From ec4b95579ded58ab3dc441aa1a716c2a2a12cb36 Mon Sep 17 00:00:00 2001
From: Dario Nieuwenhuis <dirbaio@dirbaio.net>
Date: Mon, 19 Oct 2020 21:18:13 +0200
Subject: [PATCH] gpiote: take owned pin but add function to borrow it.

---
 embassy-nrf/Cargo.toml    |  3 ---
 embassy-nrf/src/gpiote.rs | 16 +++++++++++-----
 2 files changed, 11 insertions(+), 8 deletions(-)

diff --git a/embassy-nrf/Cargo.toml b/embassy-nrf/Cargo.toml
index 420d8ced..62df81f4 100644
--- a/embassy-nrf/Cargo.toml
+++ b/embassy-nrf/Cargo.toml
@@ -5,9 +5,6 @@ authors = ["Dario Nieuwenhuis <dirbaio@dirbaio.net>"]
 edition = "2018"
 
 [features]
-default = [
-    "defmt-default",
-]
 defmt-default = []
 defmt-trace = []
 defmt-debug = []
diff --git a/embassy-nrf/src/gpiote.rs b/embassy-nrf/src/gpiote.rs
index 5195f926..ef25109e 100644
--- a/embassy-nrf/src/gpiote.rs
+++ b/embassy-nrf/src/gpiote.rs
@@ -85,9 +85,9 @@ impl Gpiote {
 
     pub fn new_input_channel<'a, T>(
         &'a self,
-        pin: &'a Pin<Input<T>>,
+        pin: Pin<Input<T>>,
         trigger_mode: EventPolarity,
-    ) -> Result<InputChannel<'a>, NewChannelError> {
+    ) -> Result<InputChannel<'a, T>, NewChannelError> {
         interrupt::free(|_| {
             unsafe { INSTANCE = self };
             let index = self.allocate_channel()?;
@@ -113,6 +113,7 @@ impl Gpiote {
             Ok(InputChannel {
                 gpiote: self,
                 index,
+                pin,
             })
         })
     }
@@ -157,21 +158,26 @@ impl Gpiote {
     }
 }
 
-pub struct InputChannel<'a> {
+pub struct InputChannel<'a, T> {
     gpiote: &'a Gpiote,
+    pin: Pin<Input<T>>,
     index: u8,
 }
 
-impl<'a> Drop for InputChannel<'a> {
+impl<'a, T> Drop for InputChannel<'a, T> {
     fn drop(&mut self) {
         self.gpiote.free_channel(self.index);
     }
 }
 
-impl<'a> InputChannel<'a> {
+impl<'a, T> InputChannel<'a, T> {
     pub async fn wait(&self) -> () {
         self.gpiote.signals[self.index as usize].wait().await;
     }
+
+    pub fn pin(&self) -> &Pin<Input<T>> {
+        &self.pin
+    }
 }
 
 pub struct OutputChannel<'a> {