defconfigs: bump sheevaplug kernel to 3.18.1

Signed-off-by: Peter Korsgaard <peter@korsgaard.com>

configs/sheevaplug_defconfig

@@ -10,11 +10,10 @@ BR2_TARGET_GENERIC_GETTY_PORT="ttyS0"
 BR2_TARGET_ROOTFS_JFFS2=y
 BR2_TARGET_ROOTFS_JFFS2_NANDFLASH_2K_128K=y
 
-
 # Lock down headers to avoid breaking with new defaults
 BR2_KERNEL_HEADERS_VERSION=y
-BR2_DEFAULT_KERNEL_VERSION="3.11.8"
-BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_3_11=y
+BR2_DEFAULT_KERNEL_VERSION="3.18.1"
+BR2_PACKAGE_HOST_LINUX_HEADERS_CUSTOM_3_18=y
 
 # bootloader
 BR2_TARGET_UBOOT=y
@@ -27,6 +26,8 @@ BR2_TARGET_UBOOT_FORMAT_KWB=y
 # Kernel
 BR2_LINUX_KERNEL=y
 BR2_LINUX_KERNEL_CUSTOM_VERSION=y
-BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="3.11.8"
-BR2_LINUX_KERNEL_DEFCONFIG="kirkwood"
-BR2_LINUX_KERNEL_UIMAGE=y
+BR2_LINUX_KERNEL_CUSTOM_VERSION_VALUE="3.18.1"
+BR2_LINUX_KERNEL_DEFCONFIG="mvebu_v5"
+BR2_LINUX_KERNEL_APPENDED_UIMAGE=y
+BR2_LINUX_KERNEL_UIMAGE_LOADADDR="0x8000"
+BR2_LINUX_KERNEL_INTREE_DTS_NAME="kirkwood-sheevaplug"