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@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                                                 0x2010 /* MX23_PAD_SSP1_DETECT__SSP1_DETECT */
  52                                         >;
  53                                         fsl,drive-strength = <0>;
  54                                         fsl,voltage = <1>;
  55                                         fsl,pull-up = <0>;
  56                                 };
  57                         };
  58
  59                         lcdif@80030000 {
  60                                 pinctrl-names = "default";
  61                                 pinctrl-0 = <&lcdif_24bit_pins_a>;
  62                                 lcd-supply = <&reg_lcd_3v3>;
  63                                 display = <&display>;
  64                                 status = "okay";
  65
  66                                 display: display {
  67                                         bits-per-pixel = <32>;
  68                                         bus-width = <24>;
  69
  70                                         display-timings {
  71                                                 native-mode = <&timing0>;
  72                                                 timing0: timing0 {
  73                                                         clock-frequency = <9200000>;
  74                                                         hactive = <480>;
  75                                                         vactive = <272>;
  76                                                         hback-porch = <15>;
  77                                                         hfront-porch = <8>;
  78                                                         vback-porch = <12>;
  79                                                         vfront-porch = <4>;
  80                                                         hsync-len = <1>;
  81                                                         vsync-len = <1>;
  82                                                         hsync-active = <0>;
  83                                                         vsync-active = <0>;
  84                                                         de-active = <1>;
  85                                                         pixelclk-active = <0>;
  86                                                 };
  87                                         };
  88                                 };
  89                         };
  90                 };
  91
  92                 apbx@80040000 {
  93                         pwm: pwm@80064000 {
  94                                 pinctrl-names = "default";
  95                                 pinctrl-0 = <&pwm2_pins_a>;
  96                                 status = "okay";
  97                         };
  98
  99                         auart0: serial@8006c000 {
 100                                 pinctrl-names = "default";
 101                                 pinctrl-0 = <&auart0_pins_a>;
 102                                 status = "okay";
 103                         };
 104
 105                         duart: serial@80070000 {
 106                                 pinctrl-names = "default";
 107                                 pinctrl-0 = <&duart_pins_a>;
 108                                 status = "okay";
 109                         };
 110                 };
 111         };
 112
 113         regulators {
 114                 compatible = "simple-bus";
 115
 116                 reg_vddio_sd0: vddio-sd0 {
 117                         compatible = "regulator-fixed";
 118                         regulator-name = "vddio-sd0";
 119                         regulator-min-microvolt = <3300000>;
 120                         regulator-max-microvolt = <3300000>;
 121                         gpio = <&gpio1 29 0>;
 122                 };
 123
 124                 reg_lcd_3v3: lcd-3v3 {
 125                         compatible = "regulator-fixed";
 126                         regulator-name = "lcd-3v3";
 127                         regulator-min-microvolt = <3300000>;
 128                         regulator-max-microvolt = <3300000>;
 129                         gpio = <&gpio1 18 0>;
 130                         enable-active-high;
 131                 };
 132         };
 133
 134         backlight {
 135                 compatible = "pwm-backlight";
 136                 pwms = <&pwm 2 5000000>;
 137                 brightness-levels = <0 4 8 16 32 64 128 255>;
 138                 default-brightness-level = <6>;
 139         };
 140 };