board/BuR: use default u-boot prompt on all B&R boards

There is no need to have some specific prompt, so we drop this within
defconfigs.

Signed-off-by: Hannes Schmelzer <oe5hpm@oevsv.at>
Reviewed-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/kwb_defconfig b/configs/kwb_defconfig
index 10d39eb..7bdc6b6 100644
--- a/configs/kwb_defconfig
+++ b/configs/kwb_defconfig
@@ -2,7 +2,6 @@
 CONFIG_TARGET_KWB=y
 CONFIG_SPL=y
 CONFIG_SYS_EXTRA_OPTIONS="SERIAL1,CONS_INDEX=1"
-CONFIG_SYS_PROMPT="U-Boot (BuR V2.0)# "
 # CONFIG_CMD_BOOTD is not set
 # CONFIG_CMD_BOOTM is not set
 # CONFIG_CMD_GO is not set
diff --git a/configs/tseries_mmc_defconfig b/configs/tseries_mmc_defconfig
index 7518774..15cfab4 100644
--- a/configs/tseries_mmc_defconfig
+++ b/configs/tseries_mmc_defconfig
@@ -2,7 +2,6 @@
 CONFIG_TARGET_TSERIES=y
 CONFIG_SPL=y
 CONFIG_SYS_EXTRA_OPTIONS="SERIAL1,CONS_INDEX=1,EMMC_BOOT"
-CONFIG_SYS_PROMPT="U-Boot (BuR V2.0)# "
 # CONFIG_CMD_IMI is not set
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_XIMG is not set
diff --git a/configs/tseries_nand_defconfig b/configs/tseries_nand_defconfig
index 65d514a..b75efd6 100644
--- a/configs/tseries_nand_defconfig
+++ b/configs/tseries_nand_defconfig
@@ -2,7 +2,6 @@
 CONFIG_TARGET_TSERIES=y
 CONFIG_SPL=y
 CONFIG_SYS_EXTRA_OPTIONS="SERIAL1,CONS_INDEX=1,NAND"
-CONFIG_SYS_PROMPT="U-Boot (BuR V2.0)# "
 # CONFIG_CMD_IMI is not set
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_XIMG is not set
diff --git a/configs/tseries_spi_defconfig b/configs/tseries_spi_defconfig
index 11e4e6b..0390691 100644
--- a/configs/tseries_spi_defconfig
+++ b/configs/tseries_spi_defconfig
@@ -2,7 +2,6 @@
 CONFIG_TARGET_TSERIES=y
 CONFIG_SPL=y
 CONFIG_SYS_EXTRA_OPTIONS="SERIAL1,CONS_INDEX=1,SPI_BOOT,EMMC_BOOT"
-CONFIG_SYS_PROMPT="U-Boot (BuR V2.0)# "
 # CONFIG_CMD_IMI is not set
 # CONFIG_CMD_IMLS is not set
 # CONFIG_CMD_XIMG is not set