arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
   2 /*
   3  * Device Tree Source for the White Hawk CPU board
   4  *
   5  * Copyright (C) 2022 Renesas Electronics Corp.
   6  */
   7
   8 #include "r8a779g0.dtsi"
   9
  10 #include <dt-bindings/gpio/gpio.h>
  11 #include <dt-bindings/input/input.h>
  12 #include <dt-bindings/leds/common.h>
  13
  14 / {
  15         model = "Renesas White Hawk CPU board";
  16         compatible = "renesas,white-hawk-cpu", "renesas,r8a779g0";
  17
  18         aliases {
  19                 ethernet0 = &avb0;
  20                 serial0 = &hscif0;
  21         };
  22
  23         chosen {
  24                 bootargs = "ignore_loglevel rw root=/dev/nfs ip=on";
  25                 stdout-path = "serial0:921600n8";
  26         };
  27
  28         keys {
  29                 compatible = "gpio-keys";
  30
  31                 pinctrl-0 = <&keys_pins>;
  32                 pinctrl-names = "default";
  33
  34                 key-1 {
  35                         gpios = <&gpio5 0 GPIO_ACTIVE_LOW>;
  36                         linux,code = <KEY_1>;
  37                         label = "SW47";
  38                         wakeup-source;
  39                         debounce-interval = <20>;
  40                 };
  41
  42                 key-2 {
  43                         gpios = <&gpio5 1 GPIO_ACTIVE_LOW>;
  44                         linux,code = <KEY_2>;
  45                         label = "SW48";
  46                         wakeup-source;
  47                         debounce-interval = <20>;
  48                 };
  49
  50                 key-3 {
  51                         gpios = <&gpio5 2 GPIO_ACTIVE_LOW>;
  52                         linux,code = <KEY_3>;
  53                         label = "SW49";
  54                         wakeup-source;
  55                         debounce-interval = <20>;
  56                 };
  57         };
  58
  59         leds {
  60                 compatible = "gpio-leds";
  61
  62                 led-1 {
  63                         gpios = <&gpio7 0 GPIO_ACTIVE_HIGH>;
  64                         color = <LED_COLOR_ID_GREEN>;
  65                         function = LED_FUNCTION_INDICATOR;
  66                         function-enumerator = <1>;
  67                 };
  68
  69                 led-2 {
  70                         gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>;
  71                         color = <LED_COLOR_ID_GREEN>;
  72                         function = LED_FUNCTION_INDICATOR;
  73                         function-enumerator = <2>;
  74                 };
  75
  76                 led-3 {
  77                         gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
  78                         color = <LED_COLOR_ID_GREEN>;
  79                         function = LED_FUNCTION_INDICATOR;
  80                         function-enumerator = <3>;
  81                 };
  82         };
  83
  84         memory@48000000 {
  85                 device_type = "memory";
  86                 /* first 128MB is reserved for secure area. */
  87                 reg = <0x0 0x48000000 0x0 0x78000000>;
  88         };
  89
  90         memory@480000000 {
  91                 device_type = "memory";
  92                 reg = <0x4 0x80000000 0x0 0x80000000>;
  93         };
  94
  95         memory@600000000 {
  96                 device_type = "memory";
  97                 reg = <0x6 0x00000000 0x1 0x00000000>;
  98         };
  99
 100         mini-dp-con {
 101                 compatible = "dp-connector";
 102                 label = "CN5";
 103                 type = "mini";
 104
 105                 port {
 106                         mini_dp_con_in: endpoint {
 107                                 remote-endpoint = <&sn65dsi86_out>;
 108                         };
 109                 };
 110         };
 111
 112         reg_1p2v: regulator-1p2v {
 113                 compatible = "regulator-fixed";
 114                 regulator-name = "fixed-1.2V";
 115                 regulator-min-microvolt = <1200000>;
 116                 regulator-max-microvolt = <1200000>;
 117                 regulator-boot-on;
 118                 regulator-always-on;
 119         };
 120
 121         reg_1p8v: regulator-1p8v {
 122                 compatible = "regulator-fixed";
 123                 regulator-name = "fixed-1.8V";
 124                 regulator-min-microvolt = <1800000>;
 125                 regulator-max-microvolt = <1800000>;
 126                 regulator-boot-on;
 127                 regulator-always-on;
 128         };
 129
 130         reg_3p3v: regulator-3p3v {
 131                 compatible = "regulator-fixed";
 132                 regulator-name = "fixed-3.3V";
 133                 regulator-min-microvolt = <3300000>;
 134                 regulator-max-microvolt = <3300000>;
 135                 regulator-boot-on;
 136                 regulator-always-on;
 137         };
 138
 139         sn65dsi86_refclk: clk-x6 {
 140                 compatible = "fixed-clock";
 141                 #clock-cells = <0>;
 142                 clock-frequency = <38400000>;
 143         };
 144 };
 145
 146 &avb0 {
 147         pinctrl-0 = <&avb0_pins>;
 148         pinctrl-names = "default";
 149         phy-handle = <&phy0>;
 150         tx-internal-delay-ps = <2000>;
 151         status = "okay";
 152
 153         phy0: ethernet-phy@0 {
 154                 compatible = "ethernet-phy-id0022.1622",
 155                              "ethernet-phy-ieee802.3-c22";
 156                 rxc-skew-ps = <1500>;
 157                 reg = <0>;
 158                 interrupt-parent = <&gpio7>;
 159                 interrupts = <5 IRQ_TYPE_LEVEL_LOW>;
 160                 reset-gpios = <&gpio7 10 GPIO_ACTIVE_LOW>;
 161         };
 162 };
 163
 164 &dsi0 {
 165         status = "okay";
 166
 167         ports {
 168                 port@1 {
 169                         dsi0_out: endpoint {
 170                                 remote-endpoint = <&sn65dsi86_in>;
 171                                 data-lanes = <1 2 3 4>;
 172                         };
 173                 };
 174         };
 175 };
 176
 177 &du {
 178         status = "okay";
 179 };
 180
 181 &extal_clk {
 182         clock-frequency = <16666666>;
 183 };
 184
 185 &extalr_clk {
 186         clock-frequency = <32768>;
 187 };
 188
 189 &hscif0 {
 190         pinctrl-0 = <&hscif0_pins>;
 191         pinctrl-names = "default";
 192
 193         status = "okay";
 194 };
 195
 196 &i2c0 {
 197         pinctrl-0 = <&i2c0_pins>;
 198         pinctrl-names = "default";
 199
 200         status = "okay";
 201         clock-frequency = <400000>;
 202
 203         io_expander_a: gpio@20 {
 204                 compatible = "onnn,pca9654";
 205                 reg = <0x20>;
 206                 interrupt-parent = <&gpio0>;
 207                 interrupts = <0 IRQ_TYPE_LEVEL_LOW>;
 208                 gpio-controller;
 209                 #gpio-cells = <2>;
 210                 interrupt-controller;
 211                 #interrupt-cells = <2>;
 212         };
 213
 214         eeprom@50 {
 215                 compatible = "rohm,br24g01", "atmel,24c01";
 216                 label = "cpu-board";
 217                 reg = <0x50>;
 218                 pagesize = <8>;
 219         };
 220 };
 221
 222 &i2c1 {
 223         pinctrl-0 = <&i2c1_pins>;
 224         pinctrl-names = "default";
 225
 226         status = "okay";
 227         clock-frequency = <400000>;
 228
 229         bridge@2c {
 230                 compatible = "ti,sn65dsi86";
 231                 reg = <0x2c>;
 232
 233                 clocks = <&sn65dsi86_refclk>;
 234                 clock-names = "refclk";
 235
 236                 interrupt-parent = <&intc_ex>;
 237                 interrupts = <0 IRQ_TYPE_LEVEL_HIGH>;
 238
 239                 enable-gpios = <&gpio1 26 GPIO_ACTIVE_HIGH>;
 240
 241                 vccio-supply = <&reg_1p8v>;
 242                 vpll-supply = <&reg_1p8v>;
 243                 vcca-supply = <&reg_1p2v>;
 244                 vcc-supply = <&reg_1p2v>;
 245
 246                 ports {
 247                         #address-cells = <1>;
 248                         #size-cells = <0>;
 249
 250                         port@0 {
 251                                 reg = <0>;
 252                                 sn65dsi86_in: endpoint {
 253                                         remote-endpoint = <&dsi0_out>;
 254                                 };
 255                         };
 256
 257                         port@1 {
 258                                 reg = <1>;
 259                                 sn65dsi86_out: endpoint {
 260                                         remote-endpoint = <&mini_dp_con_in>;
 261                                 };
 262                         };
 263                 };
 264         };
 265 };
 266
 267 &mmc0 {
 268         pinctrl-0 = <&mmc_pins>;
 269         pinctrl-1 = <&mmc_pins>;
 270         pinctrl-names = "default", "state_uhs";
 271
 272         vmmc-supply = <&reg_3p3v>;
 273         vqmmc-supply = <&reg_1p8v>;
 274         mmc-hs200-1_8v;
 275         mmc-hs400-1_8v;
 276         bus-width = <8>;
 277         no-sd;
 278         no-sdio;
 279         non-removable;
 280         full-pwr-cycle-in-suspend;
 281         status = "okay";
 282 };
 283
 284 &pfc {
 285         pinctrl-0 = <&scif_clk_pins>;
 286         pinctrl-names = "default";
 287
 288         avb0_pins: avb0 {
 289                 mux {
 290                         groups = "avb0_link", "avb0_mdio", "avb0_rgmii",
 291                                  "avb0_txcrefclk";
 292                         function = "avb0";
 293                 };
 294
 295                 pins_mdio {
 296                         groups = "avb0_mdio";
 297                         drive-strength = <21>;
 298                 };
 299
 300                 pins_mii {
 301                         groups = "avb0_rgmii";
 302                         drive-strength = <21>;
 303                 };
 304
 305         };
 306         hscif0_pins: hscif0 {
 307                 groups = "hscif0_data";
 308                 function = "hscif0";
 309         };
 310
 311         i2c0_pins: i2c0 {
 312                 groups = "i2c0";
 313                 function = "i2c0";
 314         };
 315
 316         i2c1_pins: i2c1 {
 317                 groups = "i2c1";
 318                 function = "i2c1";
 319         };
 320
 321         keys_pins: keys {
 322                 pins = "GP_5_0", "GP_5_1", "GP_5_2";
 323                 bias-pull-up;
 324         };
 325
 326         mmc_pins: mmc {
 327                 groups = "mmc_data8", "mmc_ctrl", "mmc_ds";
 328                 function = "mmc";
 329                 power-source = <1800>;
 330         };
 331
 332         qspi0_pins: qspi0 {
 333                 groups = "qspi0_ctrl", "qspi0_data4";
 334                 function = "qspi0";
 335         };
 336
 337         scif_clk_pins: scif_clk {
 338                 groups = "scif_clk";
 339                 function = "scif_clk";
 340         };
 341 };
 342
 343 &rpc {
 344         pinctrl-0 = <&qspi0_pins>;
 345         pinctrl-names = "default";
 346
 347         status = "okay";
 348
 349         flash@0 {
 350                 compatible = "spansion,s25fs512s", "jedec,spi-nor";
 351                 reg = <0>;
 352                 spi-max-frequency = <40000000>;
 353                 spi-rx-bus-width = <4>;
 354
 355                 partitions {
 356                         compatible = "fixed-partitions";
 357                         #address-cells = <1>;
 358                         #size-cells = <1>;
 359
 360                         boot@0 {
 361                                 reg = <0x0 0x1200000>;
 362                                 read-only;
 363                         };
 364                         user@1200000 {
 365                                 reg = <0x1200000 0x2e00000>;
 366                         };
 367                 };
 368         };
 369 };
 370
 371 &rwdt {
 372         timeout-sec = <60>;
 373         status = "okay";
 374 };
 375
 376 &scif_clk {
 377         clock-frequency = <24000000>;
 378 };