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