Tried with a known-working (when using SN65DSI84 bridge) timing, but DSI will not fire up. GPIO6 is not claimed and shown as available/unused, there is no data visible from the log what is happening. I have a HDMI monitor connected, hence hotplug can't be an issue here (as the symptom is the same as if the system is headless).
Code:
pi@Pi5-SN530:~ $ kmsprintConnector 0 (33) HDMI-A-1 (connected) Encoder 0 (32) TMDS Crtc 2 (92) 1088x1920@33.01 79.000 1088/100/10/42/- 1920/4/2/4/- 33 (33.01) D Plane 2 (81) fb-id: 680 (crtcs: 2) 0,0 1088x1920 -> 0,0 1088x1920 (XR24 AR24 AB24 XB24 RG16 BG16 AR15 XR15 RG24 BG24 YU16 YV16 YU24 YV24 YU12 YV12 NV12 NV21 NV16 NV61 P030 XR30 AR30 AB30 XB30 RGB8 BGR8 XR12 AR12 XB12 AB12 BX12 BA12 RX12 RA12) FB 680 1088x1920 XR24Connector 1 (42) HDMI-A-2 (disconnected) Encoder 1 (41) TMDSpi@Pi5-SN530:~ $ dmesg | grep dsi[ 1.151446] /axi/pcie@120000/rp1/dsi@128000: Fixed dependency cycle(s) with /axi/pcie@120000/rp1/dsi@128000/bridge@0[ 1.162023] /axi/pcie@120000/rp1/dsi@128000/bridge@0: Fixed dependency cycle(s) with /axi/pcie@120000/rp1/dsi@128000[ 1.172594] /axi/pcie@120000/rp1/dsi@128000/bridge@0: Fixed dependency cycle(s) with /panel[ 1.181224] /axi/pcie@120000/rp1/dsi@128000: Fixed dependency cycle(s) with /axi/pcie@120000/rp1/dsi@128000/bridge@0[ 1.191798] /axi/pcie@120000/rp1/dsi@128000/bridge@0: Fixed dependency cycle(s) with /axi/pcie@120000/rp1/dsi@128000[ 1.202368] /axi/pcie@120000/rp1/dsi@128000/bridge@0: Fixed dependency cycle(s) with /panel[ 3.194487] /axi/pcie@120000/rp1/dsi@128000: Fixed dependency cycle(s) with /axi/pcie@120000/rp1/dsi@128000/bridge@0[ 3.205404] /axi/pcie@120000/rp1/dsi@128000/bridge@0: Fixed dependency cycle(s) with /panel[ 4.804631] drm-rp1-dsi 1f00130000.dsi: bcm2712_iommu_of_xlate: MMU 1000005280.iommu[ 4.804639] drm-rp1-dsi 1f00130000.dsi: bcm2712_iommu_probe_device: MMU 1000005280.iommu[ 4.804644] drm-rp1-dsi 1f00130000.dsi: bcm2712_iommu_device_group: MMU 1000005280.iommu[ 4.804649] drm-rp1-dsi 1f00130000.dsi: Adding to iommu group 2[ 4.804653] drm-rp1-dsi 1f00130000.dsi: bcm2712_iommu_attach_dev: MMU 1000005280.iommuCode:
pi@Pi5-SN530:~ $ grep -r "icn6211" /lib/modules/lib/modules/6.12.12-v8-16k+/modules.order:kernel/drivers/gpu/drm/bridge/chipone-icn6211.kogrep: /lib/modules/6.12.12-v8-16k+/modules.alias.bin: binary file matches/lib/modules/6.12.12-v8-16k+/modules.alias:alias of:N*T*Cchipone,icn6211C* chipone_icn6211/lib/modules/6.12.12-v8-16k+/modules.alias:alias of:N*T*Cchipone,icn6211 chipone_icn6211/lib/modules/6.12.12-v8-16k+/modules.alias:alias i2c:chipone,icn6211 chipone_icn6211/lib/modules/6.12.12-v8-16k+/modules.dep:kernel/drivers/gpu/drm/bridge/chipone-icn6211.ko.xz: kernel/drivers/gpu/drm/drm_kms_helper.ko.xz kernel/drivers/gpu/drm/drm.ko.xz kernel/drivers/gpu/drm/drm_panel_orientation_quirks.ko.xz kernel/drivers/video/backlight/backlight.ko.xz kernel/drivers/base/regmap/regmap-i2c.ko.xzgrep: /lib/modules/6.12.12-v8-16k+/modules.dep.bin: binary file matchespi@Pi5-SN530:~ $ Statistics: Posted by aBUGSworstnightmare — Wed Feb 26, 2025 7:16 am