linux-kernel - Re: [PATCH RESEND 2/2] mfd: madera: Add special errata reset handling for cs47l15

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Message-ID: <20201104154204.GP4488@dell>
Date:   Wed, 4 Nov 2020 15:42:04 +0000
From:   Lee Jones <lee.jones@...aro.org>
To:     Charles Keepax <ckeepax@...nsource.cirrus.com>
Cc:     linux-kernel@...r.kernel.org, patches@...nsource.cirrus.com
Subject: Re: [PATCH RESEND 2/2] mfd: madera: Add special errata reset
 handling for cs47l15

On Tue, 27 Oct 2020, Charles Keepax wrote:

> An errata exists for cs47l15 where the reset must be handled
> differently and removed before DCVDD is applied. A soft reset is used
> for situations where a reset is required to reset state. This does
> however, make this part unsuitable for DCVDD supplies with a rise time
> greater than 2mS.
> 
> Signed-off-by: Charles Keepax <ckeepax@...nsource.cirrus.com>
> ---
>  drivers/mfd/madera-core.c       | 25 ++++++++++++++++++++-----
>  include/linux/mfd/madera/core.h |  1 +
>  2 files changed, 21 insertions(+), 5 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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