[U-Boot] [PATCH] timer: Add High Precision Event Timers (HPET) support

Andy Shevchenko andy.shevchenko at gmail.com
Fri Mar 30 19:42:57 UTC 2018


On Fri, Mar 30, 2018 at 1:39 AM, Simon Glass <sjg at chromium.org> wrote:
> On 29 March 2018 at 18:52, Andy Shevchenko
> <andriy.shevchenko at linux.intel.com> wrote:
>> On Wed, 2018-03-28 at 17:58 -0700, Ivan Gorinov wrote:

>> First question is how this will work in case of Broadwell and Ivybridge
>> that have something to do with HPET in their CPU code, i.e.
>>
>> arch/x86/cpu/broadwell/pch.c
>> arch/x86/cpu/ivybridge/lpc.c
>>
>> ?
>>
>> Look for
>>
>>     clrsetbits_le32(RCB_REG(HPTC), 3, 1 << 7);


> Perhaps that code can be removed in favour of this driver? I am happy
> to test on these platforms if it helps.

That's my point.

-- 
With Best Regards,
Andy Shevchenko


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