configs: imx6: Don't define USDHC2_BASE_ADDR

USDHC base address will assigned by SPL using fsl_esdhc_initialize
and u-boot with devicetree, hence no remove base address assignment
in config files.

Cc: Matteo Lisi <matteo.lisi@engicam.com>
Cc: Michael Trimarchi <michael@amarulasolutions.com>
Reviewed-by: Stefano Babic <sbabic@denx.de>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>

include/configs/imx6qdl_icore.h

@@ -147,7 +147,7 @@
 #ifdef CONFIG_FSL_USDHC
 # define CONFIG_SYS_MMC_ENV_DEV		0
 # define CONFIG_SYS_FSL_USDHC_NUM	1
-# define CONFIG_SYS_FSL_ESDHC_ADDR	USDHC2_BASE_ADDR
+# define CONFIG_SYS_FSL_ESDHC_ADDR	0
 #endif
 
 /* NAND */

include/configs/imx6ul_geam.h

@@ -145,7 +145,7 @@
 #ifdef CONFIG_FSL_USDHC
 # define CONFIG_SYS_MMC_ENV_DEV		0
 # define CONFIG_SYS_FSL_USDHC_NUM	1
-# define CONFIG_SYS_FSL_ESDHC_ADDR	USDHC2_BASE_ADDR
+# define CONFIG_SYS_FSL_ESDHC_ADDR	0
 #endif
 
 /* NAND */