> -----Original Message----- > From: [email protected] > [mailto:[email protected]] On Behalf Of Gao, Yunpeng > Sent: Saturday, April 02, 2011 11:50 AM > To: [email protected]; [email protected] > Subject: Re: [Meego-kernel] [RFC/PATCH] sdhci-pci: add 8-bit bus width support > for mrst hc0 > > >If only set MMC_CAP_8_BIT_DATA, not hook platform_8bit_width, I will get > >the fllowing message. > >The reason is ios->bus_width != MMC_BUS_WIDTH_8 and host->version < > >SDHCI_SPEC_300 in drivers/mmc/host/sdhci.c, sdhci_set_ios(). > > I see. What I checked yesterday is not MeeGo kernel code and caused some > mis-understanding on this. > > Now, I think this patch is OK but just want to confirm that did you have > tested it > on MRST Langwell B0 and Langwell C0 platform? > I recalled that seems Langwell B0 does not support 8bit bus width. So, maybe > it > needs to check Silicon version first before set the MMC_CAP_8_BIT_DATA cap > bit, right? >
I believe they must be using Langwell C0. _______________________________________________ MeeGo-kernel mailing list [email protected] http://lists.meego.com/listinfo/meego-kernel
