ARM: renesas: Disable CONFIG_ENV_OVERWRITE on all boards

The CONFIG_ENV_OVERWRITE allows easy rewrite of environment variables
like 'ethaddr' and 'serial#' without any protection against accidental
removal of those variables. Remove this setting to add extra layer of
protection to those variables. The variables can still be overridden
using 'env set -f' (force set) if really needed.

Signed-off-by: Marek Vasut <marek.vasut+renesas@mailbox.org>

diff --git a/configs/renesas_rcar.config b/configs/renesas_rcar.config
index 45776be..d9a99e1 100644 (file)
--- a/configs/renesas_rcar.config
+++ b/configs/renesas_rcar.config
@@ -17,7 +17,6 @@ CONFIG_DM_REGULATOR_FIXED=y
 CONFIG_DM_REGULATOR_GPIO=y
 CONFIG_DM_SPI=y
 CONFIG_DM_SPI_FLASH=y
-CONFIG_ENV_OVERWRITE=y
 CONFIG_ENV_VARS_UBOOT_CONFIG=y
 CONFIG_FIT=y
 CONFIG_HUSH_PARSER=y