[PATCH v2 0/2] arm64: dts: renesas: Upgrade to PSCI v1.0 to support Suspend-to-RAM
Simon Horman
horms at verge.net.au
Thu Mar 2 07:05:34 PST 2017
On Fri, Feb 24, 2017 at 02:49:12PM +0100, Geert Uytterhoeven wrote:
> Hi Simon, Magnus,
>
> This patch series upgrades the version of the PSCI firmware, as
> advertised in DT on Renesas R-Car Gen3 systems, from v0.2 to v1.0.
>
> Note that this series does not have any runtime effects: as of PSCI
> v0.2, PSCI provides a VERSION API. Hence Linux always detected the
> actual version, regardless of what was stated in DT, and enabled v1.0
> features like system suspend:
>
> PSCIv1.0 detected in firmware.
>
> However, it is better to have the real hardware^H^H^H^H^H^H^H^Hfirmware
> description in DT.
>
> Changes compared to v1:
> - Keep "arm,psci-0.2".
>
> Tested on Salvator-X (both H3 and M3-W) with firmware v2.16.0, but I do
> have old boot logs showing that PSCIv1.0 has been detected for a long
> time.
>
> Thanks for applying!
Thanks, I have queued these up for v4.12.
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