linux-kernel - Re: [PATCH 3/5] serial: 8250: omap: Set wakeup capable, do not enable

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Message-ID: <7hjzh260j2.fsf@baylibre.com>
Date: Tue, 30 Jul 2024 14:19:13 -0700
From: Kevin Hilman <khilman@...libre.com>
To: Markus Schneider-Pargmann <msp@...libre.com>, Greg Kroah-Hartman
 <gregkh@...uxfoundation.org>, Jiri Slaby <jirislaby@...nel.org>, Rob
 Herring <robh@...nel.org>, Krzysztof Kozlowski
 <krzysztof.kozlowski+dt@...aro.org>, Conor Dooley <conor+dt@...nel.org>,
 Tony Lindgren <tony@...mide.com>, John Ogness <john.ogness@...utronix.de>,
 Markus Schneider-Pargmann <msp@...libre.com>, Uwe Kleine-König
 <u.kleine-koenig@...gutronix.de>, Ronald Wahl <ronald.wahl@...itan.com>,
 Thomas Richard <thomas.richard@...tlin.com>, Thomas Gleixner
 <tglx@...utronix.de>, Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
 Arnd Bergmann <arnd@...db.de>, Vignesh Raghavendra <vigneshr@...com>
Cc: Vibhore Vardhan <vibhore@...com>, Dhruva Gole <d-gole@...com>,
 linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org,
 devicetree@...r.kernel.org
Subject: Re: [PATCH 3/5] serial: 8250: omap: Set wakeup capable, do not enable

Markus Schneider-Pargmann <msp@...libre.com> writes:

> The driver sets wakeup enable by default. But not all uarts are meant to
> be wakeup enabled. Change the default to be wakeup capable but not
> enabled. The user can enable wakeup when needed.

In addition to the user enabling via sysfs, this driver should also look
for the `wakeup-source` DT property, and enable when that property is set. 

> Signed-off-by: Markus Schneider-Pargmann <msp@...libre.com>

Reviewed-by: Kevin Hilman <khilman@...libre.com>