From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Frank Li <Frank.Li@nxp.com>
Cc: alexandre.belloni@bootlin.com, conor.culhane@silvaco.com,
imx@lists.linux.dev, joe@perches.com,
linux-i3c@lists.infradead.org, linux-kernel@vger.kernel.org,
zbigniew.lukwinski@linux.intel.com, gregkh@linuxfoundation.org,
jirislaby@kernel.org, linux-serial@vger.kernel.org
Subject: Re: [PATCH v5 7/7] tty: i3c: add TTY over I3C master support
Date: Fri, 1 Dec 2023 12:59:04 +0100 [thread overview]
Message-ID: <20231201125904.6c8128b1@xps-13> (raw)
In-Reply-To: <20231130224408.3591288-8-Frank.Li@nxp.com>
Hi Frank,
Frank.Li@nxp.com wrote on Thu, 30 Nov 2023 17:44:08 -0500:
> In typical embedded Linux systems, UART consoles require at least two pins,
> TX and RX. In scenarios where I2C/I3C devices like sensors or PMICs are
> present, we can save these two pins by using this driver. Pins is crucial
> resources, especially in small chip packages.
>
> This introduces support for using the I3C bus to transfer console tty data,
> effectively replacing the need for dedicated UART pins. This not only
> conserves valuable pin resources but also facilitates testing of I3C's
> advanced features, including early termination, in-band interrupt (IBI)
> support, and the creation of more complex data patterns. Additionally,
> it aids in identifying and addressing issues within the I3C controller
> driver.
>
> Signed-off-by: Frank Li <Frank.Li@nxp.com>
> ---
>
> Notes:
> Change from v4 to v5
> - send in i3c improvememtn patches.
This is not what I said, I believe this patch and the previous patch
should be sent separately.
Thanks,
Miquèl
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next prev parent reply other threads:[~2023-12-01 11:59 UTC|newest]
Thread overview: 11+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-11-30 22:44 [PATCH v5 0/7] i3c: master: some improvment for i3c master Frank Li
2023-11-30 22:44 ` [PATCH v5 1/7] i3c: master: add enable(disable) hot join in sys entry Frank Li
2023-11-30 22:44 ` [PATCH v5 2/7] i3c: master: svc: add hot join support Frank Li
2023-11-30 22:44 ` [PATCH v5 3/7] i3c: add actual_len in i3c_priv_xfer Frank Li
2023-11-30 22:44 ` [PATCH v5 4/7] i3c: master: svc: rename read_len as actual_len Frank Li
2023-11-30 22:44 ` [PATCH v5 5/7] i3c: master: svc: return actual transfer data len Frank Li
2023-11-30 22:44 ` [PATCH v5 6/7] i3c: add API i3c_dev_gettstatus_format1() to get target device status Frank Li
2023-11-30 22:44 ` [PATCH v5 7/7] tty: i3c: add TTY over I3C master support Frank Li
2023-12-01 11:59 ` Miquel Raynal [this message]
2023-12-05 9:56 ` Jiri Slaby
2023-12-05 15:50 ` Frank Li
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