Messages in this thread | | | Date | Mon, 14 May 2018 22:16:31 +0200 | From | Pavel Machek <> | Subject | Re: [PATCH v5 2/2] leds: lm3601x: Introduce the lm3601x LED driver |
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On Mon 2018-05-14 15:13:34, Dan Murphy wrote: > Pavel > > On 05/14/2018 03:05 PM, Pavel Machek wrote: > > Hi! > > > >>> OK. > >> > >> OK I looked at the max776973 driver and well if the flash-max-microamp and > >> flash-max-timeout-us nodes are missing it sets a default value for each if the > >> node is not present. > >> > >> So should we remove this code from the Max77693 driver too and fail probe as being asked > >> in this driver? > > > > Well, modifying driver without access to the hardware is tricky > > :-(. If it does something stupid (like using other than minimum values > > for the flash-max-microamp/flash-max-timeout-us), it needs to be > > fixed. > > Well we should be able to test the probe/parse dt node and reject the probe if the node is not > present. That can be done without HW the setup is done pretty early in the probe without even attempting to communicate > with the hardware. >
Well, yes, you can do that.
But if someone is actively using board with DT w/o flash-max-microamp, you'll make them unhappy.
Best regards, Pavel -- (english) http://www.livejournal.com/~pavelmachek (cesky, pictures) http://atrey.karlin.mff.cuni.cz/~pavel/picture/horses/blog.html [unhandled content-type:application/pgp-signature] | |