From: Petr Mladek <pmladek@suse.com>
To: Raul E Rangel <rrangel@chromium.org>
Cc: linux-serial@vger.kernel.org, rafael.j.wysocki@intel.com,
ribalda@chromium.org,
Greg Kroah-Hartman <gregkh@linuxfoundation.org>,
Jiri Slaby <jirislaby@kernel.org>,
linux-kernel@vger.kernel.org
Subject: Re: [PATCH 2/3] earlycon: Print a notice when uartclk is unknown
Date: Fri, 13 Sep 2024 17:35:51 +0200 [thread overview]
Message-ID: <ZuRb130167L8bW40@pathway.suse.cz> (raw)
In-Reply-To: <20240912113616.2.Id2235082fc6c2d238789dfc3ee923492e9ed7387@changeid>
On Thu 2024-09-12 11:36:20, Raul E Rangel wrote:
> When trying to construct an earlycon=uart parameter it's hard to debug
> why it's not working. In my specific case it was because the default
> uartclk earlycon assumes doesn't match my hardware. This change adds a
> notice so that the user is made aware of that this assumption is being
> made. This should hopefully lead to them adding a <uartclk> option to
> their earlycon parameter.
>
> Booting with `console=uart,mmio32,0xfedc9000,115200n8`:
> [ 0.000000] earlycon: uart: Unknown uartclk, assuming 1843200hz
> [ 0.000000] earlycon: uart0 at MMIO32 0x00000000fedc9000 (options '115200n8')
>
> Signed-off-by: Raul E Rangel <rrangel@chromium.org>
Looks good to me:
Reviewed-by: Petr Mladek <pmladek@suse.com>
Best Regards,
Petr
next prev parent reply other threads:[~2024-09-13 15:35 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-09-12 17:36 [PATCH 0/3] Implement ACPI SPCR v3 support and minor earlycon cleanup Raul E Rangel
2024-09-12 17:36 ` [PATCH 1/3] Documentation: kernel-parameters: Add uartclk to console=uart Raul E Rangel
2024-09-13 15:18 ` Petr Mladek
2024-09-12 17:36 ` [PATCH 2/3] earlycon: Print a notice when uartclk is unknown Raul E Rangel
2024-09-13 5:57 ` Greg Kroah-Hartman
2024-09-13 15:35 ` Petr Mladek [this message]
2024-09-12 17:36 ` [PATCH 3/3] ACPI: SPCR: Add support for rev 3 Raul E Rangel
2024-09-13 15:43 ` Petr Mladek
2024-10-02 18:13 ` Rafael J. Wysocki
2024-10-04 17:45 ` Raul Rangel
2024-10-04 17:54 ` Rafael J. Wysocki
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