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}; 314 315