From mboxrd@z Thu Jan 1 00:00:00 1970 From: marex@denx.de (Marek Vasut) Date: Sat, 6 Aug 2016 16:42:33 +0200 Subject: [PATCH RFC 2/3] mmc: core: add new cap for 3.3V only DDR MMCs In-Reply-To: <16443443.114784.752d0f22-93a7-46e8-bb14-c884787aaea3.open-xchange@email.1und1.de> References: <1470488140-10104-1-git-send-email-stefan.wahren@i2se.com> <1470488140-10104-3-git-send-email-stefan.wahren@i2se.com> <0e38d62a-b3d0-30ca-fca9-bb740ae54d0a@denx.de> <16443443.114784.752d0f22-93a7-46e8-bb14-c884787aaea3.open-xchange@email.1und1.de> Message-ID: <9356c009-4b34-9d3c-c4b9-c89ced2f8412@denx.de> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org On 08/06/2016 04:18 PM, Stefan Wahren wrote: > Hi Marek, > >> Marek Vasut hat am 6. August 2016 um 15:14 geschrieben: >> >> >> On 08/06/2016 02:55 PM, Stefan Wahren wrote: >>> This patch based on the work of Fabio Estevam: >>> "[PATCH v2] mmc: core: Do not set mmc voltage to 1.8V when >>> 'no-1-8-v' is present" >>> >>> It adds the support for 3.3V only DDR MMC hosts. >> >> Do such cards even exist ? Do you have a link where I can find some ? > > i never said anything about SD cards. I mean eMMC modules which usually have 8 > data pins like this one [1]. > > Please don't blame me if it's not compatible to i.MX28. It's only an example. > > [1] - > http://datasheet.octopart.com/THGBM3G4D1FBAIGH2H-Toshiba-datasheet-20748880.pdf Interesting, thanks! -- Best regards, Marek Vasut