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Re: [PATCHv2 0/3] arm64 xilinx zynqmp firmware interface

From Marc Zyngier <marc.zyngier@arm.com>
Newsgroups linux.kernel
Subject Re: [PATCHv2 0/3] arm64 xilinx zynqmp firmware interface
Date 2017-08-16 17:50 +0200
Message-ID <uf8JX-pO-3@gated-at.bofh.it> (permalink)
References <uf5Cq-70D-9@gated-at.bofh.it>
Organization ARM Ltd

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On 16/08/17 13:24, Michal Simek wrote:
> Hi,
> 
> xilinx is using this interface for very long time and we can't merge our
> driver changes to Linux because of missing communication layer with
> firmware. This interface was developed before scpi and scmi was
> available. In connection to power management scpi and scmi are missing
> pieces which we already use. There is a separate discussion how to
> extend scmi to support all our use cases.

So maybe we should wait and see where this discussion is going before we
merge yet another firmware interface?

> This simply patch is not adding any power management features but only
> adding minimum functionality which are needed for drivers.

I don't get it. 600 lines of firmware interface that isn't used by
anything? Or is it? Needed by which driver?

Thanks,

	M.
-- 
Jazz is not dead. It just smells funny...

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Thread

[PATCHv2 0/3] arm64 xilinx zynqmp firmware interface Michal Simek <michal.simek@xilinx.com> - 2017-08-16 14:30 +0200
  [PATCHv2 2/3] arm64: zynqmp: dt: Add PM firmware node Michal Simek <michal.simek@xilinx.com> - 2017-08-16 14:30 +0200
  [PATCHv2 1/3] dt: xilinx: zynqmp: Add bindings for PM firmware Michal Simek <michal.simek@xilinx.com> - 2017-08-16 14:30 +0200
    Re: [PATCHv2 1/3] dt: xilinx: zynqmp: Add bindings for PM firmware Sudeep Holla <sudeep.holla@arm.com> - 2017-08-16 17:50 +0200
    Re: [PATCHv2 1/3] dt: xilinx: zynqmp: Add bindings for PM firmware Mark Rutland <mark.rutland@arm.com> - 2017-08-16 18:10 +0200
  Re: [PATCHv2 0/3] arm64 xilinx zynqmp firmware interface Marc Zyngier <marc.zyngier@arm.com> - 2017-08-16 17:50 +0200
    Re: [PATCHv2 0/3] arm64 xilinx zynqmp firmware interface Marc Zyngier <marc.zyngier@arm.com> - 2017-08-17 10:00 +0200
      Re: [PATCHv2 0/3] arm64 xilinx zynqmp firmware interface Sudeep Holla <sudeep.holla@arm.com> - 2017-08-17 11:20 +0200
        Re: [PATCHv2 0/3] arm64 xilinx zynqmp firmware interface Sudeep Holla <sudeep.holla@arm.com> - 2017-08-17 13:20 +0200

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