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                 status = "okay";
  98
  99                 dai-link-0 {
 100                         sound-dai = <&aiu AIU_CPU CPU_I2S_FIFO>;
 101                 };
 102
 103                 dai-link-1 {
 104                         sound-dai = <&aiu AIU_CPU CPU_SPDIF_FIFO>;
 105                 };
 106
 107                 dai-link-2 {
 108                         sound-dai = <&aiu AIU_CPU CPU_I2S_ENCODER>;
 109                         dai-format = "i2s";
 110                         mclk-fs = <256>;
 111
 112                         codec-0 {
 113                                 sound-dai = <&aiu AIU_HDMI CTRL_I2S>;
 114                         };
 115                 };
 116
 117                 dai-link-3 {
 118                         sound-dai = <&aiu AIU_CPU CPU_SPDIF_ENCODER>;
 119
 120                         codec-0 {
 121                                 sound-dai = <&spdif_dit>;
 122                         };
 123                 };
 124
 125                 dai-link-4 {
 126                         sound-dai = <&aiu AIU_HDMI CTRL_OUT>;
 127
 128                         codec-0 {
 129                                 sound-dai = <&hdmi_tx>;
 130                         };
 131                 };
 132         };
 133 };
 134
 135 &aiu {
 136         status = "okay";
 137         pinctrl-0 = <&spdif_out_h_pins>;
 138         pinctrl-names = "default";
 139 };
 140
 141 &cec_AO {
 142         status = "okay";
 143         pinctrl-0 = <&ao_cec_pins>;
 144         pinctrl-names = "default";
 145         hdmi-phandle = <&hdmi_tx>;
 146 };
 147
 148 &cvbs_vdac_port {
 149         cvbs_vdac_out: endpoint {
 150                 remote-endpoint = <&cvbs_connector_in>;
 151         };
 152 };
 153
 154 &ethmac {
 155         status = "okay";
 156
 157         pinctrl-0 = <&eth_pins>;
 158         pinctrl-names = "default";
 159
 160         /* Select external PHY by default */
 161         phy-handle = <&external_phy>;
 162
 163         amlogic,tx-delay-ns = <2>;
 164
 165         /* External PHY is in RGMII */
 166         phy-mode = "rgmii";
 167 };
 168
 169 &external_mdio {
 170         external_phy: ethernet-phy@0 {
 171                 /* Realtek RTL8211F (0x001cc916) */
 172                 reg = <0>;
 173                 max-speed = <1000>;
 174
 175                 reset-assert-us = <10000>;
 176                 reset-deassert-us = <80000>;
 177                 reset-gpios = <&gpio GPIOZ_14 GPIO_ACTIVE_LOW>;
 178         };
 179 };
 180
 181 &hdmi_tx {
 182         status = "okay";
 183         pinctrl-0 = <&hdmi_hpd_pins>, <&hdmi_i2c_pins>;
 184         pinctrl-names = "default";
 185 };
 186
 187 &hdmi_tx_tmds_port {
 188         hdmi_tx_tmds_out: endpoint {
 189                 remote-endpoint = <&hdmi_connector_in>;
 190         };
 191 };
 192
 193 &ir {
 194         status = "okay";
 195         pinctrl-0 = <&remote_input_ao_pins>;
 196         pinctrl-names = "default";
 197 };
 198
 199 /* SD card */
 200 &sd_emmc_b {
 201         status = "okay";
 202         pinctrl-0 = <&sdcard_pins>;
 203         pinctrl-1 = <&sdcard_clk_gate_pins>;
 204         pinctrl-names = "default", "clk-gate";
 205
 206         bus-width = <4>;
 207         cap-sd-highspeed;
 208         max-frequency = <50000000>;
 209         disable-wp;
 210
 211         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
 212
 213         vmmc-supply = <&vddao_3v3>;
 214         vqmmc-supply = <&vddio_boot>;
 215 };
 216
 217 /* eMMC */
 218 &sd_emmc_c {
 219         status = "okay";
 220         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 221         pinctrl-1 = <&emmc_clk_gate_pins>;
 222         pinctrl-names = "default", "clk-gate";
 223
 224         bus-width = <8>;
 225         cap-mmc-highspeed;
 226         max-frequency = <200000000>;
 227         non-removable;
 228         disable-wp;
 229         mmc-ddr-1_8v;
 230         mmc-hs200-1_8v;
 231
 232         mmc-pwrseq = <&emmc_pwrseq>;
 233         vmmc-supply = <&vcc_3v3>;
 234         vqmmc-supply = <&vddio_boot>;
 235 };
 236
 237 &uart_AO {
 238         status = "okay";
 239         pinctrl-0 = <&uart_ao_a_pins>;
 240         pinctrl-names = "default";
 241 };
 242
 243 &usb {
 244         status = "okay";
 245         dr_mode = "host";
 246 };