On 20/06/2024 00:02, Gaurav Kashyap (QUIC) wrote: > Hello Krzysztof > > On 06/18/2024 11:17 PM PDT, Krzysztof Kozlowski wrote: >> On 19/06/2024 00:08, Gaurav Kashyap (QUIC) wrote: >>>> >>>> You may perhaps only call qcom_scm_derive_sw_secret_available() for >>>> some ICE versions. >>>> >>>> Neil >>> >>> The issue here is that for the same ICE version, based on the chipset, >>> there might be different configurations. >> >> That's not what your DTS said. To remind: your DTS said that all SM8550 and >> all SM8650 have it. Choice is obvious then: it's deducible from compatible. >> >> I still do not understand why your call cannot return you correct >> "configuration". >> > > ICE version and chipsets are disjoint, meaning for the same ICE HW present in SM8650 vs SMxxxx target, > SM8650 will have necessary TZ support, but SM8xxxx may not, that is the reason I was trying to indicate all SM8550 and > SM8650 have the necessary TZ support. There might have been a miscommunication there. No. Read your DTS again. Best regards, Krzysztof