Kbuild: Always use $(PHASE_)

It is confusing to have both "$(PHASE_)" and "$(XPL_)" be used in our
Makefiles as part of the macros to determine when to do something in our
Makefiles based on what phase of the build we are in. For consistency,
bring this down to a single macro and use "$(PHASE_)" only.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/lib/mbedtls/Makefile b/lib/mbedtls/Makefile
index 4bbe7ce..c5b445b 100644
--- a/lib/mbedtls/Makefile
+++ b/lib/mbedtls/Makefile
@@ -6,19 +6,19 @@
 MBEDTLS_LIB_DIR = external/mbedtls/library
 
 # shim layer for hash
-obj-$(CONFIG_$(XPL_)MD5_MBEDTLS) += md5.o
-obj-$(CONFIG_$(XPL_)SHA1_MBEDTLS) += sha1.o
-obj-$(CONFIG_$(XPL_)SHA256_MBEDTLS) += sha256.o
-obj-$(CONFIG_$(XPL_)SHA512_MBEDTLS) += sha512.o
+obj-$(CONFIG_$(PHASE_)MD5_MBEDTLS) += md5.o
+obj-$(CONFIG_$(PHASE_)SHA1_MBEDTLS) += sha1.o
+obj-$(CONFIG_$(PHASE_)SHA256_MBEDTLS) += sha256.o
+obj-$(CONFIG_$(PHASE_)SHA512_MBEDTLS) += sha512.o
 
 # x509 libraries
-obj-$(CONFIG_$(XPL_)ASYMMETRIC_PUBLIC_KEY_MBEDTLS) += \
+obj-$(CONFIG_$(PHASE_)ASYMMETRIC_PUBLIC_KEY_MBEDTLS) += \
 	public_key.o
-obj-$(CONFIG_$(XPL_)X509_CERTIFICATE_PARSER_MBEDTLS) += \
+obj-$(CONFIG_$(PHASE_)X509_CERTIFICATE_PARSER_MBEDTLS) += \
 	x509_cert_parser.o
-obj-$(CONFIG_$(XPL_)PKCS7_MESSAGE_PARSER_MBEDTLS) += pkcs7_parser.o
-obj-$(CONFIG_$(XPL_)MSCODE_PARSER_MBEDTLS) += mscode_parser.o
-obj-$(CONFIG_$(XPL_)RSA_PUBLIC_KEY_PARSER_MBEDTLS) += rsa_helper.o
+obj-$(CONFIG_$(PHASE_)PKCS7_MESSAGE_PARSER_MBEDTLS) += pkcs7_parser.o
+obj-$(CONFIG_$(PHASE_)MSCODE_PARSER_MBEDTLS) += mscode_parser.o
+obj-$(CONFIG_$(PHASE_)RSA_PUBLIC_KEY_PARSER_MBEDTLS) += rsa_helper.o
 
 # MbedTLS crypto library
 obj-$(CONFIG_$(XPL_)MBEDTLS_LIB) += mbedtls_lib_crypto.o
@@ -27,35 +27,35 @@
 	$(MBEDTLS_LIB_DIR)/constant_time.o \
 	$(MBEDTLS_LIB_DIR)/md.o
 
-mbedtls_lib_crypto-$(CONFIG_$(XPL_)MD5_MBEDTLS) += $(MBEDTLS_LIB_DIR)/md5.o
-mbedtls_lib_crypto-$(CONFIG_$(XPL_)SHA1_MBEDTLS) += $(MBEDTLS_LIB_DIR)/sha1.o
-mbedtls_lib_crypto-$(CONFIG_$(XPL_)SHA256_MBEDTLS) += \
+mbedtls_lib_crypto-$(CONFIG_$(PHASE_)MD5_MBEDTLS) += $(MBEDTLS_LIB_DIR)/md5.o
+mbedtls_lib_crypto-$(CONFIG_$(PHASE_)SHA1_MBEDTLS) += $(MBEDTLS_LIB_DIR)/sha1.o
+mbedtls_lib_crypto-$(CONFIG_$(PHASE_)SHA256_MBEDTLS) += \
 	$(MBEDTLS_LIB_DIR)/sha256.o
-mbedtls_lib_crypto-$(CONFIG_$(XPL_)SHA512_MBEDTLS) += \
+mbedtls_lib_crypto-$(CONFIG_$(PHASE_)SHA512_MBEDTLS) += \
 	$(MBEDTLS_LIB_DIR)/sha512.o
-mbedtls_lib_crypto-$(CONFIG_$(XPL_)HKDF_MBEDTLS) += \
+mbedtls_lib_crypto-$(CONFIG_$(PHASE_)HKDF_MBEDTLS) += \
 	$(MBEDTLS_LIB_DIR)/hkdf.o
 
 # MbedTLS X509 library
 obj-$(CONFIG_$(XPL_)MBEDTLS_LIB_X509) += mbedtls_lib_x509.o
 mbedtls_lib_x509-y := $(MBEDTLS_LIB_DIR)/x509.o
-mbedtls_lib_x509-$(CONFIG_$(XPL_)ASN1_DECODER_MBEDTLS) += \
+mbedtls_lib_x509-$(CONFIG_$(PHASE_)ASN1_DECODER_MBEDTLS) += \
 	$(MBEDTLS_LIB_DIR)/asn1parse.o \
 	$(MBEDTLS_LIB_DIR)/asn1write.o \
 	$(MBEDTLS_LIB_DIR)/oid.o
-mbedtls_lib_x509-$(CONFIG_$(XPL_)RSA_PUBLIC_KEY_PARSER_MBEDTLS) += \
+mbedtls_lib_x509-$(CONFIG_$(PHASE_)RSA_PUBLIC_KEY_PARSER_MBEDTLS) += \
 	$(MBEDTLS_LIB_DIR)/bignum.o \
 	$(MBEDTLS_LIB_DIR)/bignum_core.o \
 	$(MBEDTLS_LIB_DIR)/rsa.o \
 	$(MBEDTLS_LIB_DIR)/rsa_alt_helpers.o
-mbedtls_lib_x509-$(CONFIG_$(XPL_)ASYMMETRIC_PUBLIC_KEY_MBEDTLS) += \
+mbedtls_lib_x509-$(CONFIG_$(PHASE_)ASYMMETRIC_PUBLIC_KEY_MBEDTLS) += \
 	$(MBEDTLS_LIB_DIR)/pk.o \
 	$(MBEDTLS_LIB_DIR)/pk_wrap.o \
 	$(MBEDTLS_LIB_DIR)/pkparse.o
-mbedtls_lib_x509-$(CONFIG_$(XPL_)X509_CERTIFICATE_PARSER_MBEDTLS) += \
+mbedtls_lib_x509-$(CONFIG_$(PHASE_)X509_CERTIFICATE_PARSER_MBEDTLS) += \
 	$(MBEDTLS_LIB_DIR)/x509_crl.o \
 	$(MBEDTLS_LIB_DIR)/x509_crt.o
-mbedtls_lib_x509-$(CONFIG_$(XPL_)PKCS7_MESSAGE_PARSER_MBEDTLS) += \
+mbedtls_lib_x509-$(CONFIG_$(PHASE_)PKCS7_MESSAGE_PARSER_MBEDTLS) += \
 	$(MBEDTLS_LIB_DIR)/pkcs7.o
 
 #mbedTLS TLS support