Update the EPIA/Geode config to work with more recent Buildroot

Change-Id: I0fb432d6e2ee40a6aeba0ca0aadddba8fc20a22a
diff --git a/configs/czechlight_epia_geode_defconfig b/configs/czechlight_epia_geode_defconfig
index 58cec55..f322e5b 100644
--- a/configs/czechlight_epia_geode_defconfig
+++ b/configs/czechlight_epia_geode_defconfig
@@ -5,16 +5,13 @@
 BR2_OPTIMIZE_2=y
 BR2_SSP_STRONG=y
 BR2_TOOLCHAIN_BUILDROOT_GLIBC=y
-BR2_KERNEL_HEADERS_4_9=y
-BR2_GLIBC_VERSION_2_25=y
-BR2_BINUTILS_VERSION_2_28_X=y
-BR2_GCC_VERSION_6_X=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
-BR2_GCC_ENABLE_GRAPHITE=y
 BR2_TARGET_GENERIC_HOSTNAME="czechlight"
 BR2_TARGET_GENERIC_ISSUE="Welcome to CzechLight"
-BR2_TARGET_GENERIC_PASSWD_SHA256=y
+BR2_TARGET_GENERIC_PASSWD_SHA512=y
 BR2_INIT_SYSTEMD=y
 BR2_TARGET_GENERIC_GETTY_PORT="tty0"
 BR2_ENABLE_LOCALE_WHITELIST="C en_US en_US.utf8"
@@ -23,7 +20,7 @@
 BR2_ROOTFS_POST_IMAGE_SCRIPT="$(BR2_EXTERNAL_CZECHLIGHT_PATH)/board/czechlight/epia_geode/post-image.sh"
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.9.23"
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="4.9.47"
 BR2_LINUX_KERNEL_USE_ARCH_DEFAULT_CONFIG=y
 BR2_LINUX_KERNEL_CONFIG_FRAGMENT_FILES="$(BR2_EXTERNAL_CZECHLIGHT_PATH)/board/czechlight/common/kconfig $(BR2_EXTERNAL_CZECHLIGHT_PATH)/board/czechlight/epia_geode/kconfig"
 BR2_LINUX_KERNEL_INSTALL_TARGET=y
@@ -48,7 +45,7 @@
 # BR2_PACKAGE_VIM_RUNTIME is not set
 BR2_TARGET_ROOTFS_EXT2=y
 BR2_TARGET_ROOTFS_EXT2_4=y
-BR2_TARGET_ROOTFS_EXT2_BLOCKS=131072
+BR2_TARGET_ROOTFS_EXT2_SIZE="512000"
 # BR2_TARGET_ROOTFS_TAR is not set
 BR2_TARGET_GRUB2=y
 BR2_PACKAGE_HOST_DOSFSTOOLS=y