Messages in this thread Patch in this message | | | From | Haavard Skinnemoen <> | Subject | [PATCH 4/4] atmel-mci: Set MMC_CAP_NEEDS_POLL if no detect_pin | Date | Fri, 19 Sep 2008 21:09:30 +0200 |
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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> --- drivers/mmc/host/atmel-mci.c | 4 ++++ 1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/mmc/host/atmel-mci.c b/drivers/mmc/host/atmel-mci.c index 3909608..917035e 100644 --- a/drivers/mmc/host/atmel-mci.c +++ b/drivers/mmc/host/atmel-mci.c @@ -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"); -- 1.5.6.5
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