Convert CONFIG_ENV_IS_IN_FLASH to Kconfig
This converts the following to Kconfig:
CONFIG_ENV_IS_IN_FLASH
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/configs/M54455EVB_a66_defconfig b/configs/M54455EVB_a66_defconfig
index 221c707..11ed3c6 100644
--- a/configs/M54455EVB_a66_defconfig
+++ b/configs/M54455EVB_a66_defconfig
@@ -2,6 +2,7 @@
CONFIG_SYS_TEXT_BASE=0x04000000
CONFIG_TARGET_M54455EVB=y
CONFIG_SYS_EXTRA_OPTIONS="SYS_ATMEL_BOOT,SYS_INPUT_CLKSRC=66666666"
+CONFIG_ENV_IS_IN_FLASH=y
CONFIG_BOOTDELAY=1
CONFIG_CMD_IDE=y
# CONFIG_CMD_LOADB is not set