geode: Update kernel and its headers

Change-Id: I9ac34aa3e683bbdf91c085f346ceb6210190ad71
diff --git a/configs/czechlight_epia_geode_defconfig b/configs/czechlight_epia_geode_defconfig
index 723eca4..ab8e167 100644
--- a/configs/czechlight_epia_geode_defconfig
+++ b/configs/czechlight_epia_geode_defconfig
@@ -5,7 +5,6 @@
 BR2_OPTIMIZE_2=y
 BR2_SSP_STRONG=y
 BR2_TOOLCHAIN_BUILDROOT_GLIBC=y
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_4_9=y
 BR2_BINUTILS_VERSION_2_29_X=y
 BR2_TOOLCHAIN_BUILDROOT_CXX=y
 BR2_GCC_ENABLE_LTO=y
@@ -20,7 +19,7 @@
 BR2_ROOTFS_POST_IMAGE_SCRIPT="$(BR2_EXTERNAL_CZECHLIGHT_PATH)/board/czechlight/epia_geode/post-image.sh"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.9.47"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.13.4"
 BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG=y
 BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL_CZECHLIGHT_PATH)/board/czechlight/common/kconfig $(BR2_EXTERNAL_CZECHLIGHT_PATH)/board/czechlight/epia_geode/kconfig"
 BR2_LINUX_KERNEL_INSTALL_TARGET=y