arch/arm/boot/dts/at91sam9n12ek.dts

   1 /*
   2  * at91sam9n12ek.dts - Device Tree file for AT91SAM9N12-EK board
   3  *
   4  *  Copyright (C) 2012 Atmel,
   5  *                2012 Hong Xu <hong.xu@atmel.com>
   6  *
   7  * Licensed under GPLv2 or later.
   8  */
   9 /dts-v1/;
  10 #include "at91sam9n12.dtsi"
  11
  12 / {
  13         model = "Atmel AT91SAM9N12-EK";
  14         compatible = "atmel,at91sam9n12ek", "atmel,at91sam9n12", "atmel,at91sam9";
  15
  16         chosen {
  17                 bootargs = "root=/dev/mtdblock1 rw rootfstype=jffs2";
  18                 stdout-path = "serial0:115200n8";
  19         };
  20
  21         memory {
  22                 reg = <0x20000000 0x8000000>;
  23         };
  24
  25         clocks {
  26                 #address-cells = <1>;
  27                 #size-cells = <1>;
  28                 ranges;
  29
  30                 main_clock: clock@0 {
  31                         compatible = "atmel,osc", "fixed-clock";
  32                         clock-frequency = <16000000>;
  33                 };
  34
  35                 slow_xtal {
  36                         clock-frequency = <32768>;
  37                 };
  38
  39                 main_xtal {
  40                         clock-frequency = <16000000>;
  41                 };
  42         };
  43
  44         ahb {
  45                 apb {
  46                         dbgu: serial@fffff200 {
  47                                 status = "okay";
  48                         };
  49
  50                         ssc0: ssc@f0010000 {
  51                                 status = "okay";
  52                         };
  53
  54                         i2c0: i2c@f8010000 {
  55                                 status = "okay";
  56
  57                                 wm8904: codec@1a {
  58                                         compatible = "wlf,wm8904";
  59                                         reg = <0x1a>;
  60                                         clocks = <&pck0>;
  61                                         clock-names = "mclk";
  62                                 };
  63
  64                                 qt1070: keyboard@1b {
  65                                         compatible = "qt1070";
  66                                         reg = <0x1b>;
  67                                         interrupt-parent = <&pioA>;
  68                                         interrupts = <2 IRQ_TYPE_EDGE_FALLING>;
  69                                         pinctrl-names = "default";
  70                                         pinctrl-0 = <&pinctrl_qt1070_irq>;
  71                                 };
  72                         };
  73
  74                         mmc0: mmc@f0008000 {
  75                                 pinctrl-0 = <
  76                                         &pinctrl_board_mmc0
  77                                         &pinctrl_mmc0_slot0_clk_cmd_dat0
  78                                         &pinctrl_mmc0_slot0_dat1_3>;
  79                                 status = "okay";
  80                                 slot@0 {
  81                                         reg = <0>;
  82                                         bus-width = <4>;
  83                                         cd-gpios = <&pioA 7 GPIO_ACTIVE_HIGH>;
  84                                 };
  85                         };
  86
  87                         pinctrl@fffff400 {
  88                                 mmc0 {
  89                                         pinctrl_board_mmc0: mmc0-board {
  90                                                 atmel,pins =
  91                                                         <AT91_PIOA 7 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;   /* PA7 gpio CD pin pull up and deglitch */
  92                                         };
  93                                 };
  94
  95                                 qt1070 {
  96                                         pinctrl_qt1070_irq: qt1070_irq {
  97                                                 atmel,pins =
  98                                                         <AT91_PIOA 2 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
  99                                         };
 100                                 };
 101
 102                                 sound {
 103                                         pinctrl_pck0_as_audio_mck: pck0_as_audio_mck {
 104                                                 atmel,pins =
 105                                                         <AT91_PIOB 10 AT91_PERIPH_B AT91_PINCTRL_NONE>;
 106                                         };
 107                                 };
 108
 109                                 usb1 {
 110                                         pinctrl_usb1_vbus_sense: usb1_vbus_sense {
 111                                                 atmel,pins =
 112                                                         <AT91_PIOB 16 AT91_PERIPH_GPIO AT91_PINCTRL_DEGLITCH>;  /* PB16 gpio usb vbus sense, no pull up and deglitch */
 113                                         };
 114                                 };
 115                         };
 116
 117                         spi0: spi@f0000000 {
 118                                 status = "okay";
 119                                 cs-gpios = <&pioA 14 0>, <0>, <0>, <0>;
 120                                 m25p80@0 {
 121                                         compatible = "atmel,at25df321a";
 122                                         spi-max-frequency = <50000000>;
 123                                         reg = <0>;
 124                                 };
 125                         };
 126
 127                         hlcdc: hlcdc@f8038000 {
 128                                 status = "okay";
 129
 130                                 hlcdc-display-controller {
 131                                         pinctrl-names = "default";
 132                                         pinctrl-0 = <&pinctrl_lcd_base &pinctrl_lcd_rgb888>;
 133
 134                                         port@0 {
 135                                                 hlcdc_panel_output: endpoint@0 {
 136                                                         reg = <0>;
 137                                                         remote-endpoint = <&panel_input>;
 138                                                 };
 139                                         };
 140                                 };
 141                         };
 142
 143                         usb1: gadget@f803c000 {
 144                                 pinctrl-names = "default";
 145                                 pinctrl-0 = <&pinctrl_usb1_vbus_sense>;
 146                                 atmel,vbus-gpio = <&pioB 16 GPIO_ACTIVE_HIGH>;
 147                                 status = "okay";
 148                         };
 149
 150                         watchdog@fffffe40 {
 151                                 status = "okay";
 152                         };
 153
 154                         rtc@fffffeb0 {
 155                                 status = "okay";
 156                         };
 157                 };
 158
 159                 nand0: nand@40000000 {
 160                         nand-bus-width = <8>;
 161                         nand-ecc-mode = "hw";
 162                         atmel,has-pmecc;
 163                         atmel,pmecc-cap = <2>;
 164                         atmel,pmecc-sector-size = <512>;
 165                         nand-on-flash-bbt;
 166                         status = "okay";
 167                 };
 168
 169                 usb0: ohci@00500000 {
 170                         num-ports = <1>;
 171                         atmel,vbus-gpio = <&pioB 7 GPIO_ACTIVE_LOW>;
 172                         status = "okay";
 173                 };
 174         };
 175
 176         backlight: backlight {
 177                 compatible = "pwm-backlight";
 178                 pwms = <&hlcdc_pwm 0 50000 0>;
 179                 brightness-levels = <0 4 8 16 32 64 128 255>;
 180                 default-brightness-level = <6>;
 181                 power-supply = <&bl_reg>;
 182                 status = "okay";
 183         };
 184
 185         bl_reg: backlight_regulator {
 186                 compatible = "regulator-fixed";
 187                 regulator-name = "backlight-power-supply";
 188                 regulator-min-microvolt = <5000000>;
 189                 regulator-max-microvolt = <5000000>;
 190                 status = "okay";
 191         };
 192
 193         leds {
 194                 compatible = "gpio-leds";
 195
 196                 d8 {
 197                         label = "d8";
 198                         gpios = <&pioB 4 GPIO_ACTIVE_LOW>;
 199                         linux,default-trigger = "mmc0";
 200                 };
 201
 202                 d9 {
 203                         label = "d9";
 204                         gpios = <&pioB 5 GPIO_ACTIVE_LOW>;
 205                         linux,default-trigger = "nand-disk";
 206                 };
 207
 208                 d10 {
 209                         label = "d10";
 210                         gpios = <&pioB 6 GPIO_ACTIVE_HIGH>;
 211                         linux,default-trigger = "heartbeat";
 212                 };
 213         };
 214
 215         gpio_keys {
 216                 compatible = "gpio-keys";
 217
 218                 enter {
 219                         label = "Enter";
 220                         gpios = <&pioB 3 GPIO_ACTIVE_LOW>;
 221                         linux,code = <28>;
 222                         gpio-key,wakeup;
 223                 };
 224         };
 225
 226         panel: panel {
 227                 compatible = "qd,qd43003c0-40", "simple-panel";
 228                 backlight = <&backlight>;
 229                 power-supply = <&panel_reg>;
 230                 #address-cells = <1>;
 231                 #size-cells = <0>;
 232                 status = "okay";
 233
 234                 port@0 {
 235                         reg = <0>;
 236                         #address-cells = <1>;
 237                         #size-cells = <0>;
 238
 239                         panel_input: endpoint@0 {
 240                                 reg = <0>;
 241                                 remote-endpoint = <&hlcdc_panel_output>;
 242                         };
 243                 };
 244         };
 245
 246         panel_reg: panel_regulator {
 247                 compatible = "regulator-fixed";
 248                 regulator-name = "panel-power-supply";
 249                 regulator-min-microvolt = <3300000>;
 250                 regulator-max-microvolt = <3300000>;
 251                 status = "okay";
 252         };
 253
 254         sound {
 255                 compatible = "atmel,asoc-wm8904";
 256                 pinctrl-names = "default";
 257                 pinctrl-0 = <&pinctrl_pck0_as_audio_mck>;
 258
 259                 atmel,model = "wm8904 @ AT91SAM9N12";
 260                 atmel,audio-routing =
 261                         "Headphone Jack", "HPOUTL",
 262                         "Headphone Jack", "HPOUTR",
 263                         "IN2L", "Line In Jack",
 264                         "IN2R", "Line In Jack",
 265                         "Mic", "MICBIAS",
 266                         "IN1L", "Mic";
 267
 268                 atmel,ssc-controller = <&ssc0>;
 269                 atmel,audio-codec = <&wm8904>;
 270         };
 271 };