diff --git a/cpu/ppc4xx/4xx_enet.c b/cpu/ppc4xx/4xx_enet.c
index cc8e734..4e9a05e 100644
--- a/cpu/ppc4xx/4xx_enet.c
+++ b/cpu/ppc4xx/4xx_enet.c
@@ -138,7 +138,8 @@
 #define BI_PHYMODE_MII   7
 #endif
 
-#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || \
+	defined(CONFIG_440GRX) || defined(CONFIG_440SP)
 #define SDR0_MFR_ETH_CLK_SEL_V(n)	((0x01<<27) / (n+1))
 #endif
 
@@ -408,7 +409,8 @@
 	int ethgroup = -1;
 #endif
 #endif
-#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || defined(CONFIG_440SPE)
+#if defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+	defined(CONFIG_440SPE) || defined(CONFIG_440SP)
 	unsigned long mfr;
 #endif
 
@@ -500,7 +502,8 @@
 	__asm__ volatile ("eieio");
 
 	/* reset emac so we have access to the phy */
-#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+	defined(CONFIG_440SP)
 	/* provide clocks for EMAC internal loopback  */
 	mfsdr (sdr_mfr, mfr);
 	mfr |= SDR0_MFR_ETH_CLK_SEL_V(devnum);
@@ -518,7 +521,8 @@
 	if (failsafe <= 0)
 		printf("\nProblem resetting EMAC!\n");
 
-#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || defined(CONFIG_440GRX)
+#if defined(CONFIG_440SPE) || defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
+	defined(CONFIG_440SP)
 	/* remove clocks for EMAC internal loopback  */
 	mfsdr (sdr_mfr, mfr);
 	mfr &= ~SDR0_MFR_ETH_CLK_SEL_V(devnum);