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From: Linus Walleij <linus.walleij@linaro.org>
To: Guillaume La Roque <glaroque@baylibre.com>,
	 Martin Blumenstingl <martin.blumenstingl@googlemail.com>
Cc: Mark Rutland <mark.rutland@arm.com>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
	<devicetree@vger.kernel.org>, Kevin Hilman <khilman@baylibre.com>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"open list:GPIO SUBSYSTEM" <linux-gpio@vger.kernel.org>,
	Rob Herring <robh+dt@kernel.org>,
	"open list:ARM/Amlogic Meson..."
	<linux-amlogic@lists.infradead.org>
Subject: Re: [PATCH v2 0/4] Add drive-strength in Meson pinctrl driver
Date: Tue, 23 Apr 2019 13:13:00 +0200
Message-ID: <CACRpkdbLJYgU5ZP5CkwX1FBv8eHp+7TsAMv3_H51C_EOA85X4A@mail.gmail.com> (raw)
In-Reply-To: <20190418124758.24022-1-glaroque@baylibre.com>

On Thu, Apr 18, 2019 at 2:48 PM Guillaume La Roque
<glaroque@baylibre.com> 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-uA". The change to do so
> would be minimal and could be benefit to other platforms later on.
>
> Cheers
> Guillaume

This needs to be reviewed by Martin Blumenstigl, Martin can you have a look
at this patch set? If you don't have the patches I think Guillaume can
resend them.

Yours,
Linus Walleij

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  parent reply index

Thread overview: 18+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-04-18 12:47 Guillaume La Roque
2019-04-18 12:47 ` [PATCH v2 1/4] dt-bindings: pinctrl: add a 'drive-strength-uA' property Guillaume La Roque
2019-04-23 11:13   ` Linus Walleij
2019-04-27 19:19   ` Martin Blumenstingl
2019-04-29 19:19   ` Kevin Hilman
2019-04-30 15:12   ` Rob Herring
2019-04-30 15:24     ` guillaume La Roque
2019-04-18 12:47 ` [PATCH v2 2/4] pinctrl: generic: add new 'drive-strength-uA' property support Guillaume La Roque
2019-04-18 12:47 ` [PATCH v2 3/4] dt-bindings: pinctrl: meson: Add drive-strength-uA property Guillaume La Roque
2019-04-27 19:21   ` Martin Blumenstingl
2019-04-30  6:38     ` guillaume La Roque
2019-04-18 12:47 ` [PATCH v2 4/4] pinctrl: meson: add support of drive-strength-uA Guillaume La Roque
2019-04-27 19:44   ` Martin Blumenstingl
2019-04-30  7:20     ` guillaume La Roque
2019-04-30 20:28       ` Martin Blumenstingl
2019-05-06 13:16         ` guillaume La Roque
2019-04-23 11:13 ` Linus Walleij [this message]
2019-04-27 19:46   ` [PATCH v2 0/4] Add drive-strength in Meson pinctrl driver Martin Blumenstingl

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