Messages in this thread | | | Subject | Re: [PATCH v2] mfd: syscon: Add syscon_regmap_lookup_by_phandle_optional() function. | From | Matthias Brugger <> | Date | Tue, 17 Nov 2020 13:05:01 +0100 |
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Hi Lee,
On 13/11/2020 11:19, Lee Jones wrote: > On Tue, 10 Nov 2020, Enric Balletbo i Serra wrote: > >> This adds syscon_regmap_lookup_by_phandle_optional() function to get an >> optional regmap. >> >> It behaves the same as syscon_regmap_lookup_by_phandle() except where >> there is no regmap phandle. In this case, instead of returning -ENODEV, >> the function returns NULL. This makes error checking simpler when the >> regmap phandle is optional. >> >> Suggested-by: Nicolas Boichat <drinkcat@chromium.org> >> Signed-off-by: Enric Balletbo i Serra <enric.balletbo@collabora.com> >> Reviewed-by: Matthias Brugger <matthias.bgg@gmail.com> >> --- >> >> Changes in v2: >> - Add Matthias r-b tag. >> - Add the explanation from the patch description to the code. >> - Return NULL instead of -ENOTSUPP when regmap helpers are not enabled. >> >> drivers/mfd/syscon.c | 18 ++++++++++++++++++ >> include/linux/mfd/syscon.h | 11 +++++++++++ >> 2 files changed, 29 insertions(+) > > Applied, thanks. >
I've a series [1] that's based on this patch, could you provide a stable branch for it, so that I can take the series.
Thanks, Matthias
[1] https://lore.kernel.org/linux-mediatek/20201030113622.201188-1-enric.balletbo@collabora.com/
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