layerscape: add ddr-phy package

Add ddr-phy package for layerscape. Currently only LX2160ARDB
requires the package.

Signed-off-by: Yangbo Lu <yangbo.lu@nxp.com>
[use AUTORELEASE]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>

package/firmware/layerscape/ls-ddr-phy/Makefile

+# SPDX-License-Identifier: GPL-2.0-or-later
+#
+# Copyright 2020 NXP
+#
+
+include $(TOPDIR)/rules.mk
+
+PKG_NAME:=ls-ddr-phy
+PKG_VERSION:=LSDK-20.04-update-290520
+PKG_RELEASE:=$(AUTORELEASE)
+
+PKG_SOURCE_PROTO:=git
+PKG_SOURCE_URL:=https://github.com/NXP/ddr-phy-binary.git
+PKG_SOURCE_VERSION:=fbc036b88acb6c06ffed02c898cbae9856ec75ba
+PKG_MIRROR_HASH:=84e2bdea99384211971bb23ba9ed18b5839628ff2aa0738d2978bbdf841638cb
+PKG_BUILD_DEPENDS:=tfa-layerscape/host
+
+PKG_LICENSE:=EULA
+PKG_LICENSE_FILES:=NXP-Binary-EULA.txt
+
+include $(INCLUDE_DIR)/package.mk
+
+define Package/layerscape-ddr-phy
+  SECTION:=firmware
+  CATEGORY:=Firmware
+  TITLE:=NXP Layerscape DDR PHY firmware
+  DEPENDS:=@TARGET_layerscape
+endef
+
+define Build/Compile
+	cd $(PKG_BUILD_DIR)/lx2160a/ && \
+	tfa-fiptool create \
+		--ddr-immem-udimm-1d ddr4_pmu_train_imem.bin \
+		--ddr-immem-udimm-2d ddr4_2d_pmu_train_imem.bin \
+		--ddr-dmmem-udimm-1d ddr4_pmu_train_dmem.bin \
+		--ddr-dmmem-udimm-2d ddr4_2d_pmu_train_dmem.bin \
+		--ddr-immem-rdimm-1d ddr4_rdimm_pmu_train_imem.bin \
+		--ddr-immem-rdimm-2d ddr4_rdimm2d_pmu_train_imem.bin \
+		--ddr-dmmem-rdimm-1d ddr4_rdimm_pmu_train_dmem.bin \
+		--ddr-dmmem-rdimm-2d ddr4_rdimm2d_pmu_train_dmem.bin \
+		fip_ddr_all.bin
+endef
+
+define Build/InstallDev
+	$(INSTALL_DIR) $(STAGING_DIR_IMAGE)
+	$(CP) $(PKG_BUILD_DIR)/lx2160a/fip_ddr_all.bin \
+		$(STAGING_DIR_IMAGE)/fsl_lx2160a-rdb-fip_ddr_all.bin
+endef
+
+$(eval $(call BuildPackage,layerscape-ddr-phy))