imx-boot: add support to ConnectCore 8M Nano platform

https://jira.digi.com/browse/DEL-6911

Signed-off-by: Arturo Buzarra <arturo.buzarra@digi.com>

meta-digi-arm/recipes-bsp/imx-atf/imx-atf_2.0.bb

@@ -10,10 +10,10 @@ inherit fsl-eula-unpack pkgconfig deploy
 PV = "2.0+git${SRCPV}"
 
 ATF_SRC ?= "git://source.codeaurora.org/external/imx/imx-atf.git;protocol=https"
-SRCBRANCH = "imx_4.14.98_2.1.0"
+SRCBRANCH = "imx_4.14.98_2.2.0"
 
 SRC_URI = "${ATF_SRC};branch=${SRCBRANCH}"
-SRCREV = "727cf896a4c79d152dae4537e28400c747bf39b9"
+SRCREV = "1355c5d12d75c9c7bdd08826796096bab519b3d5"
 
 S = "${WORKDIR}/git"
 

meta-digi-arm/recipes-bsp/imx-mkimage/imx-boot_0.2.bbappend

@@ -2,8 +2,8 @@
 inherit boot-artifacts
 
 # Use the v4.14 latest BSP branch
-SRCBRANCH = "imx_4.14.98_2.1.0"
+SRCBRANCH = "imx_4.14.98_2.2.0"
-SRCREV = "abd6ce551a7b81fc6953d32d92b24a4a1d4b214e"
+SRCREV = "c00cd78d2e80178171d2d7f8d0d1ce6e2ea41ac5"
 
 FILESEXTRAPATHS_prepend := "${THISDIR}/${BPN}:"
 SRC_URI_append_ccimx8x = " file://0001-iMX8QX-remove-SC_BD_FLAGS_ALT_CONFIG-flag-in-flash_r.patch"
@@ -16,7 +16,9 @@ DEPENDS_append_ccimx8x = " coreutils-native"
 # output. Note that this aggregation replaces the aggregation
 # that would otherwise be done in the image build as controlled
 # by IMAGE_BOOTFILES_DEPENDS and IMAGE_BOOTFILES in image_types_fsl.bbclass
-IMX_M4_DEMOS = "imx-m4-demos"
+IMX_M4_DEMOS        = ""
+IMX_M4_DEMOS_mx8qm  = "imx-m4-demos"
+IMX_M4_DEMOS_mx8qxp = "imx-m4-demos"
 
 # This package aggregates output deployed by other packages,
 # so set the appropriate dependencies
@@ -35,11 +37,19 @@ do_populate_lic[depends] += " \
 	firmware-imx:do_populate_lic \
 "
 ATF_MACHINE_NAME_mx8qxp = "bl31-imx8qx.bin"
+ATF_MACHINE_NAME_mx8mn = "bl31-imx8mn.bin"
+
+# 8MQ/8MM/8MN share the same soc folder
+BOOT_STAGING_mx8mn = "${S}/iMX8M"
+
+SOC_TARGET_mx8mn  = "iMX8MN"
 
 IMXBOOT_TARGETS_ccimx8x = "${@bb.utils.contains('UBOOT_CONFIG', 'fspi', 'flash_flexspi', \
                                                 'flash flash_regression_linux_m4', d)}"
 
-do_compile () {
+IMXBOOT_TARGETS_ccimx8mn = "${@bb.utils.contains('UBOOT_CONFIG', 'fspi', 'flash_evk_flexspi', 'flash_spl_uboot', d)}"
+
+compile_mx8x() {
 	bbnote 8QX boot binary build
 	cp ${DEPLOY_DIR_IMAGE}/imx8qx_m4_TCM_srtm_demo.bin       ${BOOT_STAGING}/m40_tcm.bin
 	cp ${DEPLOY_DIR_IMAGE}/imx8qx_m4_TCM_srtm_demo.bin       ${BOOT_STAGING}/m4_image.bin
@@ -51,9 +61,28 @@ do_compile () {
 	for ramc in ${RAM_CONFIGS}; do
 		cp ${DEPLOY_DIR_IMAGE}/${BOOT_TOOLS}/${SC_FIRMWARE_NAME}-${ramc} ${BOOT_STAGING}/
 	done
+}
 
+compile_mx8m() {
+	bbnote 8MQ/8MM/8MN boot binary build
+	cp ${DEPLOY_DIR_IMAGE}/signed_*_imx8m.bin                ${BOOT_STAGING}
+	cp ${DEPLOY_DIR_IMAGE}/${BOOT_TOOLS}/u-boot-spl.bin-${MACHINE}-${UBOOT_CONFIG} ${BOOT_STAGING}/u-boot-spl.bin
+	cp ${DEPLOY_DIR_IMAGE}/${BOOT_TOOLS}/${UBOOT_DTB_NAME}   ${BOOT_STAGING}/fsl-imx8mn-evk.dtb
+	cp ${DEPLOY_DIR_IMAGE}/${BOOT_TOOLS}/u-boot-nodtb.bin-${MACHINE}-${UBOOT_CONFIG}    ${BOOT_STAGING}/u-boot-nodtb.bin
+
+	cp ${DEPLOY_DIR_IMAGE}/${BOOT_TOOLS}/mkimage_uboot       ${BOOT_STAGING}/
+	cp ${DEPLOY_DIR_IMAGE}/${BOOT_TOOLS}/${ATF_MACHINE_NAME} ${BOOT_STAGING}/bl31.bin
+
+	for ddr_firmware in ${DDR_FIRMWARE_NAME}; do
+		cp ${DEPLOY_DIR_IMAGE}/${ddr_firmware} ${BOOT_STAGING}
+	done
+}
+
+do_compile () {
+	compile_${SOC_FAMILY}
 	# mkimage for i.MX8
 	for type in ${UBOOT_CONFIG}; do
+		if [ "${SOC_TARGET}" = "iMX8QX" ]; then
 		    RAM_SIZE="$(echo ${type} | sed -e 's,.*[a-z]\+\([0-9]\+[M|G]B\)$,\1,g')"
 		    for ramc in ${RAM_CONFIGS}; do
 			    if echo "${ramc}" | grep -qs "${RAM_SIZE}"; then
@@ -77,36 +106,74 @@ do_compile () {
 				    rm ${BOOT_STAGING}/u-boot-hash.bin
 			    fi
 		    done
+		else
+		    # mkimage for i.MX8M
+		    for target in ${IMXBOOT_TARGETS}; do
+			bbnote "building ${SOC_TARGET} - ${target}"
+			make SOC=${SOC_TARGET} ${target}
+			if [ -e "${BOOT_STAGING}/flash.bin" ]; then
+			    cp ${BOOT_STAGING}/flash.bin ${S}/${UBOOT_PREFIX}-${MACHINE}.bin-${target}
+			fi
+		    done
+		fi
 	done
 
 	# Check that SCFW was built at least once
-	if [ "${SCFWBUILT}" != "yes" ]; then
+	if [ "${SOC_TARGET}" = "iMX8QX" and "${SCFWBUILT}" != "yes" ]; then
 		bbfatal "SCFW was not built!"
 	fi
 }
 
+# ConnectCore 8M Nano does not have different binaries
+UBOOT_RAM_COMBINATIONS_ccimx8mn = ""
+
 do_install () {
 	install -d ${D}/boot
+	if [ "${UBOOT_RAM_COMBINATIONS}" = "" ]; then
+		for target in ${IMXBOOT_TARGETS}; do
+			install -m 0644 ${S}/${UBOOT_PREFIX}-${MACHINE}.bin-${target} ${D}/boot/
+		done
+	else
 		for ramc in ${UBOOT_RAM_COMBINATIONS}; do
 			for target in ${IMXBOOT_TARGETS}; do
 				install -m 0644 ${S}/${UBOOT_PREFIX}-${MACHINE}-${ramc}.bin-${target} ${D}/boot/
 			done
 		done
+	fi
 }
 
 do_deploy () {
 	install -d ${DEPLOYDIR}/${BOOT_TOOLS}
 
 	# copy the tool mkimage to deploy path and sc fw, dcd and uboot
+	if [ "${SOC_TARGET}" = "iMX8QX" ]; then
 		install -m 0644 ${BOOT_STAGING}/mx8qx-ahab-container.img ${DEPLOYDIR}/${BOOT_TOOLS}
 		install -m 0644 ${BOOT_STAGING}/m40_tcm.bin              ${DEPLOYDIR}/${BOOT_TOOLS}
 		install -m 0644 ${BOOT_STAGING}/m4_image.bin             ${DEPLOYDIR}/${BOOT_TOOLS}
+	fi
 	install -m 0755 ${S}/${TOOLS_NAME}                       ${DEPLOYDIR}/${BOOT_TOOLS}
 
 	# copy makefile (soc.mak) for reference
 	install -m 0644 ${BOOT_STAGING}/soc.mak     ${DEPLOYDIR}/${BOOT_TOOLS}
 
 	# copy the generated boot image to deploy path
+	if [ "${UBOOT_RAM_COMBINATIONS}" = "" ]; then
+		IMAGE_IMXBOOT_TARGET=""
+		for target in ${IMXBOOT_TARGETS}; do
+			# Use first "target" as IMAGE_IMXBOOT_TARGET
+			if [ "$IMAGE_IMXBOOT_TARGET" = "" ]; then
+				IMAGE_IMXBOOT_TARGET="$target"
+				echo "Set boot target as $IMAGE_IMXBOOT_TARGET"
+			fi
+			install -m 0644 ${S}/${UBOOT_PREFIX}-${MACHINE}.bin-${target} ${DEPLOYDIR}
+		done
+		cd ${DEPLOYDIR}
+		ln -sf ${UBOOT_PREFIX}-${MACHINE}.bin-${IMAGE_IMXBOOT_TARGET} ${UBOOT_PREFIX}-${MACHINE}.bin
+		# Link to default bootable U-Boot filename. It gets overwritten
+		# on every loop so the only last RAM_CONFIG will survive.
+		ln -sf ${UBOOT_PREFIX}-${MACHINE}.bin-${IMAGE_IMXBOOT_TARGET} ${BOOTABLE_FILENAME}
+		cd -
+	else
 		for ramc in ${UBOOT_RAM_COMBINATIONS}; do
 			IMAGE_IMXBOOT_TARGET=""
 			for target in ${IMXBOOT_TARGETS}; do
@@ -124,6 +191,8 @@ do_deploy () {
 			ln -sf ${UBOOT_PREFIX}-${MACHINE}-${ramc}.bin-${IMAGE_IMXBOOT_TARGET} ${BOOTABLE_FILENAME}
 			cd -
 		done
+	fi
+
 }
 
-COMPATIBLE_MACHINE = "(ccimx8x)"
+COMPATIBLE_MACHINE = "(ccimx8x|ccimx8mn)"

meta-digi-arm/recipes-bsp/imx-mkimage/imx-mkimage_%.bbappend

@@ -1,5 +1,5 @@
 # Copyright (C) 2018,2019 Digi International, Inc.
 
 # Use the v4.14 ga BSP branch
-SRCBRANCH = "imx_4.14.98_2.1.0"
+SRCBRANCH = "imx_4.14.98_2.2.0"
-SRCREV = "abd6ce551a7b81fc6953d32d92b24a4a1d4b214e"
+SRCREV = "c00cd78d2e80178171d2d7f8d0d1ce6e2ea41ac5"

meta-digi-arm/recipes-bsp/u-boot/digi-u-boot.inc

@@ -179,3 +179,30 @@ do_deploy_append_ccimx8x() {
 	mv ${DEPLOYDIR}/u-boot* ${DEPLOYDIR}/${BOOT_TOOLS}/
 	mv ${DEPLOYDIR}/${UBOOT_SYMLINK}-* ${DEPLOYDIR}/${BOOT_TOOLS}/
 }
+
+do_deploy_append_ccimx8mn() {
+	# Move all U-Boot artifacts to the imx-boot-tools folder
+	# U-Boot images are not bootable on the i.MX8M
+	install -d ${DEPLOYDIR}/${BOOT_TOOLS}
+	mv ${DEPLOYDIR}/u-boot-spl* ${DEPLOYDIR}/${BOOT_TOOLS}/
+
+	# Deploy the mkimage, u-boot-nodtb.bin and ccimx8mn-dvk.dtb for mkimage to generate boot binary
+	if [ -n "${UBOOT_CONFIG}" ]
+	then
+		for config in ${UBOOT_MACHINE}; do
+			i=$(expr $i + 1);
+			for type in ${UBOOT_CONFIG}; do
+				j=$(expr $j + 1);
+				if [ $j -eq $i ]
+				then
+					install -d ${DEPLOYDIR}/${BOOT_TOOLS}
+					install -m 0777 ${B}/${config}/arch/arm/dts/${UBOOT_DTB_NAME}  ${DEPLOYDIR}/${BOOT_TOOLS}
+					install -m 0777 ${B}/${config}/tools/mkimage  ${DEPLOYDIR}/${BOOT_TOOLS}/mkimage_uboot
+					install -m 0777 ${B}/${config}/u-boot-nodtb.bin  ${DEPLOYDIR}/${BOOT_TOOLS}/u-boot-nodtb.bin-${MACHINE}-${UBOOT_CONFIG}
+				fi
+			done
+			unset  j
+		done
+		unset  i
+	fi
+}