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/colibri_pxa270_defconfig b/configs/colibri_pxa270_defconfig
index ddf4bf6..040408b 100644
--- a/configs/colibri_pxa270_defconfig
+++ b/configs/colibri_pxa270_defconfig
@@ -1,5 +1,6 @@
CONFIG_ARM=y
CONFIG_TARGET_COLIBRI_PXA270=y
+CONFIG_ENV_IS_IN_FLASH=y
# CONFIG_DISPLAY_BOARDINFO is not set
CONFIG_SYS_PROMPT="$ "
# CONFIG_CMD_ELF is not set