at91sam9n12ek.dts

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    1 // SPDX-License-Identifier: GPL-2.0-or-later
    2 /*
    3  * at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board
    4  *
    5  *  Copyright (C) 2012 Atmel,
    6  *                2012 Hong Xu <hong.xu@atmel.com>
    7  */
    8 /dts-v1/;
    9 #include "at91sam9n12.dtsi"
   10 
   11 / {
   12         model = "Atmel AT91SAM9N12-EK";
   13         compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9";
   14 
   15         chosen {
   16                 bootargs = "root=/dev/mtdblock1 rw rootfstype=jffs2";
   17                 stdout-path = "serial0:115200n8";
   18         };
   19 
   20         memory@20000000 {
   21                 reg = <0x20000000 0x8000000>;
   22         };
   23 
   24         clocks {
   25                 slow_xtal {
   26                         clock-frequency = <32768>;
   27                 };
   28 
   29                 main_xtal {
   30                         clock-frequency = <16000000>;
   31                 };
   32         };
   33 
   34         ahb {
   35                 apb {
   36                         dbgu: serial@fffff200 {
   37                                 status = "okay";
   38                         };
   39 
   40                         ssc0: ssc@f0010000 {
   41                                 status = "okay";
   42                         };
   43 
   44                         tcb0: timer@f8008000 {
   45                                 timer@0 {
   46                                         compatible = "atmel,tcb-timer";
   47                                         reg = <0>;
   48                                 };
   49 
   50                                 timer@1 {
   51                                         compatible = "atmel,tcb-timer";
   52                                         reg = <1>;
   53                                 };
   54                         };
   55 
   56                         i2c0: i2c@f8010000 {
   57                                 status = "okay";
   58 
   59                                 wm8904: codec@1a {
   60                                         compatible = "wlf,wm8904";
   61                                         reg = <0x1a>;
   62                                         clocks = <&pmc PMC_TYPE_SYSTEM 8>;
   63                                         clock-names = "mclk";
   64                                 };
   65 
   66                                 qt1070: keyboard@1b {
   67                                         compatible = "qt1070";
   68                                         reg = <0x1b>;
   69                                         interrupt-parent = <&pioA>;
   70                                         interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
   71                                         pinctrl-names = "default";
   72                                         pinctrl-0 = <&pinctrl_qt1070_irq>;
   73                                 };
   74                         };
   75 
   76                         mmc0: mmc@f0008000 {
   77                                 pinctrl-0 = <
   78                                         &pinctrl_board_mmc0
   79                                         &pinctrl_mmc0_slot0_clk_cmd_dat0
   80                                         &pinctrl_mmc0_slot0_dat1_3>;
   81                                 status = "okay";
   82                                 slot@0 {
   83                                         reg = <0>;
   84                                         bus-width = <4>;
   85                                         cd-gpios = <&pioA 7 GPIO_ACTIVE_HIGH>;
   86                                 };
   87                         };
   88 
   89                         pinctrl@fffff400 {
   90                                 mmc0 {
   91                                         pinctrl_board_mmc0: mmc0-board {
   92                                                 atmel,pins =
   93                                                         <AT91_PIOA 7 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;   /* PA7 gpio CD pin pull up and deglitch */
   94                                         };
   95                                 };
   96 
   97                                 qt1070 {
   98                                         pinctrl_qt1070_irq: qt1070_irq {
   99                                                 atmel,pins =
  100                                                         <AT91_PIOA 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
  101                                         };
  102                                 };
  103 
  104                                 sound {
  105                                         pinctrl_pck0_as_audio_mck: pck0_as_audio_mck {
  106                                                 atmel,pins =
  107                                                         <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
  108                                         };
  109                                 };
  110 
  111                                 usb1 {
  112                                         pinctrl_usb1_vbus_sense: usb1_vbus_sense {
  113                                                 atmel,pins =
  114                                                         <AT91_PIOB 16 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;  /* PB16 gpio usb vbus sense, no pull up and deglitch */
  115                                         };
  116                                 };
  117                         };
  118 
  119                         spi0: spi@f0000000 {
  120                                 status = "okay";
  121                                 cs-gpios = <&pioA 14 0>, <0>, <0>, <0>;
  122                                 flash@0 {
  123                                         compatible = "atmel,at25df321a";
  124                                         spi-max-frequency = <50000000>;
  125                                         reg = <0>;
  126                                 };
  127                         };
  128 
  129                         hlcdc: hlcdc@f8038000 {
  130                                 status = "okay";
  131 
  132                                 hlcdc-display-controller {
  133                                         pinctrl-names = "default";
  134                                         pinctrl-0 = <&pinctrl_lcd_base &pinctrl_lcd_rgb888>;
  135 
  136                                         port@0 {
  137                                                 hlcdc_panel_output: endpoint@0 {
  138                                                         reg = <0>;
  139                                                         remote-endpoint = <&panel_input>;
  140                                                 };
  141                                         };
  142                                 };
  143                         };
  144 
  145                         usb1: gadget@f803c000 {
  146                                 pinctrl-names = "default";
  147                                 pinctrl-0 = <&pinctrl_usb1_vbus_sense>;
  148                                 atmel,vbus-gpio = <&pioB 16 GPIO_ACTIVE_HIGH>;
  149                                 status = "okay";
  150                         };
  151 
  152                         watchdog@fffffe40 {
  153                                 status = "okay";
  154                         };
  155 
  156                         rtc@fffffeb0 {
  157                                 status = "okay";
  158                         };
  159                 };
  160 
  161                 ebi: ebi@10000000 {
  162                         status = "okay";
  163 
  164                         nand_controller: nand-controller {
  165                                 status = "okay";
  166                                 pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
  167                                 pinctrl-names = "default";
  168 
  169                                 nand@3 {
  170                                         reg = <0x3 0x0 0x800000>;
  171                                         rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
  172                                         cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
  173                                         nand-bus-width = <8>;
  174                                         nand-ecc-mode = "soft";
  175                                         nand-ecc-strength = <2>;
  176                                         nand-ecc-step-size = <512>;
  177                                         nand-on-flash-bbt;
  178                                         label = "atmel_nand";
  179                                 };
  180                         };
  181                 };
  182 
  183                 usb0: ohci@500000 {
  184                         num-ports = <1>;
  185                         atmel,vbus-gpio = <&pioB 7 GPIO_ACTIVE_LOW>;
  186                         status = "okay";
  187                 };
  188         };
  189 
  190         backlight: backlight {
  191                 compatible = "pwm-backlight";
  192                 pwms = <&hlcdc_pwm 0 50000 0>;
  193                 brightness-levels = <0 4 8 16 32 64 128 255>;
  194                 default-brightness-level = <6>;
  195                 power-supply = <&bl_reg>;
  196                 status = "okay";
  197         };
  198 
  199         bl_reg: backlight_regulator {
  200                 compatible = "regulator-fixed";
  201                 regulator-name = "backlight-power-supply";
  202                 regulator-min-microvolt = <5000000>;
  203                 regulator-max-microvolt = <5000000>;
  204                 status = "okay";
  205         };
  206 
  207         leds {
  208                 compatible = "gpio-leds";
  209 
  210                 d8 {
  211                         label = "d8";
  212                         gpios = <&pioB 4 GPIO_ACTIVE_LOW>;
  213                         linux,default-trigger = "mmc0";
  214                 };
  215 
  216                 d9 {
  217                         label = "d9";
  218                         gpios = <&pioB 5 GPIO_ACTIVE_LOW>;
  219                         linux,default-trigger = "nand-disk";
  220                 };
  221 
  222                 d10 {
  223                         label = "d10";
  224                         gpios = <&pioB 6 GPIO_ACTIVE_HIGH>;
  225                         linux,default-trigger = "heartbeat";
  226                 };
  227         };
  228 
  229         gpio-keys {
  230                 compatible = "gpio-keys";
  231 
  232                 button-enter {
  233                         label = "Enter";
  234                         gpios = <&pioB 3 GPIO_ACTIVE_LOW>;
  235                         linux,code = <28>;
  236                         wakeup-source;
  237                 };
  238         };
  239 
  240         panel: panel {
  241                 compatible = "qiaodian,qd43003c0-40";
  242                 backlight = <&backlight>;
  243                 power-supply = <&panel_reg>;
  244                 #address-cells = <1>;
  245                 #size-cells = <0>;
  246                 status = "okay";
  247 
  248                 port@0 {
  249                         reg = <0>;
  250                         #address-cells = <1>;
  251                         #size-cells = <0>;
  252 
  253                         panel_input: endpoint@0 {
  254                                 reg = <0>;
  255                                 remote-endpoint = <&hlcdc_panel_output>;
  256                         };
  257                 };
  258         };
  259 
  260         panel_reg: panel_regulator {
  261                 compatible = "regulator-fixed";
  262                 regulator-name = "panel-power-supply";
  263                 regulator-min-microvolt = <3300000>;
  264                 regulator-max-microvolt = <3300000>;
  265                 status = "okay";
  266         };
  267 
  268         sound {
  269                 compatible = "atmel,asoc-wm8904";
  270                 pinctrl-names = "default";
  271                 pinctrl-0 = <&pinctrl_pck0_as_audio_mck>;
  272 
  273                 atmel,model = "wm8904 @ AT91SAM9N12";
  274                 atmel,audio-routing =
  275                         "Headphone Jack", "HPOUTL",
  276                         "Headphone Jack", "HPOUTR",
  277                         "IN2L", "Line In Jack",
  278                         "IN2R", "Line In Jack",
  279                         "Mic", "MICBIAS",
  280                         "IN1L", "Mic";
  281 
  282                 atmel,ssc-controller = <&ssc0>;
  283                 atmel,audio-codec = <&wm8904>;
  284         };
  285 };
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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/at91sam9n12ek.dts

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/at91sam9n12ek.dts
