[Letux-kernel] [RFC 2/5] ARM: dts: add support for opp-v2 for omap34xx and omap36xx

H. Nikolaus Schaller hns at goldelico.com
Tue Sep 3 07:58:43 CEST 2019


> Am 03.09.2019 um 04:38 schrieb Viresh Kumar <viresh.kumar at linaro.org>:
> 
> On 02-09-19, 12:55, H. Nikolaus Schaller wrote:
>> +		opp1-125000000 {
>> +			opp-hz = /bits/ 64 <125000000>;
>> +			// we currently only select the max voltage from table Table 3-3 of the omap3530 Data sheet (SPRS507F)
>> +			// <target min max> could also be single <target>
>> +			opp-microvolt = <975000 975000 975000>;
>> +			// first value is silicon revision, second one 720MHz Device Identification
> 
>> +			opp-supported-hw = <0xffffffff 3>;
> 
> I don't see the driver changes using this field, am I missing
> something ?

This is parsed by _opp_is_supported() which is called
indirectly by ti_cpufreq_probe().

BR,
Nikolaus



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