drm/gma500: Add chip specific sdvo masks

Signed-off-by: Patrik Jakobsson <patrik.r.jakobsson@gmail.com>
diff --git a/drivers/gpu/drm/gma500/cdv_device.c b/drivers/gpu/drm/gma500/cdv_device.c
index 162f686..5a9a6a3 100644
--- a/drivers/gpu/drm/gma500/cdv_device.c
+++ b/drivers/gpu/drm/gma500/cdv_device.c
@@ -634,6 +634,7 @@
 	.crtcs = 2,
 	.hdmi_mask = (1 << 0) | (1 << 1),
 	.lvds_mask = (1 << 1),
+	.sdvo_mask = (1 << 0),
 	.cursor_needs_phys = 0,
 	.sgx_offset = MRST_SGX_OFFSET,
 	.chip_setup = cdv_chip_setup,