On Wed, Nov 19, 2014 at 05:04:54PM +0000, Lee Jones wrote: > On Tue, 18 Nov 2014, Sascha Hauer wrote: > > > On Tue, Nov 18, 2014 at 11:46:45AM +0000, Lee Jones wrote: > > > On Mon, 17 Nov 2014, Flora Fu wrote: > > > > > > > Add PMIC wrapper of MT8135 to access MFD MT6397. > > > > This is regmap of MT6397 MFD. > > > > > > > > Signed-off-by: Flora Fu <flora.fu@xxxxxxxxxxxx> > > > > --- > > > > drivers/mfd/Kconfig | 8 + > > > > drivers/mfd/Makefile | 1 + > > > > drivers/mfd/mt8135-pmic-wrap.c | 847 +++++++++++++++++++++++++++++++++++++++++ > > > > > > All of the PMIC functionality needs removing from MFD and placed > > > somewhere else. I suggest either drivers/power or drivers/regulator. > > > > This is no PMIC functionality. The MT8135 has a unit which is is used to > > access the PMIC (which is not only a PMIC, but also Touchscreen > > interface and other stuff). This unit is called pmic-wrapper in the > > docs. See the introductory mail for a nice picture. > > I saw the picture, it's very nice. Whatever this is, it's not an > MFD. It's a device which is located on an MFD. There is far too much > functional (the operative word here) code contained in this patch. The MT6397 is a classical MFD device. It has a PMIC, an audio amp and a RTC. It is very tightly coupled to the SoC via SPI, but the SPI itself is not directly visible on the SoC. It's accessible indirectly via the PMIC-wrapper. Indeed the PMIC-wrapper is not MFD. Another dumping ground that comes to my mind is drivers/soc/. We could move over there. Sascha -- Pengutronix e.K. | | Industrial Linux Solutions | http://www.pengutronix.de/ | Peiner Str. 6-8, 31137 Hildesheim, Germany | Phone: +49-5121-206917-0 | Amtsgericht Hildesheim, HRA 2686 | Fax: +49-5121-206917-5555 | -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html