1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
2 /*
3 * Copyright (c) 2016-2017 Andreas Färber
4 *
5 * Based on nexbox-a1:
6 *
7 * Copyright (c) 2016 BayLibre, SAS.
8 * Author: Neil Armstrong <narmstrong@baylibre.com>
9 *
10 * Copyright (c) 2016 Endless Computers, Inc.
11 * Author: Carlo Caione <carlo@endlessm.com>
12 */
13
14 /dts-v1/;
15
16 #include "meson-gxm.dtsi"
17 #include <dt-bindings/sound/meson-aiu.h>
18
19 / {
20 compatible = "kingnovel,r-box-pro", "amlogic,s912", "amlogic,meson-gxm";
21 model = "R-Box Pro";
22
23 aliases {
24 serial0 = &uart_AO;
25 ethernet0 = ðmac;
26 };
27
28 chosen {
29 stdout-path = "serial0:115200n8";
30 };
31
32 memory@0 {
33 device_type = "memory";
34 reg = <0x0 0x0 0x0 0x80000000>; /* 2 GiB or 3 GiB */
35 };
36
37 spdif_dit: audio-codec-0 {
38 #sound-dai-cells = <0>;
39 compatible = "linux,spdif-dit";
40 sound-name-prefix = "DIT";
41 };
42
43 leds {
44 compatible = "gpio-leds";
45
46 led-blue {
47 label = "rbox-pro:blue:on";
48 gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
49 default-state = "on";
50 };
51
52 led-red {
53 label = "rbox-pro:red:standby";
54 gpios = <&gpio GPIODV_28 GPIO_ACTIVE_HIGH>;
55 default-state = "off";
56 retain-state-suspended;
57 panic-indicator;
58 };
59 };
60
61 vddio_boot: regulator-vddio-boot {
62 compatible = "regulator-fixed";
63 regulator-name = "VDDIO_BOOT";
64 regulator-min-microvolt = <1800000>;
65 regulator-max-microvolt = <1800000>;
66 };
67
68 vddao_3v3: regulator-vddao-3v3 {
69 compatible = "regulator-fixed";
70 regulator-name = "VDDAO_3V3";
71 regulator-min-microvolt = <3300000>;
72 regulator-max-microvolt = <3300000>;
73 };
74
75 vcc_3v3: regulator-vcc-3v3 {
76 compatible = "regulator-fixed";
77 regulator-name = "VCC_3V3";
78 regulator-min-microvolt = <3300000>;
79 regulator-max-microvolt = <3300000>;
80 };
81
82 emmc_pwrseq: emmc-pwrseq {
83 compatible = "mmc-pwrseq-emmc";
84 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
85 };
86
87 wifi32k: wifi32k {
88 compatible = "pwm-clock";
89 #clock-cells = <0>;
90 clock-frequency = <32768>;
91 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
92 };
93
94 sdio_pwrseq: sdio-pwrseq {
95 compatible = "mmc-pwrseq-simple";
96 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
97 clocks = <&wifi32k>;
98 clock-names = "ext_clock";
99 };
100
101 sound {
102 compatible = "amlogic,gx-sound-card";
103 model = "RBOX-PRO";
104 assigned-clocks = <&clkc CLKID_MPLL0>,
105 <&clkc CLKID_MPLL1>,
106 <&clkc CLKID_MPLL2>;
107 assigned-clock-parents = <0>, <0>, <0>;
108 assigned-clock-rates = <294912000>,
109 <270950400>,
110 <393216000>;
111
112 dai-link-0 {
113 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
114 };
115
116 dai-link-1 {
117 sound-dai = <&aiu AIU_CPU CPU_SPDIF_FIFO>;
118 };
119
120 dai-link-2 {
121 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
122 dai-format = "i2s";
123 mclk-fs = <256>;
124
125 codec-0 {
126 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
127 };
128 };
129
130 dai-link-3 {
131 sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;
132
133 codec-0 {
134 sound-dai = <&spdif_dit>;
135 };
136 };
137
138 dai-link-4 {
139 sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
140
141 codec-0 {
142 sound-dai = <&hdmi_tx>;
143 };
144 };
145 };
146 };
147
148 &aiu {
149 status = "okay";
150 pinctrl-0 = <&spdif_out_h_pins>;
151 pinctrl-names = "default";
152 };
153
154 ðmac {
155 status = "okay";
156
157 pinctrl-0 = <ð_pins>;
158 pinctrl-names = "default";
159
160 /* Select external PHY by default */
161 phy-handle = <&external_phy>;
162
163 amlogic,tx-delay-ns = <2>;
164
165 /* External PHY is in RGMII */
166 phy-mode = "rgmii";
167 };
168
169 &external_mdio {
170 external_phy: ethernet-phy@0 {
171 /* Realtek RTL8211F (0x001cc916) */
172 reg = <0>;
173 max-speed = <1000>;
174
175 reset-assert-us = <10000>;
176 reset-deassert-us = <80000>;
177 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
178 };
179 };
180
181 &ir {
182 status = "okay";
183 pinctrl-0 = <&remote_input_ao_pins>;
184 pinctrl-names = "default";
185 };
186
187 &pwm_ef {
188 status = "okay";
189 pinctrl-0 = <&pwm_e_pins>;
190 pinctrl-names = "default";
191 clocks = <&clkc CLKID_FCLK_DIV4>;
192 clock-names = "clkin0";
193 };
194
195 /* Wireless SDIO Module */
196 &sd_emmc_a {
197 status = "okay";
198 pinctrl-0 = <&sdio_pins>;
199 pinctrl-names = "default";
200 #address-cells = <1>;
201 #size-cells = <0>;
202
203 bus-width = <4>;
204 cap-sd-highspeed;
205 max-frequency = <50000000>;
206
207 non-removable;
208 disable-wp;
209
210 /* WiFi firmware requires power to be kept while in suspend */
211 keep-power-in-suspend;
212
213 mmc-pwrseq = <&sdio_pwrseq>;
214
215 vmmc-supply = <&vddao_3v3>;
216 vqmmc-supply = <&vddio_boot>;
217
218 brcmf: brcmf@1 {
219 reg = <1>;
220 compatible = "brcm,bcm4329-fmac";
221 };
222 };
223
224 /* SD card */
225 &sd_emmc_b {
226 status = "okay";
227 pinctrl-0 = <&sdcard_pins>;
228 pinctrl-names = "default";
229
230 bus-width = <4>;
231 cap-sd-highspeed;
232 max-frequency = <50000000>;
233 disable-wp;
234
235 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
236
237 vmmc-supply = <&vddao_3v3>;
238 vqmmc-supply = <&vddio_boot>;
239 };
240
241 /* eMMC */
242 &sd_emmc_c {
243 status = "okay";
244 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
245 pinctrl-names = "default";
246
247 bus-width = <8>;
248 cap-mmc-highspeed;
249 max-frequency = <200000000>;
250 non-removable;
251 disable-wp;
252 mmc-ddr-1_8v;
253 mmc-hs200-1_8v;
254
255 mmc-pwrseq = <&emmc_pwrseq>;
256 vmmc-supply = <&vcc_3v3>;
257 vqmmc-supply = <&vddio_boot>;
258 };
259
260 &uart_AO {
261 status = "okay";
262 pinctrl-0 = <&uart_ao_a_pins>;
263 pinctrl-names = "default";
264 };
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