From: Geert Uytterhoeven <geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org>
To: Simon Horman <horms-/R6kz+dDXgpPR4JQBCEnsQ@public.gmane.org>,
Magnus Damm <magnus.damm-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org>
Cc: Khiem Nguyen
<khiem.nguyen.xt-zM6kxYcvzFBBDgjK7y7TUQ@public.gmane.org>,
linux-renesas-soc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r@public.gmane.org,
devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org,
Geert Uytterhoeven
<geert+renesas-gXvu3+zWzMSzQB+pC5nmwQ@public.gmane.org>
Subject: [PATCH 0/2] arm64: dts: renesas: Upgrade to PSCI v1.0 to support Suspend-to-RAM
Date: Fri, 17 Feb 2017 18:00:30 +0100 [thread overview]
Message-ID: <1487350832-29820-1-git-send-email-geert+renesas@glider.be> (raw)
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.
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!
Khiem Nguyen (2):
arm64: dts: r8a7795: Upgrade to PSCI v1.0 to support Suspend-to-RAM
arm64: dts: r8a7796: Upgrade to PSCI v1.0 to support Suspend-to-RAM
arch/arm64/boot/dts/renesas/r8a7795.dtsi | 2 +-
arch/arm64/boot/dts/renesas/r8a7796.dtsi | 2 +-
2 files changed, 2 insertions(+), 2 deletions(-)
--
1.9.1
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert-Td1EMuHUCqxL1ZNQvxDV9g@public.gmane.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
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next reply other threads:[~2017-02-17 17:00 UTC|newest]
Thread overview: 4+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-02-17 17:00 Geert Uytterhoeven [this message]
2017-02-17 17:00 ` [PATCH 1/2] arm64: dts: r8a7795: Upgrade to PSCI v1.0 to support Suspend-to-RAM Geert Uytterhoeven
2017-02-17 18:06 ` Sudeep Holla
2017-02-17 17:00 ` [PATCH 2/2] arm64: dts: r8a7796: " Geert Uytterhoeven
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