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Multi-DTB Fitimage implementation #1274

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Multi-DTB Fitimage implementation #1274

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9c2532c
lib/qcom_fitimage.py: add DTB-only FIT image generation support
Kavinaya99 Nov 17, 2025
a13b274
recipes-kernel: add qcom-dtb-metadata recipe for FIT image generation
Kavinaya99 Nov 14, 2025
dafd926
classes-recipe: add dtb-fit-image.bbclass for FIT image generation
Kavinaya99 Dec 2, 2025
0f47ad9
qcom-common.inc: define variables for FIT image generation
Kavinaya99 Dec 1, 2025
329f784
linux-qcom-dtbbin.bbclass: support multi-dtb.vfat generation in FIT f…
Kavinaya99 Nov 14, 2025
cec628e
iq-8275-evk.conf: add compatible string for monaco-evk.dtb
Kavinaya99 Nov 14, 2025
51fca9f
iq-9075-evk.conf: add compatible string for lemans-evk.dtb
Kavinaya99 Nov 14, 2025
0a2a693
qcm6490-idp.conf: add compatible string for qcm6490-idp.dtb
Kavinaya99 Nov 14, 2025
5c141cb
qcs615-adp-air.conf: add compatible string for qcs615-ride.dtb
Kavinaya99 Nov 14, 2025
1c25851
qcs8300-ride-sx.conf: add compatible string for qcs8300-ride.dtb
Kavinaya99 Nov 14, 2025
9b80f00
qcs9100-ride-sx.conf: add compatible string for supported dtbs
Kavinaya99 Dec 1, 2025
db43c5e
rb3gen2-core-kit.conf : add compatible string for supported dtbs
Kavinaya99 Dec 1, 2025
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11 changes: 9 additions & 2 deletions classes/linux-qcom-dtbbin.bbclass
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Original file line number Diff line number Diff line change
Expand Up @@ -4,8 +4,10 @@
# SPDX-License-Identifier: BSD-3-Clause-Clear
#

inherit dtb-fit-image

DTBBIN_DEPLOYDIR = "${WORKDIR}/qcom_dtbbin_deploy-${PN}"
DTBBIN_SIZE ?= "4096"
DTBBIN_SIZE ?= "65536"
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@ricardosalveti ricardosalveti Dec 2, 2025

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This will also impact the size of every dtb vfat image we generate.


do_qcom_dtbbin_deploy[depends] += "dosfstools-native:do_populate_sysroot mtools-native:do_populate_sysroot"
do_qcom_dtbbin_deploy[cleandirs] = "${DTBBIN_DEPLOYDIR}"
Expand All @@ -21,8 +23,13 @@ do_qcom_dtbbin_deploy() {
mcopy -i "${DTBBIN_DEPLOYDIR}/dtb-${dtb_base_name}-image.vfat" -vsmpQ ${DTBBIN_DEPLOYDIR}/$dtb_base_name/* ::/
rm -rf ${DTBBIN_DEPLOYDIR}/$dtb_base_name
done
# Generate qclinux_fit.img along side combined-dtb.dtb
if [ -f "${DEPLOY_DIR_IMAGE}/fitImage" ]; then
mkfs.vfat -S ${QCOM_VFAT_SECTOR_SIZE} -C ${DTBBIN_DEPLOYDIR}/multi-dtb.vfat ${DTBBIN_SIZE}
mcopy -i "${DTBBIN_DEPLOYDIR}/multi-dtb.vfat" -vsmpQ ${DEPLOY_DIR_IMAGE}/fitImage ::/qclinux_fit.img
fi
}
addtask qcom_dtbbin_deploy after do_populate_sysroot do_packagedata before do_deploy
addtask qcom_dtbbin_deploy after do_populate_sysroot do_packagedata do_deploy do_deploy_qcom_fitimage before do_build

# Setup sstate, see deploy.bbclass
SSTATETASKS += "do_qcom_dtbbin_deploy"
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