The patch titled sdhci: 8-bit data transfer width support has been added to the -mm tree. Its filename is sdhci-8-bit-data-transfer-width-support.patch Before you just go and hit "reply", please: a) Consider who else should be cc'ed b) Prefer to cc a suitable mailing list as well c) Ideally: find the original patch on the mailing list and do a reply-to-all to that, adding suitable additional cc's *** Remember to use Documentation/SubmitChecklist when testing your code *** See http://userweb.kernel.org/~akpm/stuff/added-to-mm.txt to find out what to do about this The current -mm tree may be found at http://userweb.kernel.org/~akpm/mmotm/ ------------------------------------------------------ Subject: sdhci: 8-bit data transfer width support From: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> Some host controllers such as s5pc110 support the WIDE8 feature. Signed-off-by: Kyungmin Park <kyungmin.park@xxxxxxxxxxx> Cc: <linux-mmc@xxxxxxxxxxxxxxx> Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx> --- drivers/mmc/host/sdhci.c | 5 +++++ drivers/mmc/host/sdhci.h | 1 + 2 files changed, 6 insertions(+) diff -puN drivers/mmc/host/sdhci.c~sdhci-8-bit-data-transfer-width-support drivers/mmc/host/sdhci.c --- a/drivers/mmc/host/sdhci.c~sdhci-8-bit-data-transfer-width-support +++ a/drivers/mmc/host/sdhci.c @@ -1159,6 +1159,11 @@ static void sdhci_set_ios(struct mmc_hos ctrl = sdhci_readb(host, SDHCI_HOST_CONTROL); + if (ios->bus_width == MMC_BUS_WIDTH_8) + ctrl |= SDHCI_CTRL_8BITBUS; + else + ctrl &= ~SDHCI_CTRL_8BITBUS; + if (ios->bus_width == MMC_BUS_WIDTH_4) ctrl |= SDHCI_CTRL_4BITBUS; else diff -puN drivers/mmc/host/sdhci.h~sdhci-8-bit-data-transfer-width-support drivers/mmc/host/sdhci.h --- a/drivers/mmc/host/sdhci.h~sdhci-8-bit-data-transfer-width-support +++ a/drivers/mmc/host/sdhci.h @@ -72,6 +72,7 @@ #define SDHCI_CTRL_ADMA1 0x08 #define SDHCI_CTRL_ADMA32 0x10 #define SDHCI_CTRL_ADMA64 0x18 +#define SDHCI_CTRL_8BITBUS 0x20 #define SDHCI_POWER_CONTROL 0x29 #define SDHCI_POWER_ON 0x01 _ Patches currently in -mm which might be from kyungmin.park@xxxxxxxxxxx are mmc-recognize-csd-structure.patch mmc-recognize-csd-structure-fix.patch s5pc110-sdhci-s3c-can-override-host-capabilities.patch s5pc110-sdhci-s3c-support-on-s5pc110.patch sdhci-add-no-hi-speed-bit-quirk-support.patch sdhci-remove-useless-set_clock-check.patch sdhci-dont-assign-mmc-caps-at-sdhci-directly.patch sdhci-8-bit-data-transfer-width-support.patch -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html