meta-phosphor: Add iotools recipe

iotools is a command line utility for access to hardware device
registers.

Since iotools uses a Makefile for building and installing, this recipe
includes do_compile for build options and do_install for the packaged
binary.

Signed-off-by: Xo Wang <xow@google.com>
Change-Id: I783477d6de58a1e1868dd0383b46aa9bbe5d37ac
diff --git a/common/recipes-devtools/iotools/iotools_1.6.bb b/common/recipes-devtools/iotools/iotools_1.6.bb
new file mode 100644
index 0000000..e3c02c2
--- /dev/null
+++ b/common/recipes-devtools/iotools/iotools_1.6.bb
@@ -0,0 +1,22 @@
+DESCRIPTION = "Command line tools for hardware device registers"
+HOMEPAGE = "https://github.com/adurbin/iotools"
+LICENSE = "GPLv2"
+LIC_FILES_CHKSUM = "file://COPYING;md5=751419260aa954499f7abaabaa882bbe"
+SRCREV = "452ad1f4957a4f307fbe204419e5d08a1a1febb9"
+SRC_URI = "git://git@github.com/adurbin/iotools.git;protocol=https"
+PV = "v1.6+git${SRCPV}"
+
+S = "${WORKDIR}/git"
+FILES_${PN} = "${sbindir}"
+
+do_compile() {
+    # CC is overridden in the Makefile, so override it harder in the invocation
+    oe_runmake CC="${CC}" DEBUG="${DEBUG_BUILD-0}" STATIC=0
+}
+
+# The "install" make target runs the binary to create links for subcommands.
+# The links are excessive and this doesn't work for cross compiling.
+do_install() {
+    install -d ${D}${sbindir}
+    install -m 0755 iotools ${D}${sbindir}
+}