AST2400: Set kernel preferred provider version

In preparation for supporting AST2500 with a different branch.

Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/common/recipes-kernel/linux/linux-obmc_4.4.bb b/common/recipes-kernel/linux/linux-obmc_4.4.bb
index 825a555..ef854a5 100644
--- a/common/recipes-kernel/linux/linux-obmc_4.4.bb
+++ b/common/recipes-kernel/linux/linux-obmc_4.4.bb
@@ -1,30 +1,5 @@
-DESCRIPTION = "Linux kernel for OpenBMC"
-SECTION = "kernel"
-LICENSE = "GPLv2"
-
 KBRANCH ?= "dev-4.4"
-KCONFIG_MODE="--alldefconfig"
-
-SRC_URI = "git://github.com/openbmc/linux;protocol=git;branch=${KBRANCH}"
-
 LINUX_VERSION ?= "4.4"
-LINUX_VERSION_EXTENSION ?= "-${SRCREV}"
-
 SRCREV="openbmc-20160606-1"
 
-PV = "${LINUX_VERSION}+git${SRCPV}"
-
-COMPATIBLE_MACHINE_${MACHINE} = "openbmc"
-
-inherit kernel
-require recipes-kernel/linux/linux-yocto.inc
-
-do_patch_append() {
-        for DTB in "${KERNEL_DEVICETREE}"; do
-               DT=`basename ${DTB} .dtb`
-                if [ -r "${WORKDIR}/${DT}.dts" ]; then
-                        cp ${WORKDIR}/${DT}.dts \
-                                ${STAGING_KERNEL_DIR}/arch/${ARCH}/boot/dts
-               fi
-       done
-}
+require linux-obmc.inc