1/* 2 * Copyright (c) 2020 Actinius 3 * 4 * SPDX-License-Identifier: Apache-2.0 5 */ 6 7/ { 8 arduino_header: arduino_connector { 9 compatible = "arduino-header-r3"; 10 #gpio-cells = <2>; 11 gpio-map-mask = <0xffffffff 0xffffffc0>; 12 gpio-map-pass-thru = <0 0x3f>; 13 gpio-map = <0 0 &gpio0 15 0>, /* A0 */ 14 <1 0 &gpio0 16 0>, /* A1 */ 15 <2 0 &gpio0 17 0>, /* A2 */ 16 <3 0 &gpio0 18 0>, /* A3 */ 17 <4 0 &gpio0 19 0>, /* A4 */ 18 <5 0 &gpio0 20 0>, /* A5 */ 19 <6 0 &gpio0 4 0>, /* D0 */ 20 <7 0 &gpio0 5 0>, /* D1 */ 21 <8 0 &gpio0 2 0>, /* D2 */ 22 <9 0 &gpio0 1 0>, /* D3 */ 23 <10 0 &gpio0 23 0>, /* D4 */ 24 <11 0 &gpio0 0 0>, /* D5 */ 25 <12 0 &gpio0 26 0>, /* D6 */ 26 <13 0 &gpio0 27 0>, /* D7 */ 27 <14 0 &gpio0 30 0>, /* D8 */ 28 <15 0 &gpio0 31 0>, /* D9 */ 29 <16 0 &gpio0 7 0>, /* D10 */ 30 <17 0 &gpio0 13 0>, /* D11 */ 31 <18 0 &gpio0 14 0>, /* D12 */ 32 <19 0 &gpio0 3 0>, /* D13 */ 33 <20 0 &gpio0 10 0>, /* SDA */ 34 <21 0 &gpio0 11 0>; /* SCL */ 35 }; 36 37 arduino_adc: analog_connector { 38 compatible = "arduino,uno-adc"; 39 #io-channel-cells = <1>; 40 io-channel-map = <0 &adc 2>, /* A0 = P0.15 = AIN2 */ 41 <1 &adc 3>, /* A1 = P0.16 = AIN3 */ 42 <2 &adc 4>, /* A2 = P0.17 = AIN4 */ 43 <3 &adc 5>, /* A3 = P0.18 = AIN5 */ 44 <4 &adc 6>, /* A4 = P0.19 = AIN6 */ 45 <5 &adc 7>; /* A5 = P0.20 = AIN7 */ 46 }; 47}; 48 49arduino_serial: &uart0 { }; 50arduino_i2c: &i2c2 { }; 51arduino_spi: &spi3 { }; 52