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         clocks {
  21                 slow_xtal {
  22                         clock-frequency = <32768>;
  23                 };
  24
  25                 main_xtal {
  26                         clock-frequency = <24000000>;
  27                 };
  28         };
  29 };
  30
  31 &flx1 {
  32         atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
  33
  34         uart6: serial@200 {
  35                 compatible = "atmel,at91sam9260-usart";
  36                 reg = <0x200 0x200>;
  37                 interrupts = <20 IRQ_TYPE_LEVEL_HIGH 7>;
  38                 dmas = <&dma0
  39                         (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
  40                          AT91_XDMAC_DT_PERID(13))>,
  41                        <&dma0
  42                         (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
  43                          AT91_XDMAC_DT_PERID(14))>;
  44                 dma-names = "tx", "rx";
  45                 clocks = <&pmc PMC_TYPE_PERIPHERAL 20>;
  46                 clock-names = "usart";
  47                 pinctrl-0 = <&pinctrl_flx1_default>;
  48                 pinctrl-names = "default";
  49         };
  50 };
  51
  52 &i2c0 {
  53         pinctrl-0 = <&pinctrl_i2c0_default>;
  54         pinctrl-names = "default";
  55         status = "okay";
  56 };
  57
  58 &i2c1 {
  59         dmas = <0>, <0>;
  60         pinctrl-names = "default";
  61         pinctrl-0 = <&pinctrl_i2c1_default>;
  62         status = "okay";
  63
  64         mcp16502@5b {
  65                 compatible = "microchip,mcp16502";
  66                 reg = <0x5b>;
  67                 status = "okay";
  68                 lpm-gpios = <&pioBU 0 GPIO_ACTIVE_LOW>;
  69
  70                 regulators {
  71                         vdd_3v3: VDD_IO {
  72                                 regulator-name = "VDD_IO";
  73                                 regulator-min-microvolt = <1200000>;
  74                                 regulator-max-microvolt = <3700000>;
  75                                 regulator-initial-mode = <2>;
  76                                 regulator-allowed-modes = <2>, <4>;
  77                                 regulator-always-on;
  78
  79                                 regulator-state-standby {
  80                                         regulator-on-in-suspend;
  81                                         regulator-mode = <4>;
  82                                 };
  83
  84                                 regulator-state-mem {
  85                                         regulator-off-in-suspend;
  86                                         regulator-mode = <4>;
  87                                 };
  88                         };
  89
  90                         vddio_ddr: VDD_DDR {
  91                                 regulator-name = "VDD_DDR";
  92                                 regulator-min-microvolt = <600000>;
  93                                 regulator-max-microvolt = <1850000>;
  94                                 regulator-initial-mode = <2>;
  95                                 regulator-allowed-modes = <2>, <4>;
  96                                 regulator-always-on;
  97
  98                                 regulator-state-standby {
  99                                         regulator-on-in-suspend;
 100                                         regulator-suspend-microvolt = <1200000>;
 101                                         regulator-changeable-in-suspend;
 102                                         regulator-mode = <4>;
 103                                 };
 104
 105                                 regulator-state-mem {
 106                                         regulator-on-in-suspend;
 107                                         regulator-suspend-microvolt = <1200000>;
 108                                         regulator-changeable-in-suspend;
 109                                         regulator-mode = <4>;
 110                                 };
 111                         };
 112
 113                         vdd_core: VDD_CORE {
 114                                 regulator-name = "VDD_CORE";
 115                                 regulator-min-microvolt = <600000>;
 116                                 regulator-max-microvolt = <1850000>;
 117                                 regulator-initial-mode = <2>;
 118                                 regulator-allowed-modes = <2>, <4>;
 119                                 regulator-always-on;
 120
 121                                 regulator-state-standby {
 122                                         regulator-on-in-suspend;
 123                                         regulator-mode = <4>;
 124                                 };
 125
 126                                 regulator-state-mem {
 127                                         regulator-off-in-suspend;
 128                                         regulator-mode = <4>;
 129                                 };
 130                         };
 131
 132                         vdd_ddr: VDD_OTHER {
 133                                 regulator-name = "VDD_OTHER";
 134                                 regulator-min-microvolt = <1800000>;
 135                                 regulator-max-microvolt = <1800000>;
 136                                 regulator-initial-mode = <2>;
 137                                 regulator-allowed-modes = <2>, <4>;
 138                                 regulator-always-on;
 139
 140                                 regulator-state-standby {
 141                                         regulator-on-in-suspend;
 142                                         regulator-suspend-microvolt = <1800000>;
 143                                         regulator-changeable-in-suspend;
 144                                         regulator-mode = <4>;
 145                                 };
 146
 147                                 regulator-state-mem {
 148                                         regulator-on-in-suspend;
 149                                         regulator-suspend-microvolt = <1800000>;
 150                                         regulator-changeable-in-suspend;
 151                                         regulator-mode = <4>;
 152                                 };
 153                         };
 154
 155                         LDO1 {
 156                                 regulator-name = "LDO1";
 157                                 regulator-min-microvolt = <1200000>;
 158                                 regulator-max-microvolt = <3700000>;
 159                                 regulator-always-on;
 160
 161                                 regulator-state-standby {
 162                                         regulator-on-in-suspend;
 163                                 };
 164
 165                                 regulator-state-mem {
 166                                         regulator-off-in-suspend;
 167                                 };
 168                         };
 169
 170                         LDO2 {
 171                                 regulator-name = "LDO2";
 172                                 regulator-min-microvolt = <1200000>;
 173                                 regulator-max-microvolt = <3700000>;
 174                                 regulator-always-on;
 175
 176                                 regulator-state-standby {
 177                                         regulator-on-in-suspend;
 178                                 };
 179
 180                                 regulator-state-mem {
 181                                         regulator-off-in-suspend;
 182                                 };
 183                         };
 184                 };
 185         };
 186 };
 187
 188 &macb0 {
 189         pinctrl-names = "default";
 190         pinctrl-0 = <&pinctrl_macb0_default>;
 191         phy-mode = "rmii";
 192
 193         ethernet-phy@0 {
 194                 reg = <0x0>;
 195                 interrupt-parent = <&pioA>;
 196                 interrupts = <PIN_PB24 IRQ_TYPE_LEVEL_LOW>;
 197                 pinctrl-names = "default";
 198                 pinctrl-0 = <&pinctrl_macb0_phy_irq>;
 199         };
 200 };
 201
 202 &pmc {
 203         atmel,osc-bypass;
 204 };
 205
 206 &qspi1 {
 207         pinctrl-names = "default";
 208         pinctrl-0 = <&pinctrl_qspi1_default>;
 209         status = "disabled";
 210
 211         qspi1_flash: spi_flash@0 {
 212                 #address-cells = <1>;
 213                 #size-cells = <1>;
 214                 compatible = "jedec,spi-nor";
 215                 reg = <0>;
 216                 spi-max-frequency = <80000000>;
 217                 spi-rx-bus-width = <4>;
 218                 spi-tx-bus-width = <4>;
 219                 m25p,fast-read;
 220                 status = "disabled";
 221
 222                 at91bootstrap@0 {
 223                         label = "at91bootstrap";
 224                         reg = <0x0 0x40000>;
 225                 };
 226
 227                 bootloader@40000 {
 228                         label = "bootloader";
 229                         reg = <0x40000 0xc0000>;
 230                 };
 231
 232                 bootloaderenvred@100000 {
 233                         label = "bootloader env redundant";
 234                         reg = <0x100000 0x40000>;
 235                 };
 236
 237                 bootloaderenv@140000 {
 238                         label = "bootloader env";
 239                         reg = <0x140000 0x40000>;
 240                 };
 241
 242                 dtb@180000 {
 243                         label = "device tree";
 244                         reg = <0x180000 0x80000>;
 245                 };
 246
 247                 kernel@200000 {
 248                         label = "kernel";
 249                         reg = <0x200000 0x600000>;
 250                 };
 251         };
 252 };
 253
 254 &pioA {
 255         pinctrl_flx1_default: flx1_usart_default {
 256                 pinmux = <PIN_PA24__FLEXCOM1_IO0>,
 257                          <PIN_PA23__FLEXCOM1_IO1>,
 258                          <PIN_PA25__FLEXCOM1_IO3>,
 259                          <PIN_PA26__FLEXCOM1_IO4>;
 260                 bias-disable;
 261         };
 262
 263         pinctrl_i2c0_default: i2c0_default {
 264                 pinmux = <PIN_PD21__TWD0>,
 265                          <PIN_PD22__TWCK0>;
 266                 bias-disable;
 267         };
 268
 269         pinctrl_i2c1_default: i2c1_default {
 270                 pinmux = <PIN_PD19__TWD1>,
 271                          <PIN_PD20__TWCK1>;
 272                 bias-disable;
 273         };
 274
 275         pinctrl_macb0_default: macb0_default {
 276                 pinmux = <PIN_PB14__GTXCK>,
 277                          <PIN_PB15__GTXEN>,
 278                          <PIN_PB16__GRXDV>,
 279                          <PIN_PB17__GRXER>,
 280                          <PIN_PB18__GRX0>,
 281                          <PIN_PB19__GRX1>,
 282                          <PIN_PB20__GTX0>,
 283                          <PIN_PB21__GTX1>,
 284                          <PIN_PB22__GMDC>,
 285                          <PIN_PB23__GMDIO>;
 286                 bias-disable;
 287         };
 288
 289         pinctrl_macb0_phy_irq: macb0_phy_irq {
 290                 pinmux = <PIN_PB24__GPIO>;
 291                 bias-disable;
 292         };
 293
 294         pinctrl_qspi1_default: qspi1_default {
 295                 pinmux = <PIN_PB5__QSPI1_SCK>,
 296                          <PIN_PB6__QSPI1_CS>,
 297                          <PIN_PB7__QSPI1_IO0>,
 298                          <PIN_PB8__QSPI1_IO1>,
 299                          <PIN_PB9__QSPI1_IO2>,
 300                          <PIN_PB10__QSPI1_IO3>;
 301                 bias-pull-up;
 302         };
 303 };
 304