refactor(plat/soc-lx2160): move errata to common directory

Will add more Erratas, some errata can be used for multiple
platforms, so move errata to be common code which can
be share between different platforms.

Signed-off-by: Jiafei Pan <Jiafei.Pan@nxp.com>
Change-Id: Ib149b3eac365bdb593331e9f38f0b89d92c9c0d1

4 files changed, 24 insertions, 23 deletions

diff --git a/plat/nxp/soc-lx2160a/erratas_soc.c b/plat/nxp/common/soc_errata/errata.c
index 8f3aa9f41..958cb3944 100644
--- a/plat/nxp/soc-lx2160a/erratas_soc.c
+++ b/plat/nxp/common/soc_errata/errata.c
@@ -415,4 +415,4 @@ void erratum_a050426(void)
 	mmio_write_32(0x700117E60, val3);
 	mmio_write_32(0x700117E90, val4);
 }
-#endif
+#endif /* ERRATA_SOC_A050426 */
diff --git a/plat/nxp/common/soc_errata/errata.mk b/plat/nxp/common/soc_errata/errata.mk
new file mode 100644
index 000000000..ce14825b6
--- /dev/null
+++ b/plat/nxp/common/soc_errata/errata.mk
@@ -0,0 +1,22 @@
+#
+# Copyright 2021 NXP
+#
+# SPDX-License-Identifier: BSD-3-Clause
+#
+# Platform Errata Build flags.
+# These should be enabled by the platform if the erratum workaround needs to be
+# applied.
+
+ERRATA := \
+  ERRATA_SOC_A050426
+
+define add_errata_define
+  $(1) ?= 0
+  ifeq ($$($(1)),1)
+    $$(eval $$(call add_define,$(1)))
+  endif
+endef
+
+$(foreach e,$(ERRATA),$(eval $(call add_errata_define,$(e))))
+
+BL2_SOURCES += $(PLAT_COMMON_PATH)/soc_errata/errata.c
diff --git a/plat/nxp/soc-lx2160a/erratas_soc.mk b/plat/nxp/soc-lx2160a/erratas_soc.mk
deleted file mode 100644
index 07bed0385..000000000
--- a/plat/nxp/soc-lx2160a/erratas_soc.mk
+++ /dev/null
@@ -1,21 +0,0 @@
-#
-# Copyright 2020 NXP
-#
-# SPDX-License-Identifier: BSD-3-Clause
-#
-# Platform Errata Build flags.
-# These should be enabled by the platform if the erratum workaround needs to be
-# applied.
-
-# Flag to apply erratum 50426 workaround during reset.
-ERRATA_SOC_A050426	?= 0
-
-# Process ERRATA_SOC_A050426 flag
-ifeq (${ERRATA_SOC_A050426}, 1)
-INCL_SOC_ERRATA_SOURCES	:= yes
-$(eval $(call add_define,ERRATA_SOC_A050426))
-endif
-
-ifeq (${INCL_SOC_ERRATA_SOURCES},yes)
-BL2_SOURCES	+= 	${PLAT_SOC_PATH}/erratas_soc.c
-endif
diff --git a/plat/nxp/soc-lx2160a/soc.mk b/plat/nxp/soc-lx2160a/soc.mk
index 8ab143083..35da225ce 100644
--- a/plat/nxp/soc-lx2160a/soc.mk
+++ b/plat/nxp/soc-lx2160a/soc.mk
@@ -138,7 +138,7 @@ endif
 include ${PLAT_DRIVERS_PATH}/drivers.mk
 
  # Adding SoC specific files
-include ${PLAT_SOC_PATH}/erratas_soc.mk
+include ${PLAT_COMMON_PATH}/soc_errata/errata.mk
 
 PLAT_INCLUDES		+=	${NV_STORAGE_INCLUDES}\
 				${WARM_RST_INCLUDES}