package/freescale-imx: Add installation of easrc-imx8mn.bin firmware

The easrc firmware is used for audio resampling. The firmware for now
exists only for imx8mn device

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

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

@@ -39,6 +39,10 @@ config BR2_PACKAGE_FIRMWARE_IMX_NEEDS_HDMI_FW
 	bool
 	default y if BR2_PACKAGE_FREESCALE_IMX_PLATFORM_IMX8M
 
+config BR2_PACKAGE_FIRMWARE_IMX_NEEDS_EASRC_FW
+	bool
+	default y if BR2_PACKAGE_FREESCALE_IMX_PLATFORM_IMX8MN
+
 config BR2_PACKAGE_FIRMWARE_IMX_NEEDS_EPDC_FW
 	bool
 	default y if BR2_PACKAGE_FREESCALE_IMX_PLATFORM_IMX6Q

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

@@ -113,6 +113,17 @@ define FIRMWARE_IMX_INSTALL_IMAGE_HDMI_FW
 endef
 endif
 
+#
+# EASRC firmware
+#
+
+ifeq ($(BR2_PACKAGE_FIRMWARE_IMX_NEEDS_EASRC_FW),y)
+define FIRMWARE_IMX_INSTALL_TARGET_EASRC_FW
+	mkdir -p $(TARGET_DIR)/lib/firmware/imx
+	cp -r $(@D)/firmware/easrc $(TARGET_DIR)/lib/firmware/imx
+endef
+endif
+
 #
 # EPDC firmware
 #
@@ -160,6 +171,7 @@ define FIRMWARE_IMX_INSTALL_IMAGES_CMDS
 endef
 
 define FIRMWARE_IMX_INSTALL_TARGET_CMDS
+	$(FIRMWARE_IMX_INSTALL_TARGET_EASRC_FW)
 	$(FIRMWARE_IMX_INSTALL_TARGET_EPDC_FW)
 	$(FIRMWARE_IMX_INSTALL_TARGET_SDMA_FW)
 	$(FIRMWARE_IMX_INSTALL_TARGET_VPU_FW)