From: Jonathan Albrieux <jonathan.albrieux@gmail.com>
To: Linus Walleij <linus.walleij@linaro.org>
Cc: "linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
~postmarketos/upstreaming@lists.sr.ht,
Andy Shevchenko <andriy.shevchenko@linux.intel.com>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>, Hartmut Knaack <knaack.h@gmx.de>,
Jonathan Cameron <Jonathan.Cameron@huawei.com>,
Lars-Peter Clausen <lars@metafoo.de>,
"open list:IIO SUBSYSTEM AND DRIVERS" <linux-iio@vger.kernel.org>,
Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
Jonathan Cameron <jic23@kernel.org>,
Rob Herring <robh+dt@kernel.org>
Subject: Re: [PATCH v6 3/5] dt-bindings: iio: magnetometer: ak8975: add gpio reset support
Date: Tue, 26 May 2020 19:11:37 +0200 [thread overview]
Message-ID: <20200526171137.GA21760@ict14-OptiPlex-980> (raw)
In-Reply-To: <CACRpkdZo4PsC9Y8seMfS33escA6ZVKWwnbW2BCFOKiX2gY8RDw@mail.gmail.com>
On Tue, May 26, 2020 at 11:22:07AM +0200, Linus Walleij wrote:
> On Mon, May 25, 2020 at 5:13 PM Jonathan Albrieux
> <jonathan.albrieux@gmail.com> wrote:
>
> > Add reset-gpio support.
> >
> > Without reset's deassertion during ak8975_power_on(), driver's probe fails
> > on ak8975_who_i_am() while checking for device identity for AK09911 chip.
> >
> > AK09911 has an active low reset gpio to handle register's reset.
> > AK09911 datasheet says that, if not used, reset pin should be connected
> > to VID. This patch emulates this situation.
> >
> > Signed-off-by: Jonathan Albrieux <jonathan.albrieux@gmail.com>
>
> Reviewed-by: Linus Walleij <linus.walleij@linaro.org>
>
> Yours,
> Linus Walleij
Thank you!!
Best regards,
Jonathan Albrieux
next prev parent reply other threads:[~2020-05-26 17:11 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-05-25 15:10 [PATCH v6 0/4] iio: magnetometer: ak8975: Add gpio reset support Jonathan Albrieux
2020-05-25 15:10 ` [PATCH v6 1/5] dt-bindings: iio: magnetometer: ak8975: reword gpios, add interrupts, fix style Jonathan Albrieux
2020-05-26 22:24 ` Rob Herring
2020-05-25 15:10 ` [PATCH v6 2/5] dt-bindings: iio: magnetometer: ak8975: convert format to yaml, add maintainer Jonathan Albrieux
2020-05-26 22:28 ` Rob Herring
2020-05-27 15:29 ` Jonathan Albrieux
2020-05-25 15:10 ` [PATCH v6 3/5] dt-bindings: iio: magnetometer: ak8975: add gpio reset support Jonathan Albrieux
2020-05-26 9:22 ` Linus Walleij
2020-05-26 17:11 ` Jonathan Albrieux [this message]
2020-05-26 22:29 ` Rob Herring
2020-05-25 15:10 ` [PATCH v6 4/5] iio: magnetometer: ak8975: Fix typo, uniform measurement unit style Jonathan Albrieux
2020-05-25 15:10 ` [PATCH v6 5/5] iio: magnetometer: ak8975: Add gpio reset support Jonathan Albrieux
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