src/arm/microchip/at91-kizbox3_common.dtsi

   1 // SPDX-License-Identifier: GPL-2.0
   2 /*
   3  * at91-kizbox3.dts - Device Tree Include file for Overkiz Kizbox 3
   4  * family SoC boards
   5  *
   6  * Copyright (C) 2018 Overkiz SAS
   7  *
   8  * Authors: Dorian Rocipon <d.rocipon@overkiz.com>
   9  *          Kevin Carli <k.carli@overkiz.com>
  10  *          Mickael Gardet <m.gardet@overkiz.com>
  11  */
  12 /dts-v1/;
  13 #include "sama5d2.dtsi"
  14 #include "sama5d2-pinfunc.h"
  15 #include <dt-bindings/gpio/gpio.h>
  16 #include <dt-bindings/mfd/atmel-flexcom.h>
  17 #include <dt-bindings/pinctrl/at91.h>
  18 #include <dt-bindings/pwm/pwm.h>
  19
  20 / {
  21         model = "Overkiz Kizbox3";
  22         compatible = "overkiz,kizbox3", "atmel,sama5d2", "atmel,sama5";
  23
  24         aliases {
  25                 serial0 = &uart0;
  26                 serial1 = &uart1;
  27                 serial2 = &uart2;
  28                 serial3 = &uart3;
  29                 serial4 = &uart4;
  30                 serial5 = &uart5;
  31                 serial6 = &uart8;
  32         };
  33
  34         chosen {
  35                 bootargs = "ubi.mtd=ubi";
  36                 stdout-path = "serial1:115200n8";
  37         };
  38
  39         clocks {
  40                 slow_xtal {
  41                         clock-frequency = <32768>;
  42                 };
  43
  44                 main_xtal {
  45                         clock-frequency = <12000000>;
  46                 };
  47         };
  48
  49         vdd_adc_vddana: supply_3v3_ana {
  50                 compatible = "regulator-fixed";
  51                 regulator-name = "adc-vddana";
  52                 regulator-min-microvolt = <3300000>;
  53                 regulator-max-microvolt = <3300000>;
  54                 regulator-always-on;
  55         };
  56
  57         vdd_adc_vref: supply_3v3_ref {
  58                 compatible = "regulator-fixed";
  59                 regulator-name = "adc-vref";
  60                 regulator-min-microvolt = <3300000>;
  61                 regulator-max-microvolt = <3300000>;
  62                 regulator-always-on;
  63         };
  64
  65         led-controller-1 {
  66                 compatible = "pwm-leds";
  67                 pinctrl-names = "default";
  68                 pinctrl-0 = <&pinctrl_pwm0_pwm_h0
  69                              &pinctrl_pwm0_pwm_h1
  70                              &pinctrl_pwm0_pwm_h2
  71                              &pinctrl_pwm0_pwm_h3>;
  72                 status = "disabled";
  73
  74                 led-1 {
  75                         label = "pwm:red:user";
  76                         pwms = <&pwm0 0 10000000 0>;
  77                         max-brightness = <255>;
  78                         linux,default-trigger = "default-on";
  79                         status = "disabled";
  80                 };
  81
  82                 led-2 {
  83                         label = "pwm:green:user";
  84                         pwms = <&pwm0 1 10000000 0>;
  85                         max-brightness = <255>;
  86                         linux,default-trigger = "default-on";
  87                         status = "disabled";
  88                 };
  89
  90                 led-3 {
  91                         label = "pwm:blue:user";
  92                         pwms = <&pwm0 2 10000000 0>;
  93                         max-brightness = <255>;
  94                         status = "disabled";
  95                 };
  96
  97                 led-4 {
  98                         label = "pwm:white:user";
  99                         pwms = <&pwm0 3 10000000 0>;
 100                         max-brightness = <255>;
 101                         status = "disabled";
 102                 };
 103         };
 104 };
 105
 106 &ebi {
 107         status = "okay";
 108 };
 109
 110 &nand_controller {
 111         status = "okay";
 112
 113         nand@3 {
 114                 pinctrl-0 = <&pinctrl_ebi_nand_addr>;
 115                 pinctrl-names = "default";
 116                 reg = <0x3 0x0 0x800000>;
 117
 118                 atmel,rb = <0>;
 119                 nand-bus-width = <8>;
 120                 nand-ecc-mode = "hw";
 121                 nand-ecc-strength = <4>;
 122                 nand-ecc-step-size = <512>;
 123                 nand-on-flash-bbt;
 124                 label = "atmel_nand";
 125
 126                 partitions {
 127                         compatible = "fixed-partitions";
 128                         #address-cells = <1>;
 129                         #size-cells = <1>;
 130
 131                         bootstrap@0 {
 132                                 label = "bootstrap";
 133                                 reg = <0x0 0x20000>;
 134                         };
 135
 136                         u-boot@20000 {
 137                                 label = "u-boot";
 138                                 reg = <0x20000 0x140000>;
 139                         };
 140
 141                         u-boot-factory@160000 {
 142                                 label = "u-boot-factory";
 143                                 reg = <0x160000 0x140000>;
 144                         };
 145
 146                         ubi@2A0000 {
 147                                 label = "ubi";
 148                                 reg = <0x2A0000 0x7D60000>;
 149                         };
 150                 };
 151
 152         };
 153 };
 154
 155 &rtc {
 156         status = "okay";
 157 };
 158
 159 &pioA {
 160         pinctrl_ebi_nand_addr: ebi-addr-1 {
 161                 pinmux = <PIN_PA0__D0>,
 162                         <PIN_PA1__D1>,
 163                         <PIN_PA2__D2>,
 164                         <PIN_PA3__D3>,
 165                         <PIN_PA4__D4>,
 166                         <PIN_PA5__D5>,
 167                         <PIN_PA6__D6>,
 168                         <PIN_PA7__D7>,
 169                         <PIN_PA8__NWE_NANDWE>,
 170                         <PIN_PA9__NCS3>,
 171                         <PIN_PA10__A21_NANDALE>,
 172                         <PIN_PA11__A22_NANDCLE>,
 173                         <PIN_PA21__NANDRDY>;
 174                 bias-disable;
 175         };
 176
 177         pinctrl_usart {
 178                 pinctrl_usart_0: usart0-0 {
 179                         pinmux = < PIN_PB26__URXD0>, <PIN_PB27__UTXD0>;
 180                         bias-disable;
 181                 };
 182                 pinctrl_usart_1: usart1-0 {
 183                         pinmux = < PIN_PD2__URXD1>, <PIN_PD3__UTXD1>;
 184                         bias-disable;
 185                 };
 186                 pinctrl_usart_2: usart2-0 {
 187                         pinmux = < PIN_PD4__URXD2>, <PIN_PD5__UTXD2>;
 188                         bias-disable;
 189                 };
 190                 pinctrl_usart_3: usart3-0 {
 191                         pinmux = < PIN_PC12__URXD3>, <PIN_PC13__UTXD3>;
 192                         bias-disable;
 193                 };
 194                 pinctrl_usart_4: usart4-0 {
 195                         pinmux = < PIN_PB3__URXD4>, <PIN_PB4__UTXD4>;
 196                         bias-disable;
 197                 };
 198                 pinctrl_flx0_default: flx0_usart_default {
 199                         pinmux = <PIN_PB28__FLEXCOM0_IO0>, //TX
 200                         <PIN_PB29__FLEXCOM0_IO1>; //RX
 201                         bias-disable;
 202                 };
 203                 pinctrl_flx3_default: flx3_usart_default {
 204                         pinmux = <PIN_PB22__FLEXCOM3_IO1>, //RX
 205                         <PIN_PB23__FLEXCOM3_IO0>; //TX
 206                         bias-disable;
 207                 };
 208         };
 209
 210         pinctrl_flx4_default: flx4_i2c6_default {
 211                 pinmux = <PIN_PD12__FLEXCOM4_IO0>, //DATA
 212                 <PIN_PD13__FLEXCOM4_IO1>; //CLK
 213                 bias-disable;
 214                 drive-open-drain;
 215         };
 216
 217         pinctrl_pwm0 {
 218                 pinctrl_pwm0_pwm_h0: pwm0_pwm_h0 {
 219                         pinmux = <PIN_PA30__PWMH0>;
 220                         bias-disable;
 221                 };
 222                 pinctrl_pwm0_pwm_h1: pwm0_pwmh1 {
 223                         pinmux = <PIN_PB0__PWMH1>;
 224                         bias-disable;
 225                 };
 226                 pinctrl_pwm0_pwm_h2: pwm0_pwm_h2 {
 227                         pinmux = <PIN_PB5__PWMH2>;
 228                         bias-disable;
 229                 };
 230                 pinctrl_pwm0_pwm_h3: pwm0_pwm_h3 {
 231                         pinmux = <PIN_PB7__PWMH3>;
 232                         bias-disable;
 233                 };
 234         };
 235
 236         pinctrl_adc {
 237                 pinctrl_adc2: adc2 {
 238                         pinmux = <PIN_PD21__GPIO>;
 239                         bias-disable;
 240                 };
 241                 pinctrl_adc3: adc3 {
 242                         pinmux = <PIN_PD22__GPIO>;
 243                         bias-disable;
 244                 };
 245                 pinctrl_adc4: adc4 {
 246                         pinmux = <PIN_PD23__GPIO>;
 247                         bias-disable;
 248                 };
 249                 pinctrl_adc5: adc5 {
 250                         pinmux = <PIN_PD24__GPIO>;
 251                         bias-disable;
 252                 };
 253         };
 254 };
 255
 256 &uart0 {
 257         pinctrl-names = "default";
 258         pinctrl-0 = <&pinctrl_usart_0>;
 259         atmel,use-dma-rx;
 260         atmel,use-dma-tx;
 261         status = "disabled";
 262 };
 263
 264 /* debug uart */
 265 &uart1 {
 266         pinctrl-names = "default";
 267         pinctrl-0 = <&pinctrl_usart_1>;
 268         atmel,use-dma-rx;
 269         atmel,use-dma-tx;
 270         status = "disabled";
 271 };
 272
 273 &uart2 {
 274         pinctrl-names = "default";
 275         pinctrl-0 = <&pinctrl_usart_2>;
 276         atmel,use-dma-rx;
 277         atmel,use-dma-tx;
 278         status = "disabled";
 279 };
 280
 281 &uart3 {
 282         pinctrl-names = "default";
 283         pinctrl-0 = <&pinctrl_usart_3>;
 284         atmel,use-dma-rx;
 285         atmel,use-dma-tx;
 286         status = "disabled";
 287 };
 288
 289 &uart4 {
 290         pinctrl-names = "default";
 291         pinctrl-0 = <&pinctrl_usart_4>;
 292         atmel,use-dma-rx;
 293         atmel,use-dma-tx;
 294         status = "disabled";
 295 };
 296
 297 &flx0 {
 298         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
 299         status = "disabled";
 300
 301         uart5: serial@200  {
 302                 pinctrl-names = "default";
 303                 pinctrl-0 = <&pinctrl_flx0_default>;
 304                 atmel,use-dma-rx;
 305                 atmel,use-dma-tx;
 306                 status = "disabled";
 307         };
 308 };
 309
 310 &flx3 {
 311         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
 312         status = "disabled";
 313
 314         uart8: serial@200 {
 315                 pinctrl-names = "default";
 316                 pinctrl-0 = <&pinctrl_flx3_default>;
 317                 atmel,use-dma-rx;
 318                 atmel,use-dma-tx;
 319                 status = "disabled";
 320         };
 321 };
 322
 323 &flx4 {
 324         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
 325         status = "disabled";
 326
 327         i2c6: i2c@600 {
 328                 pinctrl-names = "default";
 329                 pinctrl-0 = <&pinctrl_flx4_default>;
 330                 status = "disabled";
 331         };
 332 };
 333
 334 &pwm0 {
 335         status = "okay";
 336 };
 337
 338 &shutdown_controller {
 339         debounce-delay-us = <976>;
 340         atmel,wakeup-rtc-timer;
 341
 342         input@0 {
 343                 reg = <0>;
 344         };
 345 };
 346
 347 &watchdog {
 348         status = "okay";
 349 };
 350
 351 &adc {
 352         pinctrl-names = "default";
 353         pinctrl-0 = <&pinctrl_adc2
 354                      &pinctrl_adc3
 355                      &pinctrl_adc4
 356                      &pinctrl_adc5>;
 357
 358         vddana-supply = <&vdd_adc_vddana>;
 359         vref-supply = <&vdd_adc_vref>;
 360         status = "disabled";
 361 };
 362
 363 &securam {
 364         export;
 365
 366         /* export overkiz u-boot mode/version and factory */
 367         uboot@1400 {
 368                 reg = <0x1400 0x20>;
 369                 export;
 370         };
 371 };