reset upstream subtrees to yocto 2.6

Reset the following subtrees on thud HEAD:

  poky: 87e3a9739d
  meta-openembedded: 6094ae18c8
  meta-security: 31dc4e7532
  meta-raspberrypi: a48743dc36
  meta-xilinx: c42016e2e6

Also re-apply backports that didn't make it into thud:
  poky:
    17726d0 systemd-systemctl-native: handle Install wildcards

  meta-openembedded:
    4321a5d libtinyxml2: update to 7.0.1
    042f0a3 libcereal: Add native and nativesdk classes
    e23284f libcereal: Allow empty package
    030e8d4 rsyslog: curl-less build with fmhttp PACKAGECONFIG
    179a1b9 gtest: update to 1.8.1

Squashed OpenBMC subtree compatibility updates:
  meta-aspeed:
    Brad Bishop (1):
          aspeed: add yocto 2.6 compatibility

  meta-ibm:
    Brad Bishop (1):
          ibm: prepare for yocto 2.6

  meta-ingrasys:
    Brad Bishop (1):
          ingrasys: set layer compatibility to yocto 2.6

  meta-openpower:
    Brad Bishop (1):
          openpower: set layer compatibility to yocto 2.6

  meta-phosphor:
    Brad Bishop (3):
          phosphor: set layer compatibility to thud
          phosphor: libgpg-error: drop patches
          phosphor: react to fitimage artifact rename

    Ed Tanous (4):
          Dropbear: upgrade options for latest upgrade
          yocto2.6: update openssl options
          busybox: remove upstream watchdog patch
          systemd: Rebase CONFIG_CGROUP_BPF patch

Change-Id: I7b1fe71cca880d0372a82d94b5fd785323e3a9e7
Signed-off-by: Brad Bishop <bradleyb@fuzziesquirrel.com>
diff --git a/poky/meta/recipes-kernel/linux/linux-yocto-tiny_4.18.bb b/poky/meta/recipes-kernel/linux/linux-yocto-tiny_4.18.bb
new file mode 100644
index 0000000..591d41b
--- /dev/null
+++ b/poky/meta/recipes-kernel/linux/linux-yocto-tiny_4.18.bb
@@ -0,0 +1,29 @@
+KBRANCH ?= "v4.18/standard/tiny/common-pc"
+LINUX_KERNEL_TYPE = "tiny"
+KCONFIG_MODE = "--allnoconfig"
+
+require recipes-kernel/linux/linux-yocto.inc
+
+LINUX_VERSION ?= "4.18.14"
+LIC_FILES_CHKSUM = "file://COPYING;md5=bbea815ee2795b2f4230826c0c6b8814"
+
+DEPENDS += "${@bb.utils.contains('ARCH', 'x86', 'elfutils-native', '', d)}"
+DEPENDS += "openssl-native util-linux-native"
+
+KMETA = "kernel-meta"
+KCONF_BSP_AUDIT_LEVEL = "2"
+
+SRCREV_machine ?= "33859b3077c83d8a024946ba06a59990546fcbc7"
+SRCREV_meta ?= "bf98e195a4cf2404a064056b3593e83a7de84f25"
+
+PV = "${LINUX_VERSION}+git${SRCPV}"
+
+SRC_URI = "git://git.yoctoproject.org/linux-yocto.git;branch=${KBRANCH};name=machine \
+           git://git.yoctoproject.org/yocto-kernel-cache;type=kmeta;name=meta;branch=yocto-4.18;destsuffix=${KMETA}"
+
+COMPATIBLE_MACHINE = "qemux86|qemux86-64"
+
+# Functionality flags
+KERNEL_FEATURES = ""
+
+KERNEL_DEVICETREE_qemuarm = "versatile-pb.dtb"