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- /*
- * Copyright (C) 2015 Microchip Technology Inc. All rights reserved.
- *
- * This program is free software; you can redistribute it and/or modify
- * it under the terms of the GNU General Public License version 2 as
- * published by the Free Software Foundation.
- *
- */
- /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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