Convert CONFIG_FSL_SATA_V2 to Kconfig

This converts the following to Kconfig:
   CONFIG_FSL_SATA_V2

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/T4240RDB_SDCARD_defconfig b/configs/T4240RDB_SDCARD_defconfig
index 142703f..c08a96e 100644
--- a/configs/T4240RDB_SDCARD_defconfig
+++ b/configs/T4240RDB_SDCARD_defconfig
@@ -66,6 +66,7 @@
 CONFIG_USE_ETHPRIME=y
 CONFIG_ETHPRIME="FM1@DTSEC1"
 CONFIG_DM=y
+CONFIG_FSL_SATA_V2=y
 CONFIG_SYS_SATA_MAX_DEVICE=2
 CONFIG_FSL_CAAM=y
 CONFIG_DDR_CLK_FREQ=133333333