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                 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                 assigned-clocks = <&clkc CLKID_MPLL0>,
  90                                   <&clkc CLKID_MPLL1>,
  91                                   <&clkc CLKID_MPLL2>;
  92                 assigned-clock-parents = <0>, <0>, <0>;
  93                 assigned-clock-rates = <294912000>,
  94                                        <270950400>,
  95                                        <393216000>;
  96
  97                 dai-link-0 {
  98                         sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
  99                 };
 100
 101                 dai-link-1 {
 102                         sound-dai = <&aiu AIU_CPU CPU_SPDIF_FIFO>;
 103                 };
 104
 105                 dai-link-2 {
 106                         sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
 107                         dai-format = "i2s";
 108                         mclk-fs = <256>;
 109
 110                         codec-0 {
 111                                 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
 112                         };
 113                 };
 114
 115                 dai-link-3 {
 116                         sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;
 117
 118                         codec-0 {
 119                                 sound-dai = <&spdif_dit>;
 120                         };
 121                 };
 122
 123                 dai-link-4 {
 124                         sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
 125
 126                         codec-0 {
 127                                 sound-dai = <&hdmi_tx>;
 128                         };
 129                 };
 130         };
 131 };
 132
 133 &aiu {
 134         status = "okay";
 135         pinctrl-0 = <&spdif_out_h_pins>;
 136         pinctrl-names = "default";
 137 };
 138
 139 &cec_AO {
 140         status = "okay";
 141         pinctrl-0 = <&ao_cec_pins>;
 142         pinctrl-names = "default";
 143         hdmi-phandle = <&hdmi_tx>;
 144 };
 145
 146 &cvbs_vdac_port {
 147         cvbs_vdac_out: endpoint {
 148                 remote-endpoint = <&cvbs_connector_in>;
 149         };
 150 };
 151
 152 &ethmac {
 153         status = "okay";
 154
 155         pinctrl-0 = <&eth_pins>;
 156         pinctrl-names = "default";
 157
 158         /* Select external PHY by default */
 159         phy-handle = <&external_phy>;
 160
 161         amlogic,tx-delay-ns = <2>;
 162
 163         /* External PHY is in RGMII */
 164         phy-mode = "rgmii";
 165 };
 166
 167 &external_mdio {
 168         external_phy: ethernet-phy@0 {
 169                 /* Realtek RTL8211F (0x001cc916) */
 170                 reg = <0>;
 171                 max-speed = <1000>;
 172
 173                 reset-assert-us = <10000>;
 174                 reset-deassert-us = <80000>;
 175                 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
 176         };
 177 };
 178
 179 &hdmi_tx {
 180         status = "okay";
 181         pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
 182         pinctrl-names = "default";
 183 };
 184
 185 &hdmi_tx_tmds_port {
 186         hdmi_tx_tmds_out: endpoint {
 187                 remote-endpoint = <&hdmi_connector_in>;
 188         };
 189 };
 190
 191 &ir {
 192         status = "okay";
 193         pinctrl-0 = <&remote_input_ao_pins>;
 194         pinctrl-names = "default";
 195 };
 196
 197 /* SD card */
 198 &sd_emmc_b {
 199         status = "okay";
 200         pinctrl-0 = <&sdcard_pins>;
 201         pinctrl-1 = <&sdcard_clk_gate_pins>;
 202         pinctrl-names = "default", "clk-gate";
 203
 204         bus-width = <4>;
 205         cap-sd-highspeed;
 206         max-frequency = <50000000>;
 207         disable-wp;
 208
 209         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
 210
 211         vmmc-supply = <&vddao_3v3>;
 212         vqmmc-supply = <&vddio_boot>;
 213 };
 214
 215 /* eMMC */
 216 &sd_emmc_c {
 217         status = "okay";
 218         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 219         pinctrl-1 = <&emmc_clk_gate_pins>;
 220         pinctrl-names = "default", "clk-gate";
 221
 222         bus-width = <8>;
 223         cap-mmc-highspeed;
 224         max-frequency = <200000000>;
 225         non-removable;
 226         disable-wp;
 227         mmc-ddr-1_8v;
 228         mmc-hs200-1_8v;
 229
 230         mmc-pwrseq = <&emmc_pwrseq>;
 231         vmmc-supply = <&vcc_3v3>;
 232         vqmmc-supply = <&vddio_boot>;
 233 };
 234
 235 &uart_AO {
 236         status = "okay";
 237         pinctrl-0 = <&uart_ao_a_pins>;
 238         pinctrl-names = "default";
 239 };
 240
 241 &usb {
 242         status = "okay";
 243         dr_mode = "host";
 244 };