1// Copyright lowRISC contributors (OpenTitan project). 2// Licensed under the Apache License, Version 2.0, see LICENSE for details. 3// SPDX-License-Identifier: Apache-2.0 4 5use std::rc::Rc; 6 7use crate::io::gpio::GpioPin; 8 9pub struct IoExpander { 10 pub pins: Vec<Rc<dyn GpioPin>>, 11}