On 07/03/18 22:25, Jolly Shah wrote: > Hi Sudeep, > [...] >>> +Examples: >>> + firmware { >>> + zynqmp_firmware: zynqmp-firmware { >>> + compatible = "xlnx,zynqmp-firmware"; >>> + method = "smc"; >>> + }; >>> + }; >>> >> >> Do you foresee using SMC/HVC for this firmware even on future platforms? >> If not, I suggest to keep the protocol part separate from the transport i.e. >> smc/hvc via ATF. It could be replaced with mailbox or some h/w mechanism in >> future ? >> > > We have PSCI and EEMI interfaces exposed to linux from ATF. PSCI is > an EEMI client. We do not have current plans to switch to mailbox as it > will require 2 communication channels to PMU as PSCI is through ATF. > OK, but I just saw some bindings that has mailbox interface, honestly it's getting too confusing with multiple series on the same thing floating and hence I requested to put it together as one series. -- Regards, Sudeep -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html