imx6: make use of lldiv(..)

Commit 762a88ccf8540948fbf8c31b40a29d1e0684a25b introduces
a 64-bit division without using the lldiv() function,
which pulls in previously unused libgcc stuff.

Signed-off-by: Måns Rullgård <mans@mansr.com>
Signed-off-by: Christian Gmeiner <christian.gmeiner@gmail.com>
Acked-by: Stefano Babic <sbabic@denx.de>
diff --git a/arch/arm/cpu/armv7/mx6/clock.c b/arch/arm/cpu/armv7/mx6/clock.c
index fcc4f35..f12bba2 100644
--- a/arch/arm/cpu/armv7/mx6/clock.c
+++ b/arch/arm/cpu/armv7/mx6/clock.c
@@ -5,6 +5,7 @@
  */
 
 #include <common.h>
+#include <div64.h>
 #include <asm/io.h>
 #include <asm/errno.h>
 #include <asm/arch/imx-regs.h>
@@ -123,7 +124,7 @@
 		return 0;
 	}
 
-	return (freq * 18) / ((div & ANATOP_PFD_FRAC_MASK(pfd_num)) >>
+	return lldiv(freq * 18, (div & ANATOP_PFD_FRAC_MASK(pfd_num)) >>
 			      ANATOP_PFD_FRAC_SHIFT(pfd_num));
 }