Simplify omap2_clk_wait_ready() to use the new idlest_bit field in
struct clk, rather than the hunk of conditionals that were there
previously.
Signed-off-by: Paul Walmsley <paul@pwsan.com>
Cc: Russell King <linux@arm.linux.org.uk>
Signed-off-by: Tony Lindgren <tony@atomide.com>