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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* at91sam9x5cm.dtsi - Device Tree Include file for AT91SAM9x5 CPU Module
*
* Copyright (C) 2012 Atmel,
* 2012 Nicolas Ferre <nicolas.ferre@atmel.com>
*/
/ {
memory@20000000 {
reg = <0x20000000 0x8000000>;
};
clocks {
slow_xtal {
clock-frequency = <32768>;
};
main_xtal {
clock-frequency = <12000000>;
};
};
ahb {
apb {
tcb0: timer@f8008000 {
timer@0 {
compatible = "atmel,tcb-timer";
reg = <0>;
};
timer@1 {
compatible = "atmel,tcb-timer";
reg = <1>;
};
};
pinctrl@fffff400 {
1wire_cm {
pinctrl_1wire_cm: 1wire_cm-0 {
atmel,pins = <AT91_PIOB 18 AT91_PERIPH_GPIO AT91_PINCTRL_MULTI_DRIVE>; /* PB18 multidrive, conflicts with led */
};
};
};
rtc@fffffeb0 {
status = "okay";
};
};
ebi: ebi@10000000 {
pinctrl-0 = <&pinctrl_ebi_addr_nand
&pinctrl_ebi_data_0_7>;
pinctrl-names = "default";
status = "okay";
nand_controller: nand-controller {
status = "okay";
pinctrl-0 = <&pinctrl_nand_oe_we
&pinctrl_nand_cs
&pinctrl_nand_rb>;
pinctrl-names = "default";
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 = <2>;
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 0x0f800000>;
};
};
};
};
};
};
leds {
compatible = "gpio-leds";
pb18 {
label = "pb18";
gpios = <&pioB 18 GPIO_ACTIVE_LOW>;
linux,default-trigger = "heartbeat";
};
pd21 {
label = "pd21";
gpios = <&pioD 21 GPIO_ACTIVE_HIGH>;
};
};
1wire_cm {
compatible = "w1-gpio";
gpios = <&pioB 18 GPIO_ACTIVE_HIGH>;
linux,open-drain;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_1wire_cm>;
status = "okay";
};
};
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