arm64: mvebu: defconfig: enable CONFIG_AHCI_MVEBU

This patch enables the new ahci mvebu driver for marvell arm64 platform
SOCs(A3k and A8k). And since AHCI_MVEBU selects SCSI_AHCI, so
"CONFIG_SCSI_AHCI=y" is removed from those default config files.

Signed-off-by: Ken Ma <make@marvell.com>
Reviewed-by: Stefan Roese <sr@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Stefan Roese <sr@denx.de>
diff --git a/configs/mvebu_mcbin-88f8040_defconfig b/configs/mvebu_mcbin-88f8040_defconfig
index de682d1..545bb4f 100644
--- a/configs/mvebu_mcbin-88f8040_defconfig
+++ b/configs/mvebu_mcbin-88f8040_defconfig
@@ -32,7 +32,7 @@
 CONFIG_CMD_EXT4_WRITE=y
 CONFIG_MAC_PARTITION=y
 CONFIG_ENV_IS_IN_SPI_FLASH=y
-CONFIG_SCSI_AHCI=y
+CONFIG_AHCI_MVEBU=y
 CONFIG_BLOCK_CACHE=y
 CONFIG_DM_GPIO=y
 CONFIG_DM_I2C=y