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// SPDX-License-Identifier: GPL-2.0-only
/*
* Copyright (C) 2015 Microchip Technology Inc. All rights reserved.
*/
/dts-v1/;
#include <dt-bindings/gpio/gpio.h>
#include <dt-bindings/interrupt-controller/irq.h>
#include "pic32mzda.dtsi"
/ {
compatible = "microchip,pic32mzda-sk", "microchip,pic32mzda";
model = "Microchip PIC32MZDA Starter Kit";
memory {
device_type = "memory";
reg = <0x08000000 0x08000000>;
};
chosen {
bootargs = "earlyprintk=ttyPIC1,115200n8r console=ttyPIC1,115200n8";
};
leds0 {
compatible = "gpio-leds";
pinctrl-names = "default";
pinctrl-0 = <&user_leds_s0>;
led@1 {
label = "pic32mzda_sk:red:led1";
gpios = <&gpio7 0 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "heartbeat";
};
led@2 {
label = "pic32mzda_sk:yellow:led2";
gpios = <&gpio7 1 GPIO_ACTIVE_HIGH>;
linux,default-trigger = "mmc0";
};
led@3 {
label = "pic32mzda_sk:green:led3";
gpios = <&gpio7 2 GPIO_ACTIVE_HIGH>;
default-state = "on";
};
};
keys0 {
compatible = "gpio-keys";
pinctrl-0 = <&user_buttons_s0>;
pinctrl-names = "default";
#address-cells = <1>;
#size-cells = <0>;
button@sw1 {
label = "ESC";
linux,code = <1>;
gpios = <&gpio1 12 0>;
};
button@sw2 {
label = "Home";
linux,code = <102>;
gpios = <&gpio1 13 0>;
};
button@sw3 {
label = "Menu";
linux,code = <139>;
gpios = <&gpio1 14 0>;
};
};
};
&uart2 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart2>;
status = "okay";
};
&uart4 {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_uart4>;
status = "okay";
};
&sdhci {
pinctrl-names = "default";
pinctrl-0 = <&pinctrl_sdhc1>;
status = "okay";
assigned-clocks = <&rootclk REF2CLK>, <&rootclk REF4CLK>,
<&rootclk REF5CLK>;
assigned-clock-rates = <50000000>, <25000000>, <40000000>;
};
&pic32_pinctrl {
pinctrl_sdhc1: sdhc1_pins0 {
pins = "A6", "D4", "G13", "G12", "G14", "A7", "A0";
microchip,digital;
};
user_leds_s0: user_leds_s0 {
pins = "H0", "H1", "H2";
output-low;
microchip,digital;
};
user_buttons_s0: user_buttons_s0 {
pins = "B12", "B13", "B14";
microchip,digital;
input-enable;
bias-pull-up;
};
pinctrl_uart2: pinctrl_uart2 {
uart2-tx {
pins = "G9";
function = "U2TX";
microchip,digital;
output-high;
};
uart2-rx {
pins = "B0";
function = "U2RX";
microchip,digital;
input-enable;
};
};
pinctrl_uart4: uart4-0 {
uart4-tx {
pins = "C3";
function = "U4TX";
microchip,digital;
output-high;
};
uart4-rx {
pins = "E8";
function = "U4RX";
microchip,digital;
input-enable;
};
};
};
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