arch/arm/boot/dts/imx23-evk.dts

   1 /*
   2  * Copyright 2012 Freescale Semiconductor, Inc.
   3  *
   4  * The code contained herein is licensed under the GNU General Public
   5  * License. You may obtain a copy of the GNU General Public License
   6  * Version 2 or later at the following locations:
   7  *
   8  * http://www.opensource.org/licenses/gpl-license.html
   9  * http://www.gnu.org/copyleft/gpl.html
  10  */
  11
  12 /dts-v1/;
  13 /include/ "imx23.dtsi"
  14
  15 / {
  16         model = "Freescale i.MX23 Evaluation Kit";
  17         compatible = "fsl,imx23-evk", "fsl,imx23";
  18
  19         memory {
  20                 reg = <0x40000000 0x08000000>;
  21         };
  22
  23         apb@80000000 {
  24                 apbh@80000000 {
  25                         gpmi-nand@8000c000 {
  26                                 pinctrl-names = "default";
  27                                 pinctrl-0 = <&gpmi_pins_a &gpmi_pins_fixup>;
  28                                 status = "okay";
  29                         };
  30
  31                         ssp0: ssp@80010000 {
  32                                 compatible = "fsl,imx23-mmc";
  33                                 pinctrl-names = "default";
  34                                 pinctrl-0 = <&mmc0_4bit_pins_a &mmc0_pins_fixup>;
  35                                 bus-width = <4>;
  36                                 wp-gpios = <&gpio1 30 0>;
  37                                 vmmc-supply = <&reg_vddio_sd0>;
  38                                 status = "okay";
  39                         };
  40
  41                         pinctrl@80018000 {
  42                                 pinctrl-names = "default";
  43                                 pinctrl-0 = <&hog_pins_a>;
  44
  45                                 hog_pins_a: hog-gpios@0 {
  46                                         reg = <0>;
  47                                         fsl,pinmux-ids = <
  48                                                 0x1123 /* MX23_PAD_LCD_RESET__GPIO_1_18 */
  49                                                 0x11d3 /* MX23_PAD_PWM3__GPIO_1_29 */
  50                                                 0x11e3 /* MX23_PAD_PWM4__GPIO_1_30 */
  51                                         >;
  52                                         fsl,drive-strength = <0>;
  53                                         fsl,voltage = <1>;
  54                                         fsl,pull-up = <0>;
  55                                 };
  56                         };
  57
  58                         lcdif@80030000 {
  59                                 pinctrl-names = "default";
  60                                 pinctrl-0 = <&lcdif_24bit_pins_a>;
  61                                 panel-enable-gpios = <&gpio1 18 0>;
  62                                 status = "okay";
  63                         };
  64                 };
  65
  66                 apbx@80040000 {
  67                         pwm: pwm@80064000 {
  68                                 pinctrl-names = "default";
  69                                 pinctrl-0 = <&pwm2_pins_a>;
  70                                 status = "okay";
  71                         };
  72
  73                         auart0: serial@8006c000 {
  74                                 pinctrl-names = "default";
  75                                 pinctrl-0 = <&auart0_pins_a>;
  76                                 status = "okay";
  77                         };
  78
  79                         duart: serial@80070000 {
  80                                 pinctrl-names = "default";
  81                                 pinctrl-0 = <&duart_pins_a>;
  82                                 status = "okay";
  83                         };
  84                 };
  85         };
  86
  87         regulators {
  88                 compatible = "simple-bus";
  89
  90                 reg_vddio_sd0: vddio-sd0 {
  91                         compatible = "regulator-fixed";
  92                         regulator-name = "vddio-sd0";
  93                         regulator-min-microvolt = <3300000>;
  94                         regulator-max-microvolt = <3300000>;
  95                         gpio = <&gpio1 29 0>;
  96                 };
  97         };
  98
  99         backlight {
 100                 compatible = "pwm-backlight";
 101                 pwms = <&pwm 2 5000000>;
 102                 brightness-levels = <0 4 8 16 32 64 128 255>;
 103                 default-brightness-level = <6>;
 104         };
 105 };