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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* at91-sama5d2_icp.dts - Device Tree file for SAMA5D2-ICP board
*
* Copyright (C) 2019 Microchip Technology Inc. and its subsidiaries
*
* Author: Radu Pirea & Razvan Stefanescu,
* Codrin Ciubotariu <codrin.ciubotariu@microchip.com>,
* Cristian Birsan <cristian.birsan@microchip.com>
*/
/dts-v1/;
#include "sama5d2.dtsi"
#include "sama5d2-pinfunc.h"
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/mfd/atmel-flexcom.h>
/ {
model = "Microchip SAMA5D2-ICP";
compatible = "microchip,sama5d2-icp", "atmel,sama5d27", "atmel,sama5d2", "atmel,sama5";
aliases {
serial0 = &uart0; /* debug uart0 + mikro BUS 1 */
serial1 = &uart1; /* mikro BUS 3 */
serial3 = &uart3; /* mikro BUS 2 */
serial5 = &uart7; /* flx2 */
i2c0 = &i2c0;
i2c1 = &i2c1;
};
chosen {
stdout-path = "serial0:115200n8";
};
clocks {
slow_xtal {
clock-frequency = <32768>;
};
main_xtal {
clock-frequency = <12000000>;
};
};
gpio_keys {
compatible = "gpio-keys";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_key_gpio_default>;
status = "okay";
sw4 {
label = "USER_PB1";
gpios = <&pioA PIN_PD0 GPIO_ACTIVE_LOW>;
linux,code = <0x104>;
wakeup-source;
};
};
leds {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_led_gpio_default>;
status = "okay"; /* conflict with pwm0 */
red {
label = "red";
gpios = <&pioA PIN_PB0 GPIO_ACTIVE_HIGH>;
};
green {
label = "green";
gpios = <&pioA PIN_PB1 GPIO_ACTIVE_HIGH>;
};
blue {
label = "blue";
gpios = <&pioA PIN_PA31 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
};
};
&adc {
vddana-supply = <&vdd_io_reg>;
vref-supply = <&vdd_io_reg>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_adc_default &pinctrl_adtrg_default>;
status = "okay";
};
&can0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_can0_default>;
status = "okay";
};
&can1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_can1_default>;
status = "okay";
};
&flx0 { /* mikrobus2 spi */
atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
status = "okay";
spi2: spi@400 {
dmas = <0>, <0>;
cs-gpios = <&pioA PIN_PC0 GPIO_ACTIVE_LOW>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mikrobus2_spi &pinctrl_ksz_spi_cs>;
status = "okay";
#address-cells = <1>;
#size-cells = <0>;
switch0: ksz8563@0 {
compatible = "microchip,ksz8563";
reg = <0>;
reset-gpios = <&pioA PIN_PD4 GPIO_ACTIVE_LOW>;
spi-max-frequency = <500000>;
spi-cpha;
spi-cpol;
ports {
#address-cells = <1>;
#size-cells = <0>;
port@0 {
reg = <0>;
label = "lan1";
};
port@1 {
reg = <1>;
label = "lan2";
};
port@2 {
reg = <2>;
label = "cpu";
ethernet = <&macb0>;
phy-mode = "mii";
fixed-link {
speed = <100>;
full-duplex;
};
};
};
};
};
};
&flx2 {
atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_USART>;
status = "okay";
uart7: serial@200 {
pinctrl-0 = <&pinctrl_flx2_default>;
pinctrl-names = "default";
atmel,use-dma-rx;
atmel,use-dma-tx;
status = "okay"; /* Conflict w/ qspi1. */
};
};
&flx3 { /* mikrobus1 spi */
atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_SPI>;
status = "okay";
spi5: spi@400 {
dmas = <0>, <0>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mikrobus1_spi &pinctrl_mikrobus1_spi_cs>;
status = "okay";
};
};
&flx4 {
atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
status = "okay";
i2c6: i2c@600 {
dmas = <0>, <0>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flx4_default>;
status = "okay";
mcp16502@5b {
compatible = "microchip,mcp16502";
reg = <0x5b>;
status = "okay";
lpm-gpios = <&pioBU 7 GPIO_ACTIVE_LOW>;
regulators {
vdd_io_reg: VDD_IO {
regulator-name = "VDD_IO";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3700000>;
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 {
regulator-name = "VDD_DDR";
regulator-min-microvolt = <600000>;
regulator-max-microvolt = <1850000>;
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-on-in-suspend;
regulator-mode = <4>;
};
};
VDD_CORE {
regulator-name = "VDD_CORE";
regulator-min-microvolt = <600000>;
regulator-max-microvolt = <1850000>;
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_OTHER {
regulator-name = "VDD_OTHER";
regulator-min-microvolt = <600000>;
regulator-max-microvolt = <1850000>;
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>;
};
};
LDO1 {
regulator-name = "LDO1";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3700000>;
regulator-always-on;
regulator-state-standby {
regulator-on-in-suspend;
};
regulator-state-mem {
regulator-off-in-suspend;
};
};
LDO2 {
regulator-name = "LDO2";
regulator-min-microvolt = <1200000>;
regulator-max-microvolt = <3700000>;
regulator-always-on;
regulator-state-standby {
regulator-on-in-suspend;
};
regulator-state-mem {
regulator-off-in-suspend;
};
};
};
};
};
};
&i2c0 { /* mikrobus i2c */
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mikrobus_i2c>;
status = "okay";
};
&i2c1 {
dmas = <0>, <0>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_i2c1_default>;
status = "okay";
eeprom@50 {
compatible = "atmel,24c32";
reg = <0x50>;
pagesize = <16>;
status = "okay";
};
eeprom@52 {
compatible = "atmel,24c32";
reg = <0x52>;
pagesize = <16>;
status = "disabled";
};
eeprom@53 {
compatible = "atmel,24c32";
reg = <0x53>;
pagesize = <16>;
status = "disabled";
};
};
&macb0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_macb0_default &pinctrl_macb0_phy_irq &pinctrl_macb0_rst>;
phy-mode = "mii";
status = "okay";
fixed-link {
speed = <100>;
full-duplex;
};
};
&pioA {
pinctrl_adc_default: adc_default {
pinmux = <PIN_PD24__GPIO>,
<PIN_PD25__GPIO>,
<PIN_PD26__GPIO>;
bias-disable;
};
/*
* The ADTRG pin can work on any edge type.
* In here it's being pulled up, so need to
* connect it to ground to get an edge e.g.
* Trigger can be configured on falling, rise
* or any edge, and the pull-up can be changed
* to pull-down or left floating according to
* needs.
*/
pinctrl_adtrg_default: adtrg_default {
pinmux = <PIN_PD31__ADTRG>;
bias-pull-up;
};
pinctrl_flx4_default: flx4_default {
pinmux = <PIN_PC28__FLEXCOM4_IO0>,
<PIN_PC29__FLEXCOM4_IO1>;
bias-disable;
};
pinctrl_can0_default: can0_default {
pinmux = <PIN_PC10__CANTX0>,
<PIN_PC11__CANRX0>;
bias-disable;
};
pinctrl_can1_default: can1_default {
pinmux = <PIN_PC26__CANTX1>,
<PIN_PC27__CANRX1>;
bias-disable;
};
pinctrl_i2c1_default: i2c1_default {
pinmux = <PIN_PD19__TWD1>,
<PIN_PD20__TWCK1>;
bias-disable;
};
pinctrl_key_gpio_default: key_gpio_default {
pinmux = <PIN_PD0__GPIO>;
bias-pull-up;
};
pinctrl_led_gpio_default: led_gpio_default {
pinmux = <PIN_PB0__GPIO>,
<PIN_PB1__GPIO>,
<PIN_PA31__GPIO>;
bias-pull-up;
};
pinctrl_qspi1_default: qspi1_default {
pinmux = <PIN_PA6__QSPI1_SCK>,
<PIN_PA7__QSPI1_IO0>,
<PIN_PA8__QSPI1_IO1>,
<PIN_PA9__QSPI1_IO2>,
<PIN_PA10__QSPI1_IO3>,
<PIN_PA11__QSPI1_CS>;
bias-disable;
};
pinctrl_sdmmc0_default: sdmmc0_default {
cmd_data {
pinmux = <PIN_PA1__SDMMC0_CMD>,
<PIN_PA2__SDMMC0_DAT0>,
<PIN_PA3__SDMMC0_DAT1>,
<PIN_PA4__SDMMC0_DAT2>,
<PIN_PA5__SDMMC0_DAT3>;
bias-disable;
};
ck_cd {
pinmux = <PIN_PA0__SDMMC0_CK>,
<PIN_PA13__SDMMC0_CD>;
bias-disable;
};
};
pinctrl_sdmmc1_default: sdmmc1_default {
cmd_data {
pinmux = <PIN_PA18__SDMMC1_DAT0>,
<PIN_PA19__SDMMC1_DAT1>,
<PIN_PA20__SDMMC1_DAT2>,
<PIN_PA21__SDMMC1_DAT3>;
bias-disable;
};
ck_cd {
pinmux = <PIN_PA22__SDMMC1_CK>,
<PIN_PA28__SDMMC1_CMD>;
bias-disable;
};
};
pinctrl_mikrobus_i2c: mikrobus_i2c {
pinmux = <PIN_PD22__TWCK0>,
<PIN_PD21__TWD0>;
bias-disable;
};
pinctrl_mikrobus1_an: mikrobus1_an {
pinmux = <PIN_PD26__GPIO>;
bias-disable;
};
pinctrl_mikrobus1_rst: mikrobus1_rst {
pinmux = <PIN_PC5__GPIO>;
bias-disable;
};
pinctrl_mikrobus1_spi_cs: mikrobus1_spi_cs {
pinmux = <PIN_PC21__FLEXCOM3_IO3>;
bias-disable;
};
pinctrl_mikrobus1_spi: mikrobus1_spi {
pinmux = <PIN_PC20__FLEXCOM3_IO0>,
<PIN_PC19__FLEXCOM3_IO1>,
<PIN_PC18__FLEXCOM3_IO2>;
bias-disable;
};
pinctrl_mikrobus1_pwm: mikrobus1_pwm {
pinmux = <PIN_PC4__TIOB1>;
bias-disable;
};
pinctrl_mikrobus1_int: mikrobus1_int {
pinmux = <PIN_PC3__GPIO>;
bias-disable;
};
pinctrl_mikrobus1_uart: mikrobus1_uart {
pinmux = <PIN_PB26__URXD0>,
<PIN_PB27__UTXD0>;
bias-disable;
};
pinctrl_mikrobus2_an: mikrobus2_an {
pinmux = <PIN_PD25__GPIO>;
bias-disable;
};
pinctrl_mikrobus2_rst: mikrobus2_rst {
pinmux = <PIN_PB24__GPIO>;
bias-disable;
};
pinctrl_mikrobus2_spi_cs: mikrobus2_spi_cs {
pinmux = <PIN_PB31__FLEXCOM0_IO3>;
bias-disable;
};
pinctrl_mikrobus2_spi: mikrobus2_spi {
pinmux = <PIN_PB28__FLEXCOM0_IO0>,
<PIN_PB29__FLEXCOM0_IO1>,
<PIN_PB30__FLEXCOM0_IO2>;
bias-disable;
};
pinctrl_ksz_spi_cs: ksz_spi_cs {
pinmux = <PIN_PC0__GPIO>;
bias-disable;
};
pinctrl_mikrobus2_pwm: mikrobus2_pwm {
pinmux = <PIN_PB23__TIOB2>;
bias-disable;
};
pinctrl_mikrobus2_int: mikrobus2_int {
pinmux = <PIN_PB22__GPIO>;
bias-disable;
};
pinctrl_mikrobus2_uart: mikrobus2_uart {
pinmux = <PIN_PC12__URXD3>,
<PIN_PC13__UTXD3>;
bias-disable;
};
pinctrl_mikrobus3_an: mikrobus3_an {
pinmux = <PIN_PD24__GPIO>;
bias-disable;
};
pinctrl_mikrobus3_rst: mikrobus3_rst {
pinmux = <PIN_PB21__GPIO>;
bias-disable;
};
pinctrl_mikrobus3_spi_cs: mikrobus3_spi_cs {
pinmux = <PIN_PA17__SPI0_NPCS0>;
bias-disable;
};
pinctrl_mikrobus3_spi: mikrobus3_spi {
pinmux = <PIN_PA14__SPI0_SPCK>,
<PIN_PA16__SPI0_MISO>,
<PIN_PA15__SPI0_MOSI>;
bias-disable;
};
pinctrl_mikrobus3_pwm: mikrobus3_pwm {
pinmux = <PIN_PB20__TIOB3>;
bias-disable;
};
pinctrl_mikrobus3_int: mikrobus3_int {
pinmux = <PIN_PB18__GPIO>;
bias-disable;
};
pinctrl_mikrobus3_uart: mikrobus3_uart {
pinmux = <PIN_PC7__URXD1>,
<PIN_PC8__UTXD1>;
bias-disable;
};
pinctrl_usb_default: usb_default {
pinmux = <PIN_PC17__GPIO>;
bias-disable;
};
pinctrl_usba_vbus: usba_vbus {
pinmux = <PIN_PD23__GPIO>;
bias-disable;
};
pinctrl_pwm0_pwm2_default: pwm0_pwm2_default {
pinmux = <PIN_PB5__PWMH2>,
<PIN_PB6__PWML2>;
bias-pull-up;
};
pinctrl_macb0_default: macb0_default {
pinmux = <PIN_PD1__GRXCK>,
<PIN_PD2__GTXER>,
<PIN_PD5__GRX2>,
<PIN_PD6__GRX3>,
<PIN_PD7__GTX2>,
<PIN_PD8__GTX3>,
<PIN_PD9__GTXCK>,
<PIN_PD10__GTXEN>,
<PIN_PD11__GRXDV>,
<PIN_PD12__GRXER>,
<PIN_PD13__GRX0>,
<PIN_PD14__GRX1>,
<PIN_PD15__GTX0>,
<PIN_PD16__GTX1>,
<PIN_PD17__GMDC>,
<PIN_PD18__GMDIO>;
bias-disable;
};
pinctrl_macb0_phy_irq: macb0_phy_irq {
pinmux = <PIN_PD3__GPIO>;
bias-disable;
};
pinctrl_macb0_rst: macb0_sw_rst {
pinmux = <PIN_PD4__GPIO>;
bias-disable;
};
pinctrl_flx2_default: flx2_default {
pinmux = <PIN_PA6__FLEXCOM2_IO0>,
<PIN_PA7__FLEXCOM2_IO1>,
<PIN_PA9__FLEXCOM2_IO3>,
<PIN_PA10__FLEXCOM2_IO4>;
bias-disable;
};
};
&pwm0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm0_pwm2_default>;
status = "disabled"; /* conflict with leds, HSIC */
};
&qspi1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_qspi1_default>;
status = "disabled"; /* Conflict with wilc_pwrseq, flx2 */
flash@0 {
#address-cells = <1>;
#size-cells = <1>;
compatible = "jedec,spi-nor";
reg = <0>;
spi-max-frequency = <80000000>;
spi-tx-bus-width = <4>;
spi-rx-bus-width = <4>;
m25p,fast-read;
at91bootstrap@0 {
label = "qspi: at91bootstrap";
reg = <0x00000000 0x00040000>;
};
bootloader@40000 {
label = "qspi: bootloader";
reg = <0x00040000 0x000c0000>;
};
bootloaderenvred@100000 {
label = "qspi: bootloader env redundant";
reg = <0x00100000 0x00040000>;
};
bootloaderenv@140000 {
label = "qspi: bootloader env";
reg = <0x00140000 0x00040000>;
};
dtb@180000 {
label = "qspi: device tree";
reg = <0x00180000 0x00080000>;
};
kernel@200000 {
label = "qspi: kernel";
reg = <0x00200000 0x00600000>;
};
};
};
&sdmmc0 {
no-1-8-v;
bus-width = <4>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sdmmc0_default>;
status = "okay";
};
&shutdown_controller {
atmel,shdwc-debouncer = <976>;
atmel,wakeup-rtc-timer;
input@0 {
reg = <0>;
atmel,wakeup-type = "low";
};
};
&spi0 { /* mikrobus3 spi */
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mikrobus3_spi &pinctrl_mikrobus3_spi_cs>;
status = "okay";
};
&tcb0 {
timer0: timer@0 {
compatible = "atmel,tcb-timer";
reg = <0>;
};
timer1: timer@1 {
compatible = "atmel,tcb-timer";
reg = <1>;
};
};
&uart0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mikrobus1_uart>;
atmel,use-dma-rx;
atmel,use-dma-tx;
status = "okay";
};
&uart1 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mikrobus3_uart>;
atmel,use-dma-rx;
atmel,use-dma-tx;
status = "okay";
};
&uart3 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_mikrobus2_uart>;
atmel,use-dma-rx;
atmel,use-dma-tx;
status = "okay";
};
&usb0 {
atmel,vbus-gpio = <&pioA PIN_PD23 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usba_vbus>;
status = "okay";
};
&usb1 {
num-ports = <3>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb_default>;
status = "okay";
};
&usb2 {
phy_type = "hsic";
status = "okay";
};
&watchdog {
status = "okay";
};