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// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
/*
* at91-sam9x60_curiosity.dts - Device Tree file for SAM9X60 CURIOSITY board
*
* Copyright (C) 2022 Microchip Technology Inc. and its subsidiaries
*
* Author: Durai Manickam KR <durai.manickamkr@microchip.com>
*/
/dts-v1/;
#include <dt-bindings/mfd/atmel-flexcom.h>
#include "sam9x60.dtsi"
/ {
model = "Microchip SAM9X60 Curiosity";
compatible = "microchip,sam9x60-curiosity", "microchip,sam9x60", "atmel,at91sam9";
chosen {
stdout-path = &dbgu;
i2c0 = &flx0;
};
memory {
reg = <0x20000000 0x8000000>;
};
clocks {
slow_xtal: slow_xtal {
clock-frequency = <32768>;
};
main_xtal: main_xtal {
clock-frequency = <24000000>;
};
};
onewire_tm: onewire {
gpios = <&pioD 14 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_onewire_tm_default>;
status = "okay";
w1_eeprom: w1_eeprom@0 {
compatible = "maxim,ds24b33";
status = "okay";
};
};
};
&ebi {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_ebi_addr_nand &pinctrl_ebi_data_0_7>;
status = "okay";
nand_controller: nand-controller {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_nand_oe_we &pinctrl_nand_cs &pinctrl_nand_rb>;
status = "okay";
nand@3 {
reg = <0x3 0x0 0x800000>;
rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
nand-bus-width = <8>;
nand-ecc-mode = "hw";
nand-ecc-strength = <8>;
nand-ecc-step-size = <512>;
nand-on-flash-bbt;
label = "atmel_nand";
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
at91bootstrap@0 {
label = "at91bootstrap";
reg = <0x0 0x40000>;
};
uboot@40000 {
label = "u-boot";
reg = <0x40000 0xc0000>;
};
ubootenvred@100000 {
label = "U-Boot Env Redundant";
reg = <0x100000 0x40000>;
};
ubootenv@140000 {
label = "U-Boot Env";
reg = <0x140000 0x40000>;
};
dtb@180000 {
label = "device tree";
reg = <0x180000 0x80000>;
};
kernel@200000 {
label = "kernel";
reg = <0x200000 0x600000>;
};
rootfs@800000 {
label = "rootfs";
reg = <0x800000 0x1f800000>;
};
};
};
};
};
&flx0 {
atmel,flexcom-mode = <ATMEL_FLEXCOM_MODE_TWI>;
status = "okay";
i2c@600 {
compatible = "microchip,sam9x60-i2c";
reg = <0x600 0x200>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_flx0>;
#address-cells = <1>;
#size-cells = <0>;
clocks = <&pmc PMC_TYPE_PERIPHERAL 5>;
status = "okay";
eeprom@53 {
compatible = "atmel,24c02";
reg = <0x53>;
pagesize = <16>;
};
};
};
&macb0 {
phy-mode = "rmii";
status = "okay";
};
&pinctrl {
ebi {
pinctrl_ebi_data_0_7: ebi-data-lsb-0 {
atmel,pins =
<AT91_PIOD 6 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
AT91_PIOD 7 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
AT91_PIOD 8 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
AT91_PIOD 9 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
AT91_PIOD 10 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
AT91_PIOD 11 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
AT91_PIOD 12 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
AT91_PIOD 13 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
};
pinctrl_ebi_addr_nand: ebi-addr-0 {
atmel,pins =
<AT91_PIOD 2 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
AT91_PIOD 3 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
};
};
flexcom {
pinctrl_flx0: flx0_default {
atmel,pins =
<AT91_PIOA 0 AT91_PERIPH_A AT91_PINCTRL_NONE
AT91_PIOA 1 AT91_PERIPH_A AT91_PINCTRL_NONE>;
};
};
nand {
pinctrl_nand_oe_we: nand-oe-we-0 {
atmel,pins =
<AT91_PIOD 0 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
AT91_PIOD 1 AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
};
pinctrl_nand_rb: nand-rb-0 {
atmel,pins =
<AT91_PIOD 5 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
};
pinctrl_nand_cs: nand-cs-0 {
atmel,pins =
<AT91_PIOD 4 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
};
};
pinctrl_onewire_tm_default: onewire_tm_default {
atmel,pins =
<AT91_PIOD 14 AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
};
usb1 {
pinctrl_usb_default: usb_default {
atmel,pins = <AT91_PIOD 15 AT91_PERIPH_GPIO AT91_PINCTRL_NONE
AT91_PIOD 18 AT91_PERIPH_GPIO AT91_PINCTRL_NONE>;
};
};
};
&usb1 {
num-ports = <3>;
atmel,vbus-gpio = <0
&pioD 15 GPIO_ACTIVE_HIGH
&pioD 18 GPIO_ACTIVE_HIGH>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_usb_default>;
status = "okay";
};
&usb2 {
status = "okay";
};
|
