On Sun, Oct 09, 2016 at 04:04:11PM +0900, Tomasz Figa wrote:
> Hi Krzysztof,
>
> 2016-09-04 20:04 GMT+09:00 Krzysztof Kozlowski <krzk@xxxxxxxxxx>:
> >
> > Hi,
> >
> > Changes since v2
> > ================
> > 1. Combine separate patchsets into one. Previously I sent separately the fixes
> > and changes for S3C platforms.
> > 2. Fix issues pointed during review.
> > 3. Add review tags.
> >
> > Changes since v1
> > ================
> > 1. Follow Arnd's suggestion about moving the macros to common place.
> > 2. Subjects: replace "GPIO" with "pinctrl".
> > 3. There were some major changes here so I did not add Javier's
> > reviewed-by and tested-by tags.
> >
> > Merging
> > =======
> > Patches #1 and #2 should probably go through pinctrl tree. In that case I would
> > appreciate a stable branch/tag so DTS could base on top of it.
> >
> > Goal
> > ====
> > Increase readability:
> > uart0_data: uart0-data {
> > samsung,pins = "gpa0-0", "gpa0-1";
> > - samsung,pin-function = <2>;
> > - samsung,pin-pud = <0>;
> > - samsung,pin-drv = <0>;
> > + samsung,pin-function = <EXYNOS_PIN_FUNC_2>;
> > + samsung,pin-pud = <EXYNOS_PIN_PULL_NONE>;
> > + samsung,pin-drv = <EXYNOS4_PIN_DRV_LV1>;
>
> I like the idea, thanks for cleaning this up. However I'd like to
> bikeshed the prefix a bit. Since the properties are already prefixed
> by "samsung,", I think it would make much more sense to also prefix
> the generic values with "SAMSUNG_". Of course for soc/family-specific
> values, the soc/family name prefix sounds right.
I am lost. Sorry, I don't get what kind of final prefixes you would like
to have.
SAMSUNG_EXYNOS4_PIN_DRV_LV1
SAMSUNG_EXYNOS5260_PIN_DRV_LV1
?
> Similarly for rest of the value names, such as SAMSUNG_PIN_PUD instead
> of SAMSUNG_PIN_PULL, which obviously sounds more like correct English,
> however hurts the consistency and could confuse the people writing new
> dts files.
SAMSUNG_S3C64XX_PIN_PUD_NONE
SAMSUNG_EXYNOS_PIN_PUD_NONE
?
Best regards,
Krzysztof
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