xref: /linux/arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts (revision 3ea5eb68b9d624935108b5e696859304edfac202) 
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		sound-name-prefix = "DIT";
32	};
33
34	memory@0 {
35		device_type = "memory";
36		reg = <0x0 0x0 0x0 0x80000000>;
37	};
38
39	vddio_boot: regulator-vddio-boot {
40		compatible = "regulator-fixed";
41		regulator-name = "VDDIO_BOOT";
42		regulator-min-microvolt = <1800000>;
43		regulator-max-microvolt = <1800000>;
44	};
45
46	vddao_3v3: regulator-vddao-3v3 {
47		compatible = "regulator-fixed";
48		regulator-name = "VDDAO_3V3";
49		regulator-min-microvolt = <3300000>;
50		regulator-max-microvolt = <3300000>;
51	};
52
53	vcc_3v3: regulator-vcc-3v3 {
54		compatible = "regulator-fixed";
55		regulator-name = "VCC_3V3";
56		regulator-min-microvolt = <3300000>;
57		regulator-max-microvolt = <3300000>;
58	};
59
60	emmc_pwrseq: emmc-pwrseq {
61		compatible = "mmc-pwrseq-emmc";
62		reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
63	};
64
65	cvbs-connector {
66		compatible = "composite-video-connector";
67
68		port {
69			cvbs_connector_in: endpoint {
70				remote-endpoint = <&cvbs_vdac_out>;
71			};
72		};
73	};
74
75	hdmi-connector {
76		compatible = "hdmi-connector";
77		type = "a";
78
79		port {
80			hdmi_connector_in: endpoint {
81				remote-endpoint = <&hdmi_tx_tmds_out>;
82			};
83		};
84	};
85
86	sound {
87		compatible = "amlogic,gx-sound-card";
88		model = "NEXBOX-A1";
89		clocks = <&clkc CLKID_MPLL0>,
90			 <&clkc CLKID_MPLL1>,
91			 <&clkc CLKID_MPLL2>;
92
93		assigned-clocks = <&clkc CLKID_MPLL0>,
94				  <&clkc CLKID_MPLL1>,
95				  <&clkc CLKID_MPLL2>;
96		assigned-clock-parents = <0>, <0>, <0>;
97		assigned-clock-rates = <294912000>,
98				       <270950400>,
99				       <393216000>;
100
101		dai-link-0 {
102			sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
103		};
104
105		dai-link-1 {
106			sound-dai = <&aiu AIU_CPU CPU_SPDIF_FIFO>;
107		};
108
109		dai-link-2 {
110			sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
111			dai-format = "i2s";
112			mclk-fs = <256>;
113
114			codec-0 {
115				sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
116			};
117		};
118
119		dai-link-3 {
120			sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;
121
122			codec-0 {
123				sound-dai = <&spdif_dit>;
124			};
125		};
126
127		dai-link-4 {
128			sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
129
130			codec-0 {
131				sound-dai = <&hdmi_tx>;
132			};
133		};
134	};
135};
136
137&aiu {
138	status = "okay";
139	pinctrl-0 = <&spdif_out_h_pins>;
140	pinctrl-names = "default";
141};
142
143&cec_AO {
144	status = "okay";
145	pinctrl-0 = <&ao_cec_pins>;
146	pinctrl-names = "default";
147	hdmi-phandle = <&hdmi_tx>;
148};
149
150&cvbs_vdac_port {
151	cvbs_vdac_out: endpoint {
152		remote-endpoint = <&cvbs_connector_in>;
153	};
154};
155
156&ethmac {
157	status = "okay";
158
159	pinctrl-0 = <&eth_pins>;
160	pinctrl-names = "default";
161
162	/* Select external PHY by default */
163	phy-handle = <&external_phy>;
164
165	amlogic,tx-delay-ns = <2>;
166
167	/* External PHY is in RGMII */
168	phy-mode = "rgmii";
169};
170
171&external_mdio {
172	external_phy: ethernet-phy@0 {
173		/* Realtek RTL8211F (0x001cc916) */
174		reg = <0>;
175		max-speed = <1000>;
176
177		reset-assert-us = <10000>;
178		reset-deassert-us = <80000>;
179		reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
180	};
181};
182
183&hdmi_tx {
184	status = "okay";
185	pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
186	pinctrl-names = "default";
187};
188
189&hdmi_tx_tmds_port {
190	hdmi_tx_tmds_out: endpoint {
191		remote-endpoint = <&hdmi_connector_in>;
192	};
193};
194
195&ir {
196	status = "okay";
197	pinctrl-0 = <&remote_input_ao_pins>;
198	pinctrl-names = "default";
199};
200
201/* SD card */
202&sd_emmc_b {
203	status = "okay";
204	pinctrl-0 = <&sdcard_pins>;
205	pinctrl-1 = <&sdcard_clk_gate_pins>;
206	pinctrl-names = "default", "clk-gate";
207
208	bus-width = <4>;
209	cap-sd-highspeed;
210	max-frequency = <50000000>;
211	disable-wp;
212
213	cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
214
215	vmmc-supply = <&vddao_3v3>;
216	vqmmc-supply = <&vddio_boot>;
217};
218
219/* eMMC */
220&sd_emmc_c {
221	status = "okay";
222	pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
223	pinctrl-1 = <&emmc_clk_gate_pins>;
224	pinctrl-names = "default", "clk-gate";
225
226	bus-width = <8>;
227	cap-mmc-highspeed;
228	max-frequency = <200000000>;
229	non-removable;
230	disable-wp;
231	mmc-ddr-1_8v;
232	mmc-hs200-1_8v;
233
234	mmc-pwrseq = <&emmc_pwrseq>;
235	vmmc-supply = <&vcc_3v3>;
236	vqmmc-supply = <&vddio_boot>;
237};
238
239&uart_AO {
240	status = "okay";
241	pinctrl-0 = <&uart_ao_a_pins>;
242	pinctrl-names = "default";
243};
244
245&usb {
246	status = "okay";
247	dr_mode = "host";
248};
249