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From: Andreas Kemnade <andreas@kemnade.info>
To: "H. Nikolaus Schaller" <hns@goldelico.com>
Cc: Johan Hovold <johan@kernel.org>,
	Mark Rutland <mark.rutland@arm.com>,
	Arnd Bergmann <arnd@arndb.de>, Pavel Machek <pavel@ucw.cz>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
	"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
	<devicetree@vger.kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	Rob Herring <robh+dt@kernel.org>
Subject: Re: [PATCH 4/7] dt-bindings: gnss: add u-blox binding
Date: Thu, 3 May 2018 20:50:37 +0200	[thread overview]
Message-ID: <20180503205037.7be552c1@aktux> (raw)
In-Reply-To: <5242FCAD-3139-4A9C-B9FA-7BBAA0E6AE57@goldelico.com>

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On Thu, 3 May 2018 11:35:21 +0200
H. Nikolaus Schaller <hns@goldelico.com> wrote:


> I have realized that the w2sg0004 is an exception (although a Sirf chip)
> that it does not provide a WAKEUP signal. And another significant
> difference is that we have to keep the serdev UART enabled even if there
> is no user-space client. Otherwise we are not able to detect unexpected
> activity. So we unfortunately can't move serdev open/close into the .open
> and .close ops but need to open it in probe.
> 
how much power does it use to keep the uart enabled? Or should it
better be reprogrammed as gpio?

Regards,
Andreas

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  reply	other threads:[~2018-05-03 18:50 UTC|newest]

Thread overview: 86+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2018-04-24 16:34 [PATCH 0/7] gnss: add new GNSS subsystem Johan Hovold
2018-04-24 16:34 ` [PATCH 1/7] gnss: add GNSS receiver subsystem Johan Hovold
2018-04-25  8:56   ` Greg Kroah-Hartman
2018-04-25 10:56     ` Johan Hovold
2018-04-25 12:23       ` Johan Hovold
2018-04-29 13:35         ` Greg Kroah-Hartman
2018-05-02  7:57           ` Johan Hovold
2018-04-24 16:34 ` [PATCH 2/7] dt-bindings: add generic gnss binding Johan Hovold
2018-04-25 18:26   ` Rob Herring
2018-04-24 16:34 ` [PATCH 3/7] gnss: add generic serial driver Johan Hovold
2018-04-25  8:57   ` Greg Kroah-Hartman
2018-04-25 10:58     ` Johan Hovold
2018-04-25  9:00   ` Greg Kroah-Hartman
2018-04-25 11:05     ` Johan Hovold
2018-04-24 16:34 ` [PATCH 4/7] dt-bindings: gnss: add u-blox binding Johan Hovold
2018-04-25 18:16   ` Rob Herring
2018-04-26  9:10     ` Johan Hovold
2018-05-01 14:05       ` Rob Herring
2018-05-02  8:16         ` Johan Hovold
2018-05-02 13:16           ` Rob Herring
2018-05-07  9:06             ` Johan Hovold
2018-05-03  9:35           ` H. Nikolaus Schaller
2018-05-03 18:50             ` Andreas Kemnade [this message]
2018-05-04  5:16               ` H. Nikolaus Schaller
2018-05-04 11:42                 ` Sebastian Reichel
2018-05-04 12:04                   ` H. Nikolaus Schaller
2018-05-04 13:37                     ` Sebastian Reichel
2018-05-04 14:29                       ` Tony Lindgren
2018-05-07 10:07                     ` Johan Hovold
2018-05-07 10:01                   ` Johan Hovold
2018-05-07 15:45                     ` Tony Lindgren
2018-05-07 16:34                       ` Johan Hovold
2018-05-07 17:50                         ` Tony Lindgren
2018-05-08  6:58                           ` Johan Hovold
2018-05-08 15:22                             ` Tony Lindgren
2018-05-08 15:47                               ` Tony Lindgren
2018-05-08 15:54                                 ` Tony Lindgren
2018-05-08 16:49                                   ` Tony Lindgren
2018-05-09 13:10                                     ` OMAP serial runtime PM and autosuspend (was: Re: [PATCH 4/7] dt-bindings: gnss: add u-blox binding)) Johan Hovold
2018-05-09 13:57                                       ` Tony Lindgren
2018-05-17 10:09                                         ` Johan Hovold
2018-05-17 17:10                                           ` Tony Lindgren
2018-05-21 13:48                                             ` Johan Hovold
2018-05-21 15:48                                               ` Tony Lindgren
2018-05-24  9:17                                                 ` Johan Hovold
2018-05-24 13:32                                                   ` Tony Lindgren
2018-05-25 14:02                                                     ` Johan Hovold
2018-05-08 15:56                         ` [PATCH 4/7] dt-bindings: gnss: add u-blox binding Sebastian Reichel
2018-05-09  9:18                           ` Serdev runtime PM (was: Re: [PATCH 4/7] dt-bindings: gnss: add u-blox binding) Johan Hovold
2018-05-09  9:49                             ` Johan Hovold
2018-05-09 14:05                             ` Tony Lindgren
2018-05-17 10:25                               ` Johan Hovold
2018-05-07  9:47             ` [PATCH 4/7] dt-bindings: gnss: add u-blox binding Johan Hovold
2018-04-24 16:34 ` [PATCH 5/7] gnss: add driver for u-blox receivers Johan Hovold
2018-04-24 16:34 ` [PATCH 6/7] dt-bindings: gnss: add sirfstar binding Johan Hovold
2018-04-25 18:25   ` Rob Herring
2018-04-26  9:12     ` Johan Hovold
2018-04-24 16:34 ` [PATCH 7/7] gnss: add driver for sirfstar-based receivers Johan Hovold
2018-04-24 17:40 ` [PATCH 0/7] gnss: add new GNSS subsystem H. Nikolaus Schaller
2018-04-24 17:50   ` Johan Hovold
2018-04-24 19:44     ` H. Nikolaus Schaller
2018-04-25  8:11       ` Johan Hovold
2018-04-26 10:10         ` H. Nikolaus Schaller
2018-04-26 18:21           ` Johan Hovold
2018-04-24 20:13 ` Pavel Machek
2018-04-24 20:59   ` Andreas Kemnade
2018-04-25  7:32     ` Johan Hovold
2018-04-25  6:49   ` Marcel Holtmann
2018-04-25  7:24   ` Johan Hovold
2018-04-24 20:38 ` Pavel Machek
2018-04-25  6:26 ` Pavel Machek
2018-04-25  6:51   ` Johan Hovold
2018-04-25  8:48 ` Greg Kroah-Hartman
2018-04-25 10:31   ` Johan Hovold
2018-05-04 13:27 ` Sebastian Reichel
2018-05-04 20:03   ` Pavel Machek
2018-05-05 17:28     ` Sebastian Reichel
2018-05-05 21:11       ` Pavel Machek
2018-05-06  6:47         ` Marcel Holtmann
2018-05-07 10:20   ` Johan Hovold
2018-05-07 19:06     ` Marcel Holtmann
2018-05-08  7:01       ` Johan Hovold
2018-05-08  7:49         ` Marcel Holtmann
2018-05-08 12:48           ` Johan Hovold
2018-05-08 20:03             ` Marcel Holtmann
2018-05-30 10:26               ` Johan Hovold

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