Convert CONFIG_BOOTFILE to Kconfig
This converts the following to Kconfig:
CONFIG_BOOTFILE
Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/configs/nsim_700_defconfig b/configs/nsim_700_defconfig
index 3607583..71d6fe5 100644
--- a/configs/nsim_700_defconfig
+++ b/configs/nsim_700_defconfig
@@ -17,6 +17,8 @@
CONFIG_OF_CONTROL=y
CONFIG_OF_EMBED=y
CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_USE_BOOTFILE=y
+CONFIG_BOOTFILE="uImage"
# CONFIG_NET is not set
CONFIG_DM_SERIAL=y
CONFIG_DEBUG_UART_SHIFT=2