docs/manual: update pkg-kconfig doc about <pkg>_KCONFIG_DOTCONFIG

Content provided by Yann E. Morin.

Signed-off-by: Thomas Petazzoni <thomas.petazzoni@free-electrons.com>

diff --git a/docs/manual/adding-packages-kconfig.txt b/docs/manual/adding-packages-kconfig.txt
index 3290024b09803c2b3d6cebd1365c6b5c9632117c..d4d8630a79bffe0415e848ee4c5228974a51c95f 100644 (file)
--- a/docs/manual/adding-packages-kconfig.txt
+++ b/docs/manual/adding-packages-kconfig.txt
@@ -75,3 +75,9 @@ be set to suit the needs of the package under consideration:
   configuration file after copying it or running a kconfig editor. Such
   commands may be needed to ensure a configuration consistent with other
   configuration of Buildroot, for example. By default, empty.
+
+* +FOO_KCONFIG_DOTCONFIG+: path (with filename) of the +.config+ file,
+  relative to the package source tree. The default, +.config+, should
+  be well suited for all packages that use the standard kconfig
+  infrastructure as inherited from the Linux kernel; some packages use
+  a derivative of kconfig that use a different location.