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// SPDX-License-Identifier: GPL-2.0
/*
* at91-kizboxmini.dts - Device Tree file for Overkiz Kizbox mini board
*
* Copyright (C) 2014-2018 Overkiz SAS
* Author: Antoine Aubert <a.aubert@overkiz.com>
* Gaël Portay <g.portay@overkiz.com>
* Kévin Raymond <k.raymond@overkiz.com>
* Dorian Rocipon <d.rocipon@overkiz.com>
*/
#include "at91sam9g25.dtsi"
/ {
chosen {
bootargs = "ubi.mtd=ubi";
stdout-path = &dbgu;
};
memory {
reg = <0x20000000 0x8000000>;
};
clocks {
main_xtal {
clock-frequency = <12000000>;
};
slow_xtal {
clock-frequency = <32768>;
};
adc_op_clk {
status = "disabled";
};
};
gpio_keys {
compatible = "gpio-keys";
#address-cells = <1>;
#size-cells = <0>;
prog {
label = "PB_PROG";
gpios = <&pioC 17 GPIO_ACTIVE_LOW>;
linux,code = <0x102>;
wakeup-source;
};
reset {
label = "PB_RST";
gpios = <&pioC 16 GPIO_ACTIVE_LOW>;
linux,code = <0x100>;
wakeup-source;
};
};
leds: pwm_leds {
compatible = "pwm-leds";
led_blue: pwm_blue {
label = "pwm:blue:user";
pwms = <&pwm0 2 10000000 0>;
max-brightness = <255>;
linux,default-trigger = "none";
status = "disabled";
};
led_green: pwm_green {
label = "pwm:green:user";
pwms = <&pwm0 0 10000000 0>;
max-brightness = <255>;
linux,default-trigger = "default-on";
};
led_red: pwm_red {
label = "pwm:red:user";
pwms = <&pwm0 1 10000000 0>;
max-brightness = <255>;
linux,default-trigger = "default-on";
};
};
};
&usart0 {
atmel,use-dma-rx;
atmel,use-dma-tx;
status = "okay";
};
&macb0 {
phy-mode = "rmii";
status = "okay";
};
&pwm0 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_pwm0_pwm0_1
&pinctrl_pwm0_pwm1_1
&pinctrl_pwm0_pwm2_1>;
status = "okay";
};
&dbgu {
status = "okay";
};
&watchdog {
status = "okay";
};
&adc0 {
status = "disabled";
};
&rtc {
status = "disabled";
};
&ebi {
pinctrl-0 = <&pinctrl_ebi_addr_nand
&pinctrl_ebi_data_0_7>;
pinctrl-names = "default";
status = "okay";
};
&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 = <4>;
nand-ecc-step-size = <512>;
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>;
};
};
};
};
&usb0 {
num-ports = <1>;
status = "okay";
};
&usb1 {
status = "okay";
};
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