linux-kernel - Re: [PATCH v2] serial: 8250: omap: set out-of-band wakeup if wakeup pinctrl exists

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Message-ID: <7hecna6ch8.fsf@baylibre.com>
Date: Tue, 27 Jan 2026 12:13:07 -0800
From: Kevin Hilman <khilman@...libre.com>
To: Kendall Willis <k-willis@...com>, Greg Kroah-Hartman
 <gregkh@...uxfoundation.org>, Jiri Slaby <jirislaby@...nel.org>
Cc: d-gole@...com, vishalm@...com, sebin.francis@...com, msp@...libre.com,
 linux-kernel@...r.kernel.org, linux-serial@...r.kernel.org, Kendall Willis
 <k-willis@...com>
Subject: Re: [PATCH v2] serial: 8250: omap: set out-of-band wakeup if wakeup
 pinctrl exists

Kendall Willis <k-willis@...com> writes:

> In TI K3 SoCs, I/O daisy chaining is used to allow wakeup from UART when the
> UART controller is off. Set UART device as wakeup capable using out-of-band
> wakeup if the 'wakeup' pinctrl state exists and the device may wakeup.
>
> Reviewed-by: Dhruva Gole <d-gole@...com>
> Signed-off-by: Kendall Willis <k-willis@...com>

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