linux-kernel - Re: [PATCH v2 0/4] regmap: mmio: Extending to support IO ports

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Date:   Thu, 11 Aug 2022 12:58:31 -0400
From:   William Breathitt Gray <william.gray@...aro.org>
To:     Andy Shevchenko <andriy.shevchenko@...ux.intel.com>
Cc:     Mark Brown <broonie@...nel.org>,
        Aidan MacDonald <aidanmacdonald.0x0@...il.com>,
        linux-kernel@...r.kernel.org,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        "Rafael J. Wysocki" <rafael@...nel.org>
Subject: Re: [PATCH v2 0/4] regmap: mmio: Extending to support IO ports

On Mon, Aug 08, 2022 at 11:33:56PM +0300, Andy Shevchenko wrote:
> Currently regmap MMIO doesn't support IO ports, while being inconsistent
> in used IO accessors. Fix the latter and extend framework with the
> former.
> 
> Changelog v2:
> - dropped the first two patches (Mark)
> - split the last patch to two (Mark)
> 
> Andy Shevchenko (4):
>   regmap: mmio: Remove mmio_relaxed member from context
>   regmap: mmio: Get rid of broken 64-bit IO
>   regmap: mmio: Introduce IO accessors that can talk to IO port
>   regmap: mmio: Fix MMIO accessors to avoid talking to IO port
> 
>  drivers/base/regmap/regmap-mmio.c | 140 +++++++++++++++++++-----------
>  include/linux/regmap.h            |   3 +
>  2 files changed, 91 insertions(+), 52 deletions(-)
> 
> -- 
> 2.35.1

Thank you for adding this support. These changes should allow me to
update the PC104 drivers to make use of regmap MMIO for device
communication. Here's my ack for this patch series:

Acked-by: William Breathitt Gray <william.gray@...aro.org>

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