0001 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
0002 /*
0003 * Copyright (c) 2016-2017 Andreas Färber
0004 *
0005 * Based on nexbox-a1:
0006 *
0007 * Copyright (c) 2016 BayLibre, SAS.
0008 * Author: Neil Armstrong <narmstrong@baylibre.com>
0009 *
0010 * Copyright (c) 2016 Endless Computers, Inc.
0011 * Author: Carlo Caione <carlo@endlessm.com>
0012 */
0013
0014 /dts-v1/;
0015
0016 #include "meson-gxm.dtsi"
0017 #include <dt-bindings/sound/meson-aiu.h>
0018
0019 / {
0020 compatible = "kingnovel,r-box-pro", "amlogic,s912", "amlogic,meson-gxm";
0021 model = "R-Box Pro";
0022
0023 aliases {
0024 serial0 = &uart_AO;
0025 ethernet0 = ðmac;
0026 };
0027
0028 chosen {
0029 stdout-path = "serial0:115200n8";
0030 };
0031
0032 memory@0 {
0033 device_type = "memory";
0034 reg = <0x0 0x0 0x0 0x80000000>; /* 2 GiB or 3 GiB */
0035 };
0036
0037 spdif_dit: audio-codec-0 {
0038 #sound-dai-cells = <0>;
0039 compatible = "linux,spdif-dit";
0040 status = "okay";
0041 sound-name-prefix = "DIT";
0042 };
0043
0044 leds {
0045 compatible = "gpio-leds";
0046
0047 led-blue {
0048 label = "rbox-pro:blue:on";
0049 gpios = <&gpio_ao GPIOAO_9 GPIO_ACTIVE_HIGH>;
0050 default-state = "on";
0051 };
0052
0053 led-red {
0054 label = "rbox-pro:red:standby";
0055 gpios = <&gpio GPIODV_28 GPIO_ACTIVE_HIGH>;
0056 default-state = "off";
0057 retain-state-suspended;
0058 panic-indicator;
0059 };
0060 };
0061
0062 vddio_boot: regulator-vddio-boot {
0063 compatible = "regulator-fixed";
0064 regulator-name = "VDDIO_BOOT";
0065 regulator-min-microvolt = <1800000>;
0066 regulator-max-microvolt = <1800000>;
0067 };
0068
0069 vddao_3v3: regulator-vddao-3v3 {
0070 compatible = "regulator-fixed";
0071 regulator-name = "VDDAO_3V3";
0072 regulator-min-microvolt = <3300000>;
0073 regulator-max-microvolt = <3300000>;
0074 };
0075
0076 vcc_3v3: regulator-vcc-3v3 {
0077 compatible = "regulator-fixed";
0078 regulator-name = "VCC_3V3";
0079 regulator-min-microvolt = <3300000>;
0080 regulator-max-microvolt = <3300000>;
0081 };
0082
0083 emmc_pwrseq: emmc-pwrseq {
0084 compatible = "mmc-pwrseq-emmc";
0085 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
0086 };
0087
0088 wifi32k: wifi32k {
0089 compatible = "pwm-clock";
0090 #clock-cells = <0>;
0091 clock-frequency = <32768>;
0092 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
0093 };
0094
0095 sdio_pwrseq: sdio-pwrseq {
0096 compatible = "mmc-pwrseq-simple";
0097 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
0098 clocks = <&wifi32k>;
0099 clock-names = "ext_clock";
0100 };
0101
0102 sound {
0103 compatible = "amlogic,gx-sound-card";
0104 model = "RBOX-PRO";
0105 assigned-clocks = <&clkc CLKID_MPLL0>,
0106 <&clkc CLKID_MPLL1>,
0107 <&clkc CLKID_MPLL2>;
0108 assigned-clock-parents = <0>, <0>, <0>;
0109 assigned-clock-rates = <294912000>,
0110 <270950400>,
0111 <393216000>;
0112 status = "okay";
0113
0114 dai-link-0 {
0115 sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
0116 };
0117
0118 dai-link-1 {
0119 sound-dai = <&aiu AIU_CPU CPU_SPDIF_FIFO>;
0120 };
0121
0122 dai-link-2 {
0123 sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
0124 dai-format = "i2s";
0125 mclk-fs = <256>;
0126
0127 codec-0 {
0128 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
0129 };
0130 };
0131
0132 dai-link-3 {
0133 sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;
0134
0135 codec-0 {
0136 sound-dai = <&spdif_dit>;
0137 };
0138 };
0139
0140 dai-link-4 {
0141 sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
0142
0143 codec-0 {
0144 sound-dai = <&hdmi_tx>;
0145 };
0146 };
0147 };
0148 };
0149
0150 &aiu {
0151 status = "okay";
0152 pinctrl-0 = <&spdif_out_h_pins>;
0153 pinctrl-names = "default";
0154 };
0155
0156 ðmac {
0157 status = "okay";
0158
0159 pinctrl-0 = <ð_pins>;
0160 pinctrl-names = "default";
0161
0162 /* Select external PHY by default */
0163 phy-handle = <&external_phy>;
0164
0165 amlogic,tx-delay-ns = <2>;
0166
0167 /* External PHY is in RGMII */
0168 phy-mode = "rgmii";
0169 };
0170
0171 &external_mdio {
0172 external_phy: ethernet-phy@0 {
0173 /* Realtek RTL8211F (0x001cc916) */
0174 reg = <0>;
0175 max-speed = <1000>;
0176
0177 reset-assert-us = <10000>;
0178 reset-deassert-us = <80000>;
0179 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
0180 };
0181 };
0182
0183 &ir {
0184 status = "okay";
0185 pinctrl-0 = <&remote_input_ao_pins>;
0186 pinctrl-names = "default";
0187 };
0188
0189 &pwm_ef {
0190 status = "okay";
0191 pinctrl-0 = <&pwm_e_pins>;
0192 pinctrl-names = "default";
0193 clocks = <&clkc CLKID_FCLK_DIV4>;
0194 clock-names = "clkin0";
0195 };
0196
0197 /* Wireless SDIO Module */
0198 &sd_emmc_a {
0199 status = "okay";
0200 pinctrl-0 = <&sdio_pins>;
0201 pinctrl-names = "default";
0202 #address-cells = <1>;
0203 #size-cells = <0>;
0204
0205 bus-width = <4>;
0206 cap-sd-highspeed;
0207 max-frequency = <50000000>;
0208
0209 non-removable;
0210 disable-wp;
0211
0212 /* WiFi firmware requires power to be kept while in suspend */
0213 keep-power-in-suspend;
0214
0215 mmc-pwrseq = <&sdio_pwrseq>;
0216
0217 vmmc-supply = <&vddao_3v3>;
0218 vqmmc-supply = <&vddio_boot>;
0219
0220 brcmf: brcmf@1 {
0221 reg = <1>;
0222 compatible = "brcm,bcm4329-fmac";
0223 };
0224 };
0225
0226 /* SD card */
0227 &sd_emmc_b {
0228 status = "okay";
0229 pinctrl-0 = <&sdcard_pins>;
0230 pinctrl-names = "default";
0231
0232 bus-width = <4>;
0233 cap-sd-highspeed;
0234 max-frequency = <50000000>;
0235 disable-wp;
0236
0237 cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
0238
0239 vmmc-supply = <&vddao_3v3>;
0240 vqmmc-supply = <&vddio_boot>;
0241 };
0242
0243 /* eMMC */
0244 &sd_emmc_c {
0245 status = "okay";
0246 pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
0247 pinctrl-names = "default";
0248
0249 bus-width = <8>;
0250 cap-mmc-highspeed;
0251 max-frequency = <200000000>;
0252 non-removable;
0253 disable-wp;
0254 mmc-ddr-1_8v;
0255 mmc-hs200-1_8v;
0256
0257 mmc-pwrseq = <&emmc_pwrseq>;
0258 vmmc-supply = <&vcc_3v3>;
0259 vqmmc-supply = <&vddio_boot>;
0260 };
0261
0262 &uart_AO {
0263 status = "okay";
0264 pinctrl-0 = <&uart_ao_a_pins>;
0265 pinctrl-names = "default";
0266 };
