On Thursday, December 16, 2010 4:43 PM, Sergei Shtylyov wrote: [...]

Why iounmap() what you've just failed to ioremap()?

Will fix this.

[...]

...

err_free_mem:

Don't you forget to call clk_disable()/clk_put()?

Will fix this issue also as part of the patch.

release_mem_region(mem->start, (mem->end - mem->start) + 1); err_release_data:

Regards, Vaibhav