From: Jan Kandziora <jjj@gmx.de>
To: Evgeniy Polyakov <zbr@ioremap.net>, Wolfram Sang <wsa@the-dreams.de>
Cc: "linux-i2c@vger.kernel.org" <linux-i2c@vger.kernel.org>
Subject: Re: [PATCH 2/2] add w1_ds28e17 driver for the DS28E17 Onewire to I2C master bridge
Date: Wed, 20 Jul 2016 20:19:09 +0200 [thread overview]
Message-ID: <578FC09D.8040706@gmx.de> (raw)
In-Reply-To: <132011469036072@web17m.yandex.ru>
Am 20.07.2016 um 19:34 schrieb Evgeniy Polyakov:
>
> Is that a hardware limitation that there is no interrupt or other
> completion mechanism which would handle this case?
>
Ah, forgot to address that question.
The DS28E17 has a BUSY pin. We could add an interrupt-driven busy
mechanism but the mechanism without the interrupt line has to stay in
there because most people wouldn't add an interrupt line to their
Onewire installation just for having that.
next prev parent reply other threads:[~2016-07-20 18:19 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-07-16 20:15 [PATCH 2/2] add w1_ds28e17 driver for the DS28E17 Onewire to I2C master bridge Jan Kandziora
2016-07-20 17:34 ` Evgeniy Polyakov
2016-07-20 18:01 ` Jan Kandziora
2016-07-20 18:19 ` Jan Kandziora [this message]
2016-07-23 4:44 ` Evgeniy Polyakov
2016-07-21 7:02 ` Wolfram Sang
2016-07-22 20:52 ` Jan Kandziora
2016-07-22 20:56 ` Jan Kandziora
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