Re: [RFC PATCH v1 5/6] soc/tegra: regulators: Add regulators coupler for Tegra20

From: Dmitry Osipenko
Date: Wed May 08 2019 - 09:12:04 EST

08.05.2019 10:57, Mark Brown ÐÐÑÐÑ:
> On Sun, Apr 14, 2019 at 08:59:38PM +0300, Dmitry Osipenko wrote:
>> Add regulators coupler for Tegra20 SoC's that performs voltage balancing
>> of a coupled regulators and thus provides voltage scaling functionality.
> Can you say what the rules that this is trying to follow are?

There are three regulators: CPU, CORE and RTC.


1) CORE and RTC have max-spread voltage of 170mV.
2) CORE and RTC voltages must be higher than the CPU voltage by at least