src/arm/r8a7742-iwg21m.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * Device Tree Source for the iWave RZ/G1H Qseven SOM
   4  *
   5  * Copyright (C) 2020 Renesas Electronics Corp.
   6  */
   7
   8 #include "r8a7742.dtsi"
   9 #include <dt-bindings/gpio/gpio.h>
  10
  11 / {
  12         compatible = "iwave,g21m", "renesas,r8a7742";
  13
  14         memory@40000000 {
  15                 device_type = "memory";
  16                 reg = <0 0x40000000 0 0x40000000>;
  17         };
  18
  19         memory@200000000 {
  20                 device_type = "memory";
  21                 reg = <2 0x00000000 0 0x40000000>;
  22         };
  23
  24         reg_3p3v: 3p3v {
  25                 compatible = "regulator-fixed";
  26                 regulator-name = "3P3V";
  27                 regulator-min-microvolt = <3300000>;
  28                 regulator-max-microvolt = <3300000>;
  29                 regulator-always-on;
  30                 regulator-boot-on;
  31         };
  32 };
  33
  34 &extal_clk {
  35         clock-frequency = <20000000>;
  36 };
  37
  38 &pfc {
  39         mmc1_pins: mmc1 {
  40                 groups = "mmc1_data4", "mmc1_ctrl";
  41                 function = "mmc1";
  42         };
  43 };
  44
  45 &mmcif1 {
  46         pinctrl-0 = <&mmc1_pins>;
  47         pinctrl-names = "default";
  48
  49         vmmc-supply = <&reg_3p3v>;
  50         bus-width = <4>;
  51         non-removable;
  52         status = "okay";
  53 };