imx: mx7dsabresd: drop code for CONFIG_CMD_BMODE

We use outer pmic reset and drop internal reset signal, bmode will
not work as expected, so drop boot mode code for 7dsabresd board.

Signed-off-by: Peng Fan <Peng.Fan@freescale.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Adrian Alonso <aalonso@freescale.com>
diff --git a/board/freescale/mx7dsabresd/mx7dsabresd.c b/board/freescale/mx7dsabresd/mx7dsabresd.c
index bb823f5..ee9890b 100644
--- a/board/freescale/mx7dsabresd/mx7dsabresd.c
+++ b/board/freescale/mx7dsabresd/mx7dsabresd.c
@@ -10,7 +10,6 @@
 #include <asm/arch/sys_proto.h>
 #include <asm/gpio.h>
 #include <asm/imx-common/iomux-v3.h>
-#include <asm/imx-common/boot_mode.h>
 #include <asm/io.h>
 #include <linux/sizes.h>
 #include <common.h>
@@ -421,15 +420,6 @@
 	return 0;
 }
 
-#ifdef CONFIG_CMD_BMODE
-static const struct boot_mode board_boot_modes[] = {
-	/* 4 bit bus width */
-	{"sd1", MAKE_CFGVAL(0x10, 0x10, 0x00, 0x00)},
-	{"emmc", MAKE_CFGVAL(0x10, 0x2a, 0x00, 0x00)},
-	{NULL,   0},
-};
-#endif
-
 #ifdef CONFIG_POWER
 #define I2C_PMIC	0
 int power_init_board(void)
@@ -464,10 +454,6 @@
 {
 	struct wdog_regs *wdog = (struct wdog_regs *)WDOG1_BASE_ADDR;
 
-#ifdef CONFIG_CMD_BMODE
-	add_board_boot_modes(board_boot_modes);
-#endif
-
 #ifdef CONFIG_ENV_IS_IN_MMC
 	mmc_late_init();
 #endif
diff --git a/include/configs/mx7dsabresd.h b/include/configs/mx7dsabresd.h
index 2a736c4..ada5de8 100644
--- a/include/configs/mx7dsabresd.h
+++ b/include/configs/mx7dsabresd.h
@@ -174,8 +174,6 @@
 #define CONFIG_SYS_MMC_ENV_PART		0	/* user area */
 #define CONFIG_MMCROOT			"/dev/mmcblk0p2"  /* USDHC1 */
 
-#define CONFIG_CMD_BMODE
-
 /* USB Configs */
 #define CONFIG_CMD_USB
 #define CONFIG_USB_EHCI