On Mon, Oct 14, 2013 at 7:16 PM, Lei Wen <lei...@marvell.com> wrote: > Hi Vadim, > > The quirk is standing for some workaround for those host that has some > limitation that it cannot directly be applied with standard sdhci.c code, > so that we add one quirk for it, which let it could use the sdhci.c. > > Like the quirk as SDHCI_QUIRK_32BIT_DMA_ADDR, it indicate that some host > has dma engine limitation that it must start from address with alignement. > So if sdhci find caller set this quirk, it would follow corresponding > workaround > for it. > > There is no formal description for it as I could see. >
All right, that's what I figured :). Thank you for the explanation, --vb > Thanks, > Lei > >> -----Original Message----- >> From: vben...@gmail.com [mailto:vben...@gmail.com] On Behalf Of Vadim >> Bendebury >> Sent: Tuesday, October 15, 2013 10:09 AM >> To: Lei Wen >> Cc: Prafulla Wadaskar; aflem...@gmail.com; Rob Herring; u- >> b...@lists.denx.de; Yu Tang; Prabhanjan Sarnaik; Ashish Karkare; Andy >> Fleming >> Subject: Re: [U-Boot] [PATCH V2 0/2] add sdhci generic framework >> >> Hello Lei, >> >> I am looking into adding eMMC support for some intel SDHCI controllers >> based on this common SDHCI driver submission. >> >> One thing which is not quite clear is the quirks - can you (or somebody >> else on this list) please shed some light on what the quirks are. Is >> there some kind of formal description/definition of various defined >> quirks and their processing. >> >> Thank you in advance, >> >> --vb >> >> >> On Wed, Jun 29, 2011 at 12:50 AM, Lei Wen <lei...@marvell.com> wrote: >> > V1: >> > add sdhci generic framework and with marvell sdhci implementation >> > >> > V2: >> > rename the previous file name from sdhci-mv to mv_sdhci >> > >> > Lei Wen (2): >> > MMC: add sdhci generic framework >> > MMC: add marvell sdhci driver >> > >> > drivers/mmc/Makefile | 2 + >> > drivers/mmc/mv_sdhci.c | 21 +++ >> > drivers/mmc/sdhci.c | 433 >> ++++++++++++++++++++++++++++++++++++++++++++++++ >> > include/sdhci.h | 325 ++++++++++++++++++++++++++++++++++++ >> > 4 files changed, 781 insertions(+), 0 deletions(-) create mode >> > 100644 drivers/mmc/mv_sdhci.c create mode 100644 drivers/mmc/sdhci.c >> > create mode 100644 include/sdhci.h >> > >> > _______________________________________________ >> > U-Boot mailing list >> > U-Boot@lists.denx.de >> > http://lists.denx.de/mailman/listinfo/u-boot > _______________________________________________ > U-Boot mailing list > U-Boot@lists.denx.de > http://lists.denx.de/mailman/listinfo/u-boot _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
