x86: Code cleanup

Make the copyright notices in the x86 files consistent and update them with
proper attributions for recent updates

Also fix a few comment style/accuracy and whitespace/blank line issues

Signed-off-by: Graeme Russ <graeme.russ@gmail.com>
diff --git a/arch/i386/cpu/sc520/sc520.c b/arch/i386/cpu/sc520/sc520.c
index d0c313b..edc1a5c 100644
--- a/arch/i386/cpu/sc520/sc520.c
+++ b/arch/i386/cpu/sc520/sc520.c
@@ -1,6 +1,9 @@
 /*
+ * (C) Copyright 2008-2011
+ * Graeme Russ, <graeme.russ@gmail.com>
+ *
  * (C) Copyright 2002
- * Daniel Engstr�m, Omicron Ceti AB <daniel@omicron.se>.
+ * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se>
  *
  * See file CREDITS for list of people who contributed to this
  * project.
@@ -21,9 +24,6 @@
  * MA 02111-1307 USA
  */
 
-/* stuff specific for the sc520,
- * but idependent of implementation */
-
 #include <common.h>
 #include <asm/io.h>
 #include <asm/processor-flags.h>
diff --git a/arch/i386/cpu/sc520/sc520_car.S b/arch/i386/cpu/sc520/sc520_car.S
index 22f5225..a33f94f 100644
--- a/arch/i386/cpu/sc520/sc520_car.S
+++ b/arch/i386/cpu/sc520/sc520_car.S
@@ -1,6 +1,6 @@
 /*
- * (C) Copyright 2010
- * Graeme Russ <graeme.russ@gmail.com>.
+ * (C) Copyright 2010-2011
+ * Graeme Russ, <graeme.russ@gmail.com>
  *
  * See file CREDITS for list of people who contributed to this
  * project.
@@ -21,7 +21,6 @@
  * MA 02111-1307 USA
  */
 
-
 #include <config.h>
 #include <asm/processor-flags.h>
 #include <asm/ic/sc520.h>
diff --git a/arch/i386/cpu/sc520/sc520_pci.c b/arch/i386/cpu/sc520/sc520_pci.c
index b917734..8cd7ffe 100644
--- a/arch/i386/cpu/sc520/sc520_pci.c
+++ b/arch/i386/cpu/sc520/sc520_pci.c
@@ -1,6 +1,9 @@
 /*
+ * (C) Copyright 2008-2011
+ * Graeme Russ, <graeme.russ@gmail.com>
+ *
  * (C) Copyright 2002
- * Daniel Engström, Omicron Ceti AB <daniel@omicron.se>.
+ * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se>
  *
  * See file CREDITS for list of people who contributed to this
  * project.
@@ -21,8 +24,6 @@
  * MA 02111-1307 USA
  */
 
-/* stuff specific for the sc520, but independent of implementation */
-
 #include <common.h>
 #include <pci.h>
 #include <asm/io.h>
@@ -54,7 +55,6 @@
 	{ SC520_IRQ15, 1, 0x80 }
 };
 
-
 /* The interrupt used for PCI INTA-INTD  */
 int sc520_pci_ints[15] = {
 	-1, -1, -1, -1, -1, -1, -1, -1,
@@ -68,9 +68,8 @@
 	u8 tmpb;
 	u16 tmpw;
 
-# if 1
-	printf("set_irq(): map INT%c to IRQ%d\n", pci_pin + 'A', irq);
-#endif
+	debug("set_irq(): map INT%c to IRQ%d\n", pci_pin + 'A', irq);
+
 	if (irq < 0 || irq > 15) {
 		return -1; /* illegal irq */
 	}
@@ -138,5 +137,4 @@
 	/* enable target memory acceses on host brige */
 	pci_write_config_word(0, PCI_COMMAND,
 			      PCI_COMMAND_MEMORY | PCI_COMMAND_MASTER);
-
 }
diff --git a/arch/i386/cpu/sc520/sc520_sdram.c b/arch/i386/cpu/sc520/sc520_sdram.c
index d5ab55d..f3623f5 100644
--- a/arch/i386/cpu/sc520/sc520_sdram.c
+++ b/arch/i386/cpu/sc520/sc520_sdram.c
@@ -1,6 +1,6 @@
 /*
- * (C) Copyright 2010
- * Graeme Russ <graeme.russ@gmail.com>.
+ * (C) Copyright 2010,2011
+ * Graeme Russ, <graeme.russ@gmail.com>
  *
  * See file CREDITS for list of people who contributed to this
  * project.
diff --git a/arch/i386/cpu/sc520/sc520_ssi.c b/arch/i386/cpu/sc520/sc520_ssi.c
index 6e5e346..ac58d25 100644
--- a/arch/i386/cpu/sc520/sc520_ssi.c
+++ b/arch/i386/cpu/sc520/sc520_ssi.c
@@ -1,6 +1,6 @@
 /*
  * (C) Copyright 2002
- * Daniel Engström, Omicron Ceti AB <daniel@omicron.se>.
+ * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se>
  *
  * See file CREDITS for list of people who contributed to this
  * project.
@@ -21,8 +21,6 @@
  * MA 02111-1307 USA
  */
 
-/* stuff specific for the sc520, but independent of implementation */
-
 #include <common.h>
 #include <asm/io.h>
 #include <asm/ic/ssi.h>
@@ -77,7 +75,6 @@
 	return readb(&sc520_mmcr->ssircv);
 }
 
-
 void ssi_tx_byte(u8 data)
 {
 	writeb(data, &sc520_mmcr->ssixmit);
diff --git a/arch/i386/cpu/sc520/sc520_timer.c b/arch/i386/cpu/sc520/sc520_timer.c
index d5617e9..1bcfe67 100644
--- a/arch/i386/cpu/sc520/sc520_timer.c
+++ b/arch/i386/cpu/sc520/sc520_timer.c
@@ -1,6 +1,9 @@
 /*
+ * (C) Copyright 2008-2011
+ * Graeme Russ, <graeme.russ@gmail.com>
+ *
  * (C) Copyright 2002
- * Daniel Engström, Omicron Ceti AB <daniel@omicron.se>.
+ * Daniel Engström, Omicron Ceti AB, <daniel@omicron.se>
  *
  * See file CREDITS for list of people who contributed to this
  * project.
@@ -21,8 +24,6 @@
  * MA 02111-1307 USA
  */
 
-/* stuff specific for the sc520, but independent of implementation */
-
 #include <common.h>
 #include <asm/io.h>
 #include <asm/interrupt.h>