arch/arm/boot/dts/r8a7743-iwg20m.dtsi

   1 /*
   2  * Device Tree Source for the iWave-RZG1M-20M Qseven SOM
   3  *
   4  * Copyright (C) 2017 Renesas Electronics Corp.
   5  *
   6  * This file is licensed under the terms of the GNU General Public License
   7  * version 2.  This program is licensed "as is" without any warranty of any
   8  * kind, whether express or implied.
   9  */
  10
  11 #include "r8a7743.dtsi"
  12
  13 / {
  14         compatible = "iwave,g20m", "renesas,r8a7743";
  15
  16         memory@40000000 {
  17                 device_type = "memory";
  18                 reg = <0 0x40000000 0 0x20000000>;
  19         };
  20
  21         memory@200000000 {
  22                 device_type = "memory";
  23                 reg = <2 0x00000000 0 0x20000000>;
  24         };
  25
  26         reg_3p3v: 3p3v {
  27                 compatible = "regulator-fixed";
  28                 regulator-name = "3P3V";
  29                 regulator-min-microvolt = <3300000>;
  30                 regulator-max-microvolt = <3300000>;
  31                 regulator-always-on;
  32                 regulator-boot-on;
  33         };
  34 };
  35
  36 &extal_clk {
  37         clock-frequency = <20000000>;
  38 };
  39
  40 &pfc {
  41         mmcif0_pins: mmc {
  42                 groups = "mmc_data8_b", "mmc_ctrl";
  43                 function = "mmc";
  44         };
  45 };
  46
  47 &mmcif0 {
  48         pinctrl-0 = <&mmcif0_pins>;
  49         pinctrl-names = "default";
  50
  51         vmmc-supply = <&reg_3p3v>;
  52         bus-width = <8>;
  53         non-removable;
  54         status = "okay";
  55 };