viafb: remove superfluous register unlocking/locking

The locking is done within the viafb_set_*_timing functions so there
is no need to do it here. Move a missing hardware reset into the
modesetting function.

Signed-off-by: Florian Tobias Schandinat <FlorianSchandinat@gmx.de>

1 files changed, 4 insertions, 0 deletions

diff --git a/drivers/video/via/via_modesetting.c b/drivers/video/via/via_modesetting.c
index 016d457b6681..0e431aee17bb 100644
--- a/drivers/video/via/via_modesetting.c
+++ b/drivers/video/via/via_modesetting.c
@@ -82,6 +82,10 @@ void via_set_primary_timing(const struct display_timing *timing)
 
         /* lock timing registers */
         via_write_reg_mask(VIACR, 0x11, 0x80, 0x80);
+
+        /* reset timing control */
+        via_write_reg_mask(VIACR, 0x17, 0x00, 0x80);
+        via_write_reg_mask(VIACR, 0x17, 0x80, 0x80);
 }
 
 void via_set_secondary_timing(const struct display_timing *timing)