[ARM] omap: remove clk->owner

clk->owner is always NULL, so its existence doesn't serve any useful
function other than bloating the kernel by 992 bytes.  Remove it.

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>

arch/arm/plat-omap/include/mach/clock.h

@@ -65,7 +65,6 @@ struct dpll_data {
 struct clk {
 	struct list_head	node;
 	const struct clkops	*ops;
-	struct module		*owner;
 	const char		*name;
 	int			id;
 	struct clk		*parent;