clk/versatile: export symbols for impd1

The impd1 code on mach-integrator can be a loadable module,
so we have to export icst_clk_register, integrator_impd1_clk_init
and integrator_impd1_clk_exit.
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

drivers/clk/versatile/clk-icst.c

@@ -160,3 +160,4 @@ struct clk *icst_clk_register(struct device *dev,
 
 	return clk;
 }
+EXPORT_SYMBOL_GPL(icst_clk_register);

drivers/clk/versatile/clk-impd1.c

@@ -133,6 +133,7 @@ void integrator_impd1_clk_init(void __iomem *base, unsigned int id)
 	for (i = 0; i < ARRAY_SIZE(imc->clks); i++)
 		clkdev_add(imc->clks[i]);
 }
+EXPORT_SYMBOL_GPL(integrator_impd1_clk_init);
 
 void integrator_impd1_clk_exit(unsigned int id)
 {
@@ -155,3 +156,4 @@ void integrator_impd1_clk_exit(unsigned int id)
 	kfree(imc->vco2name);
 	kfree(imc->vco1name);
 }
+EXPORT_SYMBOL_GPL(integrator_impd1_clk_exit);