pflash: Refactor recipe

Move pflash to a general skiboot recipe so that we can create
additional recipes for other components of skiboot.

Change-Id: I59253d17840da7a07f00bec9c650676da9ffb5e5
Signed-off-by: Patrick Williams <patrick@stwcx.xyz>
diff --git a/meta-openbmc-machines/meta-openpower/common/recipes-bsp/skiboot/skiboot.inc b/meta-openbmc-machines/meta-openpower/common/recipes-bsp/skiboot/skiboot.inc
new file mode 100644
index 0000000..757d63d
--- /dev/null
+++ b/meta-openbmc-machines/meta-openpower/common/recipes-bsp/skiboot/skiboot.inc
@@ -0,0 +1,25 @@
+HOMEPAGE = "https://github.com/open-power"
+LICENSE = "Apache-2.0"
+
+SRC_URI += "git://github.com/open-power/skiboot.git"
+
+LIC_FILES_CHKSUM = "file://${S}/LICENCE;md5=3b83ef96387f14655fc854ddc3c6bd57"
+
+SRCREV = "skiboot-5.3.0"
+PV = "5.3.0"
+
+S = "${WORKDIR}/git"
+
+EXTRA_OEMAKE = "CROSS_COMPILE=${TARGET_PREFIX} SKIBOOT_VERSION=${PV} V=1"
+
+SKIBOOT_SUBDIR ?= "external/${PN}"
+
+do_compile() {
+    oe_runmake -C ${SKIBOOT_SUBDIR} all
+}
+
+do_install() {
+    oe_runmake -C ${SKIBOOT_SUBDIR} install DESTDIR=${D} PREFIX=${D}/usr
+}
+
+BBCLASSEXTEND = "native nativesdk"