On Mon, Jun 16, 2014 at 10:19 PM, Doug Anderson <dianders@xxxxxxxxxx> wrote: > Tushar, > > On Mon, Jun 16, 2014 at 4:19 AM, Tushar Behera <trblinux@xxxxxxxxx> wrote: >> On 06/13/2014 10:33 PM, Doug Anderson wrote: >>> Tushar, >>> >>> On Tue, Jun 10, 2014 at 10:32 PM, Tushar Behera <tushar.b@xxxxxxxxxxx> wrote: >>>> Peach-pi board has MAX98090 audio codec connected on HSI2C-7 bus. >>> >>> If you want to be a stickler about it, peach-pi actually has a >>> max98091. That requires code changes to the i2c driver, though. >>> ...and unfortunately listing two compatible strings for i2c devices is >>> broken. :( >>> >> Hi Doug, >> >> You are right. I checked the boot logs, the detected codec type is >> MAX98091. Since both these CODECs are supported through a single driver >> and the detection of chip is done during runtime, I would suggest we go >> ahead with "max98090" compatible string. I will update the commit >> message accordingly. >> >> Does that sound okay to you? > > As per my understanding you shouldn't do this. You should have two patches: > > 1. Add "max98091". You could simply post Wonjoon's patch from > <https://chromium-review.googlesource.com/184091> > > 2. Change the device tree to refer to "max98091" > > The argument that the "current kernel driver has a single driver" is > an argument that you're not supposed to make for device tree. The > same device tree is supposed to work for U-Boot, BSD, or any other > platform. On those platforms it might not be a shared driver. > My argument is that the device type is getting detected during runtime, hence there is no need to differentiate between these two. But if you prefer that way, I will repost. > >> If you so desire, I will submit a patch to sort peach-pi device-tree >> nodes (w.r.t. peach-pit dts file). > > Yes please. I think there's supposed to be some official ordering of > things. If anyone reading this has a pointer to the official sort > order of things in the device tree I'd love to see it! ;) > > -Doug -- Tushar Behera -- To unsubscribe from this list: send the line "unsubscribe linux-samsung-soc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
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