Re: [PATCH 1/1] i3c: master: svc: adjust SDR timing according to i3c spec

From: Miquel Raynal
Date: Wed Jul 17 2024 - 03:56:40 EST


Hi Frank,

Frank.Li@xxxxxxx wrote on Fri, 12 Jul 2024 12:46:02 -0400:

> From: Carlos Song <carlos.song@xxxxxxx>
>
> 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@xxxxxxxxxxx>

>
> Signed-off-by: Clark Wang <xiaoning.wang@xxxxxxx>
> Signed-off-by: Carlos Song <carlos.song@xxxxxxx>
> Signed-off-by: Frank Li <Frank.Li@xxxxxxx>
> ---

Thanks,
Miquèl