config: Remove usage of CONFIG_STORAGE_EMMC

This config option seems to be unused and is probably vestigial.
Remove it.

Signed-off-by: Andrew F. Davis <afd@ti.com>
Reviewed-by: Tom Rini <trini@konsulko.com>
Acked-by: Lokesh Vutla <lokeshvutla@ti.com>

include/configs/am335x_evm.h

@@ -297,8 +297,6 @@
 #define CONFIG_FASTBOOT_BUF_ADDR	CONFIG_SYS_LOAD_ADDR
 #define CONFIG_FASTBOOT_BUF_SIZE	0x07000000
 
-/* To support eMMC booting */
-#define CONFIG_STORAGE_EMMC
 #define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
 #endif
 

include/configs/am335x_shc.h

@@ -283,8 +283,6 @@
 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
 
 #ifndef CONFIG_SPL_USBETH_SUPPORT
-/* To support eMMC booting */
-#define CONFIG_STORAGE_EMMC
 #define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
 #endif
 

include/configs/am335x_sl50.h

@@ -89,8 +89,6 @@
 #define CONFIG_SPL_LDSCRIPT		"$(CPUDIR)/am33xx/u-boot-spl.lds"
 
 #ifndef CONFIG_SPL_USBETH_SUPPORT
-/* To support eMMC booting */
-#define CONFIG_STORAGE_EMMC
 #define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
 #endif
 

include/configs/bav335x.h

@@ -447,8 +447,6 @@ DEFAULT_LINUX_BOOT_ENV \
 #define CONFIG_FASTBOOT_BUF_ADDR	CONFIG_SYS_LOAD_ADDR
 #define CONFIG_FASTBOOT_BUF_SIZE	0x07000000
 
-/* To support eMMC booting */
-#define CONFIG_STORAGE_EMMC
 #define CONFIG_FASTBOOT_FLASH_MMC_DEV   1
 #endif