drm/rs690: set base 2 to 0.

Signed-off-by: Dave Airlie <airlied@redhat.com>

1 files changed, 2 insertions, 0 deletions

diff --git a/drivers/char/drm/radeon_cp.c b/drivers/char/drm/radeon_cp.c
index 1e434ba15564..6e13f4bec917 100644
--- a/drivers/char/drm/radeon_cp.c
+++ b/drivers/char/drm/radeon_cp.c
@@ -669,6 +669,8 @@ static void radeon_set_rs690gart(drm_radeon_private_t *dev_priv, int on)
                 RS690_WRITE_MCIND(RS690_MC_AGP_BASE,
                                   (unsigned int)dev_priv->gart_vm_start);
 
+                RS690_WRITE_MCIND(RS690_MC_AGP_BASE_2, 0);
+
                 dev_priv->gart_size = 32*1024*1024;
                 temp = (((dev_priv->gart_vm_start - 1 + dev_priv->gart_size) &
                          0xffff0000) | (dev_priv->gart_vm_start >> 16));