... vendor decided to implement the card detection not through the mechanical ... internal pull up at pin 1 (CD/DAT3). > The SDHCI spec ... /DAT3 occurs at re-insertion of that card? > Provided your hardware ... In a short look through some MMC card specs I did ...

linux-kernel - Pierre Ossman - Mar 18 2008 - 07:20

... with the internal working of the current MMC stack: >> The controller cannot ... the SD host controller spec: "The card detect is active regardless of ... "If one of the supply pins (VDD or VSS) is not ... then the current is drawn through a data line to supply ...

linux-kernel - Wappler Marcel - Mar 18 2008 - 08:24

... the SD host controller spec: > "The card detect is active regardless of the ... , then > the current is drawn through a data line to supply the ... speculate. Rgds -- -- Pierre Ossman Linux kernel, MMC maintainer http://www.kernel.org ...

linux-kernel - Pierre Ossman - Mar 18 2008 - 08:47

... SD host controller spec: > "The card detect is active regardless of ... able to pull up the CD/DAT3 Pad to VCC > if ... controller has switched off the cards power - any idea how this ... controller might alternatively switch all pins (except the pullup) to VCC ...

linux-kernel - Bodo Eggert - Mar 18 2008 - 19:08

... the SD host controller spec: >> "The card detect is active regardless of the ... be able to pull up the CD/DAT3 Pad to >> VCC if ... be managed? > If the VCC pin is connected to 0 V, ... events a second, if no card is inserted? Regards, Marcel Marcel ...

linux-kernel - Wappler Marcel - Mar 19 2008 - 04:41

... the SD host controller spec: > >> "The card detect is active regardless of ... be able to pull up the CD/DAT3 Pad to > >> VCC if ... controller has switched off the cards power - any idea how > >> this ... be managed? > > > If the VCC pin is connected to 0 V, ...

linux-kernel - Bodo Eggert - Mar 20 2008 - 03:27