embassy-rp: doc comment spelling pass

All changes but one are to documentation comments, and one to an
ordinary comment.

1 files changed, 2 insertions, 2 deletions

diff --git a/embassy-rp/src/pio_programs/spi.rs b/embassy-rp/src/pio_programs/spi.rs
index b10fc6628..765ffaa06 100644
--- a/embassy-rp/src/pio_programs/spi.rs
+++ b/embassy-rp/src/pio_programs/spi.rs
@@ -1,4 +1,4 @@
-//! PIO backed SPi drivers
+//! PIO backed SPI drivers
 
 use core::marker::PhantomData;
 
@@ -83,7 +83,7 @@ pub enum Error {
     // No errors for now
 }
 
-/// PIO based Spi driver.
+/// PIO based SPI driver.
 /// Unlike other PIO programs, the PIO SPI driver owns and holds a reference to
 /// the PIO memory it uses. This is so that it can be reconfigured at runtime if
 /// desired.