Hi Alexandre,
On Tue, Dec 17, 2013 at 08:03:12PM +0100, Alexandre Belloni wrote:
> Hi,
>
> It seems that patch never made it to the mainline. Is it still missing
> something ?
No reason on my side, maybe because my ack is missing but I thought I
gave it on a previous version, maybe I am wrong.
So Acked-by: Ludovic Desroches <ludovic.desroches@xxxxxxxxx>
Regards
Ludovic
>
> Regards,
>
> On 17/10/2013 15:56, Ulf Hansson wrote:
> > On 17 October 2013 12:46, Alexandre Belloni
> > <alexandre.belloni@xxxxxxxxxxxxxxxxxx> wrote:
> >> Other MMC hosts handle a regulator named vmmc-supply that allows to power the
> >> MMC card or SDIO device before communicating on the bus.
> >>
> >> Signed-off-by: Alexandre Belloni <alexandre.belloni@xxxxxxxxxxxxxxxxxx>
> > Acked-by: Ulf Hansson <ulf.hansson@xxxxxxxxxx>
> >
> >> ---
> >>
> >> Changes in v2:
> >> - use mmc_regulator_get_supply instead of devm_regulator_get
> >>
> >> Changes in v3:
> >> - en/disable the regulator in .set_ios using mmc_regulator_set_ocr
> >>
> >> drivers/mmc/host/atmel-mci.c | 7 +++++++
> >> 1 file changed, 7 insertions(+)
> >>
> >> diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c
> >> index 69e438e..a9e1ba6 100644
> >> --- a/drivers/mmc/host/atmel-mci.c
> >> +++ b/drivers/mmc/host/atmel-mci.c
> >> @@ -1385,8 +1385,14 @@ static void atmci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
> >> clk_unprepare(host->mck);
> >>
> >> switch (ios->power_mode) {
> >> + case MMC_POWER_OFF:
> >> + if (!IS_ERR(mmc->supply.vmmc))
> >> + mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, 0);
> >> + break;
> >> case MMC_POWER_UP:
> >> set_bit(ATMCI_CARD_NEED_INIT, &slot->flags);
> >> + if (!IS_ERR(mmc->supply.vmmc))
> >> + mmc_regulator_set_ocr(mmc, mmc->supply.vmmc, ios->vdd);
> >> break;
> >> default:
> >> /*
> >> @@ -2196,6 +2202,7 @@ static int __init atmci_init_slot(struct atmel_mci *host,
> >> }
> >>
> >> host->slot[id] = slot;
> >> + mmc_regulator_get_supply(mmc);
> >> mmc_add_host(mmc);
> >>
> >> if (gpio_is_valid(slot->detect_pin)) {
> >> --
> >> 1.8.1.2
> >>
> > --
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>
>
> --
> Alexandre Belloni, Free Electrons
> Embedded Linux, Kernel and Android engineering
> http://free-electrons.com
>
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