diff --git a/arch/blackfin/kernel/setup.c b/arch/blackfin/kernel/setup.c
index fb4714f486fa..fac1ec365fbd 100644
--- a/arch/blackfin/kernel/setup.c
+++ b/arch/blackfin/kernel/setup.c
@@ -903,10 +903,10 @@ void __init setup_arch(char **cmdline_p)
 	bfin_write_EBIU_FCTL(CONFIG_EBIU_FCTLVAL);
 #endif
 #ifdef CONFIG_BFIN_HYSTERESIS_CONTROL
-	bfin_write_PORTF_HYSTERISIS(HYST_PORTF_0_15);
-	bfin_write_PORTG_HYSTERISIS(HYST_PORTG_0_15);
-	bfin_write_PORTH_HYSTERISIS(HYST_PORTH_0_15);
-	bfin_write_MISCPORT_HYSTERISIS((bfin_read_MISCPORT_HYSTERISIS() &
+	bfin_write_PORTF_HYSTERESIS(HYST_PORTF_0_15);
+	bfin_write_PORTG_HYSTERESIS(HYST_PORTG_0_15);
+	bfin_write_PORTH_HYSTERESIS(HYST_PORTH_0_15);
+	bfin_write_MISCPORT_HYSTERESIS((bfin_read_MISCPORT_HYSTERESIS() &
 					~HYST_NONEGPIO_MASK) | HYST_NONEGPIO);
 #endif
 
diff --git a/arch/blackfin/mach-bf518/include/mach/cdefBF512.h b/arch/blackfin/mach-bf518/include/mach/cdefBF512.h
index b657d37a3402..bb79627f0929 100644
--- a/arch/blackfin/mach-bf518/include/mach/cdefBF512.h
+++ b/arch/blackfin/mach-bf518/include/mach/cdefBF512.h
@@ -990,18 +990,18 @@
 #define bfin_write_PORTG_SLEW(val)		bfin_write16(PORTG_SLEW, val)
 #define bfin_read_PORTH_SLEW()			bfin_read16(PORTH_SLEW)
 #define bfin_write_PORTH_SLEW(val)		bfin_write16(PORTH_SLEW, val)
-#define bfin_read_PORTF_HYSTERISIS()		bfin_read16(PORTF_HYSTERISIS)
-#define bfin_write_PORTF_HYSTERISIS(val)	bfin_write16(PORTF_HYSTERISIS, val)
-#define bfin_read_PORTG_HYSTERISIS()		bfin_read16(PORTG_HYSTERISIS)
-#define bfin_write_PORTG_HYSTERISIS(val)	bfin_write16(PORTG_HYSTERISIS, val)
-#define bfin_read_PORTH_HYSTERISIS()		bfin_read16(PORTH_HYSTERISIS)
-#define bfin_write_PORTH_HYSTERISIS(val)	bfin_write16(PORTH_HYSTERISIS, val)
+#define bfin_read_PORTF_HYSTERESIS()		bfin_read16(PORTF_HYSTERESIS)
+#define bfin_write_PORTF_HYSTERESIS(val)	bfin_write16(PORTF_HYSTERESIS, val)
+#define bfin_read_PORTG_HYSTERESIS()		bfin_read16(PORTG_HYSTERESIS)
+#define bfin_write_PORTG_HYSTERESIS(val)	bfin_write16(PORTG_HYSTERESIS, val)
+#define bfin_read_PORTH_HYSTERESIS()		bfin_read16(PORTH_HYSTERESIS)
+#define bfin_write_PORTH_HYSTERESIS(val)	bfin_write16(PORTH_HYSTERESIS, val)
 #define bfin_read_MISCPORT_DRIVE()		bfin_read16(MISCPORT_DRIVE)
 #define bfin_write_MISCPORT_DRIVE(val)		bfin_write16(MISCPORT_DRIVE, val)
 #define bfin_read_MISCPORT_SLEW()		bfin_read16(MISCPORT_SLEW)
 #define bfin_write_MISCPORT_SLEW(val)		bfin_write16(MISCPORT_SLEW, val)
-#define bfin_read_MISCPORT_HYSTERISIS()		bfin_read16(MISCPORT_HYSTERISIS)
-#define bfin_write_MISCPORT_HYSTERISIS(val)	bfin_write16(MISCPORT_HYSTERISIS, val)
+#define bfin_read_MISCPORT_HYSTERESIS()		bfin_read16(MISCPORT_HYSTERESIS)
+#define bfin_write_MISCPORT_HYSTERESIS(val)	bfin_write16(MISCPORT_HYSTERESIS, val)
 
 /* HOST Port Registers */
 
diff --git a/arch/blackfin/mach-bf518/include/mach/defBF512.h b/arch/blackfin/mach-bf518/include/mach/defBF512.h
index cb1172f50757..729704078cd7 100644
--- a/arch/blackfin/mach-bf518/include/mach/defBF512.h
+++ b/arch/blackfin/mach-bf518/include/mach/defBF512.h
@@ -561,12 +561,12 @@
 #define PORTF_SLEW              0xFFC03230      /* Port F slew control */
 #define PORTG_SLEW              0xFFC03234      /* Port G slew control */
 #define PORTH_SLEW              0xFFC03238      /* Port H slew control */
-#define PORTF_HYSTERISIS        0xFFC03240      /* Port F Schmitt trigger control */
-#define PORTG_HYSTERISIS        0xFFC03244      /* Port G Schmitt trigger control */
-#define PORTH_HYSTERISIS        0xFFC03248      /* Port H Schmitt trigger control */
+#define PORTF_HYSTERESIS        0xFFC03240      /* Port F Schmitt trigger control */
+#define PORTG_HYSTERESIS        0xFFC03244      /* Port G Schmitt trigger control */
+#define PORTH_HYSTERESIS        0xFFC03248      /* Port H Schmitt trigger control */
 #define MISCPORT_DRIVE          0xFFC03280      /* Misc Port drive strength control */
 #define MISCPORT_SLEW           0xFFC03284      /* Misc Port slew control */
-#define MISCPORT_HYSTERISIS     0xFFC03288      /* Misc Port Schmitt trigger control */
+#define MISCPORT_HYSTERESIS     0xFFC03288      /* Misc Port Schmitt trigger control */
 
 
 /***********************************************************************************
diff --git a/arch/blackfin/mach-bf527/include/mach/cdefBF522.h b/arch/blackfin/mach-bf527/include/mach/cdefBF522.h
index 618dfcdfa91a..2c12e879aa4e 100644
--- a/arch/blackfin/mach-bf527/include/mach/cdefBF522.h
+++ b/arch/blackfin/mach-bf527/include/mach/cdefBF522.h
@@ -1007,18 +1007,18 @@
 #define bfin_write_PORTG_SLEW(val)		bfin_write16(PORTG_SLEW, val)
 #define bfin_read_PORTH_SLEW()			bfin_read16(PORTH_SLEW)
 #define bfin_write_PORTH_SLEW(val)		bfin_write16(PORTH_SLEW, val)
-#define bfin_read_PORTF_HYSTERISIS()		bfin_read16(PORTF_HYSTERISIS)
-#define bfin_write_PORTF_HYSTERISIS(val)	bfin_write16(PORTF_HYSTERISIS, val)
-#define bfin_read_PORTG_HYSTERISIS()		bfin_read16(PORTG_HYSTERISIS)
-#define bfin_write_PORTG_HYSTERISIS(val)	bfin_write16(PORTG_HYSTERISIS, val)
-#define bfin_read_PORTH_HYSTERISIS()		bfin_read16(PORTH_HYSTERISIS)
-#define bfin_write_PORTH_HYSTERISIS(val)	bfin_write16(PORTH_HYSTERISIS, val)
+#define bfin_read_PORTF_HYSTERESIS()		bfin_read16(PORTF_HYSTERESIS)
+#define bfin_write_PORTF_HYSTERESIS(val)	bfin_write16(PORTF_HYSTERESIS, val)
+#define bfin_read_PORTG_HYSTERESIS()		bfin_read16(PORTG_HYSTERESIS)
+#define bfin_write_PORTG_HYSTERESIS(val)	bfin_write16(PORTG_HYSTERESIS, val)
+#define bfin_read_PORTH_HYSTERESIS()		bfin_read16(PORTH_HYSTERESIS)
+#define bfin_write_PORTH_HYSTERESIS(val)	bfin_write16(PORTH_HYSTERESIS, val)
 #define bfin_read_MISCPORT_DRIVE()		bfin_read16(MISCPORT_DRIVE)
 #define bfin_write_MISCPORT_DRIVE(val)		bfin_write16(MISCPORT_DRIVE, val)
 #define bfin_read_MISCPORT_SLEW()		bfin_read16(MISCPORT_SLEW)
 #define bfin_write_MISCPORT_SLEW(val)		bfin_write16(MISCPORT_SLEW, val)
-#define bfin_read_MISCPORT_HYSTERISIS()		bfin_read16(MISCPORT_HYSTERISIS)
-#define bfin_write_MISCPORT_HYSTERISIS(val)	bfin_write16(MISCPORT_HYSTERISIS, val)
+#define bfin_read_MISCPORT_HYSTERESIS()		bfin_read16(MISCPORT_HYSTERESIS)
+#define bfin_write_MISCPORT_HYSTERESIS(val)	bfin_write16(MISCPORT_HYSTERESIS, val)
 
 /* HOST Port Registers */
 
diff --git a/arch/blackfin/mach-bf527/include/mach/defBF522.h b/arch/blackfin/mach-bf527/include/mach/defBF522.h
index 84ef11e52644..37d353a19722 100644
--- a/arch/blackfin/mach-bf527/include/mach/defBF522.h
+++ b/arch/blackfin/mach-bf527/include/mach/defBF522.h
@@ -562,12 +562,12 @@
 #define PORTF_SLEW              0xFFC03230      /* Port F slew control */
 #define PORTG_SLEW              0xFFC03234      /* Port G slew control */
 #define PORTH_SLEW              0xFFC03238      /* Port H slew control */
-#define PORTF_HYSTERISIS        0xFFC03240      /* Port F Schmitt trigger control */
-#define PORTG_HYSTERISIS        0xFFC03244      /* Port G Schmitt trigger control */
-#define PORTH_HYSTERISIS        0xFFC03248      /* Port H Schmitt trigger control */
+#define PORTF_HYSTERESIS        0xFFC03240      /* Port F Schmitt trigger control */
+#define PORTG_HYSTERESIS        0xFFC03244      /* Port G Schmitt trigger control */
+#define PORTH_HYSTERESIS        0xFFC03248      /* Port H Schmitt trigger control */
 #define MISCPORT_DRIVE          0xFFC03280      /* Misc Port drive strength control */
 #define MISCPORT_SLEW           0xFFC03284      /* Misc Port slew control */
-#define MISCPORT_HYSTERISIS     0xFFC03288      /* Misc Port Schmitt trigger control */
+#define MISCPORT_HYSTERESIS     0xFFC03288      /* Misc Port Schmitt trigger control */
 
 
 /***********************************************************************************