openpower: phal utility library support

phal(power hardware abstraction layer) utility library
Utility library functions for PHAL repository provided APIs.
This is mainly intended for advanced RAS support for phal
provided APIs in a common place. Also provides c++ wrapper
around some of libpdbg functionality.

This commit enabled build support for libphal libarary

source code is available here
https://github.com/open-power/ipl/blob/main/libphal/

Signed-off-by: Jayanth Othayoth <ojayanth@in.ibm.com>
Change-Id: I976133727ae7b632baf5d1a38c6c433b9c8b641c
diff --git a/meta-openpower/recipes-bsp/ipl/ipl_git.bb b/meta-openpower/recipes-bsp/ipl/ipl_git.bb
index 7d6163d..61e32e9 100644
--- a/meta-openpower/recipes-bsp/ipl/ipl_git.bb
+++ b/meta-openpower/recipes-bsp/ipl/ipl_git.bb
@@ -20,4 +20,4 @@
 
 RDEPENDS:${PN} = "phal-devtree"
 
-EXTRA_OECONF = "CHIP=p10"
+EXTRA_OECONF = "CHIP=p10 --enable-libphal"