arch/arm/dts/imx7-colibri-emmc.dts

   1 // SPDX-License-Identifier: GPL-2.0+ OR X11
   2 /*
   3  * Copyright 2019 Toradex AG
   4  */
   5
   6 /dts-v1/;
   7 #include "imx7-colibri.dtsi"
   8
   9 / {
  10         model = "Toradex Colibri iMX7D 1GB (eMMC)";
  11         compatible = "toradex,imx7d-colibri-emmc", "fsl,imx7d";
  12
  13         aliases {
  14                 u-boot,dm-pre-reloc;
  15                 mmc0 = &usdhc3;
  16                 mmc1 = &usdhc1;
  17                 display1 = &lcdif;
  18                 usb0 = &usbotg1; /* required for ums */
  19         };
  20
  21         chosen {
  22                 stdout-path = &uart1;
  23         };
  24
  25         reg_5v0: regulator-5v0 {
  26                 compatible = "regulator-fixed";
  27                 regulator-name = "5V";
  28                 regulator-min-microvolt = <5000000>;
  29                 regulator-max-microvolt = <5000000>;
  30         };
  31
  32         reg_usbh_vbus: regulator-usbh-vbus {
  33                 compatible = "regulator-fixed";
  34                 pinctrl-names = "default";
  35                 pinctrl-0 = <&pinctrl_usbh_reg>;
  36                 regulator-name = "VCC_USB[1-4]";
  37                 regulator-min-microvolt = <5000000>;
  38                 regulator-max-microvolt = <5000000>;
  39                 gpio = <&gpio4 7 GPIO_ACTIVE_LOW>;
  40                 vin-supply = <&reg_5v0>;
  41         };
  42 };
  43
  44 &usdhc3 {
  45         pinctrl-names = "default";
  46         pinctrl-0 = <&pinctrl_usdhc3>;
  47         bus-width = <8>;
  48         non-removable;
  49         status = "okay";
  50 };
  51
  52 &iomuxc {
  53         pinctrl_usdhc3: usdhc3grp {
  54                 fsl,pins = <
  55                         MX7D_PAD_SD3_CMD__SD3_CMD               0x59
  56                         MX7D_PAD_SD3_CLK__SD3_CLK               0x19
  57                         MX7D_PAD_SD3_DATA0__SD3_DATA0           0x59
  58                         MX7D_PAD_SD3_DATA1__SD3_DATA1           0x59
  59                         MX7D_PAD_SD3_DATA2__SD3_DATA2           0x59
  60                         MX7D_PAD_SD3_DATA3__SD3_DATA3           0x59
  61                         MX7D_PAD_SD3_DATA4__SD3_DATA4           0x59
  62                         MX7D_PAD_SD3_DATA5__SD3_DATA5           0x59
  63                         MX7D_PAD_SD3_DATA6__SD3_DATA6           0x59
  64                         MX7D_PAD_SD3_DATA7__SD3_DATA7           0x59
  65                         MX7D_PAD_SD3_STROBE__SD3_STROBE         0x19
  66                 >;
  67         };
  68
  69         pinctrl_usbh_reg: gpio-usbh-vbus {
  70                 fsl,pins = <
  71                         MX7D_PAD_UART3_CTS_B__GPIO4_IO7 0x14
  72                 >;
  73         };
  74 };
  75
  76 /* Colibri USBC */
  77 &usbotg1 {
  78         /*
  79          * usbotg1 on Colibri iMX7 can function in both host/otg modes.
  80          * Gadget stack currently does not look at this at all while
  81          * the host stack refuses to bind/load if it is not set to host
  82          * (it obviously won't be enumerated during usb start invocation
  83          * if dr_mode = "otg")
  84          */
  85         dr_mode = "host";
  86         status = "okay";
  87 };
  88
  89 /* Colibri USBH */
  90 &usbotg2 {
  91         dr_mode = "host";
  92         vbus-supply = <&reg_usbh_vbus>;
  93         status = "okay";
  94 };