diff --git a/arch/arm/cpu/sa1100/timer.c b/arch/arm/cpu/sa1100/timer.c
index 8e20c96bcda..f2cbee5dca7 100644
--- a/arch/arm/cpu/sa1100/timer.c
+++ b/arch/arm/cpu/sa1100/timer.c
@@ -23,7 +23,7 @@ ulong get_timer (ulong base)
 	return get_timer_masked ();
 }
 
-void __udelay (unsigned long usec)
+void __udelay(unsigned long usec)
 {
 	ulong tmo;
 	ulong endtime;
diff --git a/board/sbc8641d/sbc8641d.c b/board/sbc8641d/sbc8641d.c
index 2346564c7d0..91867d4f3d2 100644
--- a/board/sbc8641d/sbc8641d.c
+++ b/board/sbc8641d/sbc8641d.c
@@ -123,12 +123,12 @@ long int fixed_sdram (void)
 
 	asm ("sync;isync");
 
-	udelay (500);
+	udelay(500);
 
 	ddr->sdram_cfg = CONFIG_SYS_DDR_CFG_1B;
 	asm ("sync; isync");
 
-	udelay (500);
+	udelay(500);
 	ddr = &immap->im_ddr2;
 
 	ddr->cs0_bnds = CONFIG_SYS_DDR2_CS0_BNDS;
@@ -154,12 +154,12 @@ long int fixed_sdram (void)
 
 	asm ("sync;isync");
 
-	udelay (500);
+	udelay(500);
 
 	ddr->sdram_cfg = CONFIG_SYS_DDR2_CFG_1B;
 	asm ("sync; isync");
 
-	udelay (500);
+	udelay(500);
 #endif
 	return CONFIG_SYS_SDRAM_SIZE * 1024 * 1024;
 }
diff --git a/cmd/mem.c b/cmd/mem.c
index 13641de63c9..0a5aa8b47cb 100644
--- a/cmd/mem.c
+++ b/cmd/mem.c
@@ -189,7 +189,7 @@ static int do_mem_mdc(struct cmd_tbl *cmdtp, int flag, int argc,
 
 		/* delay for <count> ms... */
 		for (i=0; i<count; i++)
-			udelay (1000);
+			udelay(1000);
 
 		/* check for ctrl-c to abort... */
 		if (ctrlc()) {
@@ -217,7 +217,7 @@ static int do_mem_mwc(struct cmd_tbl *cmdtp, int flag, int argc,
 
 		/* delay for <count> ms... */
 		for (i=0; i<count; i++)
-			udelay (1000);
+			udelay(1000);
 
 		/* check for ctrl-c to abort... */
 		if (ctrlc()) {
diff --git a/drivers/ata/sata_sil3114.c b/drivers/ata/sata_sil3114.c
index 7e802170d80..7348566dd0b 100644
--- a/drivers/ata/sata_sil3114.c
+++ b/drivers/ata/sata_sil3114.c
@@ -64,9 +64,9 @@ static int sata_bus_softreset (int num)
 
 	port[num].ctl_reg = 0x08;	/*Default value of control reg */
 	writeb (port[num].ctl_reg, port[num].ioaddr.ctl_addr);
-	udelay (10);
+	udelay(10);
 	writeb (port[num].ctl_reg | ATA_SRST, port[num].ioaddr.ctl_addr);
-	udelay (10);
+	udelay(10);
 	writeb (port[num].ctl_reg, port[num].ioaddr.ctl_addr);
 
 	/* spec mandates ">= 2ms" before checking status.
@@ -121,7 +121,7 @@ static void sata_identify (int num, int dev)
 	cmd = ATA_CMD_ID_ATA;	/*Device Identify Command */
 	writeb (cmd, port[num].ioaddr.command_addr);
 	readb (port[num].ioaddr.altstatus_addr);
-	udelay (10);
+	udelay(10);
 
 	status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 1000, 0);
 	if (status & ATA_ERR) {
@@ -194,7 +194,7 @@ static void set_Feature_cmd (int num, int dev)
 	writeb (ATA_DEVICE_OBS, port[num].ioaddr.device_addr);
 	writeb (ATA_CMD_SET_FEATURES, port[num].ioaddr.command_addr);
 
-	udelay (50);
+	udelay(50);
 	msleep (150);
 
 	status = sata_busy_wait (&port[num].ioaddr, ATA_BUSY, 5000, 0);
@@ -392,7 +392,7 @@ static u8 wait_for_irq (int num, unsigned int max)
 		if (readl (port) & VND_TF_CNST_INTST) {
 			break;
 		}
-		udelay (1000);
+		udelay(1000);
 		max--;
 	} while ((max > 0));
 
@@ -408,7 +408,7 @@ static u8 sata_busy_wait (struct sata_ioports *ioaddr, int bits,
 		if (!((status = sata_chk_status (ioaddr, usealtstatus)) & bits)) {
 			break;
 		}
-		udelay (1000);
+		udelay(1000);
 		max--;
 	} while ((status & bits) && (max > 0));
 
@@ -429,7 +429,7 @@ static void msleep (int count)
 	int i;
 
 	for (i = 0; i < count; i++)
-		udelay (1000);
+		udelay(1000);
 }
 
 /* Read up to 255 sectors
@@ -616,7 +616,7 @@ ulong sata_write (int device, ulong block, lbaint_t blkcnt, const void *buff)
 
 		output_data (&port[num].ioaddr, buffer, ATA_SECTOR_WORDS);
 		readb (port[num].ioaddr.altstatus_addr);
-		udelay (50);
+		udelay(50);
 
 		++n;
 		++blknr;
diff --git a/drivers/fpga/stratixII.c b/drivers/fpga/stratixII.c
index 12d8dd19bf6..4edbfe4ba87 100644
--- a/drivers/fpga/stratixII.c
+++ b/drivers/fpga/stratixII.c
@@ -116,9 +116,9 @@ int StratixII_ps_fpp_load (Altera_desc * desc, void *buf, size_t bsize,
 
 	/* 2. Strat burn cycle by deasserting config for t_CFG and waiting t_CF2CK after reaserted */
 	fns->config (0, 1, cookie);
-	udelay (5);		/* nCONFIG low pulse width 2usec */
+	udelay(5);		/* nCONFIG low pulse width 2usec */
 	fns->config (1, 1, cookie);
-	udelay (100);		/* nCONFIG high to first rising edge on DCLK */
+	udelay(100);		/* nCONFIG high to first rising edge on DCLK */
 
 	/* 3. Start the Data cycle with clk deasserted */
 	bytecount = 0;
@@ -168,7 +168,7 @@ int StratixII_ps_fpp_load (Altera_desc * desc, void *buf, size_t bsize,
 
 	/* 4. Set one last clock and check conf done signal */
 	fns->clk (1, 1, cookie);
-	udelay (100);
+	udelay(100);
 	if (!fns->done (cookie)) {
 		printf (" error!.\n");
 		fns->abort (cookie);
diff --git a/drivers/net/ax88180.c b/drivers/net/ax88180.c
index d13eb11187c..2715653cd45 100644
--- a/drivers/net/ax88180.c
+++ b/drivers/net/ax88180.c
@@ -118,7 +118,7 @@ static int ax88180_phy_reset (struct eth_device *dev)
 
 	/* Wait for the reset to complete, or time out (500 ms) */
 	while (ax88180_mdio_read (dev, MII_BMCR) & BMCR_RESET) {
-		udelay (1000);
+		udelay(1000);
 		if (--delay_cnt == 0) {
 			printf ("Failed to reset PHY!\n");
 			return -1;
@@ -177,7 +177,7 @@ static int ax88180_poll_tx_complete (struct eth_device *dev)
 		if ((tmpval & txbs_txdp) == 0)
 			break;
 
-		udelay (100);
+		udelay(100);
 	}
 
 	if (TimeOutCnt)
@@ -342,7 +342,7 @@ static void ax88180_media_config (struct eth_device *dev)
 		if (bmsr_val & BMSR_LSTATUS) {
 			break;
 		}
-		udelay (100);
+		udelay(100);
 	}
 
 	bmsr_val = ax88180_mdio_read (dev, MII_BMSR);
@@ -364,7 +364,7 @@ static void ax88180_media_config (struct eth_device *dev)
 				if (bmsr_val & BMSR_ANEGCOMPLETE) {
 					break;
 				}
-				udelay (100);
+				udelay(100);
 			}
 		} else
 			debug ("ax88180: Auto-negotiation is disabled.\n");
@@ -680,7 +680,7 @@ static void ax88180_read_mac_addr (struct eth_device *dev)
 		tmp_regval = INW (dev, PROMCTRL);
 		if ((tmp_regval & RELOAD_EEPROM) == 0)
 			break;
-		udelay (1000);
+		udelay(1000);
 	}
 
 	/* Get MAC addresses */
diff --git a/drivers/net/eepro100.c b/drivers/net/eepro100.c
index 2fe0ba6e20f..36a9d4d91c3 100644
--- a/drivers/net/eepro100.c
+++ b/drivers/net/eepro100.c
@@ -462,7 +462,7 @@ int eepro100_initialize (bd_t * bis)
 		 */
 		pci_write_config_byte (devno, PCI_LATENCY_TIMER, 0x20);
 
-		udelay (10 * 1000);
+		udelay(10 * 1000);
 
 		read_hw_addr (dev, bis);
 	}
@@ -480,10 +480,10 @@ static int eepro100_init (struct eth_device *dev, bd_t * bis)
 	/* Reset the ethernet controller
 	 */
 	OUTL (dev, I82559_SELECTIVE_RESET, SCBPort);
-	udelay (20);
+	udelay(20);
 
 	OUTL (dev, I82559_RESET, SCBPort);
-	udelay (20);
+	udelay(20);
 
 	if (!wait_for_eepro100 (dev)) {
 		printf ("Error: Can not reset ethernet controller.\n");
@@ -721,10 +721,10 @@ static void eepro100_halt (struct eth_device *dev)
 	/* Reset the ethernet controller
 	 */
 	OUTL (dev, I82559_SELECTIVE_RESET, SCBPort);
-	udelay (20);
+	udelay(20);
 
 	OUTL (dev, I82559_RESET, SCBPort);
-	udelay (20);
+	udelay(20);
 
 	if (!wait_for_eepro100 (dev)) {
 		printf ("Error: Can not reset ethernet controller.\n");
@@ -760,19 +760,19 @@ static int read_eeprom (struct eth_device *dev, int location, int addr_len)
 		short dataval = (read_cmd & (1 << i)) ? EE_DATA_WRITE : 0;
 
 		OUTW (dev, EE_ENB | dataval, SCBeeprom);
-		udelay (1);
+		udelay(1);
 		OUTW (dev, EE_ENB | dataval | EE_SHIFT_CLK, SCBeeprom);
-		udelay (1);
+		udelay(1);
 	}
 	OUTW (dev, EE_ENB, SCBeeprom);
 
 	for (i = 15; i >= 0; i--) {
 		OUTW (dev, EE_ENB | EE_SHIFT_CLK, SCBeeprom);
-		udelay (1);
+		udelay(1);
 		retval = (retval << 1) |
 				((INW (dev, SCBeeprom) & EE_DATA_READ) ? 1 : 0);
 		OUTW (dev, EE_ENB, SCBeeprom);
-		udelay (1);
+		udelay(1);
 	}
 
 	/* Terminate the EEPROM access. */
diff --git a/drivers/net/lan91c96.c b/drivers/net/lan91c96.c
index c08bd21f95a..1989b66a486 100644
--- a/drivers/net/lan91c96.c
+++ b/drivers/net/lan91c96.c
@@ -211,7 +211,7 @@ static void smc_reset(struct eth_device *dev)
 	SMC_SELECT_BANK(dev, 0);
 	SMC_outw(dev, LAN91C96_RCR_SOFT_RST, LAN91C96_RCR);
 
-	udelay (10);
+	udelay(10);
 
 	/* Disable transmit and receive functionality */
 	SMC_outw(dev, 0, LAN91C96_RCR);
@@ -438,7 +438,7 @@ static int smc_send_packet(struct eth_device *dev, void *packet,
 
 		/* wait for MMU getting ready (low) */
 		while (SMC_inw(dev, LAN91C96_MMU) & LAN91C96_MMUCR_NO_BUSY)
-			udelay (10);
+			udelay(10);
 
 		PRINTK2("MMU ready\n");
 
@@ -455,7 +455,7 @@ static int smc_send_packet(struct eth_device *dev, void *packet,
 
 		/* wait for MMU getting ready (low) */
 		while (SMC_inw(dev, LAN91C96_MMU) & LAN91C96_MMUCR_NO_BUSY)
-			udelay (10);
+			udelay(10);
 
 		PRINTK2 ("MMU ready\n");
 	}
@@ -600,13 +600,13 @@ static int smc_rcv(struct eth_device *dev)
 	}
 
 	while (SMC_inw(dev, LAN91C96_MMU) & LAN91C96_MMUCR_NO_BUSY)
-		udelay (1);		/* Wait until not busy */
+		udelay(1);		/* Wait until not busy */
 
 	/*  error or good, tell the card to get rid of this packet */
 	SMC_outw(dev, LAN91C96_MMUCR_RELEASE_RX, LAN91C96_MMU);
 
 	while (SMC_inw(dev, LAN91C96_MMU) & LAN91C96_MMUCR_NO_BUSY)
-		udelay (1);		/* Wait until not busy */
+		udelay(1);		/* Wait until not busy */
 
 	if (!is_error) {
 		/* Pass the packet up to the protocol layers. */
diff --git a/drivers/net/rtl8139.c b/drivers/net/rtl8139.c
index 67be1a3dc3f..b8c402270ab 100644
--- a/drivers/net/rtl8139.c
+++ b/drivers/net/rtl8139.c
@@ -237,7 +237,7 @@ int rtl8139_initialize(bd_t *bis)
 
 		pci_write_config_byte (devno, PCI_LATENCY_TIMER, 0x20);
 
-		udelay (10 * 1000);
+		udelay(10 * 1000);
 	}
 
 	return card_number;
@@ -357,7 +357,7 @@ static void rtl_reset(struct eth_device *dev)
 	/* Give the chip 10ms to finish the reset. */
 	for (i=0; i<100; ++i){
 		if ((inb(ioaddr + ChipCmd) & CmdReset) == 0) break;
-		udelay (100); /* wait 100us */
+		udelay(100); /* wait 100us */
 	}
 
 
@@ -528,6 +528,6 @@ static void rtl_disable(struct eth_device *dev)
 	/* Give the chip 10ms to finish the reset. */
 	for (i=0; i<100; ++i){
 		if ((inb(ioaddr + ChipCmd) & CmdReset) == 0) break;
-		udelay (100); /* wait 100us */
+		udelay(100); /* wait 100us */
 	}
 }
diff --git a/drivers/net/smc91111.c b/drivers/net/smc91111.c
index 5754c3106c9..52bbf05a1e0 100644
--- a/drivers/net/smc91111.c
+++ b/drivers/net/smc91111.c
@@ -266,7 +266,7 @@ static inline void smc_wait_mmu_release_complete (struct eth_device *dev)
 
 	/* assume bank 2 selected */
 	while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY) {
-		udelay (1);	/* Wait until not busy */
+		udelay(1);	/* Wait until not busy */
 		if (++count > 200)
 			break;
 	}
@@ -318,7 +318,7 @@ static void smc_reset (struct eth_device *dev)
 	SMC_SELECT_BANK (dev, 0);
 
 	/* this should pause enough for the chip to be happy */
-	udelay (10);
+	udelay(10);
 
 	/* Disable transmit and receive functionality */
 	SMC_outw (dev, RCR_CLEAR, RCR_REG);
@@ -333,7 +333,7 @@ static void smc_reset (struct eth_device *dev)
 	smc_wait_mmu_release_complete (dev);
 	SMC_outw (dev, MC_RESET, MMU_CMD_REG);
 	while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY)
-		udelay (1);	/* Wait until not busy */
+		udelay(1);	/* Wait until not busy */
 
 	/* Note:  It doesn't seem that waiting for the MMU busy is needed here,
 	   but this is a place where future chipsets _COULD_ break.  Be wary
@@ -564,7 +564,7 @@ again:
 
 		/* wait for MMU getting ready (low) */
 		while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY) {
-			udelay (10);
+			udelay(10);
 		}
 
 		PRINTK2 ("MMU ready\n");
@@ -583,7 +583,7 @@ again:
 
 		/* wait for MMU getting ready (low) */
 		while (SMC_inw (dev, MMU_CMD_REG) & MC_BUSY) {
-			udelay (10);
+			udelay(10);
 		}
 
 		PRINTK2 ("MMU ready\n");
@@ -957,19 +957,19 @@ static word smc_read_phy_register (struct eth_device *dev, byte phyreg)
 	for (i = 0; i < sizeof bits; ++i) {
 		/* Clock Low - output data */
 		SMC_outw (dev, mii_reg | bits[i], MII_REG);
-		udelay (SMC_PHY_CLOCK_DELAY);
+		udelay(SMC_PHY_CLOCK_DELAY);
 
 
 		/* Clock Hi - input data */
 		SMC_outw (dev, mii_reg | bits[i] | MII_MCLK, MII_REG);
-		udelay (SMC_PHY_CLOCK_DELAY);
+		udelay(SMC_PHY_CLOCK_DELAY);
 		bits[i] |= SMC_inw (dev, MII_REG) & MII_MDI;
 	}
 
 	/* Return to idle state */
 	/* Set clock to low, data to low, and output tristated */
 	SMC_outw (dev, mii_reg, MII_REG);
-	udelay (SMC_PHY_CLOCK_DELAY);
+	udelay(SMC_PHY_CLOCK_DELAY);
 
 	/* Restore original bank select */
 	SMC_SELECT_BANK (dev, oldBank);
@@ -1078,19 +1078,19 @@ static void smc_write_phy_register (struct eth_device *dev, byte phyreg,
 	for (i = 0; i < sizeof bits; ++i) {
 		/* Clock Low - output data */
 		SMC_outw (dev, mii_reg | bits[i], MII_REG);
-		udelay (SMC_PHY_CLOCK_DELAY);
+		udelay(SMC_PHY_CLOCK_DELAY);
 
 
 		/* Clock Hi - input data */
 		SMC_outw (dev, mii_reg | bits[i] | MII_MCLK, MII_REG);
-		udelay (SMC_PHY_CLOCK_DELAY);
+		udelay(SMC_PHY_CLOCK_DELAY);
 		bits[i] |= SMC_inw (dev, MII_REG) & MII_MDI;
 	}
 
 	/* Return to idle state */
 	/* Set clock to low, data to low, and output tristated */
 	SMC_outw (dev, mii_reg, MII_REG);
-	udelay (SMC_PHY_CLOCK_DELAY);
+	udelay(SMC_PHY_CLOCK_DELAY);
 
 	/* Restore original bank select */
 	SMC_SELECT_BANK (dev, oldBank);
diff --git a/drivers/qe/uec_phy.c b/drivers/qe/uec_phy.c
index 94253797946..1dae2615095 100644
--- a/drivers/qe/uec_phy.c
+++ b/drivers/qe/uec_phy.c
@@ -875,7 +875,7 @@ void marvell_phy_interface_mode(struct eth_device *dev, phy_interface_t type,
 			uec_phy_write(mii_info, 0x04, 0x01e1);
 			uec_phy_write(mii_info, 0x00, 0x9140);
 			uec_phy_write(mii_info, 0x00, 0x1000);
-			udelay (100000);
+			mdelay(100);
 			uec_phy_write(mii_info, 0x00, 0x2900);
 			uec_phy_write(mii_info, 0x14, 0x0cd2);
 			uec_phy_write(mii_info, 0x00, 0xa100);
@@ -884,13 +884,13 @@ void marvell_phy_interface_mode(struct eth_device *dev, phy_interface_t type,
 			uec_phy_write(mii_info, 0x04, 0x05e1);
 			uec_phy_write(mii_info, 0x00, 0xa100);
 			uec_phy_write(mii_info, 0x00, 0x2100);
-			udelay (1000000);
+			mdelay(1000);
 		} else if (speed == SPEED_10) {
 			uec_phy_write(mii_info, 0x14, 0x8e40);
 			uec_phy_write(mii_info, 0x1b, 0x800b);
 			uec_phy_write(mii_info, 0x14, 0x0c82);
 			uec_phy_write(mii_info, 0x00, 0x8100);
-			udelay (1000000);
+			mdelay(1000);
 		}
 	}
 
diff --git a/drivers/rtc/ds1306.c b/drivers/rtc/ds1306.c
index 02d617e09c9..1bd1151e1b3 100644
--- a/drivers/rtc/ds1306.c
+++ b/drivers/rtc/ds1306.c
@@ -71,7 +71,7 @@ int rtc_get (struct rtc_time *tmp)
 
 	/* Now we can enable the DS1306 RTC */
 	immap->im_cpm.cp_pbdat |= PB_SPI_CE;
-	udelay (10);
+	udelay(10);
 
 	/* Shift out the address (0) of the time in the Clock Chip */
 	soft_spi_send (0);
@@ -105,7 +105,7 @@ int rtc_get (struct rtc_time *tmp)
 
 	/* Now we can disable the DS1306 RTC */
 	immap->im_cpm.cp_pbdat &= ~PB_SPI_CE;	/* Disable DS1306 Chip */
-	udelay (10);
+	udelay(10);
 
 	rtc_calc_weekday(tmp);	/* Determine the day of week */
 
@@ -127,7 +127,7 @@ int rtc_set (struct rtc_time *tmp)
 
 	/* Now we can enable the DS1306 RTC */
 	immap->im_cpm.cp_pbdat |= PB_SPI_CE;	/* Enable DS1306 Chip */
-	udelay (10);
+	udelay(10);
 
 	/* First disable write protect in the clock chip control register */
 	soft_spi_send (0x8F);	/* send address of the control register */
@@ -135,11 +135,11 @@ int rtc_set (struct rtc_time *tmp)
 
 	/* Now disable the DS1306 to terminate the write */
 	immap->im_cpm.cp_pbdat &= ~PB_SPI_CE;
-	udelay (10);
+	udelay(10);
 
 	/* Now enable the DS1306 to initiate a new write */
 	immap->im_cpm.cp_pbdat |= PB_SPI_CE;
-	udelay (10);
+	udelay(10);
 
 	/* Next, send the address of the clock time write registers */
 	soft_spi_send (0x80);	/* send address of the first time register */
@@ -156,11 +156,11 @@ int rtc_set (struct rtc_time *tmp)
 
 	/* Now we can disable the Clock chip to terminate the burst write */
 	immap->im_cpm.cp_pbdat &= ~PB_SPI_CE;	/* Disable DS1306 Chip */
-	udelay (10);
+	udelay(10);
 
 	/* Now we can enable the Clock chip to initiate a new write */
 	immap->im_cpm.cp_pbdat |= PB_SPI_CE;	/* Enable DS1306 Chip */
-	udelay (10);
+	udelay(10);
 
 	/* First we Enable write protect in the clock chip control register */
 	soft_spi_send (0x8F);	/* send address of the control register */
@@ -168,7 +168,7 @@ int rtc_set (struct rtc_time *tmp)
 
 	/* Now disable the DS1306 */
 	immap->im_cpm.cp_pbdat &= ~PB_SPI_CE;	/*  Disable DS1306 Chip */
-	udelay (10);
+	udelay(10);
 
 	/* Set standard MPC8xx clock to the same time so Linux will
 	 * see the time even if it doesn't have a DS1306 clock driver.
@@ -204,7 +204,7 @@ static void init_spi (void)
 	immap->im_cpm.cp_pbdir |= (PB_SPIMOSI | PB_SPI_CE | PB_SPISCK);
 
 	immap->im_cpm.cp_pbdir &= ~PB_SPIMISO;	/* Make MISO pin an input */
-	udelay (10);
+	udelay(10);
 }
 
 /* ------------------------------------------------------------------------- */
@@ -227,10 +227,10 @@ static void soft_spi_send (unsigned char n)
 			immap->im_cpm.cp_pbdat |= PB_SPIMOSI;	/* Set MOSI to 1 */
 		else
 			immap->im_cpm.cp_pbdat &= ~PB_SPIMOSI;	/* Set MOSI to 0 */
-		udelay (10);
+		udelay(10);
 
 		immap->im_cpm.cp_pbdat &= ~PB_SPISCK;	/* Lower SCK */
-		udelay (10);
+		udelay(10);
 
 		bitpos >>= 1;	/* Shift for next bit position */
 	}
@@ -253,11 +253,11 @@ static unsigned char soft_spi_read (void)
 	/* Read 8 bits here */
 	for (i = 0; i < 8; i++) {	/* Do 8 bits in loop */
 		immap->im_cpm.cp_pbdat |= PB_SPISCK;	/* Raise SCK */
-		udelay (10);
+		udelay(10);
 		if (immap->im_cpm.cp_pbdat & PB_SPIMISO)	/* Get a bit of data */
 			spi_byte |= bitpos;	/* Set data accordingly */
 		immap->im_cpm.cp_pbdat &= ~PB_SPISCK;	/* Lower SCK */
-		udelay (10);
+		udelay(10);
 		bitpos >>= 1;	/* Shift for next bit position */
 	}
 
diff --git a/drivers/video/mb862xx.c b/drivers/video/mb862xx.c
index 301c1f0df17..a3a7a8dd98d 100644
--- a/drivers/video/mb862xx.c
+++ b/drivers/video/mb862xx.c
@@ -79,7 +79,7 @@ static void gdc_sw_reset (void)
 	GraphicDevice *dev = &mb862xx;
 
 	HOST_WR_REG (GC_SRST, 0x1);
-	udelay (500);
+	udelay(500);
 	video_hw_init ();
 }
 
@@ -222,9 +222,9 @@ unsigned int pci_video_init (void)
 
 	/* Setup clocks and memory mode for Coral-P(A) */
 	HOST_WR_REG(GC_CCF, CONFIG_SYS_MB862xx_CCF);
-	udelay (200);
+	udelay(200);
 	HOST_WR_REG(GC_MMR, CONFIG_SYS_MB862xx_MMR);
-	udelay (100);
+	udelay(100);
 	return dev->frameAdrs;
 }
 
diff --git a/examples/standalone/smc91111_eeprom.c b/examples/standalone/smc91111_eeprom.c
index a43d14f3967..631b1b04d6f 100644
--- a/examples/standalone/smc91111_eeprom.c
+++ b/examples/standalone/smc91111_eeprom.c
@@ -237,7 +237,7 @@ void copy_from_eeprom (struct eth_device *dev)
 		CTL_RELOAD, CTL_REG);
 	i = 100;
 	while ((SMC_inw (dev, CTL_REG) & CTL_RELOAD) && --i)
-		udelay (100);
+		udelay(100);
 	if (i == 0) {
 		printf ("Timeout Refreshing EEPROM registers\n");
 	} else {
@@ -318,7 +318,7 @@ int read_eeprom_reg (struct eth_device *dev, int reg)
 		CTL_RELOAD, CTL_REG);
 	timeout = 100;
 	while ((SMC_inw (dev, CTL_REG) & CTL_RELOAD) && --timeout)
-		udelay (100);
+		udelay(100);
 	if (timeout == 0) {
 		printf ("Timeout Reading EEPROM register %02x\n", reg);
 		return 0;
@@ -341,7 +341,7 @@ int write_eeprom_reg (struct eth_device *dev, int value, int reg)
 		CTL_STORE, CTL_REG);
 	timeout = 100;
 	while ((SMC_inw (dev, CTL_REG) & CTL_STORE) && --timeout)
-		udelay (100);
+		udelay(100);
 	if (timeout == 0) {
 		printf ("Timeout Writing EEPROM register %02x\n", reg);
 		return 0;
diff --git a/lib/time.c b/lib/time.c
index 3d6447d7c0a..551698e36d0 100644
--- a/lib/time.c
+++ b/lib/time.c
@@ -183,7 +183,7 @@ void udelay(unsigned long usec)
 	do {
 		WATCHDOG_RESET();
 		kv = usec > CONFIG_WD_PERIOD ? CONFIG_WD_PERIOD : usec;
-		__udelay (kv);
+		__udelay(kv);
 		usec -= kv;
 	} while(usec);
 }
