	disable-wp;
209
210	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
211
212	vmmc-supply = <&vddao_3v3>;
213	vqmmc-supply = <&vddio_boot>;
214};
215
216/* eMMC */
217&sd_emmc_c {
218	status = "okay";
219	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
220	pinctrl-1 = <&emmc_clk_gate_pins>;
221	pinctrl-names = "default", "clk-gate";
222
223	bus-width = <8>;
224	cap-mmc-highspeed;
225	max-frequency = <200000000>;
226	non-removable;
227	disable-wp;
228	mmc-ddr-1_8v;
229	mmc-hs200-1_8v;
230
231	mmc-pwrseq = <&emmc_pwrseq>;
232	vmmc-supply = <&vcc_3v3>;
233	vqmmc-supply = <&vddio_boot>;
234};
235
236&uart_AO {
237	status = "okay";
238	pinctrl-0 = <&uart_ao_a_pins>;
239	pinctrl-names = "default";
240};
241
242&usb {
243	status = "okay";
244	dr_mode = "host";
245};
246