From 6e7abba9ff0d1b17e0b81b1a3f87794e59e65128 Mon Sep 17 00:00:00 2001
From: Dario Nieuwenhuis <dirbaio@dirbaio.net>
Date: Mon, 11 Oct 2021 01:09:57 +0200
Subject: [PATCH] nrf: rename Cargo feature references from "51" to "nrf51".

Note: the feature doesn't actually exist, references are there just in case
nrf51xx is supported in the future.
---
 embassy-nrf/src/gpiote.rs |  8 ++++----
 embassy-nrf/src/ppi.rs    | 18 +++++++++---------
 embassy-nrf/src/util.rs   |  2 +-
 3 files changed, 14 insertions(+), 14 deletions(-)

diff --git a/embassy-nrf/src/gpiote.rs b/embassy-nrf/src/gpiote.rs
index 001ee7fb..25d09db4 100644
--- a/embassy-nrf/src/gpiote.rs
+++ b/embassy-nrf/src/gpiote.rs
@@ -239,14 +239,14 @@ impl<'d, C: Channel, T: GpioPin> OutputChannel<'d, C, T> {
     }
 
     /// Triggers `task set` (set associated pin high).
-    #[cfg(not(feature = "51"))]
+    #[cfg(not(feature = "nrf51"))]
     pub fn set(&self) {
         let g = unsafe { &*pac::GPIOTE::ptr() };
         g.tasks_set[self.ch.number()].write(|w| unsafe { w.bits(1) });
     }
 
     /// Triggers `task clear` (set associated pin low).
-    #[cfg(not(feature = "51"))]
+    #[cfg(not(feature = "nrf51"))]
     pub fn clear(&self) {
         let g = unsafe { &*pac::GPIOTE::ptr() };
         g.tasks_clr[self.ch.number()].write(|w| unsafe { w.bits(1) });
@@ -259,14 +259,14 @@ impl<'d, C: Channel, T: GpioPin> OutputChannel<'d, C, T> {
     }
 
     /// Returns the CLR task, for use with PPI.
-    #[cfg(not(feature = "51"))]
+    #[cfg(not(feature = "nrf51"))]
     pub fn task_clr(&self) -> Task {
         let g = unsafe { &*pac::GPIOTE::ptr() };
         Task::from_reg(&g.tasks_clr[self.ch.number()])
     }
 
     /// Returns the SET task, for use with PPI.
-    #[cfg(not(feature = "51"))]
+    #[cfg(not(feature = "nrf51"))]
     pub fn task_set(&self) -> Task {
         let g = unsafe { &*pac::GPIOTE::ptr() };
         Task::from_reg(&g.tasks_set[self.ch.number()])
diff --git a/embassy-nrf/src/ppi.rs b/embassy-nrf/src/ppi.rs
index 61028c03..a18dec12 100644
--- a/embassy-nrf/src/ppi.rs
+++ b/embassy-nrf/src/ppi.rs
@@ -31,7 +31,7 @@ impl<'d, C: Channel> Ppi<'d, C> {
             ch,
             phantom: PhantomData,
         };
-        #[cfg(not(feature = "51"))]
+        #[cfg(not(feature = "nrf51"))]
         this.clear_fork_task();
         this
     }
@@ -50,7 +50,7 @@ impl<'d, C: Channel> Ppi<'d, C> {
             .write(|w| unsafe { w.bits(1 << self.ch.number()) });
     }
 
-    #[cfg(not(feature = "51"))]
+    #[cfg(not(feature = "nrf51"))]
     /// Sets the fork task that must be triggered when the configured event occurs. The user must
     /// provide a reference to the task.
     pub fn set_fork_task(&mut self, task: Task) {
@@ -60,7 +60,7 @@ impl<'d, C: Channel> Ppi<'d, C> {
             .write(|w| unsafe { w.bits(task.0.as_ptr() as u32) })
     }
 
-    #[cfg(not(feature = "51"))]
+    #[cfg(not(feature = "nrf51"))]
     /// Clear the fork task endpoint. Previously set task will no longer be triggered.
     pub fn clear_fork_task(&mut self) {
         let r = unsafe { &*pac::PPI::ptr() };
@@ -199,13 +199,13 @@ impl_channel!(PPI_CH12, 12, configurable);
 impl_channel!(PPI_CH13, 13, configurable);
 impl_channel!(PPI_CH14, 14, configurable);
 impl_channel!(PPI_CH15, 15, configurable);
-#[cfg(not(feature = "51"))]
+#[cfg(not(feature = "nrf51"))]
 impl_channel!(PPI_CH16, 16, configurable);
-#[cfg(not(feature = "51"))]
+#[cfg(not(feature = "nrf51"))]
 impl_channel!(PPI_CH17, 17, configurable);
-#[cfg(not(feature = "51"))]
+#[cfg(not(feature = "nrf51"))]
 impl_channel!(PPI_CH18, 18, configurable);
-#[cfg(not(feature = "51"))]
+#[cfg(not(feature = "nrf51"))]
 impl_channel!(PPI_CH19, 19, configurable);
 impl_channel!(PPI_CH20, 20);
 impl_channel!(PPI_CH21, 21);
@@ -249,7 +249,7 @@ impl_group!(PPI_GROUP0, 0);
 impl_group!(PPI_GROUP1, 1);
 impl_group!(PPI_GROUP2, 2);
 impl_group!(PPI_GROUP3, 3);
-#[cfg(not(feature = "51"))]
+#[cfg(not(feature = "nrf51"))]
 impl_group!(PPI_GROUP4, 4);
-#[cfg(not(feature = "51"))]
+#[cfg(not(feature = "nrf51"))]
 impl_group!(PPI_GROUP5, 5);
diff --git a/embassy-nrf/src/util.rs b/embassy-nrf/src/util.rs
index 7c3974ee..344fb01f 100644
--- a/embassy-nrf/src/util.rs
+++ b/embassy-nrf/src/util.rs
@@ -8,7 +8,7 @@ pub(crate) fn slice_in_ram(slice: &[u8]) -> bool {
 }
 
 /// Return an error if slice is not in RAM.
-#[cfg(not(feature = "51"))]
+#[cfg(not(feature = "nrf51"))]
 pub(crate) fn slice_in_ram_or<T>(slice: &[u8], err: T) -> Result<(), T> {
     if slice.len() == 0 || slice_in_ram(slice) {
         Ok(())