arch/arm/dts/at91-sam9x60_curiosity.dts

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * at91-sam9x60_curiosity.dts - Device Tree file for SAM9X60 CURIOSITY board
   4  *
   5  * Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries
   6  *
   7  * Author: Durai Manickam KR <[email protected]>
   8  */
   9 /dts-v1/;
  10 #include <dt-bindings/input/input.h>
  11 #include <dt-bindings/mfd/atmel-flexcom.h>
  12 #include "sam9x60.dtsi"
  13
  14 / {
  15         model = "Microchip SAM9X60 Curiosity";
  16         compatible = "microchip,sam9x60-curiosity", "microchip,sam9x60", "atmel,at91sam9";
  17
  18         chosen {
  19                 stdout-path = &dbgu;
  20                 i2c0 = &flx0;
  21         };
  22
  23         memory {
  24                 reg = <0x20000000 0x8000000>;
  25         };
  26
  27         clocks {
  28                 slow_xtal: slow_xtal {
  29                         clock-frequency = <32768>;
  30                 };
  31
  32                 main_xtal: main_xtal {
  33                         clock-frequency = <24000000>;
  34                 };
  35         };
  36
  37         gpio-keys {
  38                 compatible = "gpio-keys";
  39                 pinctrl-names = "default";
  40                 pinctrl-0 = <&pinctrl_key_gpio_default>;
  41
  42                 button-user {
  43                         label = "PB_USER";
  44                         gpios = <&pioA 29 GPIO_ACTIVE_LOW>;
  45                         linux,code = <KEY_PROG1>;
  46                         wakeup-source;
  47                 };
  48         };
  49
  50         leds {
  51                 compatible = "gpio-leds";
  52                 pinctrl-names = "default";
  53                 pinctrl-0 = <&pinctrl_gpio_leds>;
  54
  55                 led-red {
  56                         label = "red";
  57                         gpios = <&pioD 17 GPIO_ACTIVE_HIGH>;
  58                 };
  59
  60                 led-green {
  61                         label = "green";
  62                         gpios = <&pioD 19 GPIO_ACTIVE_HIGH>;
  63                 };
  64
  65                 led-blue {
  66                         label = "blue";
  67                         gpios = <&pioD 21 GPIO_ACTIVE_HIGH>;
  68                         linux,default-trigger = "heartbeat";
  69                 };
  70         };
  71
  72         onewire_tm: onewire {
  73                 gpios = <&pioD 14 GPIO_ACTIVE_HIGH>;
  74                 pinctrl-names = "default";
  75                 pinctrl-0 = <&pinctrl_onewire_tm_default>;
  76                 status = "okay";
  77
  78                 w1_eeprom: w1_eeprom@0 {
  79                         compatible = "maxim,ds24b33";
  80                         status = "okay";
  81                 };
  82         };
  83 };
  84
  85 &ebi {
  86         pinctrl-names = "default";
  87         pinctrl-0 = <&pinctrl_ebi_addr_nand &pinctrl_ebi_data_0_7>;
  88         status = "okay";
  89
  90         nand_controller: nand-controller {
  91                 pinctrl-names = "default";
  92                 pinctrl-0 = <&pinctrl_nand_oe_we &pinctrl_nand_cs &pinctrl_nand_rb>;
  93                 status = "okay";
  94
  95                 nand@3 {
  96                         reg = <0x3 0x0 0x800000>;
  97                         rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
  98                         cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
  99                         nand-bus-width = <8>;
 100                         nand-ecc-mode = "hw";
 101                         nand-ecc-strength = <8>;
 102                         nand-ecc-step-size = <512>;
 103                         nand-on-flash-bbt;
 104                         label = "atmel_nand";
 105
 106                         partitions {
 107                                 compatible = "fixed-partitions";
 108                                 #address-cells = <1>;
 109                                 #size-cells = <1>;
 110
 111                                 at91bootstrap@0 {
 112                                         label = "at91bootstrap";
 113                                         reg = <0x0 0x40000>;
 114                                 };
 115
 116                                 uboot@40000 {
 117                                         label = "u-boot";
 118                                         reg = <0x40000 0xc0000>;
 119                                 };
 120
 121                                 ubootenvred@100000 {
 122                                         label = "U-Boot Env Redundant";
 123                                         reg = <0x100000 0x40000>;
 124                                 };
 125
 126                                 ubootenv@140000 {
 127                                         label = "U-Boot Env";
 128                                         reg = <0x140000 0x40000>;
 129                                 };
 130
 131                                 dtb@180000 {
 132                                         label = "device tree";
 133                                         reg = <0x180000 0x80000>;
 134                                 };
 135
 136                                 kernel@200000 {
 137                                         label = "kernel";
 138                                         reg = <0x200000 0x600000>;
 139                                 };
 140
 141                                 rootfs@800000 {
 142                                         label = "rootfs";
 143                                         reg = <0x800000 0x1f800000>;
 144                                 };
 145                         };
 146                 };
 147         };
 148 };
 149
 150 &flx0 {
 151         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
 152         status = "okay";
 153
 154         i2c@600 {
 155                 compatible = "microchip,sam9x60-i2c";
 156                 reg = <0x600 0x200>;
 157                 pinctrl-names = "default";
 158                 pinctrl-0 = <&pinctrl_flx0>;
 159                 #address-cells = <1>;
 160                 #size-cells = <0>;
 161                 clocks = <&pmc PMC_TYPE_PERIPHERAL 5>;
 162                 status = "okay";
 163
 164                 eeprom@53 {
 165                         compatible = "atmel,24c02";
 166                         reg = <0x53>;
 167                         pagesize = <16>;
 168                 };
 169         };
 170 };
 171
 172 &macb0 {
 173         phy-mode = "rmii";
 174         status = "okay";
 175 };
 176
 177 &pinctrl {
 178         ebi {
 179                 pinctrl_ebi_data_0_7: ebi-data-lsb-0 {
 180                         atmel,pins =
 181                                 <AT91_PIOD 6 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 182                                  AT91_PIOD 7 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 183                                  AT91_PIOD 8 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 184                                  AT91_PIOD 9 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 185                                  AT91_PIOD 10 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 186                                  AT91_PIOD 11 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 187                                  AT91_PIOD 12 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 188                                  AT91_PIOD 13 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
 189                 };
 190
 191                 pinctrl_ebi_addr_nand: ebi-addr-0 {
 192                         atmel,pins =
 193                                 <AT91_PIOD 2 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 194                                  AT91_PIOD 3 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
 195                 };
 196         };
 197
 198         flexcom {
 199                 pinctrl_flx0: flx0_default {
 200                         atmel,pins =
 201                                 <AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_NONE
 202                                  AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_NONE>;
 203                 };
 204         };
 205
 206         gpio-keys {
 207                 pinctrl_key_gpio_default: pinctrl-key-gpio {
 208                         atmel,pins = <AT91_PIOA 29 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 209                 };
 210         };
 211
 212         leds {
 213                 pinctrl_gpio_leds: gpio-leds {
 214                         atmel,pins = <AT91_PIOD 17 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
 215                                       AT91_PIOD 19 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
 216                                       AT91_PIOD 21 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 217                 };
 218         };
 219
 220         nand {
 221                 pinctrl_nand_oe_we: nand-oe-we-0 {
 222                         atmel,pins =
 223                                 <AT91_PIOD 0 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
 224                                  AT91_PIOD 1 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
 225                 };
 226
 227                 pinctrl_nand_rb: nand-rb-0 {
 228                         atmel,pins =
 229                                 <AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
 230                 };
 231
 232                 pinctrl_nand_cs: nand-cs-0 {
 233                         atmel,pins =
 234                                 <AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
 235                 };
 236         };
 237
 238         pinctrl_onewire_tm_default: onewire_tm_default {
 239                 atmel,pins =
 240                         <AT91_PIOD 14 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
 241         };
 242
 243         usb1 {
 244                 pinctrl_usb_default: usb_default {
 245                         atmel,pins = <AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
 246                                       AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
 247                 };
 248         };
 249 };
 250
 251 &usb1 {
 252         num-ports = <3>;
 253         atmel,vbus-gpio = <0
 254                            &pioD 15 GPIO_ACTIVE_HIGH
 255                            &pioD 18 GPIO_ACTIVE_HIGH>;
 256         pinctrl-names = "default";
 257         pinctrl-0 = <&pinctrl_usb_default>;
 258         status = "okay";
 259 };
 260
 261 &usb2 {
 262         status = "okay";
 263 };