ARM: ICST: move minimum VCO frequency to icst_params

Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/include/asm/hardware/icst.h b/arch/arm/include/asm/hardware/icst.h
index 65b1edd..6707c6a 100644
--- a/arch/arm/include/asm/hardware/icst.h
+++ b/arch/arm/include/asm/hardware/icst.h
@@ -17,6 +17,7 @@
 struct icst_params {
 	unsigned long	ref;
 	unsigned long	vco_max;	/* inclusive */
+	unsigned long	vco_min;	/* exclusive */
 	unsigned short	vd_min;		/* inclusive */
 	unsigned short	vd_max;		/* inclusive */
 	unsigned char	rd_min;		/* inclusive */