Merge commit 'wd/master'

5 files changed, 167 insertions, 170 deletions

diff --git a/cpu/arm920t/at91rm9200/ether.c b/cpu/arm920t/at91rm9200/ether.c
index c8f56aa..f20e070 100644
--- a/cpu/arm920t/at91rm9200/ether.c
+++ b/cpu/arm920t/at91rm9200/ether.c
@@ -105,7 +105,7 @@ void at91rm9200_EmacDisableMDIO (AT91PS_EMAC p_mac)
  * Arguments:
  *	dev - pointer to struct net_device
  *	RegisterAddress - unsigned char
- * 	pInput - pointer to value read from register
+ *	pInput - pointer to value read from register
  * Return value:
  *	TRUE - if data read successfully
  */
@@ -134,7 +134,7 @@ UCHAR at91rm9200_EmacReadPhy (AT91PS_EMAC p_mac,
  * Arguments:
  *	dev - pointer to struct net_device
  *	RegisterAddress - unsigned char
- * 	pOutput - pointer to value to be written in the register
+ *	pOutput - pointer to value to be written in the register
  * Return value:
  *	TRUE - if data read successfully
  */
diff --git a/cpu/arm920t/imx/serial.c b/cpu/arm920t/imx/serial.c
index 9dbaa56..6c56acb 100644
--- a/cpu/arm920t/imx/serial.c
+++ b/cpu/arm920t/imx/serial.c
@@ -115,7 +115,7 @@ int serial_init (void)
 	/* Enable FIFOs */
 	base->ucr2 |= UCR2_SRST | UCR2_RXEN | UCR2_TXEN;
 
-  	/* Clear status flags */
+	/* Clear status flags */
 	base->usr2 |= USR2_ADET  |
 	          USR2_DTRF  |
 	          USR2_IDLE  |
@@ -126,7 +126,7 @@ int serial_init (void)
 	          USR2_ORE   |
 	          USR2_RDR;
 
-  	/* Clear status flags */
+	/* Clear status flags */
 	base->usr1 |= USR1_PARITYERR |
 	          USR1_RTSD      |
 	          USR1_ESCF      |
diff --git a/cpu/arm920t/s3c24x0/usb_ohci.c b/cpu/arm920t/s3c24x0/usb_ohci.c
index 96e43d0..b57c2d8 100644
--- a/cpu/arm920t/s3c24x0/usb_ohci.c
+++ b/cpu/arm920t/s3c24x0/usb_ohci.c
@@ -971,13 +971,13 @@ static unsigned char root_hub_str_index1[] =
 
 /*-------------------------------------------------------------------------*/
 
-#define OK(x) 			len = (x); break
+#define OK(x)			len = (x); break
 #ifdef DEBUG
-#define WR_RH_STAT(x) 		{info("WR:status %#8x", (x));writel((x), &gohci.regs->roothub.status);}
-#define WR_RH_PORTSTAT(x) 	{info("WR:portstatus[%d] %#8x", wIndex-1, (x));writel((x), &gohci.regs->roothub.portstatus[wIndex-1]);}
+#define WR_RH_STAT(x)		{info("WR:status %#8x", (x));writel((x), &gohci.regs->roothub.status);}
+#define WR_RH_PORTSTAT(x)	{info("WR:portstatus[%d] %#8x", wIndex-1, (x));writel((x), &gohci.regs->roothub.portstatus[wIndex-1]);}
 #else
-#define WR_RH_STAT(x) 		writel((x), &gohci.regs->roothub.status)
-#define WR_RH_PORTSTAT(x) 	writel((x), &gohci.regs->roothub.portstatus[wIndex-1])
+#define WR_RH_STAT(x)		writel((x), &gohci.regs->roothub.status)
+#define WR_RH_PORTSTAT(x)	writel((x), &gohci.regs->roothub.portstatus[wIndex-1])
 #endif
 #define RD_RH_STAT		roothub_status(&gohci)
 #define RD_RH_PORTSTAT		roothub_portstatus(&gohci,wIndex-1)
@@ -1163,7 +1163,7 @@ pkt_print(dev, pipe, buffer, transfer_len, cmd, "SUB(rh)", usb_pipein(pipe));
 		    data_buf [1] = 0x29;
 		    data_buf [2] = temp & RH_A_NDP;
 		    data_buf [3] = 0;
-		    if (temp & RH_A_PSM) 	/* per-port power switching? */
+		    if (temp & RH_A_PSM)	/* per-port power switching? */
 			data_buf [3] |= 0x1;
 		    if (temp & RH_A_NOCP)	/* no overcurrent reporting? */
 			data_buf [3] |= 0x10;
@@ -1188,9 +1188,9 @@ pkt_print(dev, pipe, buffer, transfer_len, cmd, "SUB(rh)", usb_pipein(pipe));
 		    OK (len);
 		}
 
-	case RH_GET_CONFIGURATION: 	*(__u8 *) data_buf = 0x01; OK (1);
+	case RH_GET_CONFIGURATION:	*(__u8 *) data_buf = 0x01; OK (1);
 
-	case RH_SET_CONFIGURATION: 	WR_RH_STAT (0x10000); OK (0);
+	case RH_SET_CONFIGURATION:	WR_RH_STAT (0x10000); OK (0);
 
 	default:
 		dbg ("unsupported root hub command");
diff --git a/cpu/arm920t/s3c24x0/usb_ohci.h b/cpu/arm920t/s3c24x0/usb_ohci.h
index 5e9a0fd..3af5fca 100644
--- a/cpu/arm920t/s3c24x0/usb_ohci.h
+++ b/cpu/arm920t/s3c24x0/usb_ohci.h
@@ -11,30 +11,30 @@
 static int cc_to_error[16] = {
 
 /* mapping of the OHCI CC status to error codes */
-	/* No  Error  */               0,
-	/* CRC Error  */               USB_ST_CRC_ERR,
-	/* Bit Stuff  */               USB_ST_BIT_ERR,
-	/* Data Togg  */               USB_ST_CRC_ERR,
-	/* Stall      */               USB_ST_STALLED,
-	/* DevNotResp */               -1,
-	/* PIDCheck   */               USB_ST_BIT_ERR,
-	/* UnExpPID   */               USB_ST_BIT_ERR,
-	/* DataOver   */               USB_ST_BUF_ERR,
-	/* DataUnder  */               USB_ST_BUF_ERR,
-	/* reservd    */               -1,
-	/* reservd    */               -1,
-	/* BufferOver */               USB_ST_BUF_ERR,
-	/* BuffUnder  */               USB_ST_BUF_ERR,
-	/* Not Access */               -1,
-	/* Not Access */               -1
+	/* No  Error  */	       0,
+	/* CRC Error  */	       USB_ST_CRC_ERR,
+	/* Bit Stuff  */	       USB_ST_BIT_ERR,
+	/* Data Togg  */	       USB_ST_CRC_ERR,
+	/* Stall      */	       USB_ST_STALLED,
+	/* DevNotResp */	       -1,
+	/* PIDCheck   */	       USB_ST_BIT_ERR,
+	/* UnExpPID   */	       USB_ST_BIT_ERR,
+	/* DataOver   */	       USB_ST_BUF_ERR,
+	/* DataUnder  */	       USB_ST_BUF_ERR,
+	/* reservd    */	       -1,
+	/* reservd    */	       -1,
+	/* BufferOver */	       USB_ST_BUF_ERR,
+	/* BuffUnder  */	       USB_ST_BUF_ERR,
+	/* Not Access */	       -1,
+	/* Not Access */	       -1
 };
 
 /* ED States */
-#define ED_NEW 		0x00
-#define ED_UNLINK 	0x01
+#define ED_NEW		0x00
+#define ED_UNLINK	0x01
 #define ED_OPER		0x02
 #define ED_DEL		0x04
-#define ED_URB_DEL  	0x08
+#define ED_URB_DEL	0x08
 
 /* usb_ohci_ed */
 struct ed {
@@ -60,53 +60,53 @@ typedef struct ed ed_t;
 
 
 /* TD info field */
-#define TD_CC       0xf0000000
-#define TD_CC_GET(td_p) ((td_p >>28) & 0x0f)
-#define TD_CC_SET(td_p, cc) (td_p) = ((td_p) & 0x0fffffff) | (((cc) & 0x0f) << 28)
-#define TD_EC       0x0C000000
-#define TD_T        0x03000000
-#define TD_T_DATA0  0x02000000
-#define TD_T_DATA1  0x03000000
-#define TD_T_TOGGLE 0x00000000
-#define TD_R        0x00040000
-#define TD_DI       0x00E00000
-#define TD_DI_SET(X) (((X) & 0x07)<< 21)
-#define TD_DP       0x00180000
-#define TD_DP_SETUP 0x00000000
-#define TD_DP_IN    0x00100000
-#define TD_DP_OUT   0x00080000
-
-#define TD_ISO	    0x00010000
-#define TD_DEL      0x00020000
+#define TD_CC			0xf0000000
+#define TD_CC_GET(td_p)		((td_p >>28) & 0x0f)
+#define TD_CC_SET(td_p, cc)	(td_p) = ((td_p) & 0x0fffffff) | (((cc) & 0x0f) << 28)
+#define TD_EC			0x0C000000
+#define TD_T			0x03000000
+#define TD_T_DATA0		0x02000000
+#define TD_T_DATA1		0x03000000
+#define TD_T_TOGGLE		0x00000000
+#define TD_R			0x00040000
+#define TD_DI			0x00E00000
+#define TD_DI_SET(X)		(((X) & 0x07)<< 21)
+#define TD_DP			0x00180000
+#define TD_DP_SETUP		0x00000000
+#define TD_DP_IN		0x00100000
+#define TD_DP_OUT		0x00080000
+
+#define TD_ISO			0x00010000
+#define TD_DEL			0x00020000
 
 /* CC Codes */
-#define TD_CC_NOERROR      0x00
-#define TD_CC_CRC          0x01
-#define TD_CC_BITSTUFFING  0x02
-#define TD_CC_DATATOGGLEM  0x03
-#define TD_CC_STALL        0x04
-#define TD_DEVNOTRESP      0x05
-#define TD_PIDCHECKFAIL    0x06
-#define TD_UNEXPECTEDPID   0x07
-#define TD_DATAOVERRUN     0x08
-#define TD_DATAUNDERRUN    0x09
-#define TD_BUFFEROVERRUN   0x0C
-#define TD_BUFFERUNDERRUN  0x0D
-#define TD_NOTACCESSED     0x0F
+#define TD_CC_NOERROR		0x00
+#define TD_CC_CRC		0x01
+#define TD_CC_BITSTUFFING	0x02
+#define TD_CC_DATATOGGLEM	0x03
+#define TD_CC_STALL		0x04
+#define TD_DEVNOTRESP		0x05
+#define TD_PIDCHECKFAIL	0x06
+#define TD_UNEXPECTEDPID	0x07
+#define TD_DATAOVERRUN		0x08
+#define TD_DATAUNDERRUN	0x09
+#define TD_BUFFEROVERRUN	0x0C
+#define TD_BUFFERUNDERRUN	0x0D
+#define TD_NOTACCESSED		0x0F
 
 
 #define MAXPSW 1
 
 struct td {
 	__u32 hwINFO;
-  	__u32 hwCBP;		/* Current Buffer Pointer */
-  	__u32 hwNextTD;		/* Next TD Pointer */
-  	__u32 hwBE;		/* Memory Buffer End Pointer */
-
-  	__u8 unused;
-  	__u8 index;
-  	struct ed *ed;
-  	struct td *next_dl_td;
+	__u32 hwCBP;		/* Current Buffer Pointer */
+	__u32 hwNextTD;		/* Next TD Pointer */
+	__u32 hwBE;		/* Memory Buffer End Pointer */
+
+	__u8 unused;
+	__u8 index;
+	struct ed *ed;
+	struct td *next_dl_td;
 	struct usb_device *usb_dev;
 	int transfer_len;
 	__u32 data;
@@ -129,7 +129,7 @@ struct ohci_hcca {
 	__u16	frame_no;		/* current frame number */
 	__u16	pad1;			/* set to 0 on each frame_no change */
 	__u32	done_head;		/* info returned for an interrupt */
-	u8		reserved_for_hc[116];
+	u8	reserved_for_hc[116];
 } __attribute((aligned(256)));
 
 
@@ -140,7 +140,7 @@ struct ohci_hcca {
 
 /*
  * This is the structure of the OHCI controller's memory mapped I/O
- * region.  This is Memory Mapped I/O.  You must use the readl() and
+ * region.  This is Memory Mapped I/O.	You must use the readl() and
  * writel() macros defined in asm/io.h to access these!!
  */
 struct ohci_regs {
@@ -200,10 +200,10 @@ struct ohci_regs {
  * HcCommandStatus (cmdstatus) register masks
  */
 #define OHCI_HCR	(1 << 0)	/* host controller reset */
-#define OHCI_CLF  	(1 << 1)	/* control list filled */
-#define OHCI_BLF  	(1 << 2)	/* bulk list filled */
-#define OHCI_OCR  	(1 << 3)	/* ownership change request */
-#define OHCI_SOC  	(3 << 16)	/* scheduling overrun count */
+#define OHCI_CLF	(1 << 1)	/* control list filled */
+#define OHCI_BLF	(1 << 2)	/* bulk list filled */
+#define OHCI_OCR	(1 << 3)	/* ownership change request */
+#define OHCI_SOC	(3 << 16)	/* scheduling overrun count */
 
 /*
  * masks used with interrupt registers:
@@ -234,93 +234,93 @@ struct virt_root_hub {
 /* USB HUB CONSTANTS (not OHCI-specific; see hub.h) */
 
 /* destination of request */
-#define RH_INTERFACE               0x01
-#define RH_ENDPOINT                0x02
-#define RH_OTHER                   0x03
+#define RH_INTERFACE		0x01
+#define RH_ENDPOINT		0x02
+#define RH_OTHER		0x03
 
-#define RH_CLASS                   0x20
-#define RH_VENDOR                  0x40
+#define RH_CLASS		0x20
+#define RH_VENDOR		0x40
 
 /* Requests: bRequest << 8 | bmRequestType */
-#define RH_GET_STATUS           0x0080
-#define RH_CLEAR_FEATURE        0x0100
-#define RH_SET_FEATURE          0x0300
+#define RH_GET_STATUS		0x0080
+#define RH_CLEAR_FEATURE	0x0100
+#define RH_SET_FEATURE		0x0300
 #define RH_SET_ADDRESS		0x0500
 #define RH_GET_DESCRIPTOR	0x0680
-#define RH_SET_DESCRIPTOR       0x0700
+#define RH_SET_DESCRIPTOR	0x0700
 #define RH_GET_CONFIGURATION	0x0880
 #define RH_SET_CONFIGURATION	0x0900
-#define RH_GET_STATE            0x0280
-#define RH_GET_INTERFACE        0x0A80
-#define RH_SET_INTERFACE        0x0B00
-#define RH_SYNC_FRAME           0x0C80
+#define RH_GET_STATE		0x0280
+#define RH_GET_INTERFACE	0x0A80
+#define RH_SET_INTERFACE	0x0B00
+#define RH_SYNC_FRAME		0x0C80
 /* Our Vendor Specific Request */
-#define RH_SET_EP               0x2000
+#define RH_SET_EP		0x2000
 
 
 /* Hub port features */
-#define RH_PORT_CONNECTION         0x00
-#define RH_PORT_ENABLE             0x01
-#define RH_PORT_SUSPEND            0x02
-#define RH_PORT_OVER_CURRENT       0x03
-#define RH_PORT_RESET              0x04
-#define RH_PORT_POWER              0x08
-#define RH_PORT_LOW_SPEED          0x09
-
-#define RH_C_PORT_CONNECTION       0x10
-#define RH_C_PORT_ENABLE           0x11
-#define RH_C_PORT_SUSPEND          0x12
-#define RH_C_PORT_OVER_CURRENT     0x13
-#define RH_C_PORT_RESET            0x14
+#define RH_PORT_CONNECTION	0x00
+#define RH_PORT_ENABLE		0x01
+#define RH_PORT_SUSPEND		0x02
+#define RH_PORT_OVER_CURRENT	0x03
+#define RH_PORT_RESET		0x04
+#define RH_PORT_POWER		0x08
+#define RH_PORT_LOW_SPEED	0x09
+
+#define RH_C_PORT_CONNECTION	0x10
+#define RH_C_PORT_ENABLE	0x11
+#define RH_C_PORT_SUSPEND	0x12
+#define RH_C_PORT_OVER_CURRENT	0x13
+#define RH_C_PORT_RESET		0x14
 
 /* Hub features */
-#define RH_C_HUB_LOCAL_POWER       0x00
-#define RH_C_HUB_OVER_CURRENT      0x01
+#define RH_C_HUB_LOCAL_POWER	0x00
+#define RH_C_HUB_OVER_CURRENT	0x01
 
-#define RH_DEVICE_REMOTE_WAKEUP    0x00
-#define RH_ENDPOINT_STALL          0x01
+#define RH_DEVICE_REMOTE_WAKEUP 0x00
+#define RH_ENDPOINT_STALL	0x01
 
-#define RH_ACK                     0x01
-#define RH_REQ_ERR                 -1
-#define RH_NACK                    0x00
+#define RH_ACK			0x01
+#define RH_REQ_ERR		-1
+#define RH_NACK			0x00
 
 
 /* OHCI ROOT HUB REGISTER MASKS */
 
 /* roothub.portstatus [i] bits */
-#define RH_PS_CCS            0x00000001   	/* current connect status */
-#define RH_PS_PES            0x00000002   	/* port enable status*/
-#define RH_PS_PSS            0x00000004   	/* port suspend status */
-#define RH_PS_POCI           0x00000008   	/* port over current indicator */
-#define RH_PS_PRS            0x00000010  	/* port reset status */
-#define RH_PS_PPS            0x00000100   	/* port power status */
-#define RH_PS_LSDA           0x00000200    	/* low speed device attached */
-#define RH_PS_CSC            0x00010000 	/* connect status change */
-#define RH_PS_PESC           0x00020000   	/* port enable status change */
-#define RH_PS_PSSC           0x00040000    	/* port suspend status change */
-#define RH_PS_OCIC           0x00080000    	/* over current indicator change */
-#define RH_PS_PRSC           0x00100000   	/* port reset status change */
+#define RH_PS_CCS		0x00000001	/* current connect status */
+#define RH_PS_PES		0x00000002	/* port enable status*/
+#define RH_PS_PSS		0x00000004	/* port suspend status */
+#define RH_PS_POCI		0x00000008	/* port over current indicator */
+#define RH_PS_PRS		0x00000010	/* port reset status */
+#define RH_PS_PPS		0x00000100	/* port power status */
+#define RH_PS_LSDA		0x00000200	/* low speed device attached */
+#define RH_PS_CSC		0x00010000	/* connect status change */
+#define RH_PS_PESC		0x00020000	/* port enable status change */
+#define RH_PS_PSSC		0x00040000	/* port suspend status change */
+#define RH_PS_OCIC		0x00080000	/* over current indicator change */
+#define RH_PS_PRSC		0x00100000	/* port reset status change */
 
 /* roothub.status bits */
-#define RH_HS_LPS	     0x00000001		/* local power status */
-#define RH_HS_OCI	     0x00000002		/* over current indicator */
-#define RH_HS_DRWE	     0x00008000		/* device remote wakeup enable */
-#define RH_HS_LPSC	     0x00010000		/* local power status change */
-#define RH_HS_OCIC	     0x00020000		/* over current indicator change */
-#define RH_HS_CRWE	     0x80000000		/* clear remote wakeup enable */
+#define RH_HS_LPS		0x00000001	/* local power status */
+#define RH_HS_OCI		0x00000002	/* over current indicator */
+#define RH_HS_DRWE		0x00008000	/* device remote wakeup enable */
+#define RH_HS_LPSC		0x00010000	/* local power status change */
+#define RH_HS_OCIC		0x00020000	/* over current indicator change */
+#define RH_HS_CRWE		0x80000000	/* clear remote wakeup enable */
 
 /* roothub.b masks */
-#define RH_B_DR		0x0000ffff		/* device removable flags */
-#define RH_B_PPCM	0xffff0000		/* port power control mask */
+#define RH_B_DR			0x0000ffff	/* device removable flags */
+#define RH_B_PPCM		0xffff0000	/* port power control mask */
 
 /* roothub.a masks */
-#define	RH_A_NDP	(0xff << 0)		/* number of downstream ports */
-#define	RH_A_PSM	(1 << 8)		/* power switching mode */
-#define	RH_A_NPS	(1 << 9)		/* no power switching */
-#define	RH_A_DT		(1 << 10)		/* device type (mbz) */
-#define	RH_A_OCPM	(1 << 11)		/* over current protection mode */
-#define	RH_A_NOCP	(1 << 12)		/* no over current protection */
-#define	RH_A_POTPGT	(0xff << 24)		/* power on to power good time */
+#define	RH_A_NDP		(0xff << 0)	/* number of downstream ports */
+#define	RH_A_PSM		(1 << 8)	/* power switching mode */
+#define	RH_A_NPS		(1 << 9)	/* no power switching */
+#define	RH_A_DT			(1 << 10)	/* device type (mbz) */
+#define	RH_A_OCPM		(1 << 11)	/* over current protection mode */
+#define	RH_A_NOCP		(1 << 12)	/* no over current protection */
+#define	RH_A_POTPGT		(0xff << 24)	/* power on to power good time */
 
 /* urb */
 #define N_URB_TD 48
@@ -345,39 +345,39 @@ typedef struct
 
 
 typedef struct ohci {
-	struct ohci_hcca *hcca;		/* hcca */
-	/*dma_addr_t hcca_dma;*/
+	struct ohci_hcca *hcca;	/* hcca */
+	/*dma_addr_t hcca_dma; */
 
 	int irq;
-	int disabled;			/* e.g. got a UE, we're hung */
+	int disabled;		/* e.g. got a UE, we're hung */
 	int sleeping;
-	unsigned long flags;		/* for HC bugs */
+	unsigned long flags;	/* for HC bugs */
 
 	struct ohci_regs *regs;	/* OHCI controller's memory */
 
-	ed_t *ed_rm_list[2];     /* lists of all endpoints to be removed */
-	ed_t *ed_bulktail;       /* last endpoint of bulk list */
-	ed_t *ed_controltail;    /* last endpoint of control list */
+	ed_t *ed_rm_list[2];	/* lists of all endpoints to be removed */
+	ed_t *ed_bulktail;	/* last endpoint of bulk list */
+	ed_t *ed_controltail;	/* last endpoint of control list */
 	int intrstatus;
-	__u32 hc_control;		/* copy of the hc control reg */
+	__u32 hc_control;	/* copy of the hc control reg */
 	struct usb_device *dev[32];
 	struct virt_root_hub rh;
 
-	const char	*slot_name;
+	const char *slot_name;
 } ohci_t;
 
 #define NUM_EDS 8		/* num of preallocated endpoint descriptors */
 
 struct ohci_device {
-	ed_t 	ed[NUM_EDS];
+	ed_t ed[NUM_EDS];
 	int ed_cnt;
 };
 
 /* hcd */
 /* endpoint */
-static int ep_link(ohci_t * ohci, ed_t * ed);
-static int ep_unlink(ohci_t * ohci, ed_t * ed);
-static ed_t * ep_add_ed(struct usb_device * usb_dev, unsigned long pipe);
+static int ep_link (ohci_t * ohci, ed_t * ed);
+static int ep_unlink (ohci_t * ohci, ed_t * ed);
+static ed_t *ep_add_ed (struct usb_device *usb_dev, unsigned long pipe);
 
 /*-------------------------------------------------------------------------*/
 
@@ -385,22 +385,20 @@ static ed_t * ep_add_ed(struct usb_device * usb_dev, unsigned long pipe);
 #define NUM_TD 64
 
 /* +1 so we can align the storage */
-td_t gtd[NUM_TD+1];
+td_t gtd[NUM_TD + 1];
+
 /* pointers to aligned storage */
 td_t *ptd;
 
 /* TDs ... */
-static inline struct td *
-td_alloc (struct usb_device *usb_dev)
+static inline struct td *td_alloc (struct usb_device *usb_dev)
 {
 	int i;
-	struct td	*td;
+	struct td *td;
 
 	td = NULL;
-	for (i = 0; i < NUM_TD; i++)
-	{
-		if (ptd[i].usb_dev == NULL)
-		{
+	for (i = 0; i < NUM_TD; i++) {
+		if (ptd[i].usb_dev == NULL) {
 			td = &ptd[i];
 			td->usb_dev = usb_dev;
 			break;
@@ -410,8 +408,7 @@ td_alloc (struct usb_device *usb_dev)
 	return td;
 }
 
-static inline void
-ed_free (struct ed *ed)
+static inline void ed_free (struct ed *ed)
 {
 	ed->usb_dev = NULL;
 }
diff --git a/cpu/arm920t/start.S b/cpu/arm920t/start.S
index acc00ad..62231f8 100644
--- a/cpu/arm920t/start.S
+++ b/cpu/arm920t/start.S
@@ -212,7 +212,7 @@ stack_setup:
 clear_bss:
 	ldr	r0, _bss_start		/* find start of bss segment        */
 	ldr	r1, _bss_end		/* stop here                        */
-	mov 	r2, #0x00000000		/* clear                            */
+	mov	r2, #0x00000000		/* clear                            */
 
 clbss_l:str	r2, [r0]		/* clear loop...                    */
 	add	r0, r0, #4
@@ -377,31 +377,31 @@ cpu_init_crit:
 undefined_instruction:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_undefined_instruction
+	bl	do_undefined_instruction
 
 	.align	5
 software_interrupt:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_software_interrupt
+	bl	do_software_interrupt
 
 	.align	5
 prefetch_abort:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_prefetch_abort
+	bl	do_prefetch_abort
 
 	.align	5
 data_abort:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_data_abort
+	bl	do_data_abort
 
 	.align	5
 not_used:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_not_used
+	bl	do_not_used
 
 #ifdef CONFIG_USE_IRQ
 
@@ -409,7 +409,7 @@ not_used:
 irq:
 	get_irq_stack
 	irq_save_user_regs
-	bl 	do_irq
+	bl	do_irq
 	irq_restore_user_regs
 
 	.align	5
@@ -417,7 +417,7 @@ fiq:
 	get_fiq_stack
 	/* someone ought to write a more effiction fiq_save_user_regs */
 	irq_save_user_regs
-	bl 	do_fiq
+	bl	do_fiq
 	irq_restore_user_regs
 
 #else
@@ -426,12 +426,12 @@ fiq:
 irq:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_irq
+	bl	do_irq
 
 	.align	5
 fiq:
 	get_bad_stack
 	bad_save_user_regs
-	bl 	do_fiq
+	bl	do_fiq
 
 #endif