DaVinci: remove bogus DEF_BOOTM definition

Some boar config files defined DEF_BOOTM but this was not used
anywhere in the code.  Remove this bogus define.

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>

include/configs/da830evm.h

@@ -114,7 +114,6 @@
 #define CONFIG_SYS_ALE_MASK		0x8
 #define CONFIG_SYS_MAX_NAND_DEVICE	1 /* Max number of NAND devices */
 #define NAND_MAX_CHIPS			1
-#define DEF_BOOTM			""
 #endif
 
 #ifdef CONFIG_USE_NOR

include/configs/da850evm.h

@@ -99,7 +99,6 @@
 #undef CONFIG_SYS_NAND_HW_ECC
 #define CONFIG_SYS_MAX_NAND_DEVICE	1 /* Max number of NAND devices */
 #define NAND_MAX_CHIPS			1
-#define DEF_BOOTM			""
 #endif
 
 /*

include/configs/davinci_dvevm.h

@@ -138,7 +138,6 @@
 #define CONFIG_SYS_NAND_HW_ECC
 #define CONFIG_SYS_MAX_NAND_DEVICE	1	/* Max number of NAND devices */
 #define CONFIG_ENV_OFFSET		0x0	/* Block 0--not used by bootcode */
-#define DEF_BOOTM		""
 #elif defined(CONFIG_SYS_USE_NOR)
 #ifdef CONFIG_NOR_UART_BOOT
 #define CONFIG_SKIP_LOWLEVEL_INIT	/* U-Boot is loaded by a bootloader */

include/configs/davinci_sonata.h

@@ -126,7 +126,6 @@
 #define CONFIG_SYS_NAND_HW_ECC
 #define CONFIG_SYS_MAX_NAND_DEVICE	1	/* Max number of NAND devices */
 #define CONFIG_ENV_OFFSET		0x0	/* Block 0--not used by bootcode */
-#define DEF_BOOTM		""
 #elif defined(CONFIG_SYS_USE_NOR)
 #ifdef CONFIG_NOR_UART_BOOT
 #define CONFIG_SKIP_LOWLEVEL_INIT	/* U-Boot is loaded by a bootloader */

include/configs/tnetv107x_evm.h

@@ -86,7 +86,6 @@
 #define CONFIG_JFFS2_NAND
 #define NAND_MAX_CHIPS			1
 #define CONFIG_ENV_OFFSET		0x180000
-#define DEF_BOOTM			""
 
 /*
  * davinci_nand is a bit of a misnomer since this particular EMIF block is