drm/armada: add and use definitions for RDREG4F

Add and use bit definitions for RDREG4F on Dove Armada 510.

Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Russell King 2018-07-01 22:11:27 +01:00
commit 5a6cbce823
2 changed files with 17 additions and 2 deletions