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atmel-mci: Set MMC_CAP_NEEDS_POLL if no detect_pin

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This allows the mmc core to detect card insertion/removal for slots that
don't have any CD pin wired up.

Signed-off-by: Haavard Skinnemoen <haavard.skinnemoen@atmel.com>
Signed-off-by: Pierre Ossman <drzeus@drzeus.cx>
This commit is contained in:
Haavard Skinnemoen 2008-09-19 21:09:30 +02:00 committed by Pierre Ossman
parent 75d33cc751
commit da45b66ec8
1 changed files with 4 additions and 0 deletions
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4
drivers/mmc/host/atmel-mci.c
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@ -1059,6 +1059,10 @@ static int __init atmci_probe(struct platform_device *pdev)
host->present = !gpio_get_value(host->detect_pin);
}
}
if (!gpio_is_valid(host->detect_pin))
mmc->caps |= MMC_CAP_NEEDS_POLL;
if (gpio_is_valid(host->wp_pin)) {
if (gpio_request(host->wp_pin, "mmc_wp")) {
dev_dbg(&mmc->class_dev, "no WP pin available\n");