linux-kernel - Re: [PATCH v2 1/3] Bluetooth: btusb: add QCA6174A compatible properties

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Message-Id: <49653AC5-5800-4319-B3C0-0CCA6A920E2C@holtmann.org>
Date:   Tue, 26 Feb 2019 10:01:34 +0100
From:   Marcel Holtmann <marcel@...tmann.org>
To:     Brian Norris <briannorris@...omium.org>
Cc:     Heiko Stuebner <heiko@...ech.de>,
        Johan Hedberg <johan.hedberg@...il.com>,
        Rob Herring <robh+dt@...nel.org>,
        Enric Balletbo i Serra <enric.balletbo@...labora.com>,
        Douglas Anderson <dianders@...omium.org>,
        devicetree <devicetree@...r.kernel.org>,
        linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        linux-rockchip@...ts.infradead.org,
        "open list:BLUETOOTH DRIVERS" <linux-bluetooth@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        Matthias Kaehlcke <mka@...omium.org>,
        Rajat Jain <rajatja@...gle.com>,
        Robin Murphy <robin.murphy@....com>
Subject: Re: [PATCH v2 1/3] Bluetooth: btusb: add QCA6174A compatible
 properties

Hi Brian,

> We may need to specify a GPIO wake pin for this device, so add a
> compatible property for it.
> 
> There are at least to USB PID/VID variations of this chip: one with a
> Lite-On ID and one with an Atheros ID.
> 
> Signed-off-by: Brian Norris <briannorris@...omium.org>
> Reviewed-by: Matthias Kaehlcke <mka@...omium.org>
> ---
> v2:
> * drop leading zeroes from VID, per documented binding
> ---
> drivers/bluetooth/btusb.c | 2 ++
> 1 file changed, 2 insertions(+)
> 
> diff --git a/drivers/bluetooth/btusb.c b/drivers/bluetooth/btusb.c
> index 470ee68555d9..54cb5f583b1d 100644
> --- a/drivers/bluetooth/btusb.c
> +++ b/drivers/bluetooth/btusb.c
> @@ -2862,6 +2862,8 @@ static irqreturn_t btusb_oob_wake_handler(int irq, void *priv)
> 
> static const struct of_device_id btusb_match_table[] = {
> 	{ .compatible = "usb1286,204e" },
> +	{ .compatible = "usbcf3,e300" }, /* QCA6174A */
> +	{ .compatible = "usb4ca,301a" }, /* QCA6174A (Lite-On) */

are these really proper .compatible USB VID?PID strings. I think they are one letter short.

Regards

Marcel