// 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"; button-1 { label = "ESC"; linux,code = <1>; gpios = <&gpio1 12 0>; }; button-2 { label = "Home"; linux,code = <102>; gpios = <&gpio1 13 0>; }; button-3 { 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; }; }; };