VL817 USB Hub Firmware update
VL817 Hub IC Revision history
| Rivision Code | Description |
|---|---|
| B0 | Jan. 2020. Adopted ODROID-C4 1st mass production |
| C0 | Feb. 2022. Partially and sequentially be changed from B0 to C0 in the ODROID-C4. This revision purpose of the change is to update the hub silicon to reflect the latest ECN updates in the USB-IF Compliance Program and testing methods thereof since B0 was released in Feb. 2017. |
It needs root permission and libusb library.
1. Check Hub firmware version at present
Input usb-devices command on the shell prompt.
The image below show us VL817 USB-Hub Revision of firmware is 00.50.
- host
# usb-devices
2. Update firmware
Step 0. Check your revision code of the VL817(U8) on the PCB.
U8(VL817) has been placed on the top side of the PCB between USB3.0 Ports and the heatsink.
You can be confirmed the revision code on the red circle ( B0 revision code in the yellow rectangle right and bottom in the picture )
Download it if you have the revision code B0 ☛ vl817_c4_rev.9033.tgz
Download it if you have the revision code C0 ☛ vl817_c4_c0_rev.9013.tgz
Step 1. Untar it with xzf options under your ODROID and then change file mode bits to have execute permission for root if it hasn't.
If you had “C0” of it, you can see VL817_C0_LowPower_U1U2_Q7_9013.bin” instead of “VL817_Q7_9033.bin”.
- host
root@odroid:~/VL817_Update# ls -l total 44 -rw-r--r-- 1 root root 42965 Mar 9 05:17 VL817_C4_rev.9033.tgz root@odroid:~/VL817_Update# tar xzf VL817_C4_rev.9033.tgz root@odroid:~/VL817_Update# ls -l total 172 -rw-r--r-- 1 root root 42965 Mar 9 05:17 VL817_C4_rev.9033.tgz -rw-r--r-- 1 root root 34416 Mar 9 03:19 VL817_Q7_9033.bin -rwxr-xr-x 1 root root 94040 Mar 9 03:19 upgrade_hub_arm64 root@odroid:~/VL817_Update# chmod 755 ./upgrade_hub_arm64 root@odroid:~/VL817_Update#
Step 2. Update firmware by excute below command.
- host
./upgrade_hub_arm64 -vid=2109 -pid=0817 -script="./VL817_Q7_9033.bin"
* Cold-boot (Power cycling ODROID-C4) is required after firmware update.
Step 3. Check Hub firmware version again using command usb-devices.
neal