From: Francesco Dolcini <francesco@dolcini.it>
To: Markus Schneider-Pargmann <msp@baylibre.com>
Cc: "Greg Kroah-Hartman" <gregkh@linuxfoundation.org>,
"Jiri Slaby" <jirislaby@kernel.org>,
"Rob Herring" <robh@kernel.org>,
"Krzysztof Kozlowski" <krzysztof.kozlowski+dt@linaro.org>,
"Conor Dooley" <conor+dt@kernel.org>,
"Tony Lindgren" <tony@atomide.com>,
"John Ogness" <john.ogness@linutronix.de>,
"Uwe Kleine-König" <u.kleine-koenig@pengutronix.de>,
"Ronald Wahl" <ronald.wahl@raritan.com>,
"Thomas Richard" <thomas.richard@bootlin.com>,
"Thomas Gleixner" <tglx@linutronix.de>,
"Andy Shevchenko" <andriy.shevchenko@linux.intel.com>,
"Arnd Bergmann" <arnd@arndb.de>,
"Vignesh Raghavendra" <vigneshr@ti.com>,
"Vibhore Vardhan" <vibhore@ti.com>,
"Kevin Hilman" <khilman@baylibre.com>,
"Dhruva Gole" <d-gole@ti.com>,
linux-kernel@vger.kernel.org, linux-serial@vger.kernel.org,
devicetree@vger.kernel.org
Subject: Re: [PATCH 0/5] serial: 8250: omap: Add am62 wakeup support
Date: Thu, 23 May 2024 21:07:24 +0200 [thread overview]
Message-ID: <20240523190724.GA31756@francesco-nb> (raw)
In-Reply-To: <20240523075819.1285554-1-msp@baylibre.com>
Hello Markus,
On Thu, May 23, 2024 at 09:58:14AM +0200, Markus Schneider-Pargmann wrote:
> Hi,
>
> to support wakeup from Partial-IO using serial pins of mcu_uart0 and
> wkup_uart0, this series adds a new pinctrl state 'wakeup' in which
> specific wakeup flags are set on these pins. Partial-IO is a poweroff
> state of the SoC in which only a few pingroups are partly powered.
>
> If the user enabled wakeup from the serial port, the pinctrl state is
> selected on shutdown. For another deep sleep state, which is comparable
> with suspend to memory, the same pinctrl state is selected on suspend as
> well.
>
...
>
> After enabling Wake-on-LAN the system can be powered off and will enter
> the Partial-IO state in which it can be woken up by activity on the
> specific pins:
> ethtool -s can0 wol p
> ethtool -s can1 wol p
> poweroff
Confused ... Why the CAN? This is about the UART.
Francesco
prev parent reply other threads:[~2024-05-23 19:07 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-23 7:58 [PATCH 0/5] serial: 8250: omap: Add am62 wakeup support Markus Schneider-Pargmann
2024-05-23 7:58 ` [PATCH 1/5] dt-bindings: serial: 8250_omap: Add wakeup pinctrl state Markus Schneider-Pargmann
2024-05-28 16:01 ` Rob Herring (Arm)
2024-05-23 7:58 ` [PATCH 2/5] serial: 8250: omap: Remove unused wakeups_enabled Markus Schneider-Pargmann
2024-05-23 7:58 ` [PATCH 3/5] serial: 8250: omap: Set wakeup capable, do not enable Markus Schneider-Pargmann
2024-05-27 16:31 ` Andy Shevchenko
2024-07-30 19:33 ` Kevin Hilman
2024-07-30 21:19 ` Kevin Hilman
2024-05-23 7:58 ` [PATCH 4/5] serial: 8250: omap: Support wakeup pinctrl state Markus Schneider-Pargmann
2024-05-27 16:34 ` Andy Shevchenko
2024-07-30 21:16 ` Kevin Hilman
2024-05-23 7:58 ` [PATCH 5/5] serial: 8250: omap: Set wakeup pinctrl on suspend Markus Schneider-Pargmann
2024-07-30 21:22 ` Kevin Hilman
2024-05-23 19:07 ` Francesco Dolcini [this message]
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