ARM: imx_v6_v7_defconfig: Add SATA support

Let SATA support be built by default.
Signed-off-by: NFabio Estevam <fabio.estevam@freescale.com>
Signed-off-by: NShawn Guo <shawn.guo@linaro.org>

arch/arm/configs/imx_v6_v7_defconfig

@@ -97,6 +97,8 @@ CONFIG_SCSI_LOGGING=y
 CONFIG_SCSI_SCAN_ASYNC=y
 # CONFIG_SCSI_LOWLEVEL is not set
 CONFIG_ATA=y
+CONFIG_SATA_AHCI_PLATFORM=y
+CONFIG_AHCI_IMX=y
 CONFIG_PATA_IMX=y
 CONFIG_NETDEVICES=y
 # CONFIG_NET_VENDOR_BROADCOM is not set