Kconfig.zephyr: allow override default values in module Kconfig files

Allow Kconfig to override default values of Kconfig symbols
defined in modules' Kconfig files. For that, the .defonfig
files need to be source'd before the modules' Kconfig files.

Signed-off-by: Ioannis Glaropoulos <[email protected]>

Kconfig.zephyr

@@ -4,12 +4,6 @@
 # Copyright (c) 2016 Intel Corporation
 # SPDX-License-Identifier: Apache-2.0
 
-menu "Modules"
-
-source "$(KCONFIG_BINARY_DIR)/Kconfig.modules"
-source "modules/Kconfig"
-
-endmenu
 
 # Include Kconfig.defconfig files first so that they can override defaults and
 # other symbol/choice properties by adding extra symbol/choice definitions.
@@ -24,6 +18,13 @@ source "$(KCONFIG_BINARY_DIR)/Kconfig.shield.defconfig"
 source "$(BOARD_DIR)/Kconfig.defconfig"
 source "$(KCONFIG_BINARY_DIR)/Kconfig.soc.defconfig"
 
+menu "Modules"
+
+source "$(KCONFIG_BINARY_DIR)/Kconfig.modules"
+source "modules/Kconfig"
+
+endmenu
+
 source "boards/Kconfig"
 source "soc/Kconfig"
 source "arch/Kconfig"