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Subject: Re: [PATCH v2 2/4] nfc: pn532_uart: Add NXP PN532 to devicetree docs
From:   Marcel Holtmann <marcel@holtmann.org>
In-Reply-To: <20181018144251.30028-2-poeschel@lemonage.de>
Date:   Thu, 18 Oct 2018 17:03:13 +0200
Cc:     devicetree <devicetree@vger.kernel.org>,
        Rob Herring <robh+dt@kernel.org>,
        Mark Rutland <mark.rutland@arm.com>,
        Peter Rosin <peda@axentia.se>,
        Vadim Pasternak <vadimp@mellanox.com>,
        Lei YU <mine260309@gmail.com>,
        =?utf-8?Q?Andreas_F=C3=A4rber?= <afaerber@suse.de>,
        =?utf-8?Q?Jonathan_Neusch=C3=A4fer?= <j.neuschaefer@gmx.net>,
        open list <linux-kernel@vger.kernel.org>
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References: <20181018144251.30028-1-poeschel@lemonage.de>
 <20181018144251.30028-2-poeschel@lemonage.de>
To:     Lars Poeschel <poeschel@lemonage.de>
Sender: linux-kernel-owner@vger.kernel.org
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Hi Lars,

> Add pn532 to the trivial-devices.txt binding doc.
> 
> Signed-off-by: Lars Poeschel <poeschel@lemonage.de>
> ---
> Documentation/devicetree/bindings/trivial-devices.txt | 1 +
> 1 file changed, 1 insertion(+)
> 
> diff --git a/Documentation/devicetree/bindings/trivial-devices.txt b/Documentation/devicetree/bindings/trivial-devices.txt
> index 763a2808a95c..c580be08a380 100644
> --- a/Documentation/devicetree/bindings/trivial-devices.txt
> +++ b/Documentation/devicetree/bindings/trivial-devices.txt
> @@ -172,6 +172,7 @@ nxp,pcf2129		Real-time clock
> nxp,pcf8523		Real-time Clock
> nxp,pcf8563		Real-time clock/calendar
> nxp,pcf85063		Tiny Real-Time Clock
> +nxp,pn532-uart		NXP PN532 NFC-/RFID-Chip, using UART interface

is this really such a trivial device? It doesn’t require any GPIO to enable / reset the NFC chip?

Regards

Marcel