arch/arm/boot/dts/rv1108-elgin-r1.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2
   3 /*
   4  * Copyright (C) 2018 O.S. Systems Software LTDA.
   5  */
   6
   7 /dts-v1/;
   8
   9 #include "rv1108.dtsi"
  10
  11 / {
  12         model = "Elgin RV1108 R1 board";
  13         compatible = "elgin,rv1108-r1", "rockchip,rv1108";
  14
  15         aliases {
  16                 mmc0 = &emmc;
  17         };
  18
  19         memory@60000000 {
  20                 device_type = "memory";
  21                 reg = <0x60000000 0x08000000>;
  22         };
  23
  24         chosen {
  25                 stdout-path = "serial2:1500000n8";
  26         };
  27
  28         vcc_sys: vsys-regulator {
  29                 compatible = "regulator-fixed";
  30                 regulator-name = "vsys";
  31                 regulator-min-microvolt = <5000000>;
  32                 regulator-max-microvolt = <5000000>;
  33                 regulator-boot-on;
  34         };
  35 };
  36
  37 &cpu0 {
  38         cpu-supply = <&vdd_core>;
  39 };
  40
  41 &emmc {
  42         bus-width = <8>;
  43         cap-mmc-highspeed;
  44         no-sd;
  45         no-sdio;
  46         non-removable;
  47         mmc-ddr-1_8v;
  48         mmc-hs200-1_8v;
  49         pinctrl-names = "default";
  50         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
  51         status = "okay";
  52 };
  53
  54 &gmac {
  55         clock_in_out = "output";
  56         pinctrl-names = "default";
  57         pinctrl-0 = <&rmii_pins>;
  58         snps,reset-gpio = <&gpio1 RK_PC1 GPIO_ACTIVE_LOW>;
  59         snps,reset-active-low;
  60         status = "okay";
  61 };
  62
  63 &i2c0 {
  64         clock-frequency = <400000>;
  65         i2c-scl-rising-time-ns = <275>;
  66         i2c-scl-falling-time-ns = <16>;
  67         status = "okay";
  68
  69         rk805: pmic@18 {
  70                 compatible = "rockchip,rk805";
  71                 reg = <0x18>;
  72                 interrupt-parent = <&gpio0>;
  73                 interrupts = <RK_PB4 IRQ_TYPE_LEVEL_LOW>;
  74                 rockchip,system-power-controller;
  75
  76                 vcc1-supply = <&vcc_sys>;
  77                 vcc2-supply = <&vcc_sys>;
  78                 vcc3-supply = <&vcc_sys>;
  79                 vcc4-supply = <&vcc_sys>;
  80                 vcc5-supply = <&vdd_buck2>;
  81                 vcc6-supply = <&vdd_buck2>;
  82
  83                 regulators {
  84                         vdd_core: DCDC_REG1 {
  85                                 regulator-name= "vdd_core";
  86                                 regulator-min-microvolt = <700000>;
  87                                 regulator-max-microvolt = <1500000>;
  88                                 regulator-always-on;
  89                                 regulator-boot-on;
  90                                 regulator-state-mem {
  91                                         regulator-on-in-suspend;
  92                                         regulator-suspend-microvolt = <900000>;
  93                                 };
  94                         };
  95
  96                         vdd_buck2: DCDC_REG2 {
  97                                 regulator-name= "vdd_buck2";
  98                                 regulator-min-microvolt = <2200000>;
  99                                 regulator-max-microvolt = <2200000>;
 100                                 regulator-always-on;
 101                                 regulator-boot-on;
 102                                 regulator-state-mem {
 103                                         regulator-off-in-suspend;
 104                                 };
 105                         };
 106
 107                         vcc_ddr: DCDC_REG3 {
 108                                 regulator-name= "vcc_ddr";
 109                                 regulator-always-on;
 110                                 regulator-boot-on;
 111                                 regulator-state-mem {
 112                                         regulator-on-in-suspend;
 113                                 };
 114                         };
 115
 116                         vcc_io: DCDC_REG4 {
 117                                 regulator-name= "vcc_io";
 118                                 regulator-min-microvolt = <3300000>;
 119                                 regulator-max-microvolt = <3300000>;
 120                                 regulator-always-on;
 121                                 regulator-boot-on;
 122                                 regulator-state-mem {
 123                                         regulator-on-in-suspend;
 124                                         regulator-suspend-microvolt = <3300000>;
 125                                 };
 126                         };
 127
 128                         vdd_10: LDO_REG1 {
 129                                 regulator-name= "vdd_10";
 130                                 regulator-min-microvolt = <1000000>;
 131                                 regulator-max-microvolt = <1000000>;
 132                                 regulator-always-on;
 133                                 regulator-boot-on;
 134                                 regulator-state-mem {
 135                                         regulator-off-in-suspend;
 136                                 };
 137                         };
 138
 139                         vcc_18: LDO_REG2 {
 140                                 regulator-name= "vcc_18";
 141                                 regulator-min-microvolt = <1800000>;
 142                                 regulator-max-microvolt = <1800000>;
 143                                 regulator-always-on;
 144                                 regulator-boot-on;
 145                                 regulator-state-mem {
 146                                         regulator-off-in-suspend;
 147                                 };
 148                         };
 149
 150                         vdd10_pmu: LDO_REG3 {
 151                                 regulator-name= "vdd10_pmu";
 152                                 regulator-min-microvolt = <1000000>;
 153                                 regulator-max-microvolt = <1000000>;
 154                                 regulator-always-on;
 155                                 regulator-boot-on;
 156                                 regulator-state-mem {
 157                                         regulator-on-in-suspend;
 158                                         regulator-suspend-microvolt = <1000000>;
 159                                 };
 160                         };
 161                 };
 162         };
 163 };
 164
 165 &spi {
 166         pinctrl-names = "default";
 167         pinctrl-0 = <&spim1_clk &spim1_cs0 &spim1_tx &spim1_rx>;
 168         status = "okay";
 169
 170         dh2228fv: dac@0 {
 171                 compatible = "rohm,dh2228fv";
 172                 reg = <0>;
 173                 spi-max-frequency = <24000000>;
 174                 spi-cpha;
 175                 spi-cpol;
 176         };
 177 };
 178
 179 &u2phy {
 180         status = "okay";
 181
 182         u2phy_host: host-port {
 183                 status = "okay";
 184         };
 185
 186         u2phy_otg: otg-port {
 187                 status = "okay";
 188         };
 189 };
 190
 191 &uart0 {
 192         pinctrl-names = "default";
 193         pinctrl-0 = <&uart0_xfer>;
 194         status = "okay";
 195 };
 196
 197 &uart2 {
 198         status = "okay";
 199 };
 200
 201 &usb_host_ehci {
 202         status = "okay";
 203 };
 204
 205 &usb_host_ohci {
 206         status = "okay";
 207 };
 208
 209 &usb_otg {
 210         status = "okay";
 211 };