[PATCH V2] ARM: imx: avoid calling clk APIs in idle thread which may cause schedule

[Shawn Guo]

On Tue, Feb 11, 2014 at 04:25:48PM +0800, Anson Huang wrote:
> As clk_pllv3_wait_lock will call usleep_range, and the clk APIs
> mutex lock may be held when CPU entering idle, so calling clk
> APIs must be avoided in cpu idle thread, this is to avoid reschedule
> warning in cpu idle, just access register directly to achieve that.
...
> Signed-off-by: Anson Huang <b20788 at freescale.com>

Applied, thanks.