powerpc/t2080qds: enable eSDHC adapter card type identification

Enable eSDHC adapter card type identification and this will do
some corresponding operations and set 'adapter-type' property
for device tree according SDHC Card ID.

Signed-off-by: Yangbo Lu <yangbo.lu@freescale.com>
Cc: York Sun <yorksun@freescale.com>
Cc: Pantelis Antoniou <panto@antoniou-consulting.com>
Reviewed-by: York Sun <yorksun@freescale.com>

include/configs/T208xQDS.h

@@ -764,6 +764,7 @@ unsigned long get_board_ddr_clk(void);
 #define CONFIG_CMD_EXT2
 #define CONFIG_CMD_FAT
 #define CONFIG_DOS_PARTITION
+#define CONFIG_FSL_ESDHC_ADAPTER_IDENT
 #endif