linux-kernel - Re: [PATCH 2/2] soc: mediatek: add SCPSYS power domain driver for MediaTek MT7623A SoC

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Date:   Mon, 5 Feb 2018 00:09:13 -0600
From:   Rob Herring <robh@...nel.org>
To:     sean.wang@...iatek.com
Cc:     matthias.bgg@...il.com, rjw@...ysocki.net, khilman@...libre.com,
        ulf.hansson@...aro.org, devicetree@...r.kernel.org,
        linux-mediatek@...ts.infradead.org, linux-pm@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/2] soc: mediatek: add SCPSYS power domain driver for
 MediaTek MT7623A SoC

On Thu, Feb 01, 2018 at 06:12:48PM +0800, sean.wang@...iatek.com wrote:
> From: Sean Wang <sean.wang@...iatek.com>
> 
> Add SCPSYS power domain driver for MT7623A SoC. The MT7623A's power
> domains are the subset of MT7623 SoC's ones. As MT7623 SoC has full
> features whereas MT7623A is being designed just for router applications.
> Thus, MT7623A doesn't include those power domains multimedia function
> belongs to. In order to avoid certain errors undoubtedly happening at
> registering those power domains on MT7623A SoC using the existing MT7623
> SCPSYS driver, it's required to define another setup specifically for
> MT7623A SoC. Also, use a meaningful definition for bus_prot_mask instead
> of just hardcoded for it.
> 
> Signed-off-by: Sean Wang <sean.wang@...iatek.com>
> ---
>  drivers/soc/mediatek/mtk-scpsys.c         | 60 +++++++++++++++++++++++++++++--

>  include/dt-bindings/power/mt7623a-power.h | 10 ++++++

This belongs in the binding patch.

>  include/linux/soc/mediatek/infracfg.h     |  4 +++
>  3 files changed, 72 insertions(+), 2 deletions(-)
>  create mode 100644 include/dt-bindings/power/mt7623a-power.h
>