arch/arm/boot/dts/sun8i-h2-plus-bananapi-m2-zero.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (C) 2017 Icenowy Zheng <icenowy@aosc.io>
   4  *
   5  * Based on sun8i-h3-bananapi-m2-plus.dts, which is:
   6  *   Copyright (C) 2016 Chen-Yu Tsai <wens@csie.org>
   7  */
   8
   9 /dts-v1/;
  10 #include "sun8i-h3.dtsi"
  11 #include "sunxi-common-regulators.dtsi"
  12
  13 #include <dt-bindings/gpio/gpio.h>
  14 #include <dt-bindings/input/input.h>
  15
  16 / {
  17         model = "Banana Pi BPI-M2-Zero";
  18         compatible = "sinovoip,bpi-m2-zero", "allwinner,sun8i-h2-plus";
  19
  20         aliases {
  21                 serial0 = &uart0;
  22                 serial1 = &uart1;
  23         };
  24
  25         chosen {
  26                 stdout-path = "serial0:115200n8";
  27         };
  28
  29         connector {
  30                 compatible = "hdmi-connector";
  31                 type = "c";
  32
  33                 port {
  34                         hdmi_con_in: endpoint {
  35                                 remote-endpoint = <&hdmi_out_con>;
  36                         };
  37                 };
  38         };
  39
  40         leds {
  41                 compatible = "gpio-leds";
  42
  43                 pwr_led {
  44                         label = "bananapi-m2-zero:red:pwr";
  45                         gpios = <&r_pio 0 10 GPIO_ACTIVE_LOW>; /* PL10 */
  46                         default-state = "on";
  47                 };
  48         };
  49
  50         gpio-keys {
  51                 compatible = "gpio-keys";
  52
  53                 switch-4 {
  54                         label = "power";
  55                         linux,code = <KEY_POWER>;
  56                         gpios = <&r_pio 0 3 GPIO_ACTIVE_LOW>;
  57                         wakeup-source;
  58                 };
  59         };
  60
  61         reg_vdd_cpux: vdd-cpux-regulator {
  62                 compatible = "regulator-gpio";
  63                 regulator-name = "vdd-cpux";
  64                 regulator-type = "voltage";
  65                 regulator-boot-on;
  66                 regulator-always-on;
  67                 regulator-min-microvolt = <1100000>;
  68                 regulator-max-microvolt = <1300000>;
  69                 regulator-ramp-delay = <50>; /* 4ms */
  70
  71                 gpios = <&r_pio 0 1 GPIO_ACTIVE_HIGH>; /* PL1 */
  72                 enable-active-high;
  73                 gpios-states = <0x1>;
  74                 states = <1100000 0>, <1300000 1>;
  75         };
  76
  77         reg_vcc_dram: vcc-dram {
  78                 compatible = "regulator-fixed";
  79                 regulator-name = "vcc-dram";
  80                 regulator-min-microvolt = <1500000>;
  81                 regulator-max-microvolt = <1500000>;
  82                 regulator-always-on;
  83                 regulator-boot-on;
  84                 enable-active-high;
  85                 gpio = <&r_pio 0 9 GPIO_ACTIVE_HIGH>; /* PL9 */
  86                 vin-supply = <&reg_vcc5v0>;
  87         };
  88
  89         reg_vcc1v2: vcc1v2 {
  90                 compatible = "regulator-fixed";
  91                 regulator-name = "vcc1v2";
  92                 regulator-min-microvolt = <1200000>;
  93                 regulator-max-microvolt = <1200000>;
  94                 regulator-always-on;
  95                 regulator-boot-on;
  96                 enable-active-high;
  97                 gpio = <&r_pio 0 8 GPIO_ACTIVE_HIGH>; /* PL8 */
  98                 vin-supply = <&reg_vcc5v0>;
  99         };
 100
 101         poweroff {
 102                 compatible = "regulator-poweroff";
 103                 cpu-supply = <&reg_vcc1v2>;
 104         };
 105
 106         wifi_pwrseq: wifi_pwrseq {
 107                 compatible = "mmc-pwrseq-simple";
 108                 reset-gpios = <&r_pio 0 7 GPIO_ACTIVE_LOW>; /* PL7 */
 109                 clocks = <&rtc CLK_OSC32K_FANOUT>;
 110                 clock-names = "ext_clock";
 111         };
 112 };
 113
 114 &cpu0 {
 115         cpu-supply = <&reg_vdd_cpux>;
 116 };
 117
 118 &de {
 119         status = "okay";
 120 };
 121
 122 &ehci0 {
 123         status = "okay";
 124 };
 125
 126 &hdmi {
 127         status = "okay";
 128 };
 129
 130 &hdmi_out {
 131         hdmi_out_con: endpoint {
 132                 remote-endpoint = <&hdmi_con_in>;
 133         };
 134 };
 135
 136 &mmc0 {
 137         vmmc-supply = <&reg_vcc3v3>;
 138         bus-width = <4>;
 139         /*
 140          * On the production batch of this board the card detect GPIO is
 141          * high active (card inserted), although on the early samples it's
 142          * low active.
 143          */
 144         cd-gpios = <&pio 5 6 GPIO_ACTIVE_HIGH>; /* PF6 */
 145         status = "okay";
 146 };
 147
 148 &mmc1 {
 149         vmmc-supply = <&reg_vcc3v3>;
 150         vqmmc-supply = <&reg_vcc3v3>;
 151         mmc-pwrseq = <&wifi_pwrseq>;
 152         bus-width = <4>;
 153         non-removable;
 154         status = "okay";
 155
 156         brcmf: wifi@1 {
 157                 reg = <1>;
 158                 compatible = "brcm,bcm4329-fmac";
 159                 interrupt-parent = <&pio>;
 160                 interrupts = <6 10 IRQ_TYPE_LEVEL_LOW>; /* PG10 / EINT10 */
 161                 interrupt-names = "host-wake";
 162         };
 163 };
 164
 165 &ohci0 {
 166         status = "okay";
 167 };
 168
 169 &uart0 {
 170         pinctrl-names = "default";
 171         pinctrl-0 = <&uart0_pa_pins>;
 172         status = "okay";
 173 };
 174
 175 &uart1 {
 176         pinctrl-names = "default";
 177         pinctrl-0 = <&uart1_pins>, <&uart1_rts_cts_pins>;
 178         uart-has-rtscts;
 179         status = "okay";
 180
 181         bluetooth {
 182                 compatible = "brcm,bcm43438-bt";
 183                 max-speed = <1500000>;
 184                 clocks = <&rtc CLK_OSC32K_FANOUT>;
 185                 clock-names = "lpo";
 186                 vbat-supply = <&reg_vcc3v3>;
 187                 vddio-supply = <&reg_vcc3v3>;
 188                 device-wakeup-gpios = <&pio 6 13 GPIO_ACTIVE_HIGH>; /* PG13 */
 189                 host-wakeup-gpios = <&pio 6 11 GPIO_ACTIVE_HIGH>; /* PG11 */
 190                 shutdown-gpios = <&pio 6 12 GPIO_ACTIVE_HIGH>; /* PG12 */
 191         };
 192
 193 };
 194
 195 &pio {
 196         gpio-line-names =
 197                 /* PA */
 198                 "CON2-P13", "CON2-P11", "CON2-P22", "CON2-P15",
 199                         "CON3-P03", "CON3-P02", "CON2-P07", "CON2-P29",
 200                 "CON2-P31", "CON2-P33", "CON2-P35", "CON2-P05",
 201                         "CON2-P03", "CON2-P08", "CON2-P10", "CON2-P16",
 202                 "CON2-P12", "CON2-P37", "CON2-P28", "CON2-P27",
 203                         "CON2-P40", "CON2-P38", "", "",
 204                 "", "", "", "", "", "", "", "",
 205
 206                 /* PB */
 207                 "", "", "", "", "", "", "", "",
 208                 "", "", "", "", "", "", "", "",
 209                 "", "", "", "", "", "", "", "",
 210                 "", "", "", "", "", "", "", "",
 211
 212                 /* PC */
 213                 "CON2-P19", "CON2-P21", "CON2-P23", "CON2-P24",
 214                         "CON2-P18", "", "", "CON2-P26",
 215                 "", "", "", "", "", "", "", "",
 216                 "", "", "", "", "", "", "", "",
 217                 "", "", "", "", "", "", "", "",
 218
 219                 /* PD */
 220                 "", "", "", "", "", "", "", "",
 221                 "", "", "", "", "", "", "CSI-PWR-EN", "",
 222                 "", "", "", "", "", "", "", "",
 223                 "", "", "", "", "", "", "", "",
 224
 225                 /* PE */
 226                 "CN3-P17", "CN3-P13", "CN3-P09", "CN3-P07",
 227                         "CN3-P19", "CN3-P21", "CN3-P22", "CN3-P20",
 228                 "CN3-P18", "CN3-P16", "CN3-P14", "CN3-P12",
 229                         "CN3-P05", "CN3-P03", "CN3-P06", "CN3-P08",
 230                 "", "", "", "", "", "", "", "",
 231                 "", "", "", "", "", "", "", "",
 232
 233                 /* PF */
 234                 "SDC0-D1", "SDC0-D0", "SDC0-CLK", "SDC0-CMD", "SDC0-D3",
 235                         "SDC0-D2", "SDC0-DET", "",
 236                 "", "", "", "", "", "", "", "",
 237                 "", "", "", "", "", "", "", "",
 238                 "", "", "", "", "", "", "", "",
 239
 240                 /* PG */
 241                 "WL-SDIO-CLK", "WL-SDIO-CMD", "WL-SDIO-D0", "WL-SDIO-D1",
 242                         "WL-SDIO-D2", "WL-SDIO-D3", "BT-UART-TX", "BT-UART-RX",
 243                 "BT-UART-RTS", "BT-UART-CTS", "WL-WAKE-AP", "BT-WAKE-AP",
 244                         "BT-RST-N", "AP-WAKE-BT", "", "",
 245                 "", "", "", "", "", "", "", "",
 246                 "", "", "", "", "", "", "", "";
 247 };
 248
 249 &r_pio {
 250         gpio-line-names =
 251                 /* PL */
 252                 "", "CPUX-SET", "CON2-P32", "POWER-KEY", "CON2-P36",
 253                         "VCC-IO-EN", "USB0-ID", "WL-PWR-EN",
 254                 "PWR-STB", "PWR-DRAM", "PWR-LED", "IR-RX", "", "", "", "",
 255                 "", "", "", "", "", "", "", "",
 256                 "", "", "", "", "", "", "", "";
 257 };
 258
 259 &usb_otg {
 260         dr_mode = "otg";
 261         status = "okay";
 262 };
 263
 264 &usbphy {
 265         usb0_id_det-gpios = <&r_pio 0 6 GPIO_ACTIVE_HIGH>; /* PL6 */
 266         /*
 267          * There're two micro-USB connectors, one is power-only and another is
 268          * OTG. The Vbus of these two connectors are connected together, so
 269          * the external USB device will be powered just by the power input
 270          * from the power-only USB port.
 271          */
 272         status = "okay";
 273 };