linux-kernel - Re: [PATCH v2 2/4] nfc: pn532_uart: Add NXP PN532 to devicetree docs

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Message-Id: <F2B73CDB-434A-41F5-8A9E-3E4E76DB89C9@holtmann.org>
Date:   Thu, 18 Oct 2018 17:03:13 +0200
From:   Marcel Holtmann <marcel@...tmann.org>
To:     Lars Poeschel <poeschel@...onage.de>
Cc:     devicetree <devicetree@...r.kernel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Peter Rosin <peda@...ntia.se>,
        Vadim Pasternak <vadimp@...lanox.com>,
        Lei YU <mine260309@...il.com>,
        Andreas Färber <afaerber@...e.de>,
        Jonathan Neuschäfer <j.neuschaefer@....net>,
        open list <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH v2 2/4] nfc: pn532_uart: Add NXP PN532 to devicetree docs

Hi Lars,

> Add pn532 to the trivial-devices.txt binding doc.
> 
> Signed-off-by: Lars Poeschel <poeschel@...onage.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