src/arm/microchip/at91sam9rlek.dts

   1 // SPDX-License-Identifier: GPL-2.0-only
   2 /*
   3  * at91sam9rlek.dts - Device Tree file for Atmel at91sam9rl reference board
   4  *
   5  *  Copyright (C) 2014 Microchip
   6  *  Alexandre Belloni <alexandre.belloni@free-electrons.com>
   7  */
   8 /dts-v1/;
   9 #include "at91sam9rl.dtsi"
  10
  11 / {
  12         model = "Atmel at91sam9rlek";
  13         compatible = "atmel,at91sam9rlek", "atmel,at91sam9rl", "atmel,at91sam9";
  14
  15         chosen {
  16                 bootargs = "rootfstype=ubifs root=ubi0:rootfs ubi.mtd=5 rw";
  17                 stdout-path = "serial0:115200n8";
  18         };
  19
  20         memory@20000000 {
  21                 reg = <0x20000000 0x4000000>;
  22         };
  23
  24         clocks {
  25                 slow_xtal {
  26                         clock-frequency = <32768>;
  27                 };
  28
  29                 main_xtal {
  30                         clock-frequency = <12000000>;
  31                 };
  32         };
  33
  34         ahb {
  35                 fb0: fb@500000 {
  36                         display = <&display0>;
  37                         status = "okay";
  38
  39                         display0: panel {
  40                                 bits-per-pixel = <16>;
  41                                 atmel,lcdcon-backlight;
  42                                 atmel,dmacon = <0x1>;
  43                                 atmel,lcdcon2 = <0x80008002>;
  44                                 atmel,guard-time = <1>;
  45                                 atmel,lcd-wiring-mode = "RGB";
  46
  47                                 display-timings {
  48                                         native-mode = <&timing0>;
  49                                         timing0: timing0 {
  50                                                 clock-frequency = <4965000>;
  51                                                 hactive = <240>;
  52                                                 vactive = <320>;
  53                                                 hback-porch = <1>;
  54                                                 hfront-porch = <33>;
  55                                                 vback-porch = <1>;
  56                                                 vfront-porch = <0>;
  57                                                 hsync-len = <5>;
  58                                                 vsync-len = <1>;
  59                                                 hsync-active = <1>;
  60                                                 vsync-active = <1>;
  61                                         };
  62                                 };
  63                         };
  64                 };
  65
  66                 ebi: ebi@10000000 {
  67                         pinctrl-0 = <&pinctrl_ebi_addr_nand>;
  68                         pinctrl-names = "default";
  69                         status = "okay";
  70
  71                         nand_controller: nand-controller {
  72                                 status = "okay";
  73                                 pinctrl-0 = <&pinctrl_nand_oe_we
  74                                              &pinctrl_nand_cs
  75                                              &pinctrl_nand_rb>;
  76                                 pinctrl-names = "default";
  77
  78                                 nand@3 {
  79                                         reg = <0x3 0x0 0x800000>;
  80                                         rb-gpios = <&pioD 17 GPIO_ACTIVE_HIGH>;
  81                                         cs-gpios = <&pioB 6 GPIO_ACTIVE_HIGH>;
  82                                         nand-bus-width = <8>;
  83                                         nand-ecc-mode = "soft";
  84                                         nand-on-flash-bbt;
  85                                         label = "atmel_nand";
  86
  87                                         partitions {
  88                                                 compatible = "fixed-partitions";
  89                                                 #address-cells = <1>;
  90                                                 #size-cells = <1>;
  91
  92                                                 at91bootstrap@0 {
  93                                                         label = "at91bootstrap";
  94                                                         reg = <0x0 0x40000>;
  95                                                 };
  96
  97                                                 bootloader@40000 {
  98                                                         label = "bootloader";
  99                                                         reg = <0x40000 0x80000>;
 100                                                 };
 101
 102                                                 bootloaderenv@c0000 {
 103                                                         label = "bootloader env";
 104                                                         reg = <0xc0000 0xc0000>;
 105                                                 };
 106
 107                                                 dtb@180000 {
 108                                                         label = "device tree";
 109                                                         reg = <0x180000 0x80000>;
 110                                                 };
 111
 112                                                 kernel@200000 {
 113                                                         label = "kernel";
 114                                                         reg = <0x200000 0x600000>;
 115                                                 };
 116
 117                                                 rootfs@800000 {
 118                                                         label = "rootfs";
 119                                                         reg = <0x800000 0x0f800000>;
 120                                                 };
 121                                         };
 122                                 };
 123                         };
 124                 };
 125
 126                 apb {
 127                         tcb0: timer@fffa0000 {
 128                                 timer@0 {
 129                                         compatible = "atmel,tcb-timer";
 130                                         reg = <0>, <1>;
 131                                 };
 132
 133                                 timer@2 {
 134                                         compatible = "atmel,tcb-timer";
 135                                         reg = <2>;
 136                                 };
 137                         };
 138
 139                         mmc0: mmc@fffa4000 {
 140                                 pinctrl-0 = <
 141                                         &pinctrl_board_mmc0
 142                                         &pinctrl_mmc0_clk
 143                                         &pinctrl_mmc0_slot0_cmd_dat0
 144                                         &pinctrl_mmc0_slot0_dat1_3>;
 145                                 status = "okay";
 146                                 slot@0 {
 147                                         reg = <0>;
 148                                         bus-width = <4>;
 149                                         cd-gpios = <&pioA 15 GPIO_ACTIVE_HIGH>;
 150                                 };
 151                         };
 152
 153                         usart0: serial@fffb0000 {
 154                                 pinctrl-0 = <
 155                                         &pinctrl_usart0
 156                                         &pinctrl_usart0_rts
 157                                         &pinctrl_usart0_cts>;
 158                                 status = "okay";
 159                         };
 160
 161                         adc0: adc@fffd0000 {
 162                                 pinctrl-names = "default";
 163                                 pinctrl-0 = <
 164                                         &pinctrl_adc0_ad0
 165                                         &pinctrl_adc0_ad1
 166                                         &pinctrl_adc0_ad2
 167                                         &pinctrl_adc0_ad3
 168                                         &pinctrl_adc0_ad4
 169                                         &pinctrl_adc0_ad5
 170                                         &pinctrl_adc0_adtrg>;
 171                                 atmel,adc-ts-wires = <4>;
 172                                 status = "okay";
 173                         };
 174
 175                         usb0: gadget@fffd4000 {
 176                                 atmel,vbus-gpio = <&pioA 8 GPIO_ACTIVE_HIGH>;
 177                                 status = "okay";
 178                         };
 179
 180                         spi0: spi@fffcc000 {
 181                                 status = "okay";
 182                                 cs-gpios = <&pioA 28 0>, <0>, <0>, <0>;
 183                                 flash@0 {
 184                                         compatible = "atmel,at45", "atmel,dataflash";
 185                                         spi-max-frequency = <15000000>;
 186                                         reg = <0>;
 187                                 };
 188                         };
 189
 190                         pwm0: pwm@fffc8000 {
 191                                 status = "okay";
 192
 193                                 pinctrl-names = "default";
 194                                 pinctrl-0 = <&pinctrl_pwm0_pwm1_2>,
 195                                         <&pinctrl_pwm0_pwm2_2>;
 196                         };
 197
 198                         dbgu: serial@fffff200 {
 199                                 status = "okay";
 200                         };
 201
 202                         pinctrl@fffff400 {
 203                                 mmc0 {
 204                                         pinctrl_board_mmc0: mmc0-board {
 205                                                 atmel,pins =
 206                                                         <AT91_PIOA 15 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP_DEGLITCH>;
 207                                         };
 208                                 };
 209                         };
 210
 211                         watchdog@fffffd40 {
 212                                 status = "okay";
 213                         };
 214
 215                         rtc@fffffd20 {
 216                                 atmel,rtt-rtc-time-reg = <&gpbr 0x0>;
 217                         };
 218
 219                         rtc@fffffe00 {
 220                                 status = "okay";
 221                         };
 222                 };
 223         };
 224
 225         led-controller-1 {
 226                 compatible = "pwm-leds";
 227
 228                 led-1 {
 229                         label = "ds1";
 230                         pwms = <&pwm0 1 5000 PWM_POLARITY_INVERTED>;
 231                         max-brightness = <255>;
 232                 };
 233
 234                 led-2 {
 235                         label = "ds2";
 236                         pwms = <&pwm0 2 5000 PWM_POLARITY_INVERTED>;
 237                         max-brightness = <255>;
 238                 };
 239         };
 240
 241         led-controller-2 {
 242                 compatible = "gpio-leds";
 243
 244                 led-3 {
 245                         label = "ds3";
 246                         gpios = <&pioD 14 GPIO_ACTIVE_HIGH>;
 247                         linux,default-trigger = "heartbeat";
 248                 };
 249         };
 250
 251         gpio-keys {
 252                 compatible = "gpio-keys";
 253
 254                 button-right-click {
 255                         label = "right_click";
 256                         gpios = <&pioB 0 GPIO_ACTIVE_LOW>;
 257                         linux,code = <273>;
 258                         wakeup-source;
 259                 };
 260
 261                 button-left-click {
 262                         label = "left_click";
 263                         gpios = <&pioB 1 GPIO_ACTIVE_LOW>;
 264                         linux,code = <272>;
 265                         wakeup-source;
 266                 };
 267         };
 268
 269         i2c-gpio-0 {
 270                 status = "okay";
 271         };
 272
 273         i2c-gpio-1 {
 274                 status = "okay";
 275         };
 276 };