mmc: sdhci-pxav3: add IRQ wake up support

[cjb: The MMP3 architecture requires a registered interrupt to retire wfi when waking from suspend.] Signed-off-by: Jialing Fu <jlfu@marvell.com> Signed-off-by: Kevin Liu <kliu5@marvell.com> Signed-off-by: Chris Ball <cjb@laptop.org>
git-mirror · Jan 28, 2013 · 9ddc4f2 · 9ddc4f2
1 parent 8678b81
commit 9ddc4f2
Showing 1 changed file with 7 additions and 0 deletions.
diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
@@ -311,6 +311,13 @@ static int sdhci_pxav3_probe(struct platform_device *pdev)
 
 	platform_set_drvdata(pdev, host);
 
+	if (pdata->pm_caps & MMC_PM_KEEP_POWER) {
+		device_init_wakeup(&pdev->dev, 1);
+		host->mmc->pm_flags |= MMC_PM_WAKE_SDIO_IRQ;
+	} else {
+		device_init_wakeup(&pdev->dev, 0);
+	}
+
 	return 0;
 
 err_add_host: