arch/arm64/boot/dts/allwinner/sun50i-a64-amarula-relic.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * Copyright (C) 2018 Amarula Solutions B.V.
   4  * Author: Jagan Teki <jagan@amarulasolutions.com>
   5  */
   6
   7 /dts-v1/;
   8
   9 #include "sun50i-a64.dtsi"
  10
  11 #include <dt-bindings/gpio/gpio.h>
  12
  13 / {
  14         model = "Amarula A64-Relic";
  15         compatible = "amarula,a64-relic", "allwinner,sun50i-a64";
  16
  17         aliases {
  18                 serial0 = &uart0;
  19         };
  20
  21         chosen {
  22                 stdout-path = "serial0:115200n8";
  23         };
  24
  25         wifi_pwrseq: wifi-pwrseq {
  26                 compatible = "mmc-pwrseq-simple";
  27                 clocks = <&rtc 1>;
  28                 clock-names = "ext_clock";
  29                 reset-gpios = <&r_pio 0 2 GPIO_ACTIVE_LOW>; /* WL-PMU-EN: PL2 */
  30         };
  31 };
  32
  33 &ehci0 {
  34         status = "okay";
  35 };
  36
  37 &mmc1 {
  38         pinctrl-names = "default";
  39         pinctrl-0 = <&mmc1_pins>;
  40         vmmc-supply = <&reg_dcdc1>;
  41         /*
  42          * Schematic shows both dldo4 and eldo1 connected for vcc-io-wifi, but
  43          * dldo4 connection shows DNP(Do Not Populate) and eldo1 connected with
  44          * 0Ohm register to vcc-io-wifi so eldo1 is used.
  45          */
  46         vqmmc-supply = <&reg_eldo1>;
  47         mmc-pwrseq = <&wifi_pwrseq>;
  48         bus-width = <4>;
  49         non-removable;
  50         status = "okay";
  51
  52         brcmf: wifi@1 {
  53                 reg = <1>;
  54                 compatible = "brcm,bcm4329-fmac";
  55                 interrupt-parent = <&r_pio>;
  56                 interrupts = <0 3 IRQ_TYPE_LEVEL_LOW>;  /* WL-WAKE-AP: PL3 */
  57                 interrupt-names = "host-wake";
  58         };
  59 };
  60
  61 &mmc2 {
  62         pinctrl-names = "default";
  63         pinctrl-0 = <&mmc2_pins>;
  64         vmmc-supply = <&reg_dcdc1>;
  65         bus-width = <8>;
  66         non-removable;
  67         cap-mmc-hw-reset;
  68         status = "okay";
  69 };
  70
  71 &ohci0 {
  72         status = "okay";
  73 };
  74
  75 &r_rsb {
  76         status = "okay";
  77
  78         axp803: pmic@3a3 {
  79                 compatible = "x-powers,axp803";
  80                 reg = <0x3a3>;
  81                 interrupt-parent = <&r_intc>;
  82                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
  83                 x-powers,drive-vbus-en; /* set N_VBUSEN as output pin */
  84         };
  85 };
  86
  87 #include "axp803.dtsi"
  88
  89 &reg_aldo1 {
  90         regulator-always-on;
  91         regulator-min-microvolt = <2800000>;
  92         regulator-max-microvolt = <2800000>;
  93         regulator-name = "avdd-csi";
  94 };
  95
  96 &reg_aldo2 {
  97         regulator-always-on;
  98         regulator-min-microvolt = <1800000>;
  99         regulator-max-microvolt = <3300000>;
 100         regulator-name = "vcc-pl";
 101 };
 102
 103 &reg_aldo3 {
 104         regulator-always-on;
 105         regulator-min-microvolt = <3000000>;
 106         regulator-max-microvolt = <3000000>;
 107         regulator-name = "vcc-pll-avcc";
 108 };
 109
 110 &reg_dcdc1 {
 111         regulator-always-on;
 112         regulator-min-microvolt = <3300000>;
 113         regulator-max-microvolt = <3300000>;
 114         regulator-name = "vcc-3v3";
 115 };
 116
 117 &reg_dcdc2 {
 118         regulator-always-on;
 119         regulator-min-microvolt = <1040000>;
 120         regulator-max-microvolt = <1300000>;
 121         regulator-name = "vdd-cpux";
 122 };
 123
 124 /* DCDC3 is polyphased with DCDC2 */
 125
 126 &reg_dcdc5 {
 127         regulator-always-on;
 128         regulator-min-microvolt = <1500000>;
 129         regulator-max-microvolt = <1500000>;
 130         regulator-name = "vcc-dram";
 131 };
 132
 133 &reg_dcdc6 {
 134         regulator-always-on;
 135         regulator-min-microvolt = <1100000>;
 136         regulator-max-microvolt = <1100000>;
 137         regulator-name = "vdd-sys";
 138 };
 139
 140 &reg_dldo1 {
 141         regulator-min-microvolt = <3300000>;
 142         regulator-max-microvolt = <3300000>;
 143         regulator-name = "vcc-hdmi-dsi-sensor";
 144 };
 145
 146 &reg_dldo2 {
 147         regulator-min-microvolt = <3300000>;
 148         regulator-max-microvolt = <3300000>;
 149         regulator-name = "vcc-mipi";
 150 };
 151
 152 &reg_dldo3 {
 153         regulator-min-microvolt = <2800000>;
 154         regulator-max-microvolt = <2800000>;
 155         regulator-name = "dovdd-csi";
 156 };
 157
 158 &reg_dldo4 {
 159         regulator-min-microvolt = <3300000>;
 160         regulator-max-microvolt = <3300000>;
 161         regulator-name = "vcc-wifi-io";
 162 };
 163
 164 &reg_drivevbus {
 165         regulator-name = "usb0-vbus";
 166         status = "okay";
 167 };
 168
 169 &reg_eldo1 {
 170         regulator-always-on;
 171         regulator-min-microvolt = <1800000>;
 172         regulator-max-microvolt = <1800000>;
 173         regulator-name = "cpvdd";
 174 };
 175
 176 &reg_eldo3 {
 177         regulator-min-microvolt = <1800000>;
 178         regulator-max-microvolt = <1800000>;
 179         regulator-name = "dvdd-csi";
 180 };
 181
 182 &reg_fldo1 {
 183         regulator-min-microvolt = <1200000>;
 184         regulator-max-microvolt = <1200000>;
 185         regulator-name = "vcc-1v2-hsic";
 186 };
 187
 188 /*
 189  * The A64 chip cannot work without this regulator off, although
 190  * it seems to be only driving the AR100 core.
 191  * Maybe we don't still know well about CPUs domain.
 192  */
 193 &reg_fldo2 {
 194         regulator-always-on;
 195         regulator-min-microvolt = <1100000>;
 196         regulator-max-microvolt = <1100000>;
 197         regulator-name = "vdd-cpus";
 198 };
 199
 200 &reg_rtc_ldo {
 201         regulator-name = "vcc-rtc";
 202 };
 203
 204 &uart0 {
 205         pinctrl-names = "default";
 206         pinctrl-0 = <&uart0_pb_pins>;
 207         status = "okay";
 208 };
 209
 210 &usb_otg {
 211         dr_mode = "otg";
 212         status = "okay";
 213 };
 214
 215 &usbphy {
 216         usb0_id_det-gpios = <&pio 7 9 GPIO_ACTIVE_HIGH>; /* PH9 */
 217         usb0_vbus-supply = <&reg_drivevbus>;
 218         status = "okay";
 219 };