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From: Stefan Wahren <stefan.wahren@i2se.com>
To: Ramon Fried <ramon.fried@linux.intel.com>,
	linus.walleij@linaro.org, bgolaszewski@baylibre.com
Cc: linux-gpio@vger.kernel.org, linux-kernel@vger.kernel.org
Subject: Re: [PATCH v3] gpiolib: Take MUX usage into account
Date: Mon, 19 Aug 2019 21:27:03 +0200	[thread overview]
Message-ID: <5e5c9003-b25a-b81f-cac8-9c33a2f1cd04@i2se.com> (raw)
In-Reply-To: <20190814110035.13451-1-ramon.fried@linux.intel.com>

Am 14.08.19 um 13:00 schrieb Ramon Fried:
> From: Stefan Wahren <stefan.wahren@i2se.com>
>
> The user space like gpioinfo only see the GPIO usage but not the
> MUX usage (e.g. I2C or SPI usage) of a pin. As a user we want to know which
> pin is free/safe to use. So take the MUX usage of strict pinmux controllers
> into account to get a more realistic view for ioctl GPIO_GET_LINEINFO_IOCTL.
>
> Signed-off-by: Stefan Wahren <stefan.wahren@i2se.com>
> Tested-by: Ramon Fried <rfried.dev@gmail.com>
> Signed-off-by: Ramon Fried <rfried.dev@gmail.com>
Acked-by: Stefan Wahren <stefan.wahren@i2se.com>

  reply	other threads:[~2019-08-19 19:27 UTC|newest]

Thread overview: 3+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-08-14 11:00 [PATCH v3] gpiolib: Take MUX usage into account Ramon Fried
2019-08-19 19:27 ` Stefan Wahren [this message]
2019-08-23  9:11 ` Linus Walleij

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