diff --git a/arch/powerpc/cpu/mpc83xx/ecc.c b/arch/powerpc/cpu/mpc83xx/ecc.c
index 985a024..2a486e4 100644
--- a/arch/powerpc/cpu/mpc83xx/ecc.c
+++ b/arch/powerpc/cpu/mpc83xx/ecc.c
@@ -37,7 +37,7 @@
 	printf("Memory Error Disable:\n");
 	printf("  Multiple-Bit Error Disable: %d\n",
 	       (ddr->err_disable & ECC_ERROR_DISABLE_MBED) ? 1 : 0);
-	printf("  Sinle-Bit Error Disable: %d\n",
+	printf("  Single-Bit Error Disable: %d\n",
 	       (ddr->err_disable & ECC_ERROR_DISABLE_SBED) ? 1 : 0);
 	printf("  Memory Select Error Disable: %d\n\n",
 	       (ddr->err_disable & ECC_ERROR_DISABLE_MSED) ? 1 : 0);
@@ -273,7 +273,7 @@
 			count = simple_strtoul(argv[3], NULL, 16);
 
 			if ((u32) addr % 8) {
-				printf("Address not alligned on "
+				printf("Address not aligned on "
 				       "double word boundary\n");
 				return 1;
 			}
@@ -312,7 +312,7 @@
 			count = simple_strtoul(argv[3], NULL, 16);
 
 			if ((u32) addr % 8) {
-				printf("Address not alligned on "
+				printf("Address not aligned on "
 				       "double word boundary\n");
 				return 1;
 			}
diff --git a/arch/powerpc/cpu/mpc83xx/pci.c b/arch/powerpc/cpu/mpc83xx/pci.c
index 30606fb..c7ea94c 100644
--- a/arch/powerpc/cpu/mpc83xx/pci.c
+++ b/arch/powerpc/cpu/mpc83xx/pci.c
@@ -123,7 +123,7 @@
 	int i;
 
 	if (num_buses > MAX_BUSES) {
-		printf("%d PCI buses requsted, %d supported\n",
+		printf("%d PCI buses requested, %d supported\n",
 		       num_buses, MAX_BUSES);
 
 		num_buses = MAX_BUSES;
diff --git a/arch/powerpc/cpu/mpc83xx/qe_io.c b/arch/powerpc/cpu/mpc83xx/qe_io.c
index 4fae19c..106704d 100644
--- a/arch/powerpc/cpu/mpc83xx/qe_io.c
+++ b/arch/powerpc/cpu/mpc83xx/qe_io.c
@@ -23,7 +23,7 @@
 	volatile immap_t	*im = (volatile immap_t *)CONFIG_SYS_IMMR;
 	volatile qepio83xx_t	*par_io = (volatile qepio83xx_t *)&im->qepio;
 
-	/* Caculate pin location and 2bit mask and dir */
+	/* Calculate pin location and 2bit mask and dir */
 	pin_2bit_mask = (u32)(0x3 << (NUM_OF_PINS-(pin%(NUM_OF_PINS/2)+1)*2));
 	pin_2bit_dir = (u32)(dir << (NUM_OF_PINS-(pin%(NUM_OF_PINS/2)+1)*2));
 
diff --git a/arch/powerpc/cpu/mpc83xx/spd_sdram.c b/arch/powerpc/cpu/mpc83xx/spd_sdram.c
index f62e1b7..21ab015 100644
--- a/arch/powerpc/cpu/mpc83xx/spd_sdram.c
+++ b/arch/powerpc/cpu/mpc83xx/spd_sdram.c
@@ -599,7 +599,7 @@
 
 	/*
 	 * Empirically set ~MCAS-to-preamble override for DDR 2.
-	 * Your milage will vary.
+	 * Your mileage will vary.
 	 */
 	cpo = 0;
 	if (spd.mem_type == SPD_MEMTYPE_DDR2) {
@@ -843,7 +843,7 @@
 
 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRCONTROLLER)
 /*
- * Use timebase counter, get_timer() is not availabe
+ * Use timebase counter, get_timer() is not available
  * at this point of initialization yet.
  */
 static __inline__ unsigned long get_tbms (void)
diff --git a/arch/powerpc/cpu/mpc83xx/speed.c b/arch/powerpc/cpu/mpc83xx/speed.c
index 1865626..2e91f51 100644
--- a/arch/powerpc/cpu/mpc83xx/speed.c
+++ b/arch/powerpc/cpu/mpc83xx/speed.c
@@ -170,7 +170,7 @@
 		tsec1_clk = csb_clk / 3;
 		break;
 	default:
-		/* unkown SCCR_TSEC1CM value */
+		/* unknown SCCR_TSEC1CM value */
 		return -2;
 	}
 #endif
@@ -191,7 +191,7 @@
 		usbdr_clk = csb_clk / 3;
 		break;
 	default:
-		/* unkown SCCR_USBDRCM value */
+		/* unknown SCCR_USBDRCM value */
 		return -3;
 	}
 #endif
@@ -212,7 +212,7 @@
 		tsec2_clk = csb_clk / 3;
 		break;
 	default:
-		/* unkown SCCR_TSEC2CM value */
+		/* unknown SCCR_TSEC2CM value */
 		return -4;
 	}
 #elif defined(CONFIG_MPC8313)
@@ -239,7 +239,7 @@
 		usbmph_clk = csb_clk / 3;
 		break;
 	default:
-		/* unkown SCCR_USBMPHCM value */
+		/* unknown SCCR_USBMPHCM value */
 		return -5;
 	}
 
@@ -266,7 +266,7 @@
 		enc_clk = csb_clk / 3;
 		break;
 	default:
-		/* unkown SCCR_ENCCM value */
+		/* unknown SCCR_ENCCM value */
 		return -7;
 	}
 #endif
@@ -286,7 +286,7 @@
 		sdhc_clk = csb_clk / 3;
 		break;
 	default:
-		/* unkown SCCR_SDHCCM value */
+		/* unknown SCCR_SDHCCM value */
 		return -8;
 	}
 #endif
@@ -305,7 +305,7 @@
 		tdm_clk = csb_clk / 3;
 		break;
 	default:
-		/* unkown SCCR_TDMCM value */
+		/* unknown SCCR_TDMCM value */
 		return -8;
 	}
 #endif
@@ -345,7 +345,7 @@
 		pciexp1_clk = csb_clk / 3;
 		break;
 	default:
-		/* unkown SCCR_PCIEXP1CM value */
+		/* unknown SCCR_PCIEXP1CM value */
 		return -9;
 	}
 
@@ -363,7 +363,7 @@
 		pciexp2_clk = csb_clk / 3;
 		break;
 	default:
-		/* unkown SCCR_PCIEXP2CM value */
+		/* unknown SCCR_PCIEXP2CM value */
 		return -10;
 	}
 #endif
@@ -383,7 +383,7 @@
 		sata_clk = csb_clk / 3;
 		break;
 	default:
-		/* unkown SCCR_SATACM value */
+		/* unknown SCCR_SATA1CM value */
 		return -11;
 	}
 #endif
@@ -413,7 +413,7 @@
 
 	corecnf_tab_index = ((corepll & 0x1F) << 2) | ((corepll & 0x60) >> 5);
 	if (corecnf_tab_index > (sizeof(corecnf_tab) / sizeof(corecnf_t))) {
-		/* corecnf_tab_index is too high, possibly worng value */
+		/* corecnf_tab_index is too high, possibly wrong value */
 		return -11;
 	}
 	switch (corecnf_tab[corecnf_tab_index].core_csb_ratio) {
@@ -435,7 +435,7 @@
 		core_clk = 3 * csb_clk;
 		break;
 	default:
-		/* unkown core to csb ratio */
+		/* unknown core to csb ratio */
 		return -13;
 	}
 
diff --git a/arch/powerpc/cpu/mpc83xx/spl_minimal.c b/arch/powerpc/cpu/mpc83xx/spl_minimal.c
index 784f4ab..845861e 100644
--- a/arch/powerpc/cpu/mpc83xx/spl_minimal.c
+++ b/arch/powerpc/cpu/mpc83xx/spl_minimal.c
@@ -47,7 +47,7 @@
 			   (CONFIG_SYS_SPCR_OPT << SPCR_OPT_SHIFT);
 #endif
 
-	/* Enable Time Base & Decrimenter (so we will have udelay()) */
+	/* Enable Time Base & Decrementer (so we will have udelay()) */
 	im->sysconf.spcr |= SPCR_TBEN;
 
 	/* DDR control driver register */