pm_runtime_enable is being called after omap2430_musb_init. Hence
pm_runtime_get_sync in omap2430_musb_init does not have any effect (does
not enable clocks) resulting in a crash during register access. It is
fixed here.
Cc: Felipe Balbi <balbi@xxxxxx>
Signed-off-by: Kishon Vijay Abraham I <kishon@xxxxxx>
---
Tested in 4430SDP.
Applied and Tested on linus tree.
git://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
commit 69a7aebcf019ab3ff5764525ad6858fbe23bb86d
Merge: d464c92 f1f996b
Author: Linus Torvalds <torvalds@xxxxxxxxxxxxxxxxxxxx>
Date: Tue Mar 20 21:12:50 2012 -0700
drivers/usb/musb/omap2430.c | 4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/usb/musb/omap2430.c b/drivers/usb/musb/omap2430.c
index 2ae0bb3..73bd5ed 100644
--- a/drivers/usb/musb/omap2430.c
+++ b/drivers/usb/musb/omap2430.c
@@ -452,14 +452,14 @@ static int __devinit omap2430_probe(struct platform_device *pdev)
goto err2;
}
+ pm_runtime_enable(&pdev->dev);
+
ret = platform_device_add(musb);
if (ret) {
dev_err(&pdev->dev, "failed to register musb device\n");
goto err2;
}
- pm_runtime_enable(&pdev->dev);
-
return 0;
err2:
--
1.7.0.4
--
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