CLK: TI: add dra7 clock init file

clk-7xx.c now contains the clock init functionality for dra7, including
DT clock registration and adding of static clkdev entries.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
Tested-by: Nishanth Menon <nm@ti.com>
Acked-by: Tony Lindgren <tony@atomide.com>
Signed-off-by: Mike Turquette <mturquette@linaro.org>

include/linux/clk/ti.h

@@ -265,6 +265,7 @@ int ti_clk_add_component(struct device_node *node, struct clk_hw *hw, int type);
 
 int omap4xxx_dt_clk_init(void);
 int omap5xxx_dt_clk_init(void);
+int dra7xx_dt_clk_init(void);
 
 #ifdef CONFIG_OF
 void of_ti_clk_allow_autoidle_all(void);