hal: Update for support for SDXPOORWILLS

Add correct configurations and feature flags for SDXPOORWILLS

Change-Id: I84559e7d542ac7bef86128e188285f34a8d5aaa4
diff --git a/configure.ac b/configure.ac
index 805d00c..78519fc 100644
--- a/configure.ac
+++ b/configure.ac
@@ -73,6 +73,10 @@
          AC_SUBST([TARGET_PLATFORM], ["msm8974"])
          TARGET_CFLAGS="-DPLATFORM_MSM8998"
 fi
+if (test x$TARGET_SUPPORT = xsdxpoorwills); then
+         AC_SUBST([TARGET_PLATFORM], ["msm8974"])
+         TARGET_CFLAGS="-DPLATFORM_SDX24"
+fi
 AC_SUBST([TARGET_CFLAGS])
 
 AM_CONDITIONAL([QTI_AUDIO_SERVER_ENABLED],[test x$BOARD_SUPPORTS_QTI_AUDIO_SERVER = xtrue])