CONF: enable kernel config file deploy

Change-Id: Ife1bc682b42d8669a8ce8f275a41a9c4a690de0b
Signed-off-by: Romuald JEANNE <romuald.jeanne@st.com>

conf/machine/include/st-machine-common-stm32mp.inc

@@ -400,6 +400,9 @@ KERNEL_ALT_IMAGETYPE =+ " ${@bb.utils.contains('MACHINE_FEATURES', 'fit', 'uImag
 # Define to null to skip kernel image size check
 KERNEL_IMAGE_MAXSIZE ?= ""
 
+# Enable kernel config file deploy
+KERNEL_CONFIG_DEPLOY ?= "1"
+
 # For fit usage
 UBOOT_ENTRYPOINT = "0xC0800000"
 

recipes-kernel/linux/linux-stm32mp.inc

@@ -19,6 +19,9 @@ do_deploy[sstate-outputdirs] = "${DEPLOY_DIR_IMAGE}/kernel"
 KERNEL_SIGN_ENABLE ?= "0"
 EXTRA_OEMAKE += "${@oe.utils.ifelse(d.getVar('KERNEL_SIGN_ENABLE') == '1', 'INSTALL_MOD_STRIP=1','')}"
 
+# Deploy kernel config file to deploy folder
+KERNEL_CONFIG_DEPLOY ??= "0"
+
 # YoctoProject bugzilla : 140044
 #   There's a race between do_symlink_kernsrc and do_populate_lic, since the latter is ordered "after do_patch";
 #
@@ -106,6 +109,9 @@ do_deploy_append() {
         tar -cvzf $deployDir/modules-stripped-${MODULE_TARBALL_NAME}.tgz -C ${WORKDIR}/package/${root_prefix} lib
         ln -sf modules-stripped-${MODULE_TARBALL_NAME}.tgz $deployDir/modules-stripped-${MODULE_TARBALL_LINK_NAME}.tgz
     fi
+    if [ ${KERNEL_CONFIG_DEPLOY} = "1" ] && [ -f "${D}/boot/config-${KERNEL_VERSION}" ]; then
+        install -m 0644 ${D}/boot/config-${KERNEL_VERSION} $deployDir
+    fi
 }
 do_deploy[depends] += " virtual/kernel:do_package "
 # ---------------------------------------------------------------------