From: keita kobayashi <keita.kobayashi.ym@renesas.com>
To: Daniel Lezcano <daniel.lezcano@linaro.org>
Cc: horms@verge.net.au, rjw@rjwysocki.net, linux-sh@vger.kernel.org,
linux-pm@vger.kernel.org, magnus.damm@gmail.com
Subject: Re: [RFC/PATCH 0/6] Add CPUIdle support for Renesas SoCs
Date: Fri, 6 Mar 2015 18:38:33 +0900 [thread overview]
Message-ID: <54F97599.7050904@renesas.com> (raw)
In-Reply-To: <54F89A23.1060008@linaro.org>
Hi Daniel
(2015/03/06 3:02), Daniel Lezcano wrote:
> On 03/04/2015 05:55 AM, Keita Kobayashi wrote:
>> Hello
>>
>> These patches add CPUIdle support for Renesas SoCs.
>> These patches have been tested on Renesas Gen2 series with
>> following cases on renesas-devel-20150301-v4.0-rc1 tag.
>>
>> [Test case]
>> a. Lager board(CA15 * 4)
>> b. Lager board(CA7 * 4)
>> c. Lager board(CA15 * 4 + CA7 *4)
>> d. Koelsch board(CA15 * 2)
>>
>> These cases work fine.
>>
>> Keita Kobayashi (6):
>> cpuidle: renesas: Add CPUIdle Driver for Renesas SoCs
>> ARM: shmobile: Change CPUIdle InterFace
>> ARM: shmobile: APMU: Add Core-Standby function for CPUIdle
>> ARM: shmobile: r8a7791: Add Core-Standby CPUIdle support for r8a7791
>> ARM: shmobile: r8a7790: Add Core-Standby CPUIdle support for r8a7790
>> ARM: shmobile: Enable Renesas CPUIdle for shmobile_defconfig
>>
>> arch/arm/configs/shmobile_defconfig | 2 +
>> arch/arm/mach-shmobile/common.h | 8 +-
>> arch/arm/mach-shmobile/cpuidle.c | 31 ++++---
>> arch/arm/mach-shmobile/platsmp-apmu.c | 20 ++++-
>> arch/arm/mach-shmobile/pm-r8a7790.c | 55 ++++++++++++
>> arch/arm/mach-shmobile/pm-r8a7791.c | 41 +++++++++
>> drivers/cpuidle/Kconfig.arm | 8 ++
>> drivers/cpuidle/Makefile | 1 +
>> drivers/cpuidle/cpuidle-renesas.c | 118 ++++++++++++++++++++++++++
>> include/linux/platform_data/renesas-cpuidle.h | 24 ++++++
>> 10 files changed, 294 insertions(+), 14 deletions(-)
>> create mode 100644 drivers/cpuidle/cpuidle-renesas.c
>> create mode 100644 include/linux/platform_data/renesas-cpuidle.h
>
> Hi Keita,
>
> the platform approach to pass private data from the arch specific to the cpuidle driver no longer accepted. Unfortunately, there is no alternate solution upstream.
>
> But hopefully, there is a patchset [1] submitted for upstreaming which unify arm32/64 into a single generic cpuidle driver and use the DT to define the idle functions to be used.
>
> I suggest you have a look at this patchset if it can fit your need.
>
> -- Daniel
>
> [1] https://lkml.org/lkml/2015/3/3/271
Thank you for information.
I will take a look at the patch series.
Regards.
Keita Kobayashi
>
>
next prev parent reply other threads:[~2015-03-06 9:38 UTC|newest]
Thread overview: 17+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-04 4:55 [RFC/PATCH 0/6] Add CPUIdle support for Renesas SoCs Keita Kobayashi
2015-03-04 4:55 ` [RFC/PATCH 1/6] cpuidle: renesas: Add CPUIdle Driver " Keita Kobayashi
2015-03-05 18:05 ` Daniel Lezcano
2015-03-04 4:55 ` [RFC/PATCH 2/6] ARM: shmobile: Change CPUIdle InterFace Keita Kobayashi
2015-03-04 4:55 ` [RFC/PATCH 3/6] ARM: shmobile: APMU: Add Core-Standby function for CPUIdle Keita Kobayashi
2015-03-04 4:55 ` [RFC/PATCH 4/6] ARM: shmobile: r8a7791: Add Core-Standby CPUIdle support for r8a7791 Keita Kobayashi
[not found] ` <CAKDJKT6vx8xhHtxCerXen0NqRao5d5hzZdj8LtSJ4hiMjhZXdA@mail.gmail.com>
2015-03-05 0:29 ` Simon Horman
2015-03-05 1:19 ` keita kobayashi
2015-03-05 18:11 ` Daniel Lezcano
2015-03-04 4:55 ` [RFC/PATCH 5/6] ARM: shmobile: r8a7790: Add Core-Standby CPUIdle support for r8a7790 Keita Kobayashi
2015-03-05 18:13 ` Daniel Lezcano
2015-03-04 4:55 ` [RFC/PATCH 6/6] ARM: shmobile: Enable Renesas CPUIdle for shmobile_defconfig Keita Kobayashi
2015-03-05 18:02 ` [RFC/PATCH 0/6] Add CPUIdle support for Renesas SoCs Daniel Lezcano
2015-03-06 9:38 ` keita kobayashi [this message]
2015-03-09 15:21 ` Lina Iyer
2015-03-09 15:32 ` Daniel Lezcano
2015-03-13 5:01 ` keita kobayashi
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