drm/radeon: radeon-asic updates for Hainan

Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
Reviewed-by: Christian König <christian.koenig@amd.com>
diff --git a/drivers/gpu/drm/radeon/radeon_asic.c b/drivers/gpu/drm/radeon/radeon_asic.c
index 6417132..44a7a41 100644
--- a/drivers/gpu/drm/radeon/radeon_asic.c
+++ b/drivers/gpu/drm/radeon/radeon_asic.c
@@ -2051,9 +2051,12 @@
 	case CHIP_PITCAIRN:
 	case CHIP_VERDE:
 	case CHIP_OLAND:
+	case CHIP_HAINAN:
 		rdev->asic = &si_asic;
 		/* set num crtcs */
-		if (rdev->family == CHIP_OLAND)
+		if (rdev->family == CHIP_HAINAN)
+			rdev->num_crtc = 0;
+		else if (rdev->family == CHIP_OLAND)
 			rdev->num_crtc = 2;
 		else
 			rdev->num_crtc = 6;