// 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 = <104000000>;
spi-cs-setup-ns = <7>;
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>;
};
};