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         disable-wp;
  41         no-sd;
  42         no-sdio;
  43         non-removable;
  44         mmc-ddr-1_8v;
  45         mmc-hs200-1_8v;
  46         pinctrl-names = "default";
  47         pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>;
  48         status = "okay";
  49 };
  50
  51 &gmac {
  52         clock_in_out = "output";
  53         pinctrl-names = "default";
  54         pinctrl-0 = <&rmii_pins>;
  55         snps,reset-gpio = <&gpio1 RK_PC1 GPIO_ACTIVE_LOW>;
  56         snps,reset-active-low;
  57         status = "okay";
  58 };
  59
  60 &i2c0 {
  61         clock-frequency = <400000>;
  62         i2c-scl-rising-time-ns = <275>;
  63         i2c-scl-falling-time-ns = <16>;
  64         status = "okay";
  65
  66         rk805: pmic@18 {
  67                 compatible = "rockchip,rk805";
  68                 reg = <0x18>;
  69                 interrupt-parent = <&gpio0>;
  70                 interrupts = <RK_PB4 IRQ_TYPE_LEVEL_LOW>;
  71                 rockchip,system-power-controller;
  72
  73                 vcc1-supply = <&vcc_sys>;
  74                 vcc2-supply = <&vcc_sys>;
  75                 vcc3-supply = <&vcc_sys>;
  76                 vcc4-supply = <&vcc_sys>;
  77                 vcc5-supply = <&vdd_buck2>;
  78                 vcc6-supply = <&vdd_buck2>;
  79
  80                 regulators {
  81                         vdd_core: DCDC_REG1 {
  82                                 regulator-name= "vdd_core";
  83                                 regulator-min-microvolt = <700000>;
  84                                 regulator-max-microvolt = <1500000>;
  85                                 regulator-always-on;
  86                                 regulator-boot-on;
  87                                 regulator-state-mem {
  88                                         regulator-on-in-suspend;
  89                                         regulator-suspend-microvolt = <900000>;
  90                                 };
  91                         };
  92
  93                         vdd_buck2: DCDC_REG2 {
  94                                 regulator-name= "vdd_buck2";
  95                                 regulator-min-microvolt = <2200000>;
  96                                 regulator-max-microvolt = <2200000>;
  97                                 regulator-always-on;
  98                                 regulator-boot-on;
  99                                 regulator-state-mem {
 100                                         regulator-off-in-suspend;
 101                                 };
 102                         };
 103
 104                         vcc_ddr: DCDC_REG3 {
 105                                 regulator-name= "vcc_ddr";
 106                                 regulator-always-on;
 107                                 regulator-boot-on;
 108                                 regulator-state-mem {
 109                                         regulator-on-in-suspend;
 110                                 };
 111                         };
 112
 113                         vcc_io: DCDC_REG4 {
 114                                 regulator-name= "vcc_io";
 115                                 regulator-min-microvolt = <3300000>;
 116                                 regulator-max-microvolt = <3300000>;
 117                                 regulator-always-on;
 118                                 regulator-boot-on;
 119                                 regulator-state-mem {
 120                                         regulator-on-in-suspend;
 121                                         regulator-suspend-microvolt = <3300000>;
 122                                 };
 123                         };
 124
 125                         vdd_10: LDO_REG1 {
 126                                 regulator-name= "vdd_10";
 127                                 regulator-min-microvolt = <1000000>;
 128                                 regulator-max-microvolt = <1000000>;
 129                                 regulator-always-on;
 130                                 regulator-boot-on;
 131                                 regulator-state-mem {
 132                                         regulator-off-in-suspend;
 133                                 };
 134                         };
 135
 136                         vcc_18: LDO_REG2 {
 137                                 regulator-name= "vcc_18";
 138                                 regulator-min-microvolt = <1800000>;
 139                                 regulator-max-microvolt = <1800000>;
 140                                 regulator-always-on;
 141                                 regulator-boot-on;
 142                                 regulator-state-mem {
 143                                         regulator-off-in-suspend;
 144                                 };
 145                         };
 146
 147                         vdd10_pmu: LDO_REG3 {
 148                                 regulator-name= "vdd10_pmu";
 149                                 regulator-min-microvolt = <1000000>;
 150                                 regulator-max-microvolt = <1000000>;
 151                                 regulator-always-on;
 152                                 regulator-boot-on;
 153                                 regulator-state-mem {
 154                                         regulator-on-in-suspend;
 155                                         regulator-suspend-microvolt = <1000000>;
 156                                 };
 157                         };
 158                 };
 159         };
 160 };
 161
 162 &spi {
 163         pinctrl-names = "default";
 164         pinctrl-0 = <&spim1_clk &spim1_cs0 &spim1_tx &spim1_rx>;
 165         status = "okay";
 166
 167         dh2228fv: dac@0 {
 168                 compatible = "rohm,dh2228fv";
 169                 reg = <0>;
 170                 spi-max-frequency = <24000000>;
 171                 spi-cpha;
 172                 spi-cpol;
 173         };
 174 };
 175
 176 &u2phy {
 177         status = "okay";
 178
 179         u2phy_host: host-port {
 180                 status = "okay";
 181         };
 182
 183         u2phy_otg: otg-port {
 184                 status = "okay";
 185         };
 186 };
 187
 188 &uart0 {
 189         pinctrl-names = "default";
 190         pinctrl-0 = <&uart0_xfer>;
 191         status = "okay";
 192 };
 193
 194 &uart2 {
 195         status = "okay";
 196 };
 197
 198 &usb_host_ehci {
 199         status = "okay";
 200 };
 201
 202 &usb_host_ohci {
 203         status = "okay";
 204 };
 205
 206 &usb_otg {
 207         status = "okay";
 208 };