diff options
| author | Timo Kokkonen <timo.kokkonen@offcode.fi> | 2014-11-03 13:12:59 +0200 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2014-11-10 12:40:48 +0100 |
| commit | 76d5556428fbbdf411504895b516272cad27127d (patch) | |
| tree | d3fd33cd25ceaa1ea7d644ab20a6ebf2650bfa40 /drivers | |
| parent | 0654bb3cdd5142ca8bf27a4f72bf22098394fbd5 (diff) | |
mmc: host: atmel-mci: Add support for non-removable slots
Add support for non-removable slots which have no card detection GPIO
and which should not be polled for a card change.
Signed-off-by: Timo Kokkonen <timo.kokkonen@offcode.fi>
Acked-by: Ludovic Desroches <ludovic.desroches@atmel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/atmel-mci.c | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index 0b9ddf8aed04..d9646e5ae2c8 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -560,6 +560,9 @@ atmci_of_init(struct platform_device *pdev) pdata->slot[slot_id].detect_is_active_high = of_property_read_bool(cnp, "cd-inverted"); + pdata->slot[slot_id].non_removable = + of_property_read_bool(cnp, "non-removable"); + pdata->slot[slot_id].wp_pin = of_get_named_gpio(cnp, "wp-gpios", 0); } @@ -2206,8 +2209,12 @@ static int __init atmci_init_slot(struct atmel_mci *host, } } - if (!gpio_is_valid(slot->detect_pin)) - mmc->caps |= MMC_CAP_NEEDS_POLL; + if (!gpio_is_valid(slot->detect_pin)) { + if (slot_data->non_removable) + mmc->caps |= MMC_CAP_NONREMOVABLE; + else + mmc->caps |= MMC_CAP_NEEDS_POLL; + } if (gpio_is_valid(slot->wp_pin)) { if (devm_gpio_request(&host->pdev->dev, slot->wp_pin, |