Wolfram Sang <wsa@xxxxxxxxxxxxx> writes:
> [ Unknown signature status ]
> On Thu, Feb 08, 2018 at 02:54:05PM +0100, Boris Brezillon wrote:
>> From: Eric Anholt <eric@xxxxxxxxxx>
>>
>> We were leaving them in the power on state (or the state the firmware
>> had set up for some client, if we were taking over from them). The
>> boot state was 30 core clocks, when we actually want to sample some
>> time after (to make sure that the new input bit has actually arrived).
>>
>> Signed-off-by: Eric Anholt <eric@xxxxxxxxxx>
>> Signed-off-by: Boris Brezillon <boris.brezillon@xxxxxxxxxxx>
>> Cc: Gerd Hoffmann <kraxel@xxxxxxxxxx>
>> ---
>> Hello,
>>
>> I'm reviving this patch that has been posted a while ago by Gerd.
>> It fixes EDID retrieval on some (broken?) HDMI displays, but I'm pretty
>> sure it will fix other I2C setup.
>>
>> Note that I also tested the change with a regular I2C device and it
>> worked just fine.
>
> Applied to for-current, thanks!
>
> Could you provide a Fixes tag if you think this should go to stable?
It would be a fix back to the start of the driver, but should apply
cleanly back to:
Fixes: 9446f62e8e18 ("i2c: bcm2835: Add support for dynamic clock")
and over a year ago seems like plenty of backport.
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