On 23/10/2023 13:54, Zhenhua Huang wrote: > > > On 2023/10/23 17:27, Krzysztof Kozlowski wrote: >> On 23/10/2023 11:20, Zhenhua Huang wrote: >>> Add bindings for the QCOM Memory Dump driver providing debug >> >> Bindings are for hardware, not driver. This suggests it is not suitable >> for bindings at all. >> >>> facilities. Firmware dumps system cache, internal memory, >>> peripheral registers to reserved DDR as per the table which >>> populated by the driver, after crash and warm reset. >> >> Again driver :/ > > Thanks for pointing out. Qualcomm memory dump device is a reserved > memory region which is used to communicate with firmware. I will update > description in next version. I have still doubts that it is suitable for DT. I usually expect such firmware feature-drivers to be instantiated by existing firmware drivers. You do not need DT for this. Best regards, Krzysztof