Re: [RFC PATCH 4/4] mmc: renesas_sdhi: Add support for RZ/V2H(P) SoC

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Hi Prabhakar,

> > - can't we use .enable/.disable in regulator_ops for handling pwen?
> >   Then we could simply use regulator_en/disable in the code and be future
> >   proof when other SDHI instances have other kinds of regulators (unless
> >   I am mising something)
> >
> Ok let me check on this and get back.

Thanks!

> > - what about not using regmap and use set/get_voltage and friends? My
> >   concern is that other "new" registers might appear in the future and
> >   it will be cumbersome to handle the scattered IO regions.
> >
> I'll have to do some reading on this. Can you please point me to any
> example driver which does not use regmap.

Sure thing!

~/Kernel/linux/drivers/regulator$ grep -L regmap $(grep -l devm_regulator_register *.c)
aat2870-regulator.c
ab8500.c
ab8500-ext.c
ad5398.c
cros-ec-regulator.c
da903x-regulator.c
db8500-prcmu.c
dummy.c
fixed.c
gpio-regulator.c
isl6271a-regulator.c
lp3971.c
lp3972.c
max1586.c
max8660.c
max8925-regulator.c
max8952.c
max8997-regulator.c
max8998.c
mc13783-regulator.c
mc13892-regulator.c
mtk-dvfsrc-regulator.c
pcap-regulator.c
pwm-regulator.c
qcom-rpmh-regulator.c
qcom_rpm-regulator.c
qcom_smd-regulator.c
scmi-regulator.c
stm32-pwr.c
ti-abb-regulator.c
tps6507x-regulator.c
tps6524x-regulator.c
twl6030-regulator.c
twl-regulator.c
vctrl-regulator.c

> > That said, having a regulator is not a quirk in my book. I'd think
> > 'struct renesas_sdhi' is the proper place. Or?
> >
> Ok, I will move them out of quirks.

Cool!

Happy hacking,

   Wolfram

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