On wto, 2014-10-28 at 00:37 +0000, Mark Brown wrote:
> On Mon, Oct 27, 2014 at 04:03:40PM +0100, Krzysztof Kozlowski wrote:
> > The driver is used only on Exynos4 based boards with DTS support.
> > Convert the driver to DTS-only version.
>
> This doesn't seem like a particularly persuasive reason honestly and if
> you're going to mess around with this stuff please fix it properly...
>
> > struct max77686_data {
> > + struct max77686_regulator_data *regulators;
> > + int num_regulators;
> > +
>
> ...the only reason for this array and the specification of the number of
> regulators is to make platform data easier to do...
>
> > - pdata->num_regulators = ARRAY_SIZE(regulators);
> > + max77686->num_regulators = ARRAY_SIZE(regulators);
>
> ...and indeed we wind up with a constant here anyway. At the very least
> it'd be better to pull the parsing into the registration, right now we
> have the code still laid out for platform data so it's hard to see it as
> a win in cleanup terms. If we're not translating into platform data we
> shouldn't need to keep this stuff around outside of the probe function.
>
> What would be even better would be to convert to use the standard DT
> parsing with regulators_node and of_match specified in the descriptor
> and then delete most of this code entirely.
You're right, there's a lot to clean in this driver.
The only caveat is that I can't test the max77802 regulator so I
refrained from doing intrusive changes to it. I'll try to clean up both
drivers and make max77802 as RFT.
Best regards,
Krzysztof
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