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Message-ID: <331673da2c1cad1c72d61b45e0c614961445ec90.camel@baylibre.com>
Subject: Re: [PATCH v5 0/6] Add drive-strength in Meson pinctrl driver
From:   Jerome Brunet <jbrunet@baylibre.com>
To:     Guillaume La Roque <glaroque@baylibre.com>,
        linus.walleij@linaro.org, khilman@baylibre.com
Cc:     linux-gpio@vger.kernel.org, devicetree@vger.kernel.org,
        linux-amlogic@lists.infradead.org, linux-kernel@vger.kernel.org
Date:   Fri, 10 May 2019 10:52:07 +0200
In-Reply-To: <20190510082324.21181-1-glaroque@baylibre.com>
References: <20190510082324.21181-1-glaroque@baylibre.com>
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On Fri, 2019-05-10 at 10:23 +0200, Guillaume La Roque wrote:
> The purpose of this patchset is to add drive-strength support in meson pinconf
> driver. This is a new feature that was added on the g12a. It is critical for us
> to support this since many functions are failing with default pad drive-strength.
> 
> The value achievable by the SoC are 0.5mA, 2.5mA, 3mA and 4mA and the DT property
> 'drive-strength' is expressed in mA.
> So this patch add another generic property "drive-strength-microamp". The change to do so
> would be minimal and could be benefit to other platforms later on.
> 
> Cheers
> Guillaume

Guillaume,

Several tags, such as Acked-by, Reviewed-by or Tested-by have been given on this
series.

Please remember to collect and add them to the commit description when posting newer
revision of a series

If you didn't already, please have a look at Documentation/process/submitting-patches.rst

Thanks

> 
> Changes since v4:
> - fix dt-binding documentation
> - rename drive-strength-uA to drive-strength-microamp in coverletter
> 
> Changes since v3:
> - remove dev_err in meson_get_drive_strength
> - cleanup code
> 
> Changes since v2:
> - rename driver-strength-uA property to drive-strength-microamp
> - rework patch series for better understanding
> - rework set_bias function
> 
> Changes since v1:
> - fix missing break
> - implement new pinctrl generic property "drive-strength-uA"
> 
> [1] https://lkml.kernel.org/r/20190314163725.7918-1-jbrunet@baylibre.com
> 
> Guillaume La Roque (6):
>   dt-bindings: pinctrl: add a 'drive-strength-microamp' property
>   pinctrl: generic: add new 'drive-strength-microamp' property support
>   dt-bindings: pinctrl: meson: Add drive-strength-microamp property
>   pinctrl: meson: Rework enable/disable bias part
>   pinctrl: meson: add support of drive-strength-microamp
>   pinctrl: meson: g12a: add DS bank value
> 
>  .../bindings/pinctrl/meson,pinctrl.txt        |   4 +
>  .../bindings/pinctrl/pinctrl-bindings.txt     |   3 +
>  drivers/pinctrl/meson/pinctrl-meson-g12a.c    |  36 ++--
>  drivers/pinctrl/meson/pinctrl-meson.c         | 180 ++++++++++++++----
>  drivers/pinctrl/meson/pinctrl-meson.h         |  18 +-
>  drivers/pinctrl/pinconf-generic.c             |   2 +
>  include/linux/pinctrl/pinconf-generic.h       |   3 +
>  7 files changed, 193 insertions(+), 53 deletions(-)