linux-kernel - Re: [PATCH] mfd: max77620: Use single-byte writes on MAX77620

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Message-ID: <20200508111514.GA3034899@ulmo>
Date:   Fri, 8 May 2020 13:15:14 +0200
From:   Thierry Reding <thierry.reding@...il.com>
To:     Lee Jones <lee.jones@...aro.org>
Cc:     Jon Hunter <jonathanh@...dia.com>, linux-tegra@...r.kernel.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH] mfd: max77620: Use single-byte writes on MAX77620

On Fri, Apr 17, 2020 at 07:09:13PM +0200, Thierry Reding wrote:
> From: Thierry Reding <treding@...dia.com>
> 
> The MAX77620 doesn't support bulk writes, so make sure the regmap code
> breaks bulk writes into multiple single-byte writes.
> 
> Note that this is mostly cosmetic because currently only the RTC sub-
> driver uses bulk writes and the RTC driver ends up using a different
> regmap on the MAX77620 anyway. However, it seems like a good idea to
> make this change now in order to avoid running into issues if bulk
> writes are ever used by other sub-drivers sometime down the road.
> 
> Signed-off-by: Thierry Reding <treding@...dia.com>
> ---
>  drivers/mfd/max77620.c | 1 +
>  1 file changed, 1 insertion(+)

Hi Lee,

did you have a chance to look at this patch?

Thierry

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