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
  35 &flx1 {
  36         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
  37
  38         uart6: serial@200 {
  39                 pinctrl-0 = <&pinctrl_flx1_default>;
  40                 pinctrl-names = "default";
  41         };
  42 };
  43
  44 &i2c0 {
  45         pinctrl-0 = <&pinctrl_i2c0_default>;
  46         pinctrl-1 = <&pinctrl_i2c0_gpio>;
  47         pinctrl-names = "default", "gpio";
  48         sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
  49         scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
  50         status = "okay";
  51 };
  52
  53 &i2c1 {
  54         dmas = <0>, <0>;
  55         pinctrl-names = "default", "gpio";
  56         pinctrl-0 = <&pinctrl_i2c1_default>;
  57         pinctrl-1 = <&pinctrl_i2c1_gpio>;
  58         sda-gpios = <&pioA PIN_PD19 GPIO_ACTIVE_HIGH>;
  59         scl-gpios = <&pioA PIN_PD20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
  60         status = "okay";
  61
  62         mcp16502@5b {
  63                 compatible = "microchip,mcp16502";
  64                 reg = <0x5b>;
  65                 status = "okay";
  66                 lpm-gpios = <&pioBU 0 GPIO_ACTIVE_LOW>;
  67
  68                 regulators {
  69                         vdd_3v3: VDD_IO {
  70                                 regulator-name = "VDD_IO";
  71                                 regulator-min-microvolt = <1200000>;
  72                                 regulator-max-microvolt = <3700000>;
  73                                 regulator-initial-mode = <2>;
  74                                 regulator-allowed-modes = <2>, <4>;
  75                                 regulator-always-on;
  76
  77                                 regulator-state-standby {
  78                                         regulator-on-in-suspend;
  79                                         regulator-mode = <4>;
  80                                 };
  81
  82                                 regulator-state-mem {
  83                                         regulator-off-in-suspend;
  84                                         regulator-mode = <4>;
  85                                 };
  86                         };
  87
  88                         vddio_ddr: VDD_DDR {
  89                                 regulator-name = "VDD_DDR";
  90                                 regulator-min-microvolt = <600000>;
  91                                 regulator-max-microvolt = <1850000>;
  92                                 regulator-initial-mode = <2>;
  93                                 regulator-allowed-modes = <2>, <4>;
  94                                 regulator-always-on;
  95
  96                                 regulator-state-standby {
  97                                         regulator-on-in-suspend;
  98                                         regulator-suspend-microvolt = <1200000>;
  99                                         regulator-changeable-in-suspend;
 100                                         regulator-mode = <4>;
 101                                 };
 102
 103                                 regulator-state-mem {
 104                                         regulator-on-in-suspend;
 105                                         regulator-suspend-microvolt = <1200000>;
 106                                         regulator-changeable-in-suspend;
 107                                         regulator-mode = <4>;
 108                                 };
 109                         };
 110
 111                         vdd_core: VDD_CORE {
 112                                 regulator-name = "VDD_CORE";
 113                                 regulator-min-microvolt = <600000>;
 114                                 regulator-max-microvolt = <1850000>;
 115                                 regulator-initial-mode = <2>;
 116                                 regulator-allowed-modes = <2>, <4>;
 117                                 regulator-always-on;
 118
 119                                 regulator-state-standby {
 120                                         regulator-on-in-suspend;
 121                                         regulator-mode = <4>;
 122                                 };
 123
 124                                 regulator-state-mem {
 125                                         regulator-off-in-suspend;
 126                                         regulator-mode = <4>;
 127                                 };
 128                         };
 129
 130                         vdd_ddr: VDD_OTHER {
 131                                 regulator-name = "VDD_OTHER";
 132                                 regulator-min-microvolt = <1800000>;
 133                                 regulator-max-microvolt = <1800000>;
 134                                 regulator-initial-mode = <2>;
 135                                 regulator-allowed-modes = <2>, <4>;
 136                                 regulator-always-on;
 137
 138                                 regulator-state-standby {
 139                                         regulator-on-in-suspend;
 140                                         regulator-suspend-microvolt = <1800000>;
 141                                         regulator-changeable-in-suspend;
 142                                         regulator-mode = <4>;
 143                                 };
 144
 145                                 regulator-state-mem {
 146                                         regulator-on-in-suspend;
 147                                         regulator-suspend-microvolt = <1800000>;
 148                                         regulator-changeable-in-suspend;
 149                                         regulator-mode = <4>;
 150                                 };
 151                         };
 152
 153                         LDO1 {
 154                                 regulator-name = "LDO1";
 155                                 regulator-min-microvolt = <1200000>;
 156                                 regulator-max-microvolt = <3700000>;
 157                                 regulator-always-on;
 158
 159                                 regulator-state-standby {
 160                                         regulator-on-in-suspend;
 161                                 };
 162
 163                                 regulator-state-mem {
 164                                         regulator-off-in-suspend;
 165                                 };
 166                         };
 167
 168                         LDO2 {
 169                                 regulator-name = "LDO2";
 170                                 regulator-min-microvolt = <1200000>;
 171                                 regulator-max-microvolt = <3700000>;
 172                                 regulator-always-on;
 173
 174                                 regulator-state-standby {
 175                                         regulator-on-in-suspend;
 176                                 };
 177
 178                                 regulator-state-mem {
 179                                         regulator-off-in-suspend;
 180                                 };
 181                         };
 182                 };
 183         };
 184 };
 185
 186 &macb0 {
 187         pinctrl-names = "default";
 188         pinctrl-0 = <&pinctrl_macb0_default>;
 189         phy-mode = "rmii";
 190
 191         ethernet-phy@0 {
 192                 reg = <0x0>;
 193                 interrupt-parent = <&pioA>;
 194                 interrupts = <PIN_PB24 IRQ_TYPE_LEVEL_LOW>;
 195                 pinctrl-names = "default";
 196                 pinctrl-0 = <&pinctrl_macb0_phy_irq>;
 197         };
 198 };
 199
 200 &pmc {
 201         atmel,osc-bypass;
 202 };
 203
 204 &qspi1 {
 205         pinctrl-names = "default";
 206         pinctrl-0 = <&pinctrl_qspi1_default>;
 207         status = "disabled";
 208
 209         qspi1_flash: spi_flash@0 {
 210                 #address-cells = <1>;
 211                 #size-cells = <1>;
 212                 compatible = "jedec,spi-nor";
 213                 reg = <0>;
 214                 spi-max-frequency = <80000000>;
 215                 spi-rx-bus-width = <4>;
 216                 spi-tx-bus-width = <4>;
 217                 m25p,fast-read;
 218                 status = "disabled";
 219
 220                 at91bootstrap@0 {
 221                         label = "at91bootstrap";
 222                         reg = <0x0 0x40000>;
 223                 };
 224
 225                 bootloader@40000 {
 226                         label = "bootloader";
 227                         reg = <0x40000 0xc0000>;
 228                 };
 229
 230                 bootloaderenvred@100000 {
 231                         label = "bootloader env redundant";
 232                         reg = <0x100000 0x40000>;
 233                 };
 234
 235                 bootloaderenv@140000 {
 236                         label = "bootloader env";
 237                         reg = <0x140000 0x40000>;
 238                 };
 239
 240                 dtb@180000 {
 241                         label = "device tree";
 242                         reg = <0x180000 0x80000>;
 243                 };
 244
 245                 kernel@200000 {
 246                         label = "kernel";
 247                         reg = <0x200000 0x600000>;
 248                 };
 249         };
 250 };
 251
 252 &pioA {
 253         pinctrl_flx1_default: flx1_usart_default {
 254                 pinmux = <PIN_PA24__FLEXCOM1_IO0>,
 255                          <PIN_PA23__FLEXCOM1_IO1>,
 256                          <PIN_PA25__FLEXCOM1_IO3>,
 257                          <PIN_PA26__FLEXCOM1_IO4>;
 258                 bias-disable;
 259         };
 260
 261         pinctrl_i2c0_default: i2c0_default {
 262                 pinmux = <PIN_PD21__TWD0>,
 263                          <PIN_PD22__TWCK0>;
 264                 bias-disable;
 265         };
 266
 267         pinctrl_i2c0_gpio: i2c0_gpio {
 268                 pinmux = <PIN_PD21__GPIO>,
 269                          <PIN_PD22__GPIO>;
 270                 bias-disable;
 271         };
 272
 273         pinctrl_i2c1_default: i2c1_default {
 274                 pinmux = <PIN_PD19__TWD1>,
 275                          <PIN_PD20__TWCK1>;
 276                 bias-disable;
 277         };
 278
 279         pinctrl_i2c1_gpio: i2c1_gpio {
 280                 pinmux = <PIN_PD19__GPIO>,
 281                          <PIN_PD20__GPIO>;
 282                 bias-disable;
 283         };
 284
 285         pinctrl_macb0_default: macb0_default {
 286                 pinmux = <PIN_PB14__GTXCK>,
 287                          <PIN_PB15__GTXEN>,
 288                          <PIN_PB16__GRXDV>,
 289                          <PIN_PB17__GRXER>,
 290                          <PIN_PB18__GRX0>,
 291                          <PIN_PB19__GRX1>,
 292                          <PIN_PB20__GTX0>,
 293                          <PIN_PB21__GTX1>,
 294                          <PIN_PB22__GMDC>,
 295                          <PIN_PB23__GMDIO>;
 296                 bias-disable;
 297         };
 298
 299         pinctrl_macb0_phy_irq: macb0_phy_irq {
 300                 pinmux = <PIN_PB24__GPIO>;
 301                 bias-disable;
 302         };
 303
 304         pinctrl_qspi1_default: qspi1_default {
 305                 pinmux = <PIN_PB5__QSPI1_SCK>,
 306                          <PIN_PB6__QSPI1_CS>,
 307                          <PIN_PB7__QSPI1_IO0>,
 308                          <PIN_PB8__QSPI1_IO1>,
 309                          <PIN_PB9__QSPI1_IO2>,
 310                          <PIN_PB10__QSPI1_IO3>;
 311                 bias-pull-up;
 312         };
 313 };
 314