From: Andreas Kemnade <andreas@kemnade.info>
To: Johan Hovold <johan@kernel.org>
Cc: robh+dt@kernel.org, mark.rutland@arm.com,
devicetree@vger.kernel.org, linux-kernel@vger.kernel.org,
Discussions about the Letux Kernel <letux-kernel@openphoenux.org>
Subject: Re: [PATCH RFC 5/5] dt-bindings: gnss: add lna-supply property
Date: Sun, 9 Dec 2018 20:11:34 +0100 [thread overview]
Message-ID: <20181209201134.52c16a71@aktux> (raw)
In-Reply-To: <20181205150939.GI15689@localhost>
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On Wed, 5 Dec 2018 16:09:39 +0100
Johan Hovold <johan@kernel.org> wrote:
> On Sun, Nov 18, 2018 at 10:58:01PM +0100, Andreas Kemnade wrote:
> > Add lna-supply property.
> >
> > Signed-off-by: Andreas Kemnade <andreas@kemnade.info>
> > ---
> > Documentation/devicetree/bindings/gnss/sirfstar.txt | 1 +
> > 1 file changed, 1 insertion(+)
> >
> > diff --git a/Documentation/devicetree/bindings/gnss/sirfstar.txt b/Documentation/devicetree/bindings/gnss/sirfstar.txt
> > index 1be7597ae884..9614774d14bc 100644
> > --- a/Documentation/devicetree/bindings/gnss/sirfstar.txt
> > +++ b/Documentation/devicetree/bindings/gnss/sirfstar.txt
> > @@ -30,6 +30,7 @@ Optional properties:
> > - sirf,wakeup-gpios : GPIO used to determine device power state
> > (pin name: RFPWRUP, WAKEUP)
> > - timepulse-gpios : Time pulse GPIO (pin name: 1PPS, TM)
> > +- lna-supply : Separate supply for a LNA
>
> "Supply for external LNA"?
>
"External" might be misleading:
- not part of the gps chip itself: yes
- but might also be inside of the device.
In case of the GTA04 this includes power supply for an antenna switch
(operates by plug detection) + internal or external antenna.
Regards,
Andreas
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next prev parent reply other threads:[~2018-12-09 19:11 UTC|newest]
Thread overview: 26+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-18 21:57 [PATCH 0/5] gnss: sirf: add support for w2sg0004 + lna Andreas Kemnade
2018-11-18 21:57 ` [PATCH 1/5] gnss: sirf: write data to gnss only when the gnss device is open Andreas Kemnade
2018-12-05 14:47 ` Johan Hovold
2018-12-05 20:14 ` Andreas Kemnade
2018-11-18 21:57 ` [PATCH 2/5] gnss: sirf: power on logic for devices without wakeup signal Andreas Kemnade
2018-11-19 8:37 ` H. Nikolaus Schaller
2018-12-05 15:01 ` Johan Hovold
2018-12-05 22:15 ` Andreas Kemnade
2018-11-18 21:57 ` [PATCH 3/5] dt-bindings: gnss: add w2sg0004 compatible string Andreas Kemnade
2018-12-04 22:57 ` Rob Herring
2018-12-05 15:01 ` Johan Hovold
2018-11-18 21:58 ` [PATCH RFC 4/5] gnss: sirf: add a separate supply for a lna Andreas Kemnade
2018-11-19 8:41 ` [Letux-kernel] " H. Nikolaus Schaller
2018-11-27 18:03 ` Pavel Machek
2018-11-30 6:38 ` Andreas Kemnade
2018-11-30 8:43 ` Pavel Machek
2018-12-05 15:06 ` Johan Hovold
2018-11-18 21:58 ` [PATCH RFC 5/5] dt-bindings: gnss: add lna-supply property Andreas Kemnade
2018-12-04 22:59 ` Rob Herring
2018-12-05 15:09 ` Johan Hovold
2018-12-09 19:11 ` Andreas Kemnade [this message]
2018-11-19 8:22 ` [Letux-kernel] [PATCH 0/5] gnss: sirf: add support for w2sg0004 + lna H. Nikolaus Schaller
2018-11-19 18:44 ` Andreas Kemnade
2018-11-19 19:05 ` H. Nikolaus Schaller
2018-12-05 15:19 ` [Letux-kernel] " Johan Hovold
2018-12-05 16:01 ` Johan Hovold
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