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 clocks = <&clkc CLKID_MPLL0>,
105 <&clkc CLKID_MPLL1>,
106 <&clkc CLKID_MPLL2>;
107
108 assigned-clocks = <&clkc CLKID_MPLL0>,
109 <&clkc CLKID_MPLL1>,
110 <&clkc CLKID_MPLL2>;
111 assigned-clock-parents = <0>, <0>, <0>;
112 assigned-clock-rates = <294912000>,
113 <270950400>,
114 <393216000>;
115
116 dai-link-0 {
117 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
118 };
119
120 dai-link-1 {
121 sound-dai = <&aiu AIU_CPU CPU_SPDIF_FIFO>;
122 };
123
124 dai-link-2 {
125 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
126 dai-format = "i2s";
127 mclk-fs = <256>;
128
129 codec-0 {
130 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
131 };
132 };
133
134 dai-link-3 {
135 sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;
136
137 codec-0 {
138 sound-dai = <&spdif_dit>;
139 };
140 };
141
142 dai-link-4 {
143 sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
144
145 codec-0 {
146 sound-dai = <&hdmi_tx>;
147 };
148 };
149 };
150 };
151
152 &aiu {
153 status = "okay";
154 pinctrl-0 = <&spdif_out_h_pins>;
155 pinctrl-names = "default";
156 };
157
158 ðmac {
159 status = "okay";
160
161 pinctrl-0 = <ð_pins>;
162 pinctrl-names = "default";
163
164 /* Select external PHY by default */
165 phy-handle = <&external_phy>;
166
167 amlogic,tx-delay-ns = <2>;
168
169 /* External PHY is in RGMII */
170 phy-mode = "rgmii";
171 };
172
173 &external_mdio {
174 external_phy: ethernet-phy@0 {
175 /* Realtek RTL8211F (0x001cc916) */
176 reg = <0>;
177 max-speed = <1000>;
178
179 reset-assert-us = <10000>;
180 reset-deassert-us = <80000>;
181 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
182 };
183 };
184
185 &ir {
186 status = "okay";
187 pinctrl-0 = <&remote_input_ao_pins>;
188 pinctrl-names = "default";
189 };
190
191 &pwm_ef {
192 status = "okay";
193 pinctrl-0 = <&pwm_e_pins>;
194 pinctrl-names = "default";
195 clocks = <&clkc CLKID_FCLK_DIV4>;
196 clock-names = "clkin0";
197 };
198
199 /* Wireless SDIO Module */
200 &sd_emmc_a {
201 status = "okay";
202 pinctrl-0 = <&sdio_pins>;
203 pinctrl-names = "default";
204 #address-cells = <1>;
205 #size-cells = <0>;
206
207 bus-width = <4>;
208 cap-sd-highspeed;
209 max-frequency = <50000000>;
210
211 non-removable;
212 disable-wp;
213
214 /* WiFi firmware requires power to be kept while in suspend */
215 keep-power-in-suspend;
216
217 mmc-pwrseq = <&sdio_pwrseq>;
218
219 vmmc-supply = <&vddao_3v3>;
220 vqmmc-supply = <&vddio_boot>;
221
222 brcmf: brcmf@1 {
223 reg = <1>;
224 compatible = "brcm,bcm4329-fmac";
225 };
226 };
227
228 /* SD card */
229 &sd_emmc_b {
230 status = "okay";
231 pinctrl-0 = <&sdcard_pins>;
232 pinctrl-names = "default";
233
234 bus-width = <4>;
235 cap-sd-highspeed;
236 max-frequency = <50000000>;
237 disable-wp;
238
239 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
240
241 vmmc-supply = <&vddao_3v3>;
242 vqmmc-supply = <&vddio_boot>;
243 };
244
245 /* eMMC */
246 &sd_emmc_c {
247 status = "okay";
248 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
249 pinctrl-names = "default";
250
251 bus-width = <8>;
252 cap-mmc-highspeed;
253 max-frequency = <200000000>;
254 non-removable;
255 disable-wp;
256 mmc-ddr-1_8v;
257 mmc-hs200-1_8v;
258
259 mmc-pwrseq = <&emmc_pwrseq>;
260 vmmc-supply = <&vcc_3v3>;
261 vqmmc-supply = <&vddio_boot>;
262 };
263
264 &uart_AO {
265 status = "okay";
266 pinctrl-0 = <&uart_ao_a_pins>;
267 pinctrl-names = "default";
268 };
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