From mboxrd@z Thu Jan 1 00:00:00 1970 From: sre@kernel.org (Sebastian Reichel) Date: Fri, 17 Jul 2015 11:00:39 +0200 Subject: [PATCH] [TWL4030 MADC] Fix ADC[3:6] readings In-Reply-To: <1437085227-28845-2-git-send-email-adam.yh.lee@gmail.com> References: <1437085227-28845-1-git-send-email-adam.yh.lee@gmail.com> <1437085227-28845-2-git-send-email-adam.yh.lee@gmail.com> Message-ID: <20150717090039.GC9331@earth> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi, To get a chance of this patch being considered for inclusion, you should send this to the maintainers of the phy and iio framework. There is a high chance, that none of them will see your mail. On Thu, Jul 16, 2015 at 03:20:27PM -0700, Adam YH Lee wrote: > MADC[3:6] reads incorrect values without these two following changes: uhm MADC[3:6] are externally available analog inputs. Your change will result in them being tied to the USB module. > - enable the 3v1 bias regulator for ADC[3:6] The regulator is not required for correct MADC functionality, but for correct USB measureing. The regulator should not be requested by the madc module, but by the usb module, which is connected to the madc. > - configure ADC[3:6] lines as input, not as USB I don't think that should be done for all boards. > [...] -- Sebastian -------------- next part -------------- A non-text attachment was scrubbed... Name: signature.asc Type: application/pgp-signature Size: 819 bytes Desc: Digital signature URL: