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
  14 / {
  15         compatible = "nexbox,a1", "amlogic,s912", "amlogic,meson-gxm";
  16         model = "NEXBOX A1";
  17
  18         aliases {
  19                 serial0 = &uart_AO;
  20                 ethernet0 = &ethmac;
  21         };
  22
  23         chosen {
  24                 stdout-path = "serial0:115200n8";
  25         };
  26
  27         memory@0 {
  28                 device_type = "memory";
  29                 reg = <0x0 0x0 0x0 0x80000000>;
  30         };
  31
  32         vddio_boot: regulator-vddio-boot {
  33                 compatible = "regulator-fixed";
  34                 regulator-name = "VDDIO_BOOT";
  35                 regulator-min-microvolt = <1800000>;
  36                 regulator-max-microvolt = <1800000>;
  37         };
  38
  39         vddao_3v3: regulator-vddao-3v3 {
  40                 compatible = "regulator-fixed";
  41                 regulator-name = "VDDAO_3V3";
  42                 regulator-min-microvolt = <3300000>;
  43                 regulator-max-microvolt = <3300000>;
  44         };
  45
  46         vcc_3v3: regulator-vcc-3v3 {
  47                 compatible = "regulator-fixed";
  48                 regulator-name = "VCC_3V3";
  49                 regulator-min-microvolt = <3300000>;
  50                 regulator-max-microvolt = <3300000>;
  51         };
  52
  53         emmc_pwrseq: emmc-pwrseq {
  54                 compatible = "mmc-pwrseq-emmc";
  55                 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
  56         };
  57
  58         cvbs-connector {
  59                 compatible = "composite-video-connector";
  60
  61                 port {
  62                         cvbs_connector_in: endpoint {
  63                                 remote-endpoint = <&cvbs_vdac_out>;
  64                         };
  65                 };
  66         };
  67
  68         hdmi-connector {
  69                 compatible = "hdmi-connector";
  70                 type = "a";
  71
  72                 port {
  73                         hdmi_connector_in: endpoint {
  74                                 remote-endpoint = <&hdmi_tx_tmds_out>;
  75                         };
  76                 };
  77         };
  78 };
  79
  80 &cec_AO {
  81         status = "okay";
  82         pinctrl-0 = <&ao_cec_pins>;
  83         pinctrl-names = "default";
  84         hdmi-phandle = <&hdmi_tx>;
  85 };
  86
  87 &cvbs_vdac_port {
  88         cvbs_vdac_out: endpoint {
  89                 remote-endpoint = <&cvbs_connector_in>;
  90         };
  91 };
  92
  93 &ethmac {
  94         status = "okay";
  95
  96         pinctrl-0 = <&eth_pins>;
  97         pinctrl-names = "default";
  98
  99         /* Select external PHY by default */
 100         phy-handle = <&external_phy>;
 101
 102         amlogic,tx-delay-ns = <2>;
 103
 104         /* External PHY is in RGMII */
 105         phy-mode = "rgmii";
 106 };
 107
 108 &external_mdio {
 109         external_phy: ethernet-phy@0 {
 110                 /* Realtek RTL8211F (0x001cc916) */
 111                 reg = <0>;
 112                 max-speed = <1000>;
 113
 114                 reset-assert-us = <10000>;
 115                 reset-deassert-us = <80000>;
 116                 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
 117         };
 118 };
 119
 120 &hdmi_tx {
 121         status = "okay";
 122         pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
 123         pinctrl-names = "default";
 124 };
 125
 126 &hdmi_tx_tmds_port {
 127         hdmi_tx_tmds_out: endpoint {
 128                 remote-endpoint = <&hdmi_connector_in>;
 129         };
 130 };
 131
 132 &ir {
 133         status = "okay";
 134         pinctrl-0 = <&remote_input_ao_pins>;
 135         pinctrl-names = "default";
 136 };
 137
 138 /* SD card */
 139 &sd_emmc_b {
 140         status = "okay";
 141         pinctrl-0 = <&sdcard_pins>;
 142         pinctrl-1 = <&sdcard_clk_gate_pins>;
 143         pinctrl-names = "default", "clk-gate";
 144
 145         bus-width = <4>;
 146         cap-sd-highspeed;
 147         max-frequency = <50000000>;
 148         disable-wp;
 149
 150         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
 151
 152         vmmc-supply = <&vddao_3v3>;
 153         vqmmc-supply = <&vddio_boot>;
 154 };
 155
 156 /* eMMC */
 157 &sd_emmc_c {
 158         status = "okay";
 159         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 160         pinctrl-1 = <&emmc_clk_gate_pins>;
 161         pinctrl-names = "default", "clk-gate";
 162
 163         bus-width = <8>;
 164         cap-mmc-highspeed;
 165         max-frequency = <200000000>;
 166         non-removable;
 167         disable-wp;
 168         mmc-ddr-1_8v;
 169         mmc-hs200-1_8v;
 170
 171         mmc-pwrseq = <&emmc_pwrseq>;
 172         vmmc-supply = <&vcc_3v3>;
 173         vqmmc-supply = <&vddio_boot>;
 174 };
 175
 176 &uart_AO {
 177         status = "okay";
 178         pinctrl-0 = <&uart_ao_a_pins>;
 179         pinctrl-names = "default";
 180 };
 181
 182 &usb {
 183         status = "okay";
 184         dr_mode = "host";
 185 };