Platforms may have some external power control which need to be controlled from board specific code. This is the case for some versions of the MOP500 board (U8500 platform).
Acked-by: Linus Walleij <[email protected]> Signed-off-by: Rabin Vincent <[email protected]> --- drivers/mmc/host/mmci.c | 3 ++- include/linux/amba/mmci.h | 6 ++++-- 2 files changed, 6 insertions(+), 3 deletions(-) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 322958f..63eb7f4 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -483,7 +483,8 @@ static void mmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios) * power control behind this translate function. */ if (!host->vcc && host->plat->translate_vdd) - pwr |= host->plat->translate_vdd(mmc_dev(mmc), ios->vdd); + pwr |= host->plat->translate_vdd(mmc_dev(mmc), ios->vdd, + ios->power_mode); /* The ST version does not have this, fall through to POWER_ON */ if (host->hw_designer != AMBA_VENDOR_ST) { pwr |= MCI_PWR_UP; diff --git a/include/linux/amba/mmci.h b/include/linux/amba/mmci.h index f9d1bb5..61b5810 100644 --- a/include/linux/amba/mmci.h +++ b/include/linux/amba/mmci.h @@ -17,7 +17,8 @@ * mmc/host.h * @translate_vdd: a callback function to translate a MMC_VDD_* * mask into a value to be binary or:ed and written into the - * MMCIPWR register of the block + * MMCIPWR register of the block. May also control external power + * based on the power_mode. * @status: if no GPIO read function was given to the block in * gpio_wp (below) this function will be called to determine * whether a card is present in the MMC slot or not @@ -30,7 +31,8 @@ struct mmci_platform_data { unsigned int f_max; unsigned int ocr_mask; - u32 (*translate_vdd)(struct device *, unsigned int); + u32 (*translate_vdd)(struct device *, unsigned int vdd, + unsigned char power_mode); unsigned int (*status)(struct device *); int gpio_wp; int gpio_cd; -- 1.7.0 -- To unsubscribe from this list: send the line "unsubscribe linux-mmc" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
