Skip to content

Commit

Permalink
bcm2835-dma: Add proper 40-bit DMA support
Browse files Browse the repository at this point in the history 
BCM2711 has 4 DMA channels with a 40-bit address range, allowing them
to access the full 4GB of memory on a Pi 4.

Signed-off-by: Phil Elwell <phil@raspberrypi.org>
  • Loading branch information
@popcornmix
Phil Elwell authored and popcornmix committed Jan 27, 2021
1 parent d7d2e38 commit 44364bd
Showing 1 changed file with 412 additions and 73 deletions.
Loading

0 comments on commit 44364bd

Please sign in to comment.