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nrf/gpio: allow borrowed pins.

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This commit is contained in:
Richard Dodd
2021-03-24 18:31:11 +01:00
committed by Dario Nieuwenhuis
parent 806ee120ba
commit a08d781442
3 changed files with 42 additions and 23 deletions
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19
embassy-nrf/src/gpiote.rs
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@ -9,7 +9,7 @@ use core::ptr;
use core::task::{Context, Poll};
use embassy::interrupt::InterruptExt;
use embassy::traits::gpio::{WaitForHigh, WaitForLow};
use embassy::util::{AtomicWakerRegistration, Signal};
use embassy::util::{AtomicWakerRegistration, PeripheralBorrow, Signal};
use embedded_hal::digital::v2::{InputPin, OutputPin, StatefulOutputPin};
use crate::gpio::sealed::Pin as _;
@ -338,18 +338,19 @@ impl<C: ChannelID, T> OutputChannel<C, T> {
*/
/// GPIO input driver with support
pub struct PortInput<T: GpioPin> {
pin: Input<T>,
pub struct PortInput<'d, T: GpioPin> {
pin: Input<'d, T>,
}
impl<T: GpioPin> Unpin for PortInput<T> {}
impl<T: GpioPin> PortInput<T> {
pub fn new(_init: Initialized, pin: Input<T>) -> Self {
impl<'d, T: GpioPin> Unpin for PortInput<'d, T> {}
impl<'d, T: GpioPin> PortInput<'d, T> {
pub fn new(_init: Initialized, pin: Input<'d, T>) -> Self {
Self { pin }
}
}
impl<T: GpioPin> InputPin for PortInput<T> {
impl<'d, T: GpioPin> InputPin for PortInput<'d, T> {
type Error = Infallible;
fn is_high(&self) -> Result<bool, Self::Error> {
@ -361,7 +362,7 @@ impl<T: GpioPin> InputPin for PortInput<T> {
}
}
impl<T: GpioPin> WaitForHigh for PortInput<T> {
impl<'d, T: GpioPin> WaitForHigh for PortInput<'d, T> {
type Future<'a> = PortInputFuture<'a>;
fn wait_for_high<'a>(self: Pin<&'a mut Self>) -> Self::Future<'a> {
@ -374,7 +375,7 @@ impl<T: GpioPin> WaitForHigh for PortInput<T> {
}
}
impl<T: GpioPin> WaitForLow for PortInput<T> {
impl<'d, T: GpioPin> WaitForLow for PortInput<'d, T> {
type Future<'a> = PortInputFuture<'a>;
fn wait_for_low<'a>(self: Pin<&'a mut Self>) -> Self::Future<'a> {