mfd: db8500-prcmu: Staticize clk_mgt

clk_mgt is used only in this file. Make it static.
Acked-by: NLinus Walleij <linus.walleij@linaro.org>
Signed-off-by: NSachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: NLee Jones <lee.jones@linaro.org>

drivers/mfd/db8500-prcmu.c

@@ -465,7 +465,7 @@ static DEFINE_SPINLOCK(clk_mgt_lock);
 
 #define CLK_MGT_ENTRY(_name, _branch, _clk38div)[PRCMU_##_name] = \
 	{ (PRCM_##_name##_MGT), 0 , _branch, _clk38div}
-struct clk_mgt clk_mgt[PRCMU_NUM_REG_CLOCKS] = {
+static struct clk_mgt clk_mgt[PRCMU_NUM_REG_CLOCKS] = {
 	CLK_MGT_ENTRY(SGACLK, PLL_DIV, false),
 	CLK_MGT_ENTRY(UARTCLK, PLL_FIX, true),
 	CLK_MGT_ENTRY(MSP02CLK, PLL_FIX, true),