linux-kernel - Re: [PATCH] ata: ahci-platform: add reset control support

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Message-ID: <20180326222444.dclqhstvrfi6sanr@rob-hp-laptop>
Date:   Mon, 26 Mar 2018 17:24:44 -0500
From:   Rob Herring <robh@...nel.org>
To:     Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
Cc:     Tejun Heo <tj@...nel.org>, Hans de Goede <hdegoede@...hat.com>,
        Mark Rutland <mark.rutland@....com>, linux-ide@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH] ata: ahci-platform: add reset control support

On Fri, Mar 23, 2018 at 10:30:53AM +0900, Kunihiko Hayashi wrote:
> Add support to get and control a list of resets for the device
> as optional and shared. These resets must be kept de-asserted until
> the device is enabled.
> 
> This is specified as shared because some SoCs like UniPhier series
> have common reset controls with all ahci controller instances.
> 
> Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@...ionext.com>
> ---
>  .../devicetree/bindings/ata/ahci-platform.txt      |  1 +

Reviewed-by: Rob Herring <robh@...nel.org>

>  drivers/ata/ahci.h                                 |  1 +
>  drivers/ata/libahci_platform.c                     | 24 +++++++++++++++++++---
>  3 files changed, 23 insertions(+), 3 deletions(-)