Re: [PATCH v2] rtc: Fix the AltCentury value on AMD/Hygon platform

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On 2019/10/8 17:44, Alexandre Belloni wrote:
> On 08/10/2019 17:37:12+0800, Jinke Fan wrote:
>> When using following operations:
>>   	save_control = CMOS_READ(RTC_CONTROL);
>> -	CMOS_WRITE((save_control|RTC_SET), RTC_CONTROL);
>> +	CMOS_WRITE((save_control | RTC_SET), RTC_CONTROL);
> 
> Unrelated change.

OK, this line change will be cancelled in the patch v3.

>>   	save_freq_select = CMOS_READ(RTC_FREQ_SELECT);
>> -	CMOS_WRITE((save_freq_select|RTC_DIV_RESET2), RTC_FREQ_SELECT);
>> +
>> +#if defined(CONFIG_CPU_SUP_AMD) || defined(CONFIG_CPU_SUP_HYGON)
>> +	CMOS_WRITE((save_freq_select & (~RTC_DV0)), RTC_FREQ_SELECT);
> 
> That does break all the other x86 platforms.

Yes, it's a mistake. In the patch v3, the modifications will be
limited to AMD/Hygon vendor id.

-- 
Best Regards,
Jinke Fan




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