boot/uboot: Add ddr3 IMX firmware files to uboot package dir

The mainline U-Boot can create an i.MX specific firmware image (e.g. flash.bin).
For this the i.MX firmware files must be in the toplevel directory.

Signed-off-by: Michael Trimarchi <michael@amarulasolutions.com>
Signed-off-by: Arnout Vandecappelle (Essensium/Mind) <arnout@mind.be>

boot/uboot/uboot.mk

@@ -187,7 +187,8 @@ UBOOT_DEPENDENCIES += firmware-imx
 UBOOT_IMX_FW_FILES = \
 	$(if $(BR2_PACKAGE_FIRMWARE_IMX_NEEDS_HDMI_FW),signed_hdmi_imx8m.bin) \
 	$(if $(BR2_PACKAGE_FIRMWARE_IMX_LPDDR4),lpddr4*.bin) \
-	$(if $(BR2_PACKAGE_FIRMWARE_IMX_DDR4),ddr4*.bin)
+	$(if $(BR2_PACKAGE_FIRMWARE_IMX_DDR4),ddr4*.bin) \
+	$(if $(BR2_PACKAGE_FIRMWARE_IMX_DDR3),ddr3*.bin)
 
 define UBOOT_COPY_IMX_FW_FILES
 	$(foreach fw,$(UBOOT_IMX_FW_FILES),\

package/freescale-imx/firmware-imx/Config.in

@@ -71,6 +71,11 @@ config BR2_PACKAGE_FIRMWARE_IMX_DDR4
 	help
 	  Use DDR4 binaries (i.e.: ddr4_*_201810.bin).
 
+config BR2_PACKAGE_FIRMWARE_IMX_DDR3
+	bool "DDR3"
+	help
+	  Use DDR3 binaries (i.e.: ddr3_*_201810.bin).
+
 endchoice # DDR training FW
 
 config BR2_PACKAGE_FIRMWARE_IMX_IMEM_LEN

package/freescale-imx/firmware-imx/firmware-imx.mk

@@ -82,6 +82,26 @@ define FIRMWARE_IMX_INSTALL_IMAGE_DDR_FW
 endef
 endif
 
+ifeq ($(BR2_PACKAGE_FIRMWARE_IMX_DDR3),y)
+FIRMWARE_IMX_DDRFW_DIR = $(@D)/firmware/ddr/synopsys
+
+define FIRMWARE_IMX_INSTALL_IMAGE_DDR_FW
+	# Create padded versions of ddr3_* and generate ddr3_fw.bin.
+	# ddr3_fw.bin is needed when generating imx8-boot-sd.bin
+	# which is done in post-image script.
+	$(call FIRMWARE_IMX_PREPARE_DDR_FW, \
+		ddr3_imem_1d_201810,ddr3_dmem_1d_201810,ddr3_1d_201810_fw)
+	cat $(FIRMWARE_IMX_DDRFW_DIR)/ddr3_1d_201810_fw.bin > \
+		$(BINARIES_DIR)/ddr3_201810_fw.bin
+	ln -sf $(BINARIES_DIR)/ddr3_201810_fw.bin $(BINARIES_DIR)/ddr_fw.bin
+
+	# U-Boot supports creation of the combined flash.bin image. To make
+	# sure that U-Boot can access all available files copy them to
+	# the binary dir.
+	cp $(FIRMWARE_IMX_DDRFW_DIR)/ddr3*.bin $(BINARIES_DIR)/
+endef
+endif
+
 #
 # HDMI firmware
 #