diff --git a/include/asm-ppc/immap_512x.h b/include/asm-ppc/immap_512x.h
index 444e028..3648a05 100644
--- a/include/asm-ppc/immap_512x.h
+++ b/include/asm-ppc/immap_512x.h
@@ -234,6 +234,9 @@
 #define SCFR1_PCI_DIV_MASK	0x00700000
 #define SCFR1_PCI_DIV_SHIFT	20
 
+#define SCFR1_LPC_DIV_MASK	0x00003800
+#define SCFR1_LPC_DIV_SHIFT	11
+
 /* SCFR2 System Clock Frequency Register 2 */
 #define SCFR2_SYS_DIV		0xFC000000
 #define SCFR2_SYS_DIV_SHIFT	26