ARM: OMAP3+: SmartReflex: add missing platform_set_drvdata()

That's very useful to fetch the correct struct sr_info
from the PM handlers.
Signed-off-by: Felipe Balbi <balbi@ti.com>
Signed-off-by: Jean Pihet <j-pihet@ti.com>
Reviewed-by: Kevin Hilman <khilman@ti.com>
Signed-off-by: Kevin Hilman <khilman@ti.com>

arch/arm/mach-omap2/smartreflex.c

@@ -888,6 +888,8 @@ static int __init omap_sr_probe(struct platform_device *pdev)
 		return -ENOMEM;
 	}
 
+	platform_set_drvdata(pdev, sr_info);
+
 	if (!pdata) {
 		dev_err(&pdev->dev, "%s: platform data missing\n", __func__);
 		ret = -EINVAL;