Hi

Distro Debian Buster, Linux rockpi-4b 5.10.21-rockchip64 #21.02.3 SMP PREEMPT Mon Mar 8 01:05:08 UTC 2021 aarch64 GNU/Linux

 

I trying run HDMI-CSI bridge (auvidea B101) with board RK3399. Driver is loaded but dmesg not see any communications.

 

root@rockpi-4b:/home/stream# lsmod |grep tc
tc358743               40960  0
v4l2_dv_timings        36864  1 tc358743
v4l2_fwnode            28672  1 tc358743
videodev              299008  8 rockchip_vdec,v4l2_fwnode,videobuf2_v4l2,hantro_vpu,rockchip_rga,videobuf2_common,tc358743,v4l2_mem2mem
mc                     61440  7 rockchip_vdec,videodev,videobuf2_v4l2,hantro_vpu,videobuf2_common,tc358743,v4l2_mem2mem
cec                    73728  4 drm_kms_helper,dw_hdmi_cec,dw_hdmi,tc358743
root@rockpi-4b:/home/stream# 

 

root@rockpi-4b:/home/stream# dmesg | grep tc
[    0.000000]   DMA zone: 261632 pages, LIFO batch:63
[    0.000000]   DMA32 zone: 262144 pages, LIFO batch:63
[    0.043434] alternatives: patching kernel code
[    0.074404] hw-breakpoint: found 6 breakpoint and 4 watchpoint registers.
[    1.251179] clocksource: Switched to clocksource arch_sys_counter
[    1.385194] tcp_listen_portaddr_hash hash table entries: 1024 (order: 2, 16384 bytes, linear)
[    2.715888] rk808-rtc rk808-rtc: registered as rtc0
[    2.716455] rk808-rtc rk808-rtc: setting system clock to 2021-03-16T14:28:55 UTC (1615904935)
[    2.729422] dw_wdt ff848000.watchdog: No valid TOPs array specified
[    4.090369] rk_gmac-dwmac fe300000.ethernet: Enable RX Mitigation via HW Watchdog Timer
[    6.540539] systemd[1]: Condition check resulted in Dispatch Password Requests to Console Directory Watch when bootsplash is active being skipped.
[    8.278563] Console: switching to colour frame buffer device 240x67
[    8.567718] Bluetooth: hci0: BCM4345C5 'brcm/BCM4345C5.hcd' Patch
root@rockpi-4b:/home/stream# 

 

What is wrong, how this run?

Bonmis

 

Edited March 16, 20215 yr by bonmis

For the CSI connector to work through RK-ISP interface, you need to use legacy kernel.

 

Now, I don't know about the driver for that particular device. That is something you will have to figure out by yourself. But, as I said, the ISP driver is enabled in the legacy kernel.