/* * Copyright (c) 2019 Peter Bigot Consulting, LLC * * SPDX-License-Identifier: Apache-2.0 */ &i2c1 { /* SDA CN5.9=PB9, SCL CN5.10=PB8, ISW CN5.1=D8=PA9 */ status = "okay"; ds3231: ds3231@68 { compatible = "maxim,ds3231"; reg = <0x68>; label = "DS3231"; isw-gpios = <&gpioa 9 (GPIO_PULL_UP | GPIO_ACTIVE_LOW)>; }; };