arch/arm/dts/meson-gxl-s905x-p212.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (c) 2016 Martin Blumenstingl <martin.blumenstingl@googlemail.com>.
   4  * Based on meson-gx-p23x-q20x.dtsi:
   5  * - Copyright (c) 2016 Endless Computers, Inc.
   6  *   Author: Carlo Caione <carlo@endlessm.com>
   7  * - Copyright (c) 2016 BayLibre, SAS.
   8  *   Author: Neil Armstrong <narmstrong@baylibre.com>
   9  */
  10
  11 /* Common DTSI for devices which are based on the P212 reference board. */
  12
  13 #include "meson-gxl-s905x.dtsi"
  14
  15 / {
  16         aliases {
  17                 serial0 = &uart_AO;
  18                 ethernet0 = &ethmac;
  19         };
  20
  21         chosen {
  22                 stdout-path = "serial0:115200n8";
  23         };
  24
  25         memory@0 {
  26                 device_type = "memory";
  27                 reg = <0x0 0x0 0x0 0x80000000>;
  28         };
  29
  30         hdmi_5v: regulator-hdmi-5v {
  31                 compatible = "regulator-fixed";
  32
  33                 regulator-name = "HDMI_5V";
  34                 regulator-min-microvolt = <5000000>;
  35                 regulator-max-microvolt = <5000000>;
  36
  37                 gpio = <&gpio GPIOH_3 GPIO_ACTIVE_HIGH>;
  38                 enable-active-high;
  39                 regulator-always-on;
  40         };
  41
  42         vddio_boot: regulator-vddio_boot {
  43                 compatible = "regulator-fixed";
  44                 regulator-name = "VDDIO_BOOT";
  45                 regulator-min-microvolt = <1800000>;
  46                 regulator-max-microvolt = <1800000>;
  47         };
  48
  49         vddao_3v3: regulator-vddao_3v3 {
  50                 compatible = "regulator-fixed";
  51                 regulator-name = "VDDAO_3V3";
  52                 regulator-min-microvolt = <3300000>;
  53                 regulator-max-microvolt = <3300000>;
  54         };
  55
  56         vddio_ao18: regulator-vddio_ao18 {
  57                 compatible = "regulator-fixed";
  58                 regulator-name = "VDDIO_AO18";
  59                 regulator-min-microvolt = <1800000>;
  60                 regulator-max-microvolt = <1800000>;
  61         };
  62
  63         vcc_3v3: regulator-vcc_3v3 {
  64                 compatible = "regulator-fixed";
  65                 regulator-name = "VCC_3V3";
  66                 regulator-min-microvolt = <3300000>;
  67                 regulator-max-microvolt = <3300000>;
  68         };
  69
  70         emmc_pwrseq: emmc-pwrseq {
  71                 compatible = "mmc-pwrseq-emmc";
  72                 reset-gpios = <&gpio BOOT_9 GPIO_ACTIVE_LOW>;
  73         };
  74
  75         wifi32k: wifi32k {
  76                 compatible = "pwm-clock";
  77                 #clock-cells = <0>;
  78                 clock-frequency = <32768>;
  79                 pwms = <&pwm_ef 0 30518 0>; /* PWM_E at 32.768KHz */
  80         };
  81
  82         sdio_pwrseq: sdio-pwrseq {
  83                 compatible = "mmc-pwrseq-simple";
  84                 reset-gpios = <&gpio GPIOX_6 GPIO_ACTIVE_LOW>;
  85                 clocks = <&wifi32k>;
  86                 clock-names = "ext_clock";
  87         };
  88 };
  89
  90 &ethmac {
  91         status = "okay";
  92 };
  93
  94 &ir {
  95         status = "okay";
  96         pinctrl-0 = <&remote_input_ao_pins>;
  97         pinctrl-names = "default";
  98 };
  99
 100 &saradc {
 101         status = "okay";
 102         vref-supply = <&vddio_ao18>;
 103 };
 104
 105 /* Wireless SDIO Module */
 106 &sd_emmc_a {
 107         status = "okay";
 108         pinctrl-0 = <&sdio_pins>;
 109         pinctrl-1 = <&sdio_clk_gate_pins>;
 110         pinctrl-names = "default", "clk-gate";
 111         #address-cells = <1>;
 112         #size-cells = <0>;
 113
 114         bus-width = <4>;
 115         cap-sd-highspeed;
 116         max-frequency = <50000000>;
 117
 118         non-removable;
 119         disable-wp;
 120
 121         /* WiFi firmware requires power to be kept while in suspend */
 122         keep-power-in-suspend;
 123
 124         mmc-pwrseq = <&sdio_pwrseq>;
 125
 126         vmmc-supply = <&vddao_3v3>;
 127         vqmmc-supply = <&vddio_boot>;
 128 };
 129
 130 /* SD card */
 131 &sd_emmc_b {
 132         status = "okay";
 133         pinctrl-0 = <&sdcard_pins>;
 134         pinctrl-1 = <&sdcard_clk_gate_pins>;
 135         pinctrl-names = "default", "clk-gate";
 136
 137         bus-width = <4>;
 138         cap-sd-highspeed;
 139         max-frequency = <50000000>;
 140         disable-wp;
 141
 142         cd-gpios = <&gpio CARD_6 GPIO_ACTIVE_LOW>;
 143
 144         vmmc-supply = <&vddao_3v3>;
 145         vqmmc-supply = <&vddio_boot>;
 146 };
 147
 148 /* eMMC */
 149 &sd_emmc_c {
 150         status = "okay";
 151         pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
 152         pinctrl-1 = <&emmc_clk_gate_pins>;
 153         pinctrl-names = "default", "clk-gate";
 154
 155         bus-width = <8>;
 156         cap-mmc-highspeed;
 157         max-frequency = <200000000>;
 158         non-removable;
 159         disable-wp;
 160         mmc-ddr-1_8v;
 161         mmc-hs200-1_8v;
 162
 163         mmc-pwrseq = <&emmc_pwrseq>;
 164         vmmc-supply = <&vcc_3v3>;
 165         vqmmc-supply = <&vddio_boot>;
 166 };
 167
 168 &pwm_ef {
 169         status = "okay";
 170         pinctrl-0 = <&pwm_e_pins>;
 171         pinctrl-names = "default";
 172         clocks = <&clkc CLKID_FCLK_DIV4>;
 173         clock-names = "clkin0";
 174 };
 175
 176 /* This is connected to the Bluetooth module: */
 177 &uart_A {
 178         status = "okay";
 179         pinctrl-0 = <&uart_a_pins>, <&uart_a_cts_rts_pins>;
 180         pinctrl-names = "default";
 181         uart-has-rtscts;
 182
 183         bluetooth {
 184                 compatible = "brcm,bcm43438-bt";
 185                 shutdown-gpios = <&gpio GPIOX_17 GPIO_ACTIVE_HIGH>;
 186                 max-speed = <2000000>;
 187                 clocks = <&wifi32k>;
 188                 clock-names = "lpo";
 189         };
 190 };
 191
 192 &uart_AO {
 193         status = "okay";
 194         pinctrl-0 = <&uart_ao_a_pins>;
 195         pinctrl-names = "default";
 196 };
 197
 198 &usb0 {
 199         status = "okay";
 200 };
 201
 202 &usb2_phy0 {
 203         /*
 204          * HDMI_5V is also used as supply for the USB VBUS.
 205          */
 206         phy-supply = <&hdmi_5v>;
 207 };