arm: omap: musb: we can use clk framework

... in order to handle musb's clock. Let's start
removing the old musb-only set_clock function.

Cc: linux-usb@vger.kernel.org
Signed-off-by: Felipe Balbi <felipe.balbi@nokia.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
1 file changed