arch/arm/boot/dts/ste-hrefv60plus-stuib.dts

   1 // SPDX-License-Identifier: GPL-2.0-or-later
   2 /*
   3  * Copyright 2012 ST-Ericsson AB
   4  *
   5  * Device Tree for the HREF version 60 or later with the ST UIB
   6  */
   7
   8 /dts-v1/;
   9 #include "ste-db8500.dtsi"
  10 #include "ste-hrefv60plus.dtsi"
  11 #include "ste-href-stuib.dtsi"
  12
  13 / {
  14         model = "ST-Ericsson HREF (v60+) and ST UIB";
  15         compatible = "st-ericsson,hrefv60+", "st-ericsson,u8500";
  16
  17         /* ST6G3244ME level translator for 1.8/2.9 V */
  18         vmmci: regulator-gpio {
  19                 compatible = "regulator-gpio";
  20
  21                 regulator-min-microvolt = <1800000>;
  22                 regulator-max-microvolt = <2900000>;
  23                 regulator-name = "mmci-reg";
  24                 regulator-type = "voltage";
  25
  26                 startup-delay-us = <100>;
  27
  28                 states = <1800000 0x1
  29                           2900000 0x0>;
  30
  31                 gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
  32                 enable-gpio = <&gpio5 9 GPIO_ACTIVE_HIGH>;
  33                 enable-active-high;
  34
  35                 pinctrl-names = "default";
  36                 pinctrl-0 = <&vmmci_default_mode>;
  37         };
  38
  39         soc {
  40                 /* Reset line for the BU21013 touchscreen */
  41                 i2c@80110000 {
  42                         /* Only one of these will be used */
  43                         bu21013_tp@5c {
  44                                 interrupt-parent = <&gpio2>;
  45                                 interrupts = <20 IRQ_TYPE_LEVEL_LOW>;
  46                                 touch-gpios = <&gpio2 20 GPIO_ACTIVE_LOW>;
  47                                 reset-gpios = <&gpio4 17 GPIO_LINE_OPEN_DRAIN>;
  48                         };
  49                         bu21013_tp@5d {
  50                                 interrupt-parent = <&gpio2>;
  51                                 interrupts = <20 IRQ_TYPE_LEVEL_LOW>;
  52                                 touch-gpios = <&gpio2 20 GPIO_ACTIVE_LOW>;
  53                                 reset-gpios = <&gpio4 17 GPIO_LINE_OPEN_DRAIN>;
  54                         };
  55                 };
  56         };
  57 };
  58
  59 &pinctrl {
  60         vmmci {
  61                 vmmci_default_mode: vmmc_default {
  62                         /* VMMCI level-shifter enable */
  63                         default_hrefv60_cfg2 {
  64                                 pins = "GPIO169_D22";
  65                                 ste,config = <&gpio_out_hi>;
  66                         };
  67                         /* VMMCI level-shifter voltage select */
  68                         default_hrefv60_cfg3 {
  69                                 pins = "GPIO5_AG6";
  70                                 ste,config = <&gpio_out_hi>;
  71                         };
  72                 };
  73         };
  74 };