[iMXRT] dma: define MAX_CHUNK_SIZE constant

Instead of adding magic constants all over the place, let's just
define DMA MAX_CHUNK_SIZE in a single constant that be referenced by
the various users.

1 files changed, 2 insertions, 0 deletions

diff --git a/embassy-imxrt/src/dma.rs b/embassy-imxrt/src/dma.rs
index e71a27e0e..76c9953c1 100644
--- a/embassy-imxrt/src/dma.rs
+++ b/embassy-imxrt/src/dma.rs
@@ -16,6 +16,8 @@ use crate::peripherals::DMA0;
 use crate::sealed::Sealed;
 use crate::{BitIter, interrupt, pac, peripherals};
 
+pub(crate) const MAX_CHUNK_SIZE: usize = 1024;
+
 #[cfg(feature = "rt")]
 #[interrupt]
 fn DMA0() {