On Wed, Jun 12, 2019 at 1:32 AM Kevin Hilman <[email protected]> wrote: > > Martin Blumenstingl <[email protected]> writes: > > > EC-100 and Odroid-C1 use a "copy" of the VCCK regulator as "VDDEE" > > regulator. VDDEE supplies the Mali GPU and various other bits within > > the SoC. > > > > The VDDEE regulator is not exclusive to the Mali GPU so it must not > > change it's voltage. The GPU OPP table has a fixed voltage for all > > frequencies of 1.10V. This matches with what u-boot sets on my EC-100 > > and Odroid-C1. > > > > Dependencies: > > - compile time: patch #4 depends on my other patch "ARM: meson8b-mxq: > > better support for the TRONFY MXQ" from [0] > > - runtime: we don't want the kernel to change the output of the VDDEE > > regulator to the maximum value. Thus the PWM driver has to be able > > to read the PWM period and duty cycle from u-boot. This is supported > > with my series called "pwm-meson: cleanups and improvements" from [1] > > Just FYI... unless I hear otherwise, I'll wait for the PWM cleanups to > land before queuing this series. I'm happy with that because I'm not sure what will happen *without* the PWM improvements
Martin
