arm-trusted-firmware_2019.2.bbappend: Update compilation flag
This patch updates compilation flag for versal silicon.  This flag
is only needed for s80 device.
@@ -64,6 +64,7 @@ EXTRA_OEMAKE_zynqmp_append = "${@' ZYNQMP_ATF_MEM_SIZE=${ATF_MEM_SIZE}' if d.get
EXTRA_OEMAKE_append_versal = "${@' VERSAL_ATF_MEM_BASE=${ATF_MEM_BASE}' if d.getVar('ATF_MEM_BASE', True) != '' else ''}"
EXTRA_OEMAKE_append_versal = "${@' VERSAL_ATF_MEM_SIZE=${ATF_MEM_SIZE}' if d.getVar('ATF_MEM_SIZE', True) != '' else ''}"
+EXTRA_OEMAKE_append_vc-p-a2197-00-versal =" VERSAL_PLATFORM=silicon"
do_configure() {
oe_runmake clean -C ${S} BUILD_BASE=${B} PLAT=${PLATFORM}
