staging: sm750fb: Fix line over 80 characters.

Line over 80 characters are split to fix the following checkpatch issue:

WARNING: line over 80 characters
Signed-off-by: Varsha Rao <rvarsha016@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

drivers/staging/sm750fb/ddk750_chip.c

@@ -69,11 +69,11 @@ static void set_chip_clock(unsigned int frequency)
 		pll.clockType = MXCLK_PLL;
 
 		/*
-		 * Call sm750_calc_pll_value() to fill the other fields of the PLL
-		 * structure. Sometimes, the chip cannot set up the exact
-		 * clock required by the User.
-		 * Return value of sm750_calc_pll_value gives the actual possible
-		 * clock.
+		 * Call sm750_calc_pll_value() to fill the other fields
+		 * of the PLL structure. Sometimes, the chip cannot set
+		 * up the exact clock required by the User.
+		 * Return value of sm750_calc_pll_value gives the actual
+		 * possible clock.
 		 */
 		ulActualMxClk = sm750_calc_pll_value(frequency, &pll);