arch/arm/boot/dts/r8a77470-iwg23s-sbc.dts

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree Source for the iWave-RZ/G1C single board computer
   4  *
   5  * Copyright (C) 2018 Renesas Electronics Corp.
   6  */
   7
   8 /dts-v1/;
   9 #include <dt-bindings/gpio/gpio.h>
  10 #include "r8a77470.dtsi"
  11 / {
  12         model = "iWave iW-RainboW-G23S single board computer based on RZ/G1C";
  13         compatible = "iwave,g23s", "renesas,r8a77470";
  14
  15         aliases {
  16                 ethernet0 = &avb;
  17                 serial1 = &scif1;
  18         };
  19
  20         chosen {
  21                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=dhcp";
  22                 stdout-path = "serial1:115200n8";
  23         };
  24
  25         hdmi-out {
  26                 compatible = "hdmi-connector";
  27                 type = "a";
  28
  29                 port {
  30                         hdmi_con: endpoint {
  31                                 remote-endpoint = <&bridge_out>;
  32                         };
  33                 };
  34         };
  35
  36         memory@40000000 {
  37                 device_type = "memory";
  38                 reg = <0 0x40000000 0 0x20000000>;
  39         };
  40
  41         reg_1p8v: reg-1p8v {
  42                 compatible = "regulator-fixed";
  43                 regulator-name = "fixed-1.8V";
  44                 regulator-min-microvolt = <1800000>;
  45                 regulator-max-microvolt = <1800000>;
  46                 regulator-boot-on;
  47                 regulator-always-on;
  48         };
  49
  50         reg_3p3v: reg-3p3v {
  51                 compatible = "regulator-fixed";
  52                 regulator-name = "fixed-3.3V";
  53                 regulator-min-microvolt = <3300000>;
  54                 regulator-max-microvolt = <3300000>;
  55                 regulator-boot-on;
  56                 regulator-always-on;
  57         };
  58
  59         vccq_sdhi2: regulator-vccq-sdhi2 {
  60                 compatible = "regulator-gpio";
  61
  62                 regulator-name = "SDHI2 VccQ";
  63                 regulator-min-microvolt = <1800000>;
  64                 regulator-max-microvolt = <3300000>;
  65
  66                 gpios = <&gpio2 24 GPIO_ACTIVE_LOW>;
  67                 gpios-states = <1>;
  68                 states = <3300000 1
  69                           1800000 0>;
  70         };
  71 };
  72
  73 &avb {
  74         pinctrl-0 = <&avb_pins>;
  75         pinctrl-names = "default";
  76
  77         phy-handle = <&phy3>;
  78         phy-mode = "gmii";
  79         renesas,no-ether-link;
  80         status = "okay";
  81
  82         phy3: ethernet-phy@3 {
  83                 reg = <3>;
  84                 interrupt-parent = <&gpio5>;
  85                 interrupts = <16 IRQ_TYPE_LEVEL_LOW>;
  86                 micrel,led-mode = <1>;
  87         };
  88 };
  89
  90 &cmt0 {
  91         status = "okay";
  92 };
  93
  94 &du {
  95         pinctrl-0 = <&du0_pins>;
  96         pinctrl-names = "default";
  97
  98         status = "okay";
  99
 100         ports {
 101                 port@0 {
 102                         endpoint {
 103                                 remote-endpoint = <&bridge_in>;
 104                         };
 105                 };
 106         };
 107 };
 108
 109 &extal_clk {
 110         clock-frequency = <20000000>;
 111 };
 112
 113 &gpio2 {
 114         interrupt-fixup {
 115                 gpio-hog;
 116                 gpios = <29 GPIO_ACTIVE_HIGH>;
 117                 line-name = "hdmi-hpd-int";
 118                 input;
 119         };
 120 };
 121
 122 &i2c3 {
 123         pinctrl-0 = <&i2c3_pins>;
 124         pinctrl-names = "default";
 125
 126         status = "okay";
 127         clock-frequency = <400000>;
 128
 129         rtc@51 {
 130                 compatible = "nxp,pcf85263";
 131                 reg = <0x51>;
 132         };
 133 };
 134
 135 &i2c4 {
 136         pinctrl-0 = <&i2c4_pins>;
 137         pinctrl-names = "default";
 138
 139         status = "okay";
 140         clock-frequency = <100000>;
 141
 142         hdmi@39 {
 143                 compatible = "sil,sii9022";
 144                 reg = <0x39>;
 145                 interrupt-parent = <&gpio2>;
 146                 interrupts = <29 IRQ_TYPE_LEVEL_LOW>;
 147
 148                 ports {
 149                         #address-cells = <1>;
 150                         #size-cells = <0>;
 151
 152                         port@0 {
 153                                 reg = <0>;
 154                                 bridge_in: endpoint {
 155                                         remote-endpoint = <&du_out_rgb0>;
 156                                 };
 157                         };
 158
 159                         port@1 {
 160                                 reg = <1>;
 161                                 bridge_out: endpoint {
 162                                         remote-endpoint = <&hdmi_con>;
 163                                 };
 164                         };
 165                 };
 166         };
 167 };
 168
 169 &pfc {
 170         avb_pins: avb {
 171                 groups = "avb_mdio", "avb_gmii_tx_rx";
 172                 function = "avb";
 173         };
 174
 175         du0_pins: du0 {
 176                 groups = "du0_rgb888", "du0_sync", "du0_disp", "du0_clk0_out";
 177                 function = "du0";
 178         };
 179
 180         i2c4_pins: i2c4 {
 181                 groups = "i2c4_e";
 182                 function = "i2c4";
 183         };
 184
 185         i2c3_pins: i2c3 {
 186                 groups = "i2c3_c";
 187                 function = "i2c3";
 188         };
 189
 190         mmc_pins_uhs: mmc_uhs {
 191                 groups = "mmc_data8", "mmc_ctrl";
 192                 function = "mmc";
 193                 power-source = <1800>;
 194         };
 195
 196         qspi0_pins: qspi0 {
 197                 groups = "qspi0_ctrl", "qspi0_data2";
 198                 function = "qspi0";
 199         };
 200
 201         scif1_pins: scif1 {
 202                 groups = "scif1_data_b";
 203                 function = "scif1";
 204         };
 205
 206         sdhi2_pins: sd2 {
 207                 groups = "sdhi2_data4", "sdhi2_ctrl";
 208                 function = "sdhi2";
 209                 power-source = <3300>;
 210         };
 211
 212         sdhi2_pins_uhs: sd2_uhs {
 213                 groups = "sdhi2_data4", "sdhi2_ctrl";
 214                 function = "sdhi2";
 215                 power-source = <1800>;
 216         };
 217 };
 218
 219 &qspi0 {
 220         pinctrl-0 = <&qspi0_pins>;
 221         pinctrl-names = "default";
 222
 223         status = "okay";
 224
 225         /* WARNING - This device contains the bootloader. Handle with care. */
 226         flash: flash@0 {
 227                 #address-cells = <1>;
 228                 #size-cells = <1>;
 229                 compatible = "issi,is25lp016d", "jedec,spi-nor";
 230                 reg = <0>;
 231                 spi-max-frequency = <133000000>;
 232                 spi-tx-bus-width = <1>;
 233                 spi-rx-bus-width = <1>;
 234                 m25p,fast-read;
 235                 spi-cpol;
 236                 spi-cpha;
 237         };
 238 };
 239
 240 &rwdt {
 241         timeout-sec = <60>;
 242         status = "okay";
 243 };
 244
 245 &scif1 {
 246         pinctrl-0 = <&scif1_pins>;
 247         pinctrl-names = "default";
 248
 249         status = "okay";
 250 };
 251
 252 &sdhi1 {
 253         pinctrl-0 = <&mmc_pins_uhs>;
 254         pinctrl-names = "state_uhs";
 255
 256         vmmc-supply = <&reg_3p3v>;
 257         vqmmc-supply = <&reg_1p8v>;
 258         bus-width = <8>;
 259         mmc-hs200-1_8v;
 260         non-removable;
 261         fixed-emmc-driver-type = <1>;
 262         status = "okay";
 263 };
 264
 265 &sdhi2 {
 266         pinctrl-0 = <&sdhi2_pins>;
 267         pinctrl-1 = <&sdhi2_pins_uhs>;
 268         pinctrl-names = "default", "state_uhs";
 269
 270         vmmc-supply = <&reg_3p3v>;
 271         vqmmc-supply = <&vccq_sdhi2>;
 272         bus-width = <4>;
 273         cd-gpios = <&gpio4 20 GPIO_ACTIVE_LOW>;
 274         sd-uhs-sdr50;
 275         status = "okay";
 276 };