From mboxrd@z Thu Jan 1 00:00:00 1970 From: Balaji T K Subject: Re: [PATCH RESEND v10 0/7] mmc: omap_hsmmc: pbias dt and cleanup Date: Wed, 26 Feb 2014 20:13:29 +0530 Message-ID: <530DFD91.4090601@ti.com> References: <1389627375-9107-1-git-send-email-balajitk@ti.com> <1392821801-29673-1-git-send-email-balajitk@ti.com> <530DF453.40201@epfl.ch> Mime-Version: 1.0 Content-Type: text/plain; charset="ISO-8859-1"; format=flowed Content-Transfer-Encoding: 7bit Return-path: In-Reply-To: <530DF453.40201@epfl.ch> Sender: linux-mmc-owner@vger.kernel.org To: florian.vaussard@epfl.ch Cc: linux-omap@vger.kernel.org, bcousson@baylibre.com, devicetree@vger.kernel.org, linux-mmc@vger.kernel.org, chris@printf.net, tony@atomide.com, broonie@kernel.org, Stefan Roese List-Id: devicetree@vger.kernel.org On Wednesday 26 February 2014 07:34 PM, Florian Vaussard wrote: > Hi, > > On 02/19/2014 03:56 PM, Balaji T K wrote: >> Few cleanups to reduce code indent, >> Add pbias_regulator support and adapt omap_hsmmc to use pbias regulator >> to configure required voltage on mmc1 pad(SD card) i/o rails on OMAP SoCs. >> > > I tested on both OMAP3630 (Overo Storm) and OMAP4430 (DuoVero). The > rootfs is mounted on mmc1 and works as usual. Here is what I can see: > > - pbias-supply is parsed from DT > - VMMC1 is set to 3V > - According to the debugfs entry, we are working at 3V signaling > - By dumping CONTROL_PBIASLITE, bit MMC1_PBIASLITE_VMODE > (PBIASLITEVMODE0 on OMAP3) is set to 1 (-> 3V) > > Do you see any other tests that I could run to validate your patches? Nope, Stefan has tested the other use case of detecting sd card at kernel without any sd card/pbias activity at u-boot. > Otherwise: > > Tested-by: Florian Vaussard > Thanks Florian, Stefan for Testing.