linuxdebug/arch/arm/boot/dts/at91-kizbox.dts

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// SPDX-License-Identifier: GPL-2.0-or-later
/*
* at91-kizbox.dts - Device Tree file for Overkiz Kizbox board
*
* Copyright (C) 2012-2014 Boris BREZILLON <b.brezillon@overkiz.com>
* 2014-2015 Gaël PORTAY <g.portay@overkiz.com>
*/
/dts-v1/;
#include "at91sam9g20.dtsi"
#include <dt-bindings/pwm/pwm.h>
/ {
model = "Overkiz Kizbox";
compatible = "overkiz,kizbox", "atmel,at91sam9g20", "atmel,at91sam9";
chosen {
bootargs = "ubi.mtd=ubi";
stdout-path = &dbgu;
};
memory@20000000 {
reg = <0x20000000 0x2000000>;
};
clocks {
main_xtal {
clock-frequency = <18432000>;
};
};
gpio-keys {
compatible = "gpio-keys";
button-reset {
label = "PB_RST";
gpios = <&pioB 30 GPIO_ACTIVE_HIGH>;
linux,code = <0x100>;
wakeup-source;
};
button-user {
label = "PB_USER";
gpios = <&pioB 31 GPIO_ACTIVE_HIGH>;
linux,code = <0x101>;
wakeup-source;
};
};
led-controller {
compatible = "pwm-leds";
led-1 {
label = "pwm:green:network";
pwms = <&tcb1_pwm1 0 10000000 PWM_POLARITY_INVERTED>;
max-brightness = <255>;
linux,default-trigger = "default-on";
};
led-2 {
label = "pwm:red:network";
pwms = <&tcb1_pwm2 0 10000000 PWM_POLARITY_INVERTED>;
max-brightness = <255>;
linux,default-trigger = "default-on";
};
led-3 {
label = "pwm:green:user";
pwms = <&tcb1_pwm0 0 10000000 PWM_POLARITY_INVERTED>;
max-brightness = <255>;
linux,default-trigger = "default-on";
};
led-4 {
label = "pwm:red:user";
pwms = <&tcb1_pwm0 1 10000000 PWM_POLARITY_INVERTED>;
max-brightness = <255>;
linux,default-trigger = "default-on";
};
};
};
&tcb0 {
timer@0 {
compatible = "atmel,tcb-timer";
reg = <0>, <1>;
};
timer@2 {
compatible = "atmel,tcb-timer";
reg = <2>;
};
};
&tcb1 {
tcb1_pwm0: pwm@0 {
compatible = "atmel,tcb-pwm";
reg = <0>;
#pwm-cells = <3>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_tcb1_tioa0 &pinctrl_tcb1_tiob0>;
};
tcb1_pwm1: pwm@1 {
compatible = "atmel,tcb-pwm";
reg = <1>;
#pwm-cells = <3>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_tcb1_tioa1>;
};
tcb1_pwm2: pwm@2 {
compatible = "atmel,tcb-pwm";
reg = <2>;
#pwm-cells = <3>;
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_tcb1_tioa2>;
};
};
&ebi {
status = "okay";
};
&nand_controller {
status = "okay";
pinctrl-0 = <&pinctrl_nand_cs &pinctrl_nand_rb>;
pinctrl-names = "default";
nand@3 {
reg = <0x3 0x0 0x800000>;
rb-gpios = <&pioC 13 GPIO_ACTIVE_HIGH>;
cs-gpios = <&pioC 14 GPIO_ACTIVE_HIGH>;
nand-bus-width = <8>;
nand-ecc-mode = "soft";
nand-on-flash-bbt;
label = "atmel_nand";
partitions {
compatible = "fixed-partitions";
#address-cells = <1>;
#size-cells = <1>;
bootstrap@0 {
label = "bootstrap";
reg = <0x0 0x20000>;
};
ubi@20000 {
label = "ubi";
reg = <0x20000 0x7fe0000>;
};
};
};
};
&macb0 {
phy-mode = "mii";
pinctrl-0 = <&pinctrl_macb_rmii
&pinctrl_macb_rmii_mii_alt>;
status = "okay";
};
&usart3 {
status = "okay";
};
&dbgu {
status = "okay";
};
&watchdog {
timeout-sec = <15>;
atmel,max-heartbeat-sec = <16>;
atmel,min-heartbeat-sec = <0>;
status = "okay";
};
&usb0 {
num-ports = <1>;
status = "okay";
};
&i2c_gpio0 {
status = "okay";
rtc: pcf8563@51 {
compatible = "nxp,pcf8563";
reg = <0x51>;
};
};