linux-kernel - Re: [PATCH 2/3] mfd: mt6397: keys: use named IRQs instead of index

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Date:   Wed, 19 May 2021 11:55:07 +0100
From:   Lee Jones <lee.jones@...aro.org>
To:     Mattijs Korpershoek <mkorpershoek@...libre.com>
Cc:     Matthias Brugger <matthias.bgg@...il.com>,
        Fabien Parent <fparent@...libre.com>,
        linux-arm-kernel@...ts.infradead.org,
        linux-mediatek@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 2/3] mfd: mt6397: keys: use named IRQs instead of index

On Thu, 06 May 2021, Mattijs Korpershoek wrote:

> Some pmics of the mt6397 family (such as MT6358), have two IRQs per
> physical key: one for press event, another for release event.
> 
> The mtk-pmic-keys driver assumes that each key only has one
> IRQ. The key index and the RES_IRQ resource index have a 1/1 mapping.
> 
> This won't work for MT6358, as we have multiple resources (2) for one key.
> 
> To prepare mtk-pmic-keys to support MT6358, retrieve IRQs by name
> instead of by index.
> 
> Note: The keys_resources are not part of the device-tree bindings so
> this won't break any DT schemas.
> 
> Signed-off-by: Mattijs Korpershoek <mkorpershoek@...libre.com>
> ---
>  drivers/mfd/mt6397-core.c | 8 ++++----
>  1 file changed, 4 insertions(+), 4 deletions(-)

Applied, thanks.

-- 
Lee Jones [李琼斯]
Senior Technical Lead - Developer Services
Linaro.org │ Open source software for Arm SoCs
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