git.sur5r.net Git - u-boot/blob - arch/arm/dts/imx7d-sdb.dts

   1 /*
   2  * Copyright 2017 NXP
   3  *
   4  * SPDX-License-Identifier:     GPL-2.0+
   5  */
   6
   7 /dts-v1/;
   8
   9 #include "imx7d.dtsi"
  10
  11 / {
  12         model = "Freescale i.MX7 SabreSD Board";
  13         compatible = "fsl,imx7d-sdb", "fsl,imx7d";
  14
  15         memory {
  16                 reg = <0x80000000 0x80000000>;
  17         };
  18
  19         spi4 {
  20                 compatible = "spi-gpio";
  21                 pinctrl-names = "default";
  22                 pinctrl-0 = <&pinctrl_spi1>;
  23                 status = "okay";
  24                 gpio-sck = <&gpio1 13 0>;
  25                 gpio-mosi = <&gpio1 9 0>;
  26                 cs-gpios = <&gpio1 12 0>;
  27                 num-chipselects = <1>;
  28                 #address-cells = <1>;
  29                 #size-cells = <0>;
  30
  31                 gpio_spi: gpio_spi@0 {
  32                         compatible = "fairchild,74hc595";
  33                         gpio-controller;
  34                         #gpio-cells = <2>;
  35                         reg = <0>;
  36                         registers-number = <1>;
  37                         registers-default = /bits/ 8 <0x74>; /* Enable PERI_3V3, SENSOR_RST_B and HDMI_RST*/
  38                         spi-max-frequency = <100000>;
  39                 };
  40         };
  41 };
  42
  43 &iomuxc {
  44         imx7d-sdb {
  45                 pinctrl_spi1: spi1grp {
  46                         fsl,pins = <
  47                                 MX7D_PAD_GPIO1_IO09__GPIO1_IO9  0x59
  48                                 MX7D_PAD_GPIO1_IO12__GPIO1_IO12 0x59
  49                                 MX7D_PAD_GPIO1_IO13__GPIO1_IO13 0x59
  50                         >;
  51                 };
  52         };
  53
  54 };