video: dcu: Add Sii9022A HDMI Transmitter support

On LS1021ATWR, Silicon's Sii9022A HDMI Transmitter
is used. This patch adds the common setting for this
chip.

Signed-off-by: Alison Wang <alison.wang@freescale.com>
diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile
index 50d7731..32b5a3b 100644
--- a/board/freescale/common/Makefile
+++ b/board/freescale/common/Makefile
@@ -36,6 +36,8 @@
 
 obj-$(CONFIG_FSL_DIU_CH7301)	+= diu_ch7301.o
 
+obj-$(CONFIG_FSL_DCU_SII9022A)    += dcu_sii9022a.o
+
 obj-$(CONFIG_MPC8541CDS)	+= cds_pci_ft.o
 obj-$(CONFIG_MPC8548CDS)	+= cds_pci_ft.o
 obj-$(CONFIG_MPC8555CDS)	+= cds_pci_ft.o