[PATCH] i2c i.MX: Fix divider table

Troy Kisky troy.kisky at boundarydevices.com
Fri Jul 6 13:41:54 EDT 2012


On 7/5/2012 11:28 PM, Sascha Hauer wrote:
> On Fri, Jul 06, 2012 at 08:52:50AM +0800, Richard Zhao wrote:
>> On Thu, Jul 05, 2012 at 06:01:53PM +0200, Sascha Hauer wrote:
>>> On Thu, Jul 05, 2012 at 10:52:39PM +0800, Richard Zhao wrote:
>>>> On Thu, Jul 05, 2012 at 03:10:26PM +0200, Sascha Hauer wrote:
>>>>> Measurements on i.MX1 and i.MX53 have shown that the divider values
>>>>> in the datasheets are wrong. the values from first, third and fourth
>>>>> column were all measured to be 8 higher than in the datasheet. It
>>>>> should be safe to assume that the SoCs between i.MX1 and i.MX53 behave
>>>>> the same as the i2c unit is unchanged since the i.MX1.
>>>> We may need to check with IC guys? Or you've done?
>>> I don't have contact to the IC guys. Could you do this? I'd be
>>> interested in the results.
>> Sure, but it may be slow, as you know, many people are in summer break.
> Thanks. It can take longer, the resulting frequencies are all too low,
> so we are on the safe side.
>
> Sascha
>
You mean safe before the patch is applied, not after. Right?

Troy





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