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Re: SDHC support. [Was Re: AW: Fwd: New features required on Cortex-M platform]
- From: Jerzy Dyrda <jerzdy at gmail dot com>
- To: Ilija Kocho <ilijak at siva dot com dot mk>
- Cc: ecos-discuss at ecos dot sourceware dot org, Richard Rauch <rrauch at itrgmbh dot de>
- Date: Fri, 13 Jun 2014 21:30:06 +0200
- Subject: Re: SDHC support. [Was Re: AW: Fwd: New features required on Cortex-M platform]
- Authentication-results: sourceware.org; auth=none
- References: <5752197 dot rmWza1iyYx at inteldesktop dot site> <4104928 dot CWXqrFU02v at inteldesktop dot site> <539B48F7 dot 9060208 at siva dot com dot mk>
Hello Ilija,
On Friday 13 of June 2014 20:54:47 Ilija Kocho wrote:
> 3) SD bus support. I know that I can use SD card in SPI mode but on some
>
> >> board like STM32F4DISCOVERY SD card i only available on SD bus.
> >> It's high time to add this miss part of system.
> > - SD card interface. Unfortunately this is very processor specific. Each
> > Microcontroller has its own IP for accessing SD card.
> > But only low level SD bus driver. Upper layer for MMC/SD card is common.
>
> This is MMC/SD disk driver for Freescale Kinetis and iMX.
> https://sourceforge.net/projects/ecosfreescale/files/devs/SDHC/
> Upper layer (based on SPI MMC driver) and HW dependent (Freescale) parts
> are placed in separate packages.
>
> Jerzy, can you see if STM support can be added?
With pleasure.
> Note: The aim of this project is support for MMC/SD memory cards (I.E.
> disk drive) SDIO is out of scope.
OK.
Best regards,
jerzy
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