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path: root/drivers/mmc/pxamci.c
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Diffstat (limited to 'drivers/mmc/pxamci.c')
-rw-r--r--drivers/mmc/pxamci.c15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/mmc/pxamci.c b/drivers/mmc/pxamci.c
index b78beb1b015..b53af57074e 100644
--- a/drivers/mmc/pxamci.c
+++ b/drivers/mmc/pxamci.c
@@ -362,6 +362,16 @@ static void pxamci_request(struct mmc_host *mmc, struct mmc_request *mrq)
pxamci_start_cmd(host, mrq->cmd, cmdat);
}
+static int pxamci_get_ro(struct mmc_host *mmc)
+{
+ struct pxamci_host *host = mmc_priv(mmc);
+
+ if (host->pdata && host->pdata->get_ro)
+ return host->pdata->get_ro(mmc->dev);
+ /* Host doesn't support read only detection so assume writeable */
+ return 0;
+}
+
static void pxamci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
{
struct pxamci_host *host = mmc_priv(mmc);
@@ -401,6 +411,7 @@ static void pxamci_set_ios(struct mmc_host *mmc, struct mmc_ios *ios)
static struct mmc_host_ops pxamci_ops = {
.request = pxamci_request,
+ .get_ro = pxamci_get_ro,
.set_ios = pxamci_set_ios,
};
@@ -412,7 +423,9 @@ static void pxamci_dma_irq(int dma, void *devid, struct pt_regs *regs)
static irqreturn_t pxamci_detect_irq(int irq, void *devid, struct pt_regs *regs)
{
- mmc_detect_change(devid);
+ struct pxamci_host *host = mmc_priv(devid);
+
+ mmc_detect_change(devid, host->pdata->detect_delay);
return IRQ_HANDLED;
}