src/arm/microchip/at91sam9n12ek.dts

   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 };