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From: Johan Hovold <johan@kernel.org>
To: Icenowy Zheng <icenowy@aosc.io>
Cc: Johan Hovold <johan@kernel.org>,
	Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
	linux-usb@vger.kernel.org, linux-kernel@vger.kernel.org,
	Karoly Pados <pados@pados.hu>
Subject: USB: serial: cp210x: add GPIO support for CP2104
Date: Mon, 4 Feb 2019 17:27:52 +0100	[thread overview]
Message-ID: <20190204162752.GI4686@localhost> (raw)

On Mon, Jan 28, 2019 at 01:57:17PM +0800, Icenowy Zheng wrote:
> The CP2104 chips feature 4 controllable GPIO pins, which are similar to
> the ones on CP2102N chip (output-only when push-pull, output or
> simulated input mode when open-drain).
> 
> Add support for the GPIO pins for cp210x driver. The pin get/set routine
> is shared with CP2102N, but the pinconf initialization code is not
> shared because the acquisition of GPIO configuration in OTP ROM is
> similar to CP2105, not CP2102N.
> 
> Signed-off-by: Icenowy Zheng <icenowy@aosc.io>

Thanks for the patch, all nice and clean.

Now applied.

Johan

             reply	other threads:[~2019-02-04 16:27 UTC|newest]

Thread overview: 2+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-02-04 16:27 Johan Hovold [this message]
  -- strict thread matches above, loose matches on Subject: below --
2019-01-28  5:57 USB: serial: cp210x: add GPIO support for CP2104 Icenowy Zheng

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