mpc83xx: Miscellaneous code style fixes

Implement various code style fixes and similar changes.

Signed-off-by: Timur Tabi <timur@freescale.com>

8 files changed, 108 insertions, 218 deletions

diff --git a/board/mpc8349itx/mpc8349itx.c b/board/mpc8349itx/mpc8349itx.c
index 097bb37..4838e70 100644
--- a/board/mpc8349itx/mpc8349itx.c
+++ b/board/mpc8349itx/mpc8349itx.c
@@ -349,7 +349,7 @@ int misc_init_r(void)
 	u8 i2c_data;
 
 #ifdef CFG_I2C_RTC_ADDR
-	char ds1339_data[17];
+	u8 ds1339_data[17];
 #endif
 
 #ifdef CFG_I2C_EEPROM_ADDR
diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c
index 62378af..45cfde2 100644
--- a/common/cmd_i2c.c
+++ b/common/cmd_i2c.c
@@ -174,7 +174,7 @@ int do_i2c_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		 */
 		addr = simple_strtoul(argv[2], NULL, 16);
 		alen = 1;
-		for(j = 0; j < 8; j++) {
+		for (j = 0; j < 8; j++) {
 			if (argv[2][j] == '.') {
 				alen = argv[2][j+1] - '0';
 				if (alen > 4) {
@@ -182,9 +182,8 @@ int do_i2c_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 					return 1;
 				}
 				break;
-			} else if (argv[2][j] == '\0') {
+			} else if (argv[2][j] == '\0')
 				break;
-			}
 		}
 
 		/*
@@ -208,9 +207,9 @@ int do_i2c_md ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 
 		linebytes = (nbytes > DISP_LINE_LEN) ? DISP_LINE_LEN : nbytes;
 
-		if(i2c_read(chip, addr, alen, linebuf, linebytes) != 0) {
+		if (i2c_read(chip, addr, alen, linebuf, linebytes) != 0)
 			puts ("Error reading the chip.\n");
-		} else {
+		else {
 			printf("%04x:", addr);
 			cp = linebuf;
 			for (j=0; j<linebytes; j++) {
@@ -279,17 +278,16 @@ int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	 */
 	addr = simple_strtoul(argv[2], NULL, 16);
 	alen = 1;
-	for(j = 0; j < 8; j++) {
+	for (j = 0; j < 8; j++) {
 		if (argv[2][j] == '.') {
 			alen = argv[2][j+1] - '0';
-			if(alen > 4) {
+			if (alen > 4) {
 				printf ("Usage:\n%s\n", cmdtp->usage);
 				return 1;
 			}
 			break;
-		} else if (argv[2][j] == '\0') {
+		} else if (argv[2][j] == '\0')
 			break;
-		}
 	}
 
 	/*
@@ -300,16 +298,14 @@ int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	/*
 	 * Optional count
 	 */
-	if(argc == 5) {
+	if (argc == 5)
 		count = simple_strtoul(argv[4], NULL, 16);
-	} else {
+	else
 		count = 1;
-	}
 
 	while (count-- > 0) {
-		if(i2c_write(chip, addr++, alen, &byte, 1) != 0) {
+		if (i2c_write(chip, addr++, alen, &byte, 1) != 0)
 			puts ("Error writing the chip.\n");
-		}
 		/*
 		 * Wait for the write to complete.  The write can take
 		 * up to 10mSec (we allow a little more time).
@@ -326,9 +322,9 @@ int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #endif
 
 #if 0
-		for(timeout = 0; timeout < 10; timeout++) {
+		for (timeout = 0; timeout < 10; timeout++) {
 			udelay(2000);
-			if(i2c_probe(chip) == 0)
+			if (i2c_probe(chip) == 0)
 				break;
 		}
 #endif
@@ -369,17 +365,16 @@ int do_i2c_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	 */
 	addr = simple_strtoul(argv[2], NULL, 16);
 	alen = 1;
-	for(j = 0; j < 8; j++) {
+	for (j = 0; j < 8; j++) {
 		if (argv[2][j] == '.') {
 			alen = argv[2][j+1] - '0';
-			if(alen > 4) {
+			if (alen > 4) {
 				printf ("Usage:\n%s\n", cmdtp->usage);
 				return 1;
 			}
 			break;
-		} else if (argv[2][j] == '\0') {
+		} else if (argv[2][j] == '\0')
 			break;
-		}
 	}
 
 	/*
@@ -394,19 +389,16 @@ int do_i2c_crc (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	 */
 	crc = 0;
 	err = 0;
-	while(count-- > 0) {
-		if(i2c_read(chip, addr, alen, &byte, 1) != 0) {
+	while (count-- > 0) {
+		if (i2c_read(chip, addr, alen, &byte, 1) != 0)
 			err++;
-		}
 		crc = crc32 (crc, &byte, 1);
 		addr++;
 	}
-	if(err > 0)
-	{
+	if (err > 0)
 		puts ("Error reading the chip,\n");
-	} else {
+	else
 		printf ("%08lx\n", crc);
-	}
 
 	return 0;
 }
@@ -464,17 +456,16 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[])
 		 */
 		addr = simple_strtoul(argv[2], NULL, 16);
 		alen = 1;
-		for(j = 0; j < 8; j++) {
+		for (j = 0; j < 8; j++) {
 			if (argv[2][j] == '.') {
 				alen = argv[2][j+1] - '0';
-				if(alen > 4) {
+				if (alen > 4) {
 					printf ("Usage:\n%s\n", cmdtp->usage);
 					return 1;
 				}
 				break;
-			} else if (argv[2][j] == '\0') {
+			} else if (argv[2][j] == '\0')
 				break;
-			}
 		}
 	}
 
@@ -484,17 +475,16 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[])
 	 */
 	do {
 		printf("%08lx:", addr);
-		if(i2c_read(chip, addr, alen, (uchar *)&data, size) != 0) {
+		if (i2c_read(chip, addr, alen, (uchar *)&data, size) != 0)
 			puts ("\nError reading the chip,\n");
-		} else {
+		else {
 			data = cpu_to_be32(data);
-			if(size == 1) {
+			if (size == 1)
 				printf(" %02lx", (data >> 24) & 0x000000FF);
-			} else if(size == 2) {
+			else if (size == 2)
 				printf(" %04lx", (data >> 16) & 0x0000FFFF);
-			} else {
+			else
 				printf(" %08lx", data);
-			}
 		}
 
 		nbytes = readline (" ? ");
@@ -511,19 +501,17 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[])
 #endif
 		}
 #ifdef CONFIG_BOOT_RETRY_TIME
-		else if (nbytes == -2) {
+		else if (nbytes == -2)
 			break;	/* timed out, exit the command	*/
-		}
 #endif
 		else {
 			char *endp;
 
 			data = simple_strtoul(console_buffer, &endp, 16);
-			if(size == 1) {
+			if (size == 1)
 				data = data << 24;
-			} else if(size == 2) {
+			else if (size == 2)
 				data = data << 16;
-			}
 			data = be32_to_cpu(data);
 			nbytes = endp - console_buffer;
 			if (nbytes) {
@@ -533,9 +521,8 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char *argv[])
 				 */
 				reset_cmd_timeout();
 #endif
-				if(i2c_write(chip, addr, alen, (uchar *)&data, size) != 0) {
+				if (i2c_write(chip, addr, alen, (uchar *)&data, size) != 0)
 					puts ("Error writing the chip.\n");
-				}
 #ifdef CFG_EEPROM_PAGE_WRITE_DELAY_MS
 				udelay(CFG_EEPROM_PAGE_WRITE_DELAY_MS * 1000);
 #endif
@@ -565,13 +552,11 @@ int do_i2c_probe (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 #endif	/* NOPROBES */
 
 	puts ("Valid chip addresses:");
-	for(j = 0; j < 128; j++) {
+	for (j = 0; j < 128; j++) {
 #if defined(CFG_I2C_NOPROBES)
 		skip = 0;
-		for(k=0; k < NUM_ELEMENTS_NOPROBE; k++)
-		{
-			if(COMPARE_BUS(bus, k) && COMPARE_ADDR(j, k))
-			{
+		for (k=0; k < NUM_ELEMENTS_NOPROBE; k++) {
+			if (COMPARE_BUS(bus, k) && COMPARE_ADDR(j, k)) {
 				skip = 1;
 				break;
 			}
@@ -579,17 +564,15 @@ int do_i2c_probe (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		if (skip)
 			continue;
 #endif
-		if(i2c_probe(j) == 0) {
+		if (i2c_probe(j) == 0)
 			printf(" %02X", j);
-		}
 	}
 	putc ('\n');
 
 #if defined(CFG_I2C_NOPROBES)
 	puts ("Excluded chip addresses:");
-	for(k=0; k < NUM_ELEMENTS_NOPROBE; k++)
-	{
-		if(COMPARE_BUS(bus,k))
+	for (k=0; k < NUM_ELEMENTS_NOPROBE; k++) {
+		if (COMPARE_BUS(bus,k))
 			printf(" %02X", NO_PROBE_ADDR(k));
 	}
 	putc ('\n');
@@ -630,7 +613,7 @@ int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	 */
 	addr = simple_strtoul(argv[2], NULL, 16);
 	alen = 1;
-	for(j = 0; j < 8; j++) {
+	for (j = 0; j < 8; j++) {
 		if (argv[2][j] == '.') {
 			alen = argv[2][j+1] - '0';
 			if (alen > 4) {
@@ -638,9 +621,8 @@ int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 				return 1;
 			}
 			break;
-		} else if (argv[2][j] == '\0') {
+		} else if (argv[2][j] == '\0')
 			break;
-		}
 	}
 
 	/*
@@ -648,24 +630,21 @@ int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	 */
 	length = 1;
 	length = simple_strtoul(argv[3], NULL, 16);
-	if(length > sizeof(bytes)) {
+	if (length > sizeof(bytes))
 		length = sizeof(bytes);
-	}
 
 	/*
 	 * The delay time (uSec) is optional.
 	 */
 	delay = 1000;
-	if (argc > 3) {
+	if (argc > 3)
 		delay = simple_strtoul(argv[4], NULL, 10);
-	}
 	/*
 	 * Run the loop...
 	 */
-	while(1) {
-		if(i2c_read(chip, addr, alen, bytes, length) != 0) {
+	while (1) {
+		if (i2c_read(chip, addr, alen, bytes, length) != 0)
 			puts ("Error reading the chip.\n");
-		}
 		udelay(delay);
 	}
 
@@ -700,7 +679,7 @@ int do_sdram  ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
  	 */
 	chip = simple_strtoul(argv[1], NULL, 16);
 
-	if(i2c_read(chip, 0, 1, data, sizeof(data)) != 0) {
+	if (i2c_read(chip, 0, 1, data, sizeof(data)) != 0) {
 		puts ("No SDRAM Serial Presence Detect found.\n");
 		return 1;
 	}
@@ -709,7 +688,7 @@ int do_sdram  ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 	for (j = 0; j < 63; j++) {
 		cksum += data[j];
 	}
-	if(cksum != data[63]) {
+	if (cksum != data[63]) {
 		printf ("WARNING: Configuration data checksum failure:\n"
 			"  is 0x%02x, calculated 0x%02x\n",
 			data[63], cksum);
@@ -725,17 +704,15 @@ int do_sdram  ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		default: puts ("unknown\n");	break;
 	}
 	puts ("Row address bits             ");
-	if((data[3] & 0x00F0) == 0) {
+	if ((data[3] & 0x00F0) == 0)
 		printf("%d\n", data[3] & 0x0F);
-	} else {
+	else
 		printf("%d/%d\n", data[3] & 0x0F, (data[3] >> 4) & 0x0F);
-	}
 	puts ("Column address bits          ");
-	if((data[4] & 0x00F0) == 0) {
+	if ((data[4] & 0x00F0) == 0)
 		printf("%d\n", data[4] & 0x0F);
-	} else {
+	else
 		printf("%d/%d\n", data[4] & 0x0F, (data[4] >> 4) & 0x0F);
-	}
 	printf("Module rows                  %d\n", data[5]);
 	printf("Module data width            %d bits\n", (data[7] << 8) | data[6]);
 	puts ("Interface signal levels      ");
@@ -758,11 +735,10 @@ int do_sdram  ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		case 2:  puts ("ECC\n");	break;
 		default: puts ("unknown\n");	break;
 	}
-	if((data[12] & 0x80) == 0) {
+	if ((data[12] & 0x80) == 0)
 		puts ("No self refresh, rate        ");
-	} else {
+	else
 		puts ("Self refresh, rate           ");
-	}
 	switch(data[12] & 0x7F) {
 		case 0:  puts ("15.625uS\n");	break;
 		case 1:  puts ("3.9uS\n");	break;
@@ -773,17 +749,16 @@ int do_sdram  ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		default: puts ("unknown\n");	break;
 	}
 	printf("SDRAM width (primary)        %d\n", data[13] & 0x7F);
-	if((data[13] & 0x80) != 0) {
+	if ((data[13] & 0x80) != 0) {
 		printf("  (second bank)              %d\n",
 			2 * (data[13] & 0x7F));
 	}
-	if(data[14] != 0) {
+	if (data[14] != 0) {
 		printf("EDC width                    %d\n",
 			data[14] & 0x7F);
-		if((data[14] & 0x80) != 0) {
+		if ((data[14] & 0x80) != 0)
 			printf("  (second bank)              %d\n",
 				2 * (data[14] & 0x7F));
-		}
 	}
 	printf("Min clock delay, back-to-back random column addresses %d\n",
 		data[15]);
@@ -881,18 +856,18 @@ int do_sdram  ( cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
 		(data[35] & 0x80) ? '-' : '+',
 		(data[35] >> 4) & 0x07, data[35] & 0x0F);
 	puts ("Manufacturer's JEDEC ID      ");
-	for(j = 64; j <= 71; j++)
+	for (j = 64; j <= 71; j++)
 		printf("%02X ", data[j]);
 	putc ('\n');
 	printf("Manufacturing Location       %02X\n", data[72]);
 	puts ("Manufacturer's Part Number   ");
-	for(j = 73; j <= 90; j++)
+	for (j = 73; j <= 90; j++)
 		printf("%02X ", data[j]);
 	putc ('\n');
 	printf("Revision Code                %02X %02X\n", data[91], data[92]);
 	printf("Manufacturing Date           %02X %02X\n", data[93], data[94]);
 	puts ("Assembly Serial Number       ");
-	for(j = 95; j <= 98; j++)
+	for (j = 95; j <= 98; j++)
 		printf("%02X ", data[j]);
 	putc ('\n');
 	printf("Speed rating                 PC%d\n",
@@ -908,19 +883,15 @@ int do_i2c_bus_num(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 {
 	int bus_idx, ret=0;
 
-	if (argc == 1)  /* querying current setting */
-	{
+	if (argc == 1)
+		/* querying current setting */
 		printf("Current bus is %d\n", i2c_get_bus_num());
-	}
-	else
-	{
+	else {
 		bus_idx = simple_strtoul(argv[1], NULL, 10);
 		printf("Setting bus to %d\n", bus_idx);
 		ret = i2c_set_bus_num(bus_idx);
-		if(ret)
-		{
+		if (ret)
 			printf("Failure changing bus number (%d)\n", ret);
-		}
 	}
 	return ret;
 }
@@ -930,19 +901,15 @@ int do_i2c_bus_speed(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 {
 	int speed, ret=0;
 
-	if (argc == 1)  /* querying current speed */
-	{
+	if (argc == 1)
+		/* querying current speed */
 		printf("Current bus speed=%d\n", i2c_get_bus_speed());
-	}
-	else
-	{
+	else {
 		speed = simple_strtoul(argv[1], NULL, 10);
 		printf("Setting bus speed to %d Hz\n", speed);
 		ret = i2c_set_bus_speed(speed);
-		if(ret)
-		{
+		if (ret)
 			printf("Failure changing bus speed (%d)\n", ret);
-		}
 	}
 	return ret;
 }
@@ -950,53 +917,31 @@ int do_i2c_bus_speed(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 int do_i2c(cmd_tbl_t * cmdtp, int flag, int argc, char *argv[])
 {
 #if defined(CONFIG_I2C_MULTI_BUS)
-	if(!strncmp(argv[1], "de", 2))
-	{
+	if (!strncmp(argv[1], "de", 2))
 		return do_i2c_bus_num(cmdtp, flag, --argc, ++argv);
-	}
 #endif  /* CONFIG_I2C_MULTI_BUS */
-	if(!strncmp(argv[1], "sp", 2))
-	{
+	if (!strncmp(argv[1], "sp", 2))
 		return do_i2c_bus_speed(cmdtp, flag, --argc, ++argv);
-	}
-	if(!strncmp(argv[1], "md", 2))
-	{
+	if (!strncmp(argv[1], "md", 2))
 		return do_i2c_md(cmdtp, flag, --argc, ++argv);
-	}
-	if(!strncmp(argv[1], "mm", 2))
-	{
+	if (!strncmp(argv[1], "mm", 2))
 		return do_i2c_mm(cmdtp, flag, --argc, ++argv);
-	}
-	if(!strncmp(argv[1], "mw", 2))
-	{
+	if (!strncmp(argv[1], "mw", 2))
 		return do_i2c_mw(cmdtp, flag, --argc, ++argv);
-	}
-	if(!strncmp(argv[1], "nm", 2))
-	{
+	if (!strncmp(argv[1], "nm", 2))
 		return do_i2c_nm(cmdtp, flag, --argc, ++argv);
-	}
-	if(!strncmp(argv[1], "cr", 2))
-	{
+	if (!strncmp(argv[1], "cr", 2))
 		return do_i2c_crc(cmdtp, flag, --argc, ++argv);
-	}
-	if(!strncmp(argv[1], "pr", 2))
-	{
+	if (!strncmp(argv[1], "pr", 2))
 		return do_i2c_probe(cmdtp, flag, --argc, ++argv);
-	}
-	if(!strncmp(argv[1], "lo", 2))
-	{
+	if (!strncmp(argv[1], "lo", 2))
 		return do_i2c_loop(cmdtp, flag, --argc, ++argv);
-	}
 #if (CONFIG_COMMANDS & CFG_CMD_SDRAM)
-	if(!strncmp(argv[1], "sd", 2))
-	{
+	if (!strncmp(argv[1], "sd", 2))
 		return do_sdram(cmdtp, flag, --argc, ++argv);
-	}
 #endif	/* CFG_CMD_SDRAM */
 	else
-	{
 		printf ("Usage:\n%s\n", cmdtp->usage);
-	}
 	return 0;
 }
 #endif  /* CONFIG_I2C_CMD_TREE */
diff --git a/cpu/mpc83xx/cpu.c b/cpu/mpc83xx/cpu.c
index 1d169ba..1b51078 100644
--- a/cpu/mpc83xx/cpu.c
+++ b/cpu/mpc83xx/cpu.c
@@ -18,11 +18,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  * MA 02111-1307 USA
- *
- * Change log:
- *
- * 20050101: Eran Liberty (liberty@freescale.com)
- *	     Initial file creating (porting from 85XX & 8260)
  */
 
 /*
diff --git a/cpu/mpc83xx/cpu_init.c b/cpu/mpc83xx/cpu_init.c
index 4f80f4a..e5725fb 100644
--- a/cpu/mpc83xx/cpu_init.c
+++ b/cpu/mpc83xx/cpu_init.c
@@ -18,11 +18,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  * MA 02111-1307 USA
- *
- * Change log:
- *
- * 20050101: Eran Liberty (liberty@freescale.com)
- *           Initial file creating (porting from 85XX & 8260)
  */
 
 #include <common.h>
diff --git a/cpu/mpc83xx/interrupts.c b/cpu/mpc83xx/interrupts.c
index 98fccff..bb1fe1a 100644
--- a/cpu/mpc83xx/interrupts.c
+++ b/cpu/mpc83xx/interrupts.c
@@ -21,13 +21,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  * MA 02111-1307 USA
- *
- * Change log:
- *
- * Hacked for MPC8260 by Murray.Jensen@cmst.csiro.au, 22-Oct-00
- *
- * 20050101: Eran Liberty (liberty@freescale.com)
- *           Initial file creating (porting from 85XX & 8260)
  */
 
 #include <common.h>
diff --git a/cpu/mpc83xx/spd_sdram.c b/cpu/mpc83xx/spd_sdram.c
index dc8f679..cfc42c4 100644
--- a/cpu/mpc83xx/spd_sdram.c
+++ b/cpu/mpc83xx/spd_sdram.c
@@ -25,15 +25,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  * MA 02111-1307 USA
- *
- * Change log:
- *
- * 20050101: Eran Liberty (liberty@freescale.com)
- *           Initial file creating (porting from 85XX & 8260)
- * 20060601: Dave Liu (daveliu@freescale.com)
- *           DDR ECC support
- *           unify variable names for 83xx
- *           code cleanup
  */
 
 #include <common.h>
@@ -45,6 +36,8 @@
 
 #ifdef CONFIG_SPD_EEPROM
 
+DECLARE_GLOBAL_DATA_PTR;
+
 #if defined(CONFIG_DDR_ECC) && !defined(CONFIG_ECC_INIT_VIA_DDRC)
 extern void dma_init(void);
 extern uint dma_check(void);
@@ -58,19 +51,16 @@ extern int dma_xfer(void *dest, uint count, void *src);
 /*
  * Convert picoseconds into clock cycles (rounding up if needed).
  */
-extern ulong get_ddr_clk(ulong dummy);
-
 int
 picos_to_clk(int picos)
 {
 	unsigned int ddr_bus_clk;
 	int clks;
 
-	ddr_bus_clk = get_ddr_clk(0) >> 1;
+	ddr_bus_clk = gd->ddr_clk >> 1;
 	clks = picos / ((1000000000 / ddr_bus_clk) * 1000);
-	if (picos % ((1000000000 / ddr_bus_clk) * 1000) !=0) {
+	if (picos % ((1000000000 / ddr_bus_clk) * 1000) != 0)
 		clks++;
-	}
 
 	return clks;
 }
@@ -249,7 +239,7 @@ long int spd_sdram()
 
 	debug("DDR:Module maximum data rate is: %dMhz\n", max_data_rate);
 
-	ddrc_clk = get_ddr_clk(0) / 1000000;
+	ddrc_clk = gd->ddr_clk / 1000000;
 
 	if (max_data_rate >= 390) { /* it is DDR 400 */
 		if (ddrc_clk <= 410 && ddrc_clk > 350) {
@@ -259,31 +249,28 @@ long int spd_sdram()
 		} else if (ddrc_clk <= 350 && ddrc_clk > 280) {
 			/* DDR controller clk at 280~350 */
 			effective_data_rate = 333; /* 6ns */
-			if (spd.clk_cycle2 == 0x60) {
+			if (spd.clk_cycle2 == 0x60)
 				caslat = caslat - 1;
-			} else {
+			else
 				caslat = caslat;
-			}
 		} else if (ddrc_clk <= 280 && ddrc_clk > 230) {
 			/* DDR controller clk at 230~280 */
 			effective_data_rate = 266; /* 7.5ns */
-			if (spd.clk_cycle3 == 0x75) {
+			if (spd.clk_cycle3 == 0x75)
 				caslat = caslat - 2;
-			} else if (spd.clk_cycle2 == 0x60) {
+			else if (spd.clk_cycle2 == 0x60)
 				caslat = caslat - 1;
-			} else {
+			else
 				caslat = caslat;
-			}
 		} else if (ddrc_clk <= 230 && ddrc_clk > 90) {
 			/* DDR controller clk at 90~230 */
 			effective_data_rate = 200; /* 10ns */
-			if (spd.clk_cycle3 == 0x75) {
+			if (spd.clk_cycle3 == 0x75)
 				caslat = caslat - 2;
-			} else if (spd.clk_cycle2 == 0x60) {
+			else if (spd.clk_cycle2 == 0x60)
 				caslat = caslat - 1;
-			} else {
+			else
 				caslat = caslat;
-			}
 		}
 	} else if (max_data_rate >= 323) { /* it is DDR 333 */
 		if (ddrc_clk <= 350 && ddrc_clk > 280) {
@@ -293,21 +280,19 @@ long int spd_sdram()
 		} else if (ddrc_clk <= 280 && ddrc_clk > 230) {
 			/* DDR controller clk at 230~280 */
 			effective_data_rate = 266; /* 7.5ns */
-			if (spd.clk_cycle2 == 0x75) {
+			if (spd.clk_cycle2 == 0x75)
 				caslat = caslat - 1;
-			} else {
+			else
 				caslat = caslat;
-			}
 		} else if (ddrc_clk <= 230 && ddrc_clk > 90) {
 			/* DDR controller clk at 90~230 */
 			effective_data_rate = 200; /* 10ns */
-			if (spd.clk_cycle3 == 0xa0) {
+			if (spd.clk_cycle3 == 0xa0)
 				caslat = caslat - 2;
-			} else if (spd.clk_cycle2 == 0x75) {
+			else if (spd.clk_cycle2 == 0x75)
 				caslat = caslat - 1;
-			} else {
+			else
 				caslat = caslat;
-			}
 		}
 	} else if (max_data_rate >= 256) { /* it is DDR 266 */
 		if (ddrc_clk <= 350 && ddrc_clk > 280) {
@@ -322,9 +307,8 @@ long int spd_sdram()
 		} else if (ddrc_clk <= 230 && ddrc_clk > 90) {
 			/* DDR controller clk at 90~230 */
 			effective_data_rate = 200; /* 10ns */
-			if (spd.clk_cycle2 == 0xa0) {
+			if (spd.clk_cycle2 == 0xa0)
 				caslat = caslat - 1;
-			}
 		}
 	} else if (max_data_rate >= 190) { /* it is DDR 200 */
 		if (ddrc_clk <= 350 && ddrc_clk > 230) {
@@ -346,13 +330,13 @@ long int spd_sdram()
 	 * Errata DDR6 work around: input enable 2 cycles earlier.
 	 * including MPC834x Rev1.0/1.1 and MPC8360 Rev1.1/1.2.
 	 */
-	if (caslat == 2) {
+	if (caslat == 2)
 		ddr->debug_reg = 0x201c0000; /* CL=2 */
-	} else if (caslat == 3) {
+	else if (caslat == 3)
 		ddr->debug_reg = 0x202c0000; /* CL=2.5 */
-	} else if (caslat == 4) {
+	else if (caslat == 4)
 		ddr->debug_reg = 0x202c0000; /* CL=3.0 */
-	}
+
 	__asm__ __volatile__ ("sync");
 
 	debug("Errata DDR6 (debug_reg=0x%08x)\n", ddr->debug_reg);
@@ -392,11 +376,10 @@ long int spd_sdram()
 	}
 
 	/* Is this an ECC DDR chip? */
-	if (spd.config == 0x02) {
+	if (spd.config == 0x02)
 		printf(" with ECC\n");
-	} else {
+	else
 		printf(" without ECC\n");
-	}
 
 	/* Burst length is always 4 for 64 bit data bus, 8 for 32 bit data bus,
 	   Burst type is sequential
@@ -482,14 +465,13 @@ long int spd_sdram()
 	sdram_cfg = 0xC2000000;
 
 	/* sdram_cfg[3] = RD_EN - registered DIMM enable */
-	if (spd.mod_attr & 0x02) {
+	if (spd.mod_attr & 0x02)
 		sdram_cfg |= 0x10000000;
-	}
 
 	/* The DIMM is 32bit width */
-	if (spd.dataw_lsb == 0x20) {
+	if (spd.dataw_lsb == 0x20)
 		sdram_cfg |= 0x000C0000;
-	}
+
 	ddrc_ecc_enable = 0;
 
 #if defined(CONFIG_DDR_ECC)
diff --git a/cpu/mpc83xx/speed.c b/cpu/mpc83xx/speed.c
index 213e718..7e53b1e 100644
--- a/cpu/mpc83xx/speed.c
+++ b/cpu/mpc83xx/speed.c
@@ -21,11 +21,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  * MA 02111-1307 USA
- *
- * Change log:
- *
- * 20050101: Eran Liberty (liberty@freescale.com)
- *           Initial file creating (porting from 85XX & 8260)
  */
 
 #include <common.h>
@@ -343,11 +338,6 @@ int get_clocks(void)
 
 }
 
-ulong get_ddr_clk(ulong dummy)
-{
-	return gd->ddr_clk;
-}
-
 /********************************************
  * get_bus_freq
  * return system bus freq in Hz
diff --git a/cpu/mpc83xx/traps.c b/cpu/mpc83xx/traps.c
index 44345af..152fa73 100644
--- a/cpu/mpc83xx/traps.c
+++ b/cpu/mpc83xx/traps.c
@@ -1,5 +1,8 @@
 /*
- * linux/arch/ppc/kernel/traps.c
+ * (C) Copyright 2000
+ * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
+ *
+ * Copyright (C) 1995-1996  Gary Thomas (gdt@linuxppc.org)
  *
  * This program is free software; you can redistribute it and/or
  * modify it under the terms of the GNU General Public License as
@@ -15,19 +18,6 @@
  * along with this program; if not, write to the Free Software
  * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
  * MA 02111-1307 USA
- *
- * Change log:
- *
- * Copyright (C) 1995-1996  Gary Thomas (gdt@linuxppc.org)
- *
- * Modified by Cort Dougan (cort@cs.nmt.edu)
- * and Paul Mackerras (paulus@cs.anu.edu.au)
- *
- * (C) Copyright 2000
- * Wolfgang Denk, DENX Software Engineering, wd@denx.de.
- *
- * 20050101: Eran Liberty (liberty@freescale.com)
- *           Initial file creating (porting from 85XX & 8260)
  */
 
 /*