[U-Boot] [PATCH] sunxi: Set AHB1 clock to PLL6/3 on all clock_sun6i.h using SoCs

Hans de Goede hdegoede at redhat.com
Sun Nov 22 16:40:29 CET 2015


Hi,

On 22-11-15 15:14, Chen-Yu Tsai wrote:
> On Sat, Nov 21, 2015 at 11:48 PM, Ian Campbell <ijc+uboot at hellion.org.uk> wrote:
>> On Fri, 2015-11-20 at 19:32 +0100, Hans de Goede wrote:
>>> According to the datasheets the max speed of AHB1 is 276 MHz, so
>>> setting it to PLL6 / 3 which gives us 200MHz everywhere is fine,
>>> and gives us a nice speed-up in certain workloads.
>>>
>>> Suggested-by: Chen-Yu Tsai <wens at csie.org>
>>> Signed-off-by: Hans de Goede <hdegoede at redhat.com>
>>
>> I suppose you've tested this on at least one such board? In that case:
>> Acked-by: Ian Campbell <ijc at hellion.org.uk>
>
> I've tested this on some of my boards. It works fine on my Hummingbird A31
> and A23 Q8 tablet. However my Sinlinx SinA33 is giving me kernel Oops which
> I haven't looked into yet.

Works for me on a q8 A33 tablet. But lets investigate your oops before including
this in the next pull-req. Thanks for the testing!

Regards,

Hans


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