clk: ux500: Support prcmu ape opp voltage clock

Some scalable prcmu clocks needs to be handled in conjuction with the
ape opp 100 voltage. A new prcmu clock type clk_prcmu_opp_volt_scalable
is implemented to handle this.

Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Acked-by: Linus Walleij <linus.walleij@linaro.org>
Signed-off-by: Mike Turquette <mturquette@linaro.org>
diff --git a/drivers/clk/ux500/clk.h b/drivers/clk/ux500/clk.h
index 836d7d1..f36eeed 100644
--- a/drivers/clk/ux500/clk.h
+++ b/drivers/clk/ux500/clk.h
@@ -45,4 +45,10 @@
 				   u8 cg_sel,
 				   unsigned long flags);
 
+struct clk *clk_reg_prcmu_opp_volt_scalable(const char *name,
+					    const char *parent_name,
+					    u8 cg_sel,
+					    unsigned long rate,
+					    unsigned long flags);
+
 #endif /* __UX500_CLK_H */