linux-kernel - Re: [PATCH v3 0/4] Broadcom STB S2/S3/S5 support for ARM and MIPS

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Message-ID: <72d54e9c-6a50-2eac-52db-b1e8c234c552@broadcom.com>
Date:   Tue, 18 Jul 2017 12:52:56 -0700
From:   Florian Fainelli <florian.fainelli@...adcom.com>
To:     Florian Fainelli <f.fainelli@...il.com>,
        linux-kernel@...r.kernel.org,
        "Rafael J. Wysocki" <rjw@...ysocki.net>
Cc:     Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Brian Norris <computersforpeace@...il.com>,
        Gregory Fong <gregory.0xf0@...il.com>,
        "maintainer:BROADCOM BCM7XXX ARM ARCHITECTURE" 
        <bcm-kernel-feedback-list@...adcom.com>,
        Hauke Mehrtens <hauke@...ke-m.de>,
        Rafał Miłecki <zajec5@...il.com>,
        Ralf Baechle <ralf@...ux-mips.org>,
        Markus Mayer <mmayer@...adcom.com>,
        Arnd Bergmann <arnd@...db.de>, Eric Anholt <eric@...olt.net>,
        Justin Chen <justinpopo6@...il.com>,
        Doug Berger <opendmb@...il.com>,
        "open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS" 
        <devicetree@...r.kernel.org>,
        "moderated list:BROADCOM BCM7XXX ARM ARCHITECTURE" 
        <linux-arm-kernel@...ts.infradead.org>,
        "open list:BROADCOM BCM47XX MIPS ARCHITECTURE" 
        <linux-mips@...ux-mips.org>, linux-pm@...r.kernerl.org
Subject: Re: [PATCH v3 0/4] Broadcom STB S2/S3/S5 support for ARM and MIPS

On 07/06/2017 03:22 PM, Florian Fainelli wrote:
> Hi,
> 
> This patch series adds support for S2/S3/S5 suspend/resume states on
> ARM and MIPS based Broadcom STB SoCs.
> 
> This was submitted a long time ago by Brian, and I am now picking this
> up and trying to get this included with support for our latest chips.
> 
> Provided that I can collect the necessary Acks from Rob (DT) and other
> people (Rafael?) I would probably take this via the Broadcom ARM SoC
> pull requests.

Rafael, any feedback on this?

> 
> Thank you!
> 
> Changes in v3:
> 
> - make SRAM mapping uncached
> - make SWAP_STACK + brcmstb_pm_s3_finish a single asm volatile statement
> - added Rob's Acked-by to first patch
> 
> Changes in v2:
> 
> - clarify the first patch's subject (Rob)
> - removed patch #2 which was creating a bisectability problem (kbuild)
> - added proper AFLAGS to get s2-arm.S to build properly (kbuild)
> - improved MIPS power management binding document (Rob)
> 
> Brian Norris (1):
>   soc: bcm: brcmstb: Add support for S2/S3/S5 suspend states (ARM)
> 
> Florian Fainelli (2):
>   dt-bindings: ARM: brcmstb: Update Broadcom STB Power Management
>     binding
>   dt-bindings: Document MIPS Broadcom STB power management nodes
> 
> Justin Chen (1):
>   soc bcm: brcmstb: Add support for S2/S3/S5 suspend states (MIPS)
> 
>  .../devicetree/bindings/arm/bcm/brcm,brcmstb.txt   |   6 +-
>  .../devicetree/bindings/mips/brcm/soc.txt          | 153 ++++
>  drivers/soc/bcm/Kconfig                            |   2 +
>  drivers/soc/bcm/brcmstb/Kconfig                    |   9 +
>  drivers/soc/bcm/brcmstb/Makefile                   |   1 +
>  drivers/soc/bcm/brcmstb/pm/Makefile                |   3 +
>  drivers/soc/bcm/brcmstb/pm/aon_defs.h              | 113 +++
>  drivers/soc/bcm/brcmstb/pm/pm-arm.c                | 836 +++++++++++++++++++++
>  drivers/soc/bcm/brcmstb/pm/pm-mips.c               | 461 ++++++++++++
>  drivers/soc/bcm/brcmstb/pm/pm.h                    |  89 +++
>  drivers/soc/bcm/brcmstb/pm/s2-arm.S                |  76 ++
>  drivers/soc/bcm/brcmstb/pm/s2-mips.S               | 200 +++++
>  drivers/soc/bcm/brcmstb/pm/s3-mips.S               | 146 ++++
>  13 files changed, 2094 insertions(+), 1 deletion(-)
>  create mode 100644 drivers/soc/bcm/brcmstb/Kconfig
>  create mode 100644 drivers/soc/bcm/brcmstb/pm/Makefile
>  create mode 100644 drivers/soc/bcm/brcmstb/pm/aon_defs.h
>  create mode 100644 drivers/soc/bcm/brcmstb/pm/pm-arm.c
>  create mode 100644 drivers/soc/bcm/brcmstb/pm/pm-mips.c
>  create mode 100644 drivers/soc/bcm/brcmstb/pm/pm.h
>  create mode 100644 drivers/soc/bcm/brcmstb/pm/s2-arm.S
>  create mode 100644 drivers/soc/bcm/brcmstb/pm/s2-mips.S
>  create mode 100644 drivers/soc/bcm/brcmstb/pm/s3-mips.S
> 


-- 
Florian