From: Miquel Raynal <miquel.raynal@bootlin.com>
To: Frank Li <Frank.Li@nxp.com>
Cc: Conor Culhane <conor.culhane@silvaco.com>,
Alexandre Belloni <alexandre.belloni@bootlin.com>,
linux-i3c@lists.infradead.org (moderated list:SILVACO I3C
DUAL-ROLE MASTER), linux-kernel@vger.kernel.org (open list),
imx@lists.linux.dev
Subject: Re: [PATCH 1/1] i3c: master: svc: adjust SDR timing according to i3c spec
Date: Wed, 17 Jul 2024 09:56:26 +0200 [thread overview]
Message-ID: <20240717095626.278d6e62@xps-13> (raw)
In-Reply-To: <20240712164602.3600659-1-Frank.Li@nxp.com>
Hi Frank,
Frank.Li@nxp.com wrote on Fri, 12 Jul 2024 12:46:02 -0400:
> From: Carlos Song <carlos.song@nxp.com>
>
> According to I3C Specification(Version 1.1) 5.1.2.4 "Use of Clock
> Speed to Prevent Legacy I2C Devices From Seeing I3C traffic", when
> slow i2c devices(FM/FM+ rate i2c frequency without 50ns filter)
> works on i3c bus, i3c SDR should work at FM/FM+ rate.
>
> Adjust timing for difference mode.
The calculations below look quite complex, but if you believe this is
right, I'm fine with it.
Acked-by: Miquel Raynal <miquel.raynal@bootlin.com>
>
> Signed-off-by: Clark Wang <xiaoning.wang@nxp.com>
> Signed-off-by: Carlos Song <carlos.song@nxp.com>
> Signed-off-by: Frank Li <Frank.Li@nxp.com>
> ---
Thanks,
Miquèl
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prev parent reply other threads:[~2024-07-17 7:56 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-07-12 16:46 [PATCH 1/1] i3c: master: svc: adjust SDR timing according to i3c spec Frank Li
2024-07-17 7:56 ` Miquel Raynal [this message]
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