1/* Copyright (c) 2023 Andriy Gelman 2 * 3 * SPDX-License-Identifier: Apache-2.0 4 */ 5 6/ { 7 arduino_header: connector { 8 compatible = "arduino-header-r3"; 9 #gpio-cells = <2>; 10 gpio-map-mask = <0xffffffff 0xffffffc0>; 11 gpio-map-pass-thru = <0 0x3f>; 12 gpio-map = <0 0 &gpio14 0 0>, /* A0 */ 13 <1 0 &gpio14 1 0>, /* A1 */ 14 <2 0 &gpio14 2 0>, /* A2 */ 15 <3 0 &gpio14 3 0>, /* A3 */ 16 <4 0 &gpio14 4 0>, /* A4 */ 17 <5 0 &gpio14 5 0>, /* A5 */ 18 <6 0 &gpio2 15 0>, /* D0 */ 19 <7 0 &gpio2 14 0>, /* D1 */ 20 <8 0 &gpio1 0 0>, /* D2 */ 21 <9 0 &gpio1 1 0>, /* D3 */ 22 <10 0 &gpio1 8 0>, /* D4 */ 23 <11 0 &gpio2 12 0>, /* D5 */ 24 <12 0 &gpio2 11 0>, /* D6 */ 25 <13 0 &gpio1 9 0>, /* D7 */ 26 <14 0 &gpio1 10 0>, /* D8 */ 27 <15 0 &gpio1 11 0>, /* D9 */ 28 <16 0 &gpio3 10 0>, /* D10 */ 29 <17 0 &gpio3 8 0>, /* D11 */ 30 <18 0 &gpio3 7 0>, /* D12 */ 31 <19 0 &gpio3 9 0>, /* D13 */ 32 <20 0 &gpio3 15 0>, /* D14 */ 33 <21 0 &gpio0 13 0>; /* D15 */ 34 }; 35}; 36 37&gpio0 { 38 status = "okay"; 39}; 40 41&gpio1 { 42 status = "okay"; 43}; 44 45&gpio2 { 46 status = "okay"; 47}; 48 49&gpio3 { 50 status = "okay"; 51}; 52 53&gpio14 { 54 status = "okay"; 55}; 56 57arduino_spi: &usic2ch0 {}; 58arduino_serial: &usic1ch0 {}; 59arduino_i2c: &usic1ch1 {}; 60