arm64 devices dragonboard 410c (QC410E) and hi6220-hikey running Linux next-20190806 loading modules causing floods of kernel messages. We have enabled few extra kernel configs for testing. CONFIG_DRM_I2C_ADV7511=m CONFIG_DRM_I2C_ADV7511_CEC=y ... Please find below boot log and config file link. [ 0.000000] Linux version 5.3.0-rc3-next-20190806 (oe-user@oe-host) (gcc version 7.3.0 (GCC)) #1 SMP PREEMPT Tue Aug 6 05:49:36 UTC 2019 [ 0.000000] Machine model: Qualcomm Technologies, Inc. APQ 8016 SBC .... [ 10.051193] adv7511 3-0039: 3-0039 supply dvdd not found, using dummy regulator [ 10.051633] adv7511 3-0039: 3-0039 supply pvdd not found, using dummy regulator [ 10.076257] adreno 1c00000.gpu: Adding to iommu group 0 [ 10.090929] adv7511 3-0039: 3-0039 supply a2vdd not found, using dummy regulator [ 10.101703] msm_mdp 1a01000.mdp: Adding to iommu group 1 [ 10.102563] msm_mdp 1a01000.mdp: No interconnect support may cause display underflows! [ 10.139492] adv7511 3-0039: failed to find dsi host ... [ 33.065744] adv7511 3-0039: failed to find dsi host [ 33.076721] msm 1a00000.mdss: 1a00000.mdss supply vdd not found, using dummy regulator [ 33.078344] msm_mdp 1a01000.mdp: [drm:mdp5_bind [msm]] MDP5 version v1.6 [ 33.083862] msm 1a00000.mdss: bound 1a01000.mdp (ops mdp5_ops [msm]) [ 33.090892] msm_dsi 1a98000.dsi: 1a98000.dsi supply gdsc not found, using dummy regulator [ 33.097756] msm_dsi 1a98000.dsi: 1a98000.dsi supply gdsc not found, using dummy regulator [ 33.106606] msm_dsi_manager_register: failed to register mipi dsi host for DSI 0 [ 33.114579] msm 1a00000.mdss: failed to bind 1a98000.dsi (ops dsi_ops [msm]): -517 [ 33.121263] msm 1a00000.mdss: master bind failed: -517 [ 33.135547] adv7511 3-0039: 3-0039 supply dvdd not found, using dummy regulator [ 33.139360] adv7511 3-0039: 3-0039 supply pvdd not found, using dummy regulator [ 33.143646] adv7511 3-0039: 3-0039 supply a2vdd not found, using dummy regulator Full test log https://lkft.validation.linaro.org/scheduler/job/860208#L956 metadata: git branch: master git repo: https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git git commit: 958eb4327c1761c609bde8e9f7c04e9d1c6fbb96 git describe: next-20190806 make_kernelversion: 5.3.0-rc3 kernel-config: http://snapshots.linaro.org/openembedded/lkft/lkft/sumo/dragonboard-410c/lkft/linux-next/579/config kernel-defconfig: http://snapshots.linaro.org/openembedded/lkft/lkft/sumo/dragonboard-410c/lkft/linux-next/579/defconfig build-location: http://snapshots.linaro.org/openembedded/lkft/lkft/sumo/dragonboard-410c/lkft/linux-next/579 Best regards Naresh Kamboju