at91sam9g20ek_common.dtsi

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    1 // SPDX-License-Identifier: GPL-2.0-only
    2 /*
    3  * at91sam9g20ek_common.dtsi - Device Tree file for Atmel at91sam9g20ek board
    4  *
    5  * Copyright (C) 2012 Jean-Christophe PLAGNIOL-VILLARD <plagnioj@jcrosoft.com>
    6  */
    7 #include "at91sam9g20.dtsi"
    8 #include <dt-bindings/input/input.h>
    9 
   10 / {
   11 
   12         chosen {
   13                 bootargs = "mem=64M root=/dev/mtdblock5 rw rootfstype=ubifs";
   14                 stdout-path = "serial0:115200n8";
   15         };
   16 
   17         memory@20000000 {
   18                 reg = <0x20000000 0x4000000>;
   19         };
   20 
   21         clocks {
   22                 slow_xtal {
   23                         clock-frequency = <32768>;
   24                 };
   25 
   26                 main_xtal {
   27                         clock-frequency = <18432000>;
   28                 };
   29         };
   30 
   31         ahb {
   32                 apb {
   33                         pinctrl@fffff400 {
   34                                 board {
   35                                         pinctrl_pck0_as_mck: pck0_as_mck {
   36                                                 atmel,pins =
   37                                                         <AT91_PIOC 1 AT91_PERIPH_B AT91_PINCTRL_NONE>;  /* PC1 periph B */
   38                                         };
   39 
   40                                 };
   41 
   42                                 mmc0_slot1 {
   43                                         pinctrl_board_mmc0_slot1: mmc0_slot1-board {
   44                                                 atmel,pins =
   45                                                         <AT91_PIOC 9 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;   /* PC9 gpio CD pin pull up and deglitch */
   46                                         };
   47                                 };
   48                         };
   49 
   50                         dbgu: serial@fffff200 {
   51                                 status = "okay";
   52                         };
   53 
   54                         tcb0: timer@fffa0000 {
   55                                 timer@0 {
   56                                         compatible = "atmel,tcb-timer";
   57                                         reg = <0>, <1>;
   58                                 };
   59 
   60                                 timer@2 {
   61                                         compatible = "atmel,tcb-timer";
   62                                         reg = <2>;
   63                                 };
   64                         };
   65 
   66                         usart0: serial@fffb0000 {
   67                                 pinctrl-0 =
   68                                         <&pinctrl_usart0
   69                                          &pinctrl_usart0_rts
   70                                          &pinctrl_usart0_cts
   71                                          &pinctrl_usart0_dtr_dsr
   72                                          &pinctrl_usart0_dcd
   73                                          &pinctrl_usart0_ri>;
   74                                 status = "okay";
   75                         };
   76 
   77                         usart1: serial@fffb4000 {
   78                                 status = "okay";
   79                         };
   80 
   81                         macb0: ethernet@fffc4000 {
   82                                 phy-mode = "rmii";
   83                                 status = "okay";
   84                         };
   85 
   86                         usb1: gadget@fffa4000 {
   87                                 atmel,vbus-gpio = <&pioC 5 GPIO_ACTIVE_HIGH>;
   88                                 status = "okay";
   89                         };
   90 
   91                         mmc0: mmc@fffa8000 {
   92                                 pinctrl-0 = <
   93                                         &pinctrl_board_mmc0_slot1
   94                                         &pinctrl_mmc0_clk
   95                                         &pinctrl_mmc0_slot1_cmd_dat0
   96                                         &pinctrl_mmc0_slot1_dat1_3>;
   97                                 pinctrl-names = "default";
   98                                 status = "okay";
   99                                 slot@1 {
  100                                         reg = <1>;
  101                                         bus-width = <4>;
  102                                         cd-gpios = <&pioC 9 GPIO_ACTIVE_HIGH>;
  103                                 };
  104                         };
  105 
  106                         ssc0: ssc@fffbc000 {
  107                                 status = "okay";
  108                                 pinctrl-0 = <&pinctrl_ssc0_tx>;
  109                         };
  110 
  111                         spi0: spi@fffc8000 {
  112                                 cs-gpios = <0>, <&pioC 11 0>, <0>, <0>;
  113                                 flash@1 {
  114                                         compatible = "atmel,at45", "atmel,dataflash";
  115                                         spi-max-frequency = <50000000>;
  116                                         reg = <1>;
  117                                 };
  118                         };
  119 
  120                         shdwc@fffffd10 {
  121                                 atmel,wakeup-counter = <10>;
  122                                 atmel,wakeup-rtt-timer;
  123                         };
  124 
  125                         rtc@fffffd20 {
  126                                 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
  127                                 status = "okay";
  128                         };
  129 
  130                         watchdog@fffffd40 {
  131                                 status = "okay";
  132                         };
  133 
  134                         gpbr: syscon@fffffd50 {
  135                                 status = "okay";
  136                         };
  137                 };
  138 
  139                 ebi: ebi@10000000 {
  140                         status = "okay";
  141 
  142                         nand_controller: nand-controller {
  143                                 status = "okay";
  144                                 pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
  145                                 pinctrl-names = "default";
  146 
  147                                 nand@3 {
  148                                         reg = <0x3 0x0 0x800000>;
  149                                         rb-gpios = <&pioC 13 GPIO_ACTIVE_HIGH>;
  150                                         cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
  151                                         nand-bus-width = <8>;
  152                                         nand-ecc-mode = "soft";
  153                                         nand-on-flash-bbt;
  154                                         label = "atmel_nand";
  155 
  156                                         partitions {
  157                                                 compatible = "fixed-partitions";
  158                                                 #address-cells = <1>;
  159                                                 #size-cells = <1>;
  160 
  161                                                 at91bootstrap@0 {
  162                                                         label = "at91bootstrap";
  163                                                         reg = <0x0 0x20000>;
  164                                                 };
  165 
  166                                                 barebox@20000 {
  167                                                         label = "barebox";
  168                                                         reg = <0x20000 0x40000>;
  169                                                 };
  170 
  171                                                 bareboxenv@60000 {
  172                                                         label = "bareboxenv";
  173                                                         reg = <0x60000 0x20000>;
  174                                                 };
  175 
  176                                                 bareboxenv2@80000 {
  177                                                         label = "bareboxenv2";
  178                                                         reg = <0x80000 0x20000>;
  179                                                 };
  180 
  181                                                 oftree@80000 {
  182                                                         label = "oftree";
  183                                                         reg = <0xa0000 0x20000>;
  184                                                 };
  185 
  186                                                 kernel@a0000 {
  187                                                         label = "kernel";
  188                                                         reg = <0xc0000 0x400000>;
  189                                                 };
  190 
  191                                                 rootfs@4a0000 {
  192                                                         label = "rootfs";
  193                                                         reg = <0x4c0000 0x7800000>;
  194                                                 };
  195 
  196                                                 data@7ca0000 {
  197                                                         label = "data";
  198                                                         reg = <0x7cc0000 0x8340000>;
  199                                                 };
  200                                         };
  201                                 };
  202                         };
  203                 };
  204 
  205                 usb0: ohci@500000 {
  206                         num-ports = <2>;
  207                         status = "okay";
  208                 };
  209         };
  210 
  211         i2c-gpio-0 {
  212                 status = "okay";
  213 
  214                 24c512@50 {
  215                         compatible = "atmel,24c512";
  216                         reg = <0x50>;
  217                         vcc-supply = <&reg_3v3>;
  218                 };
  219 
  220                 wm8731: wm8731@1b {
  221                         compatible = "wm8731";
  222                         reg = <0x1b>;
  223 
  224                         /* PCK0 at 12MHz */
  225                         clocks = <&pmc PMC_TYPE_SYSTEM 8>;
  226                         clock-names = "mclk";
  227                         assigned-clocks = <&pmc PMC_TYPE_SYSTEM 8>;
  228                         assigned-clock-rates = <12000000>;
  229 
  230                         HPVDD-supply = <&vcc_dac>;
  231                         AVDD-supply = <&vcc_dac>;
  232                         DCVDD-supply = <&reg_3v3>;
  233                         DBVDD-supply = <&reg_3v3>;
  234                 };
  235         };
  236 
  237         gpio-keys {
  238                 compatible = "gpio-keys";
  239 
  240                 button-3 {
  241                         label = "Button 3";
  242                         gpios = <&pioA 30 GPIO_ACTIVE_LOW>;
  243                         linux,code = <0x103>;
  244                         wakeup-source;
  245                 };
  246 
  247                 button-4 {
  248                         label = "Button 4";
  249                         gpios = <&pioA 31 GPIO_ACTIVE_LOW>;
  250                         linux,code = <KEY_PROG1>;
  251                         wakeup-source;
  252                 };
  253         };
  254 
  255         sound {
  256                 compatible = "atmel,at91sam9g20ek-wm8731-audio";
  257                 pinctrl-names = "default";
  258                 pinctrl-0 = <&pinctrl_pck0_as_mck>;
  259 
  260                 atmel,model = "wm8731 @ AT91SAMG20EK";
  261 
  262                 atmel,audio-routing =
  263                         "Ext Spk", "LHPOUT",
  264                         "Int Mic", "MICIN";
  265 
  266                 atmel,ssc-controller = <&ssc0>;
  267                 atmel,audio-codec = <&wm8731>;
  268         };
  269 
  270         reg_5v: fixedregulator0 {
  271                 compatible = "regulator-fixed";
  272                 regulator-name = "5V";
  273                 regulator-min-microvolt = <5000000>;
  274                 regulator-max-microvolt = <5000000>;
  275         };
  276 
  277         reg_3v3: fixedregulator1 {
  278                 compatible = "regulator-fixed";
  279                 regulator-name = "3V3";
  280                 vin-supply = <&reg_5v>;
  281                 regulator-min-microvolt = <3300000>;
  282                 regulator-max-microvolt = <3300000>;
  283         };
  284 
  285         reg_1v: fixedregulator2 {
  286                 compatible = "regulator-fixed";
  287                 regulator-name = "1V";
  288                 vin-supply = <&reg_5v>;
  289                 regulator-min-microvolt = <1000000>;
  290                 regulator-max-microvolt = <1000000>;
  291         };
  292 
  293         vcc_dac: fixedregulator3 {
  294                 compatible = "regulator-fixed";
  295                 regulator-name = "VCC_DAC";
  296                 vin-supply = <&reg_3v3>;
  297                 regulator-min-microvolt = <3300000>;
  298                 regulator-max-microvolt = <3300000>;
  299         };
  300 };
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FreeBSD/Linux Kernel Cross Reference sys/contrib/device-tree/src/arm/at91sam9g20ek_common.dtsi

FreeBSD/Linux Kernel Cross Reference
sys/contrib/device-tree/src/arm/at91sam9g20ek_common.dtsi
