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 <[email protected]> Signed-off-by: Kishon Vijay Abraham I <[email protected]> --- 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 <[email protected]> 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 -- To unsubscribe from this list: send the line "unsubscribe stable" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html
