Hi expert，
I meet the following problem, the meseage between two "imx-drm display-subsystem: master bind failed: -517" repeats deadloop. How can I resolve it ？Maybe it was caused by dts？
Thank you ！
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[ 3.258559] imx_rpmsg_i2c bus@5a000000:i2c-rpbus-15: add I2C adapter i2c-rpmsg-adapter successfully
[ 3.269402] imx6q-pcie 5f010000.pcie: couldn't get pcie-phy
[ 3.269996] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 3.281648] [drm] No driver support for vblank timestamp query.
[ 3.287677] imx-drm display-subsystem: bound imx-drm-dpu-bliteng.2 (ops dpu_bliteng_ops)
[ 3.295987] imx-drm display-subsystem: bound imx-dpu-crtc.0 (ops dpu_crtc_ops)
[ 3.303389] imx-drm display-subsystem: bound imx-dpu-crtc.1 (ops dpu_crtc_ops)
[ 3.311066] imx-drm display-subsystem: failed to bind bus@56220000:ldb@562210e0 (ops imx8qxp_ldb_ops): -517
[ 3.321054] imx-drm display-subsystem: master bind failed: -517
[ 3.334114] mx8-img-md: Registered mxc_isi.0.capture as /dev/video0
[ 3.340745] mx8-img-md: Registered mxc_isi.1.capture as /dev/video1
[ 3.347328] mx8-img-md: Registered mxc_isi.2.capture as /dev/video2
[ 3.353882] mx8-img-md: Registered mxc_isi.3.capture as /dev/video3
[ 3.360439] mx8-img-md: Registered mxc_isi.4.capture as /dev/video4
[ 3.367098] unregister ISI channel: mxc_isi.0
[ 3.371574] unregister ISI channel: mxc_isi.1
[ 3.376046] unregister ISI channel: mxc_isi.2
[ 3.380518] unregister ISI channel: mxc_isi.3
[ 3.384993] unregister ISI channel: mxc_isi.4
[ 3.390695] imx-cs42888 sound-cs42888: failed to find codec platform device
[ 3.399327] debugfs: Directory '59050000.sai' with parent 'wm8960-audio' already present!
[ 3.407644] imx-wm8960 sound-wm8960: wm8960-hifi <-> 59050000.sai mapping ok
[ 3.414751] imx-wm8960 sound-wm8960: ASoC: no DMI vendor name!
[ 3.535161] imx6q-pcie 5f010000.pcie: couldn't get pcie-phy
[ 3.535841] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 3.547399] [drm] No driver support for vblank timestamp query.
[ 3.553409] imx-drm display-subsystem: bound imx-drm-dpu-bliteng.2 (ops dpu_bliteng_ops)
[ 3.561708] imx-drm display-subsystem: bound imx-dpu-crtc.0 (ops dpu_crtc_ops)
[ 3.569090] imx-drm display-subsystem: bound imx-dpu-crtc.1 (ops dpu_crtc_ops)
[ 3.576708] imx-drm display-subsystem: failed to bind bus@56220000:ldb@562210e0 (ops imx8qxp_ldb_ops): -517
[ 3.586700] imx-drm display-subsystem: master bind failed: -517
[ 3.599505] imx-cs42888 sound-cs42888: failed to find codec platform device
[ 3.611756] imx6q-pcie 5f010000.pcie: couldn't get pcie-phy
[ 3.612351] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 3.623995] [drm] No driver support for vblank timestamp query.
[ 3.630019] imx-drm display-subsystem: bound imx-drm-dpu-bliteng.2 (ops dpu_bliteng_ops)
[ 3.638296] imx-drm display-subsystem: bound imx-dpu-crtc.0 (ops dpu_crtc_ops)
[ 3.645680] imx-drm display-subsystem: bound imx-dpu-crtc.1 (ops dpu_crtc_ops)
[ 3.653294] imx-drm display-subsystem: failed to bind bus@56220000:ldb@562210e0 (ops imx8qxp_ldb_ops): -517
[ 3.663293] imx-drm display-subsystem: master bind failed: -517
[ 3.675992] imx-cs42888 sound-cs42888: failed to find codec platform device
[ 3.688198] imx6q-pcie 5f010000.pcie: couldn't get pcie-phy
[ 3.688781] [drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[ 3.700441] [drm] No driver support for vblank timestamp query.
[ 3.706461] imx-drm display-subsystem: bound imx-drm-dpu-bliteng.2 (ops dpu_bliteng_ops)
[ 3.714755] imx-drm display-subsystem: bound imx-dpu-crtc.0 (ops dpu_crtc_ops)
[ 3.722192] imx-drm display-subsystem: bound imx-dpu-crtc.1 (ops dpu_crtc_ops)
[ 3.729822] imx-drm display-subsystem: failed to bind bus@56220000:ldb@562210e0 (ops imx8qxp_ldb_ops): -517
[ 3.739825] imx-drm display-subsystem: master bind failed: -517
