From: Kevin Liu <kliu5@marvell.com>
Date: Mon, 14 Jan 2013 19:38:53 +0000 (-0500)
Subject: mmc: sdhci-pxav3: add IRQ wake up support
X-Git-Url: https://git.karo-electronics.de/?a=commitdiff_plain;h=740b7a44aedbe8d916ce21b636f78467f5da1c59;p=linux-beck.git

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>
---

diff --git a/drivers/mmc/host/sdhci-pxav3.c b/drivers/mmc/host/sdhci-pxav3.c
index b7ee7761bc26..3d20c10fc571 100644
--- 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: