arch/arm64/boot/dts/amlogic/meson-gxm-nexbox-a1.dts

   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 };