From: Johan Hovold <johan@kernel.org>
To: Wolfram Sang <wsa+renesas@sang-engineering.com>
Cc: linux-renesas-soc@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [RFC PATCH 4/5] gnss: ubx: add support for the reset gpio
Date: Tue, 20 Jun 2023 11:12:21 +0200 [thread overview]
Message-ID: <ZJFtdWK5I13YUUcu@hovoldconsulting.com> (raw)
In-Reply-To: <ZJFsGWepuvkSjL9a@shikoro>
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On Tue, Jun 20, 2023 at 11:06:33AM +0200, Wolfram Sang wrote:
>
> > > Tested with a Renesas KingFisher board. The chip correctly disappears
> > > from the I2C bus when the 'gnss0' device is not opened.
> >
> > What do you mean by "disappears from the I2C bus"?
> >
> > Does this device support both I2C and UART?
>
> Yes, and on my board, both are wired.
Ah, yes, it was ublox device.
But can you elaborate on the "disappearing" bit? How exactly does it
"disappear" when the gnss0 device is *not* opened?
Johan
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next prev parent reply other threads:[~2023-06-20 9:13 UTC|newest]
Thread overview: 22+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-05-23 6:43 [RFC PATCH 0/5] gnss: updates to support the Renesas KingFisher board Wolfram Sang
2023-05-23 6:43 ` [RFC PATCH 1/5] WIP: gnss: merge MTK driver into UBX driver Wolfram Sang
2023-06-12 11:35 ` Wolfram Sang
2023-06-20 7:13 ` Johan Hovold
2023-06-20 9:00 ` Wolfram Sang
2023-06-20 10:21 ` Wolfram Sang
2023-06-20 14:50 ` Johan Hovold
2023-05-23 6:43 ` [RFC PATCH 2/5] gnss: ubx: use new helper to remove open coded regulator handling Wolfram Sang
2023-06-20 8:48 ` Johan Hovold
2023-06-20 9:04 ` Wolfram Sang
2023-06-20 9:08 ` Johan Hovold
2023-05-23 6:43 ` [RFC PATCH 3/5] gnss: ubx: 'vcc' can be optional Wolfram Sang
2023-06-20 7:15 ` Johan Hovold
2023-06-20 9:04 ` Wolfram Sang
2023-05-23 6:43 ` [RFC PATCH 4/5] gnss: ubx: add support for the reset gpio Wolfram Sang
2023-06-20 7:17 ` Johan Hovold
2023-06-20 9:06 ` Wolfram Sang
2023-06-20 9:12 ` Johan Hovold [this message]
2023-06-20 9:41 ` Wolfram Sang
2023-06-20 10:05 ` Johan Hovold
2023-06-20 10:14 ` Wolfram Sang
2023-05-23 6:43 ` [RFC PATCH 5/5] arm64: dts: renesas: ulcb-kf: add node for GPS Wolfram Sang
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