linux-kernel - Re: [PATCH v1 1/2] i2c: designware-pci: Add support for Fast Mode Plus and High Speed Mode

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Message-ID: <691f1f59-5f6e-14b5-7607-38b91c23e149@linux.intel.com>
Date:   Wed, 1 Dec 2021 13:35:34 +0200
From:   Jarkko Nikula <jarkko.nikula@...ux.intel.com>
To:     "D, Lakshmi Sowjanya" <lakshmi.sowjanya.d@...el.com>,
        Wolfram Sang <wsa@...nel.org>
Cc:     "linux-i2c@...r.kernel.org" <linux-i2c@...r.kernel.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "Senthil, Bala" <bala.senthil@...el.com>,
        "N, Pandith" <pandith.n@...el.com>,
        Andy Shevchenko <andriy.shevchenko@...ux.intel.com>,
        "Saha, Tamal" <tamal.saha@...el.com>
Subject: Re: [PATCH v1 1/2] i2c: designware-pci: Add support for Fast Mode
 Plus and High Speed Mode

On 12/1/21 11:39 AM, D, Lakshmi Sowjanya wrote:
> 
> 
>> -----Original Message-----
>> From: Wolfram Sang <wsa@...nel.org>
>> Sent: Wednesday, December 1, 2021 2:07 PM
>> To: Jarkko Nikula <jarkko.nikula@...ux.intel.com>
>> Cc: D, Lakshmi Sowjanya <lakshmi.sowjanya.d@...el.com>; linux-
>> i2c@...r.kernel.org; linux-kernel@...r.kernel.org; Senthil, Bala
>> <bala.senthil@...el.com>; N, Pandith <pandith.n@...el.com>; Andy
>> Shevchenko <andriy.shevchenko@...ux.intel.com>; Saha, Tamal
>> <tamal.saha@...el.com>
>> Subject: Re: [PATCH v1 1/2] i2c: designware-pci: Add support for Fast Mode
>> Plus and High Speed Mode
>>
>>
>>> See the comments from Andy. Recent enough Elkhart Lake BIOS and his
>>> patches from last year already provide the timing parameters. Feeling
>>> embarrassed I forgot them :-(
>>
>> But the u16 conversion of the existing parameters is still useful?
> 
> Jarkko: I've seen the changes by Andy. These patches are no more required as suggested. I'm following up on the same, regarding ACPI table entries.
> 
> I have the same query...is the u16 conversion of existing parameters still useful?
> 
Yes, that's useful.

Jarkko