arch/arm/boot/dts/at91-sama5d27_wlsom1.dtsi

   1 // SPDX-License-Identifier: (GPL-2.0+ OR MIT)
   2 /*
   3  * at91-sama5d27_wlsom1.dtsi - Device Tree file for SAMA5D27 WLSOM1
   4  *
   5  * Copyright (C) 2019 Microchip Technology Inc. and its subsidiaries
   6  *
   7  * Author: Nicolas Ferre <nicolas.ferre@microcihp.com>
   8  * Author: Eugen Hristev <eugen.hristev@microcihp.com>
   9  */
  10 #include "sama5d2.dtsi"
  11 #include "sama5d2-pinfunc.h"
  12 #include <dt-bindings/gpio/gpio.h>
  13 #include <dt-bindings/mfd/atmel-flexcom.h>
  14 #include <dt-bindings/pinctrl/at91.h>
  15
  16 / {
  17         model = "Microchip SAMA5D27 WLSOM1";
  18         compatible = "microchip,sama5d27-wlsom1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
  19
  20         aliases {
  21                 i2c0 = &i2c0;
  22         };
  23
  24         clocks {
  25                 slow_xtal {
  26                         clock-frequency = <32768>;
  27                 };
  28
  29                 main_xtal {
  30                         clock-frequency = <24000000>;
  31                 };
  32         };
  33
  34         wifi_pwrseq: wifi_pwrseq {
  35                 compatible = "mmc-pwrseq-wilc1000";
  36                 reset-gpios = <&pioA PIN_PA27 GPIO_ACTIVE_HIGH>;
  37                 powerdown-gpios = <&pioA PIN_PA29 GPIO_ACTIVE_HIGH>;
  38                 pinctrl-0 = <&pinctrl_wilc_pwrseq>;
  39                 pinctrl-names = "default";
  40         };
  41 };
  42
  43 &flx1 {
  44         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
  45
  46         uart6: serial@200 {
  47                 pinctrl-0 = <&pinctrl_flx1_default>;
  48                 pinctrl-names = "default";
  49         };
  50 };
  51
  52 &i2c0 {
  53         pinctrl-0 = <&pinctrl_i2c0_default>;
  54         pinctrl-1 = <&pinctrl_i2c0_gpio>;
  55         pinctrl-names = "default", "gpio";
  56         sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
  57         scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
  58         status = "okay";
  59 };
  60
  61 &i2c1 {
  62         dmas = <0>, <0>;
  63         pinctrl-names = "default", "gpio";
  64         pinctrl-0 = <&pinctrl_i2c1_default>;
  65         pinctrl-1 = <&pinctrl_i2c1_gpio>;
  66         sda-gpios = <&pioA PIN_PD19 GPIO_ACTIVE_HIGH>;
  67         scl-gpios = <&pioA PIN_PD20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
  68         status = "okay";
  69
  70         mcp16502@5b {
  71                 compatible = "microchip,mcp16502";
  72                 reg = <0x5b>;
  73                 status = "okay";
  74                 lpm-gpios = <&pioBU 0 GPIO_ACTIVE_LOW>;
  75
  76                 regulators {
  77                         vdd_3v3: VDD_IO {
  78                                 regulator-name = "VDD_IO";
  79                                 regulator-min-microvolt = <1200000>;
  80                                 regulator-max-microvolt = <3700000>;
  81                                 regulator-initial-mode = <2>;
  82                                 regulator-allowed-modes = <2>, <4>;
  83                                 regulator-always-on;
  84
  85                                 regulator-state-standby {
  86                                         regulator-on-in-suspend;
  87                                         regulator-mode = <4>;
  88                                 };
  89
  90                                 regulator-state-mem {
  91                                         regulator-off-in-suspend;
  92                                         regulator-mode = <4>;
  93                                 };
  94                         };
  95
  96                         vddio_ddr: VDD_DDR {
  97                                 regulator-name = "VDD_DDR";
  98                                 regulator-min-microvolt = <600000>;
  99                                 regulator-max-microvolt = <1850000>;
 100                                 regulator-initial-mode = <2>;
 101                                 regulator-allowed-modes = <2>, <4>;
 102                                 regulator-always-on;
 103
 104                                 regulator-state-standby {
 105                                         regulator-on-in-suspend;
 106                                         regulator-suspend-microvolt = <1200000>;
 107                                         regulator-changeable-in-suspend;
 108                                         regulator-mode = <4>;
 109                                 };
 110
 111                                 regulator-state-mem {
 112                                         regulator-on-in-suspend;
 113                                         regulator-suspend-microvolt = <1200000>;
 114                                         regulator-changeable-in-suspend;
 115                                         regulator-mode = <4>;
 116                                 };
 117                         };
 118
 119                         vdd_core: VDD_CORE {
 120                                 regulator-name = "VDD_CORE";
 121                                 regulator-min-microvolt = <600000>;
 122                                 regulator-max-microvolt = <1850000>;
 123                                 regulator-initial-mode = <2>;
 124                                 regulator-allowed-modes = <2>, <4>;
 125                                 regulator-always-on;
 126
 127                                 regulator-state-standby {
 128                                         regulator-on-in-suspend;
 129                                         regulator-mode = <4>;
 130                                 };
 131
 132                                 regulator-state-mem {
 133                                         regulator-off-in-suspend;
 134                                         regulator-mode = <4>;
 135                                 };
 136                         };
 137
 138                         vdd_ddr: VDD_OTHER {
 139                                 regulator-name = "VDD_OTHER";
 140                                 regulator-min-microvolt = <1800000>;
 141                                 regulator-max-microvolt = <1800000>;
 142                                 regulator-initial-mode = <2>;
 143                                 regulator-allowed-modes = <2>, <4>;
 144                                 regulator-always-on;
 145
 146                                 regulator-state-standby {
 147                                         regulator-on-in-suspend;
 148                                         regulator-suspend-microvolt = <1800000>;
 149                                         regulator-changeable-in-suspend;
 150                                         regulator-mode = <4>;
 151                                 };
 152
 153                                 regulator-state-mem {
 154                                         regulator-on-in-suspend;
 155                                         regulator-suspend-microvolt = <1800000>;
 156                                         regulator-changeable-in-suspend;
 157                                         regulator-mode = <4>;
 158                                 };
 159                         };
 160
 161                         LDO1 {
 162                                 regulator-name = "LDO1";
 163                                 regulator-min-microvolt = <1200000>;
 164                                 regulator-max-microvolt = <3700000>;
 165                                 regulator-always-on;
 166
 167                                 regulator-state-standby {
 168                                         regulator-on-in-suspend;
 169                                 };
 170
 171                                 regulator-state-mem {
 172                                         regulator-off-in-suspend;
 173                                 };
 174                         };
 175
 176                         LDO2 {
 177                                 regulator-name = "LDO2";
 178                                 regulator-min-microvolt = <1200000>;
 179                                 regulator-max-microvolt = <3700000>;
 180                                 regulator-always-on;
 181
 182                                 regulator-state-standby {
 183                                         regulator-on-in-suspend;
 184                                 };
 185
 186                                 regulator-state-mem {
 187                                         regulator-off-in-suspend;
 188                                 };
 189                         };
 190                 };
 191         };
 192 };
 193
 194 &macb0 {
 195         pinctrl-names = "default";
 196         pinctrl-0 = <&pinctrl_macb0_default>;
 197         phy-mode = "rmii";
 198
 199         ethernet-phy@0 {
 200                 reg = <0x0>;
 201                 interrupt-parent = <&pioA>;
 202                 interrupts = <PIN_PB24 IRQ_TYPE_LEVEL_LOW>;
 203                 pinctrl-names = "default";
 204                 pinctrl-0 = <&pinctrl_macb0_phy_irq>;
 205         };
 206 };
 207
 208 &pmc {
 209         atmel,osc-bypass;
 210 };
 211
 212 &qspi1 {
 213         pinctrl-names = "default";
 214         pinctrl-0 = <&pinctrl_qspi1_default>;
 215         status = "disabled";
 216
 217         qspi1_flash: spi_flash@0 {
 218                 #address-cells = <1>;
 219                 #size-cells = <1>;
 220                 compatible = "jedec,spi-nor";
 221                 reg = <0>;
 222                 spi-max-frequency = <80000000>;
 223                 spi-rx-bus-width = <4>;
 224                 spi-tx-bus-width = <4>;
 225                 m25p,fast-read;
 226                 status = "disabled";
 227
 228                 at91bootstrap@0 {
 229                         label = "at91bootstrap";
 230                         reg = <0x0 0x40000>;
 231                 };
 232
 233                 bootloader@40000 {
 234                         label = "bootloader";
 235                         reg = <0x40000 0xc0000>;
 236                 };
 237
 238                 bootloaderenvred@100000 {
 239                         label = "bootloader env redundant";
 240                         reg = <0x100000 0x40000>;
 241                 };
 242
 243                 bootloaderenv@140000 {
 244                         label = "bootloader env";
 245                         reg = <0x140000 0x40000>;
 246                 };
 247
 248                 dtb@180000 {
 249                         label = "device tree";
 250                         reg = <0x180000 0x80000>;
 251                 };
 252
 253                 kernel@200000 {
 254                         label = "kernel";
 255                         reg = <0x200000 0x600000>;
 256                 };
 257         };
 258 };
 259
 260 &pioA {
 261         pinctrl_flx1_default: flx1_usart_default {
 262                 pinmux = <PIN_PA24__FLEXCOM1_IO0>,
 263                          <PIN_PA23__FLEXCOM1_IO1>,
 264                          <PIN_PA25__FLEXCOM1_IO3>,
 265                          <PIN_PA26__FLEXCOM1_IO4>;
 266                 bias-disable;
 267         };
 268
 269         pinctrl_i2c0_default: i2c0_default {
 270                 pinmux = <PIN_PD21__TWD0>,
 271                          <PIN_PD22__TWCK0>;
 272                 bias-disable;
 273         };
 274
 275         pinctrl_i2c0_gpio: i2c0_gpio {
 276                 pinmux = <PIN_PD21__GPIO>,
 277                          <PIN_PD22__GPIO>;
 278                 bias-disable;
 279         };
 280
 281         pinctrl_i2c1_default: i2c1_default {
 282                 pinmux = <PIN_PD19__TWD1>,
 283                          <PIN_PD20__TWCK1>;
 284                 bias-disable;
 285         };
 286
 287         pinctrl_i2c1_gpio: i2c1_gpio {
 288                 pinmux = <PIN_PD19__GPIO>,
 289                          <PIN_PD20__GPIO>;
 290                 bias-disable;
 291         };
 292
 293         pinctrl_macb0_default: macb0_default {
 294                 pinmux = <PIN_PB14__GTXCK>,
 295                          <PIN_PB15__GTXEN>,
 296                          <PIN_PB16__GRXDV>,
 297                          <PIN_PB17__GRXER>,
 298                          <PIN_PB18__GRX0>,
 299                          <PIN_PB19__GRX1>,
 300                          <PIN_PB20__GTX0>,
 301                          <PIN_PB21__GTX1>,
 302                          <PIN_PB22__GMDC>,
 303                          <PIN_PB23__GMDIO>;
 304                 bias-disable;
 305         };
 306
 307         pinctrl_macb0_phy_irq: macb0_phy_irq {
 308                 pinmux = <PIN_PB24__GPIO>;
 309                 bias-disable;
 310         };
 311
 312         pinctrl_qspi1_default: qspi1_default {
 313                 pinmux = <PIN_PB5__QSPI1_SCK>,
 314                          <PIN_PB6__QSPI1_CS>,
 315                          <PIN_PB7__QSPI1_IO0>,
 316                          <PIN_PB8__QSPI1_IO1>,
 317                          <PIN_PB9__QSPI1_IO2>,
 318                          <PIN_PB10__QSPI1_IO3>;
 319                 bias-pull-up;
 320         };
 321
 322         pinctrl_sdmmc1_default: sdmmc1_default {
 323                 cmd-data {
 324                         pinmux = <PIN_PA28__SDMMC1_CMD>,
 325                                  <PIN_PA18__SDMMC1_DAT0>,
 326                                  <PIN_PA19__SDMMC1_DAT1>,
 327                                  <PIN_PA20__SDMMC1_DAT2>,
 328                                  <PIN_PA21__SDMMC1_DAT3>;
 329                         bias-disable;
 330                 };
 331
 332                 conf-ck {
 333                         pinmux = <PIN_PA22__SDMMC1_CK>;
 334                         bias-disable;
 335                 };
 336         };
 337
 338         pinctrl_wilc_default: wilc_default {
 339                 conf-irq {
 340                         pinmux = <PIN_PB25__GPIO>;
 341                         bias-disable;
 342                 };
 343         };
 344
 345         pinctrl_wilc_pwrseq: wilc_pwrseq {
 346                 conf-ce-nrst {
 347                         pinmux = <PIN_PA27__GPIO>,
 348                                  <PIN_PA29__GPIO>;
 349                         bias-disable;
 350                 };
 351
 352                 conf-rtcclk {
 353                         pinmux = <PIN_PB13__PCK1>;
 354                         bias-disable;
 355                 };
 356         };
 357 };
 358
 359 &sdmmc1 {
 360         #address-cells = <1>;
 361         #size-cells = <0>;
 362         bus-width = <4>;
 363         pinctrl-names = "default";
 364         pinctrl-0 = <&pinctrl_sdmmc1_default>;
 365         mmc-pwrseq = <&wifi_pwrseq>;
 366         no-1-8-v;
 367         non-removable;
 368         bus-width = <4>;
 369         status = "okay";
 370
 371         wilc: wifi@0 {
 372                 reg = <0>;
 373                 compatible = "microchip,wilc1000";
 374                 pinctrl-names = "default";
 375                 pinctrl-0 = <&pinctrl_wilc_default>;
 376                 clocks = <&pmc PMC_TYPE_SYSTEM 9>;
 377                 clock-names = "rtc";
 378                 interrupts = <PIN_PB25 IRQ_TYPE_NONE>;
 379                 interrupt-parent = <&pioA>;
 380                 assigned-clocks = <&pmc PMC_TYPE_SYSTEM 9>;
 381                 assigned-clock-rates = <32768>;
 382         };
 383 };
 384