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+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * at91-sama5d27_wlsom1.dtsi - Device Tree file for SAMA5D27 WLSOM1
+ *
+ * Copyright (C) 2019 Microchip Technology Inc. and its subsidiaries
+ *
+ * Author: Nicolas Ferre <nicolas.ferre@microcihp.com>
+ * Author: Eugen Hristev <eugen.hristev@microcihp.com>
+ */
+#include "sama5d2.dtsi"
+#include "sama5d2-pinfunc.h"
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/mfd/atmel-flexcom.h>
+#include <dt-bindings/pinctrl/at91.h>
+
+/ {
+ model = "Microchip SAMA5D27 WLSOM1";
+ compatible = "microchip,sama5d27-wlsom1", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
+
+ aliases {
+ i2c0 = &i2c0;
+ };
+
+ clocks {
+ slow_xtal {
+ clock-frequency = <32768>;
+ };
+
+ main_xtal {
+ clock-frequency = <24000000>;
+ };
+ };
+
+ wifi_pwrseq: wifi_pwrseq {
+ compatible = "mmc-pwrseq-wilc1000";
+ reset-gpios = <&pioA PIN_PA27 GPIO_ACTIVE_HIGH>;
+ powerdown-gpios = <&pioA PIN_PA29 GPIO_ACTIVE_HIGH>;
+ pinctrl-0 = <&pinctrl_wilc_pwrseq>;
+ pinctrl-names = "default";
+ };
+};
+
+&flx1 {
+ atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
+
+ uart6: serial@200 {
+ pinctrl-0 = <&pinctrl_flx1_default>;
+ pinctrl-names = "default";
+ };
+};
+
+&i2c0 {
+ pinctrl-0 = <&pinctrl_i2c0_default>;
+ pinctrl-1 = <&pinctrl_i2c0_gpio>;
+ pinctrl-names = "default", "gpio";
+ sda-gpios = <&pioA PIN_PD21 GPIO_ACTIVE_HIGH>;
+ scl-gpios = <&pioA PIN_PD22 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ status = "okay";
+};
+
+&i2c1 {
+ dmas = <0>, <0>;
+ pinctrl-names = "default", "gpio";
+ pinctrl-0 = <&pinctrl_i2c1_default>;
+ pinctrl-1 = <&pinctrl_i2c1_gpio>;
+ sda-gpios = <&pioA PIN_PD19 GPIO_ACTIVE_HIGH>;
+ scl-gpios = <&pioA PIN_PD20 (GPIO_ACTIVE_HIGH | GPIO_OPEN_DRAIN)>;
+ status = "okay";
+
+ mcp16502@5b {
+ compatible = "microchip,mcp16502";
+ reg = <0x5b>;
+ status = "okay";
+ lpm-gpios = <&pioBU 0 GPIO_ACTIVE_LOW>;
+
+ regulators {
+ vdd_3v3: VDD_IO {
+ regulator-name = "VDD_IO";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-initial-mode = <2>;
+ regulator-allowed-modes = <2>, <4>;
+ regulator-always-on;
+
+ regulator-state-standby {
+ regulator-on-in-suspend;
+ regulator-mode = <4>;
+ };
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ regulator-mode = <4>;
+ };
+ };
+
+ vddio_ddr: VDD_DDR {
+ regulator-name = "VDD_DDR";
+ regulator-min-microvolt = <1200000>;
+ regulator-max-microvolt = <1200000>;
+ regulator-initial-mode = <2>;
+ regulator-allowed-modes = <2>, <4>;
+ regulator-always-on;
+
+ regulator-state-standby {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1200000>;
+ regulator-changeable-in-suspend;
+ regulator-mode = <4>;
+ };
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1200000>;
+ regulator-changeable-in-suspend;
+ regulator-mode = <4>;
+ };
+ };
+
+ vdd_core: VDD_CORE {
+ regulator-name = "VDD_CORE";
+ regulator-min-microvolt = <1250000>;
+ regulator-max-microvolt = <1250000>;
+ regulator-initial-mode = <2>;
+ regulator-allowed-modes = <2>, <4>;
+ regulator-always-on;
+
+ regulator-state-standby {
+ regulator-on-in-suspend;
+ regulator-mode = <4>;
+ };
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ regulator-mode = <4>;
+ };
+ };
+
+ vdd_ddr: VDD_OTHER {
+ regulator-name = "VDD_OTHER";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ regulator-initial-mode = <2>;
+ regulator-allowed-modes = <2>, <4>;
+ regulator-always-on;
+
+ regulator-state-standby {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ regulator-changeable-in-suspend;
+ regulator-mode = <4>;
+ };
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <1800000>;
+ regulator-changeable-in-suspend;
+ regulator-mode = <4>;
+ };
+ };
+
+ LDO1 {
+ regulator-name = "LDO1";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-always-on;
+
+ regulator-state-standby {
+ regulator-on-in-suspend;
+ };
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ LDO2 {
+ regulator-name = "LDO2";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+
+ regulator-state-standby {
+ regulator-on-in-suspend;
+ };
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+ };
+ };
+};
+
+&macb0 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_macb0_default>;
+ #address-cells = <1>;
+ #size-cells = <0>;
+ phy-mode = "rmii";
+
+ ethernet-phy@0 {
+ reg = <0x0>;
+ interrupt-parent = <&pioA>;
+ interrupts = <PIN_PB24 IRQ_TYPE_LEVEL_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_macb0_phy_irq>;
+ };
+};
+
+&pmc {
+ atmel,osc-bypass;
+};
+
+&qspi1 {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_qspi1_default>;
+ status = "disabled";
+
+ qspi1_flash: flash@0 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ compatible = "jedec,spi-nor";
+ reg = <0>;
+ spi-max-frequency = <80000000>;
+ spi-rx-bus-width = <4>;
+ spi-tx-bus-width = <4>;
+ m25p,fast-read;
+ status = "disabled";
+
+ at91bootstrap@0 {
+ label = "at91bootstrap";
+ reg = <0x0 0x40000>;
+ };
+
+ bootloader@40000 {
+ label = "bootloader";
+ reg = <0x40000 0xc0000>;
+ };
+
+ bootloaderenvred@100000 {
+ label = "bootloader env redundant";
+ reg = <0x100000 0x40000>;
+ };
+
+ bootloaderenv@140000 {
+ label = "bootloader env";
+ reg = <0x140000 0x40000>;
+ };
+
+ dtb@180000 {
+ label = "device tree";
+ reg = <0x180000 0x80000>;
+ };
+
+ kernel@200000 {
+ label = "kernel";
+ reg = <0x200000 0x600000>;
+ };
+ };
+};
+
+&pioA {
+ pinctrl_flx1_default: flx1_usart_default {
+ pinmux = <PIN_PA24__FLEXCOM1_IO0>,
+ <PIN_PA23__FLEXCOM1_IO1>,
+ <PIN_PA25__FLEXCOM1_IO3>,
+ <PIN_PA26__FLEXCOM1_IO4>;
+ bias-disable;
+ };
+
+ pinctrl_i2c0_default: i2c0_default {
+ pinmux = <PIN_PD21__TWD0>,
+ <PIN_PD22__TWCK0>;
+ bias-disable;
+ };
+
+ pinctrl_i2c0_gpio: i2c0_gpio {
+ pinmux = <PIN_PD21__GPIO>,
+ <PIN_PD22__GPIO>;
+ bias-disable;
+ };
+
+ pinctrl_i2c1_default: i2c1_default {
+ pinmux = <PIN_PD19__TWD1>,
+ <PIN_PD20__TWCK1>;
+ bias-disable;
+ };
+
+ pinctrl_i2c1_gpio: i2c1_gpio {
+ pinmux = <PIN_PD19__GPIO>,
+ <PIN_PD20__GPIO>;
+ bias-disable;
+ };
+
+ pinctrl_macb0_default: macb0_default {
+ pinmux = <PIN_PB14__GTXCK>,
+ <PIN_PB15__GTXEN>,
+ <PIN_PB16__GRXDV>,
+ <PIN_PB17__GRXER>,
+ <PIN_PB18__GRX0>,
+ <PIN_PB19__GRX1>,
+ <PIN_PB20__GTX0>,
+ <PIN_PB21__GTX1>,
+ <PIN_PB22__GMDC>,
+ <PIN_PB23__GMDIO>;
+ bias-disable;
+ };
+
+ pinctrl_macb0_phy_irq: macb0_phy_irq {
+ pinmux = <PIN_PB24__GPIO>;
+ bias-disable;
+ };
+
+ pinctrl_qspi1_default: qspi1_default {
+ pinmux = <PIN_PB5__QSPI1_SCK>,
+ <PIN_PB6__QSPI1_CS>,
+ <PIN_PB7__QSPI1_IO0>,
+ <PIN_PB8__QSPI1_IO1>,
+ <PIN_PB9__QSPI1_IO2>,
+ <PIN_PB10__QSPI1_IO3>;
+ bias-pull-up;
+ };
+
+ pinctrl_sdmmc1_default: sdmmc1_default {
+ cmd-data {
+ pinmux = <PIN_PA28__SDMMC1_CMD>,
+ <PIN_PA18__SDMMC1_DAT0>,
+ <PIN_PA19__SDMMC1_DAT1>,
+ <PIN_PA20__SDMMC1_DAT2>,
+ <PIN_PA21__SDMMC1_DAT3>;
+ bias-disable;
+ };
+
+ conf-ck {
+ pinmux = <PIN_PA22__SDMMC1_CK>;
+ bias-disable;
+ };
+ };
+
+ pinctrl_wilc_default: wilc_default {
+ conf-irq {
+ pinmux = <PIN_PB25__GPIO>;
+ bias-disable;
+ };
+ };
+
+ pinctrl_wilc_pwrseq: wilc_pwrseq {
+ conf-ce-nrst {
+ pinmux = <PIN_PA27__GPIO>,
+ <PIN_PA29__GPIO>;
+ bias-disable;
+ };
+
+ conf-rtcclk {
+ pinmux = <PIN_PB13__PCK1>;
+ bias-disable;
+ };
+ };
+};
+
+&sdmmc1 {
+ #address-cells = <1>;
+ #size-cells = <0>;
+ bus-width = <4>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_sdmmc1_default>;
+ mmc-pwrseq = <&wifi_pwrseq>;
+ no-1-8-v;
+ non-removable;
+ bus-width = <4>;
+ status = "okay";
+
+ wilc: wifi@0 {
+ reg = <0>;
+ compatible = "microchip,wilc1000";
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_wilc_default>;
+ clocks = <&pmc PMC_TYPE_SYSTEM 9>;
+ clock-names = "rtc";
+ interrupts = <PIN_PB25 IRQ_TYPE_NONE>;
+ interrupt-parent = <&pioA>;
+ assigned-clocks = <&pmc PMC_TYPE_SYSTEM 9>;
+ assigned-clock-rates = <32768>;
+ };
+};
+