Support for PXA27X UDC.

	This Patch adds Support for PXA27X UDC.
	(Rebased to drivers/usb reorganisation)

Signed-off-by: Vivek Kutal <vivek.kutal@azingo.com>
Signed-off-by: Remy Bohmer <linux@bohmer.net>

2 files changed, 312 insertions, 53 deletions

diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h
index e0145688e..a8d30e2df 100644
--- a/include/asm-arm/arch-pxa/pxa-regs.h
+++ b/include/asm-arm/arch-pxa/pxa-regs.h
@@ -596,46 +596,58 @@ typedef void		(*ExcpHndlr) (void) ;
 /*
  * USB Device Controller
  */
-#ifndef CONFIG_CPU_MONAHANS
-#define UDC_RES1	__REG(0x40600004)  /* UDC Undocumented - Reserved1 */
-#define UDC_RES2	__REG(0x40600008)  /* UDC Undocumented - Reserved2 */
-#define UDC_RES3	__REG(0x4060000C)  /* UDC Undocumented - Reserved3 */
-
-#define UDCCR		__REG(0x40600000)  /* UDC Control Register */
-#define UDCCR_UDE	(1 << 0)	/* UDC enable */
-#define UDCCR_UDA	(1 << 1)	/* UDC active */
-#define UDCCR_RSM	(1 << 2)	/* Device resume */
-#define UDCCR_RESIR	(1 << 3)	/* Resume interrupt request */
-#define UDCCR_SUSIR	(1 << 4)	/* Suspend interrupt request */
-#define UDCCR_SRM	(1 << 5)	/* Suspend/resume interrupt mask */
-#define UDCCR_RSTIR	(1 << 6)	/* Reset interrupt request */
-#define UDCCR_REM	(1 << 7)	/* Reset interrupt mask */
-
-#define UDCCS0		__REG(0x40600010)  /* UDC Endpoint 0 Control/Status Register */
-#define UDCCS0_OPR	(1 << 0)	/* OUT packet ready */
-#define UDCCS0_IPR	(1 << 1)	/* IN packet ready */
-#define UDCCS0_FTF	(1 << 2)	/* Flush Tx FIFO */
-#define UDCCS0_DRWF	(1 << 3)	/* Device remote wakeup feature */
-#define UDCCS0_SST	(1 << 4)	/* Sent stall */
-#define UDCCS0_FST	(1 << 5)	/* Force stall */
-#define UDCCS0_RNE	(1 << 6)	/* Receive FIFO no empty */
-#define UDCCS0_SA	(1 << 7)	/* Setup active */
+#ifdef CONFIG_PXA27X
+
+#define UDCCR		__REG(0x40600000)	/* UDC Control Register */
+#define UDCCR_UDE	(1 << 0)		/* UDC enable */
+#define UDCCR_UDA	(1 << 1)		/* UDC active */
+#define UDCCR_RSM	(1 << 2)		/* Device resume */
+#define UDCCR_EMCE	(1 << 3)		/* Endpoint Memory Configuration Error */
+#define UDCCR_SMAC	(1 << 4)		/* Switch Endpoint Memory to Active Configuration */
+#define UDCCR_RESIR	(1 << 29)		/* Resume interrupt request */
+#define UDCCR_SUSIR	(1 << 28)		/* Suspend interrupt request */
+#define UDCCR_SM	(1 << 28)		/* Suspend interrupt mask */
+#define UDCCR_RSTIR	(1 << 27)		/* Reset interrupt request */
+#define UDCCR_REM	(1 << 27)		/* Reset interrupt mask */
+#define UDCCR_RM	(1 << 29)		/* resume interrupt mask */
+#define UDCCR_SRM	(UDCCR_SM|UDCCR_RM)
+#define UDCCR_OEN	(1 << 31)		/* On-the-Go Enable */
+#define UDCCR_AALTHNP	(1 << 30)		/* A-device Alternate Host Negotiation Protocol Port Support */
+#define UDCCR_AHNP	(1 << 29)		/* A-device Host Negotiation Protocol Support */
+#define UDCCR_BHNP	(1 << 28)		/* B-device Host Negotiation Protocol Enable */
+#define UDCCR_DWRE	(1 << 16)		/* Device Remote Wake-up Enable */
+#define UDCCR_ACN	(0x03 << 11)		/* Active UDC configuration Number */
+#define UDCCR_ACN_S	11
+#define UDCCR_AIN	(0x07 << 8)		/* Active UDC interface Number */
+#define UDCCR_AIN_S	8
+#define UDCCR_AAISN	(0x07 << 5)		/* Active UDC Alternate Interface  Setting Number */
+#define UDCCR_AAISN_S	5
+
+#define UDCCS0		__REG(0x40600100)	/* UDC Endpoint 0 Control/Status Register */
+#define UDCCS0_OPR	(1 << 0)		/* OUT packet ready */
+#define UDCCS0_IPR	(1 << 1)		/* IN packet ready */
+#define UDCCS0_FTF	(1 << 2)		/* Flush Tx FIFO */
+#define UDCCS0_DRWF	(1 << 16)		/* Device remote wakeup feature */
+#define UDCCS0_SST	(1 << 4)		/* Sent stall */
+#define UDCCS0_FST	(1 << 5)		/* Force stall */
+#define UDCCS0_RNE	(1 << 6)		/* Receive FIFO no empty */
+#define UDCCS0_SA	(1 << 7)		/* Setup active */
 
 /* Bulk IN - Endpoint 1,6,11 */
-#define UDCCS1		__REG(0x40600014)  /* UDC Endpoint 1 (IN) Control/Status Register */
+#define UDCCS1		__REG(0x40600104)  /* UDC Endpoint 1 (IN) Control/Status Register */
 #define UDCCS6		__REG(0x40600028)  /* UDC Endpoint 6 (IN) Control/Status Register */
 #define UDCCS11		__REG(0x4060003C)  /* UDC Endpoint 11 (IN) Control/Status Register */
 
 #define UDCCS_BI_TFS	(1 << 0)	/* Transmit FIFO service */
 #define UDCCS_BI_TPC	(1 << 1)	/* Transmit packet complete */
-#define UDCCS_BI_FTF	(1 << 2)	/* Flush Tx FIFO */
+#define UDCCS_BI_FTF	(1 << 8)	/* Flush Tx FIFO */
 #define UDCCS_BI_TUR	(1 << 3)	/* Transmit FIFO underrun */
 #define UDCCS_BI_SST	(1 << 4)	/* Sent stall */
 #define UDCCS_BI_FST	(1 << 5)	/* Force stall */
 #define UDCCS_BI_TSP	(1 << 7)	/* Transmit short packet */
 
 /* Bulk OUT - Endpoint 2,7,12 */
-#define UDCCS2		__REG(0x40600018)  /* UDC Endpoint 2 (OUT) Control/Status Register */
+#define UDCCS2		__REG(0x40600108)  /* UDC Endpoint 2 (OUT) Control/Status Register */
 #define UDCCS7		__REG(0x4060002C)  /* UDC Endpoint 7 (OUT) Control/Status Register */
 #define UDCCS12		__REG(0x40600040)  /* UDC Endpoint 12 (OUT) Control/Status Register */
 
@@ -684,16 +696,16 @@ typedef void		(*ExcpHndlr) (void) ;
 #define UDCCS_INT_TSP	(1 << 7)	/* Transmit short packet */
 
 #define UFNRH		__REG(0x40600060)  /* UDC Frame Number Register High */
-#define UFNRL		__REG(0x40600064)  /* UDC Frame Number Register Low */
-#define UBCR2		__REG(0x40600068)  /* UDC Byte Count Reg 2 */
+#define UFNRL		__REG(0x40600014)  /* UDC Frame Number Register Low */
+#define UBCR2		__REG(0x40600208)  /* UDC Byte Count Reg 2 */
 #define UBCR4		__REG(0x4060006c)  /* UDC Byte Count Reg 4 */
 #define UBCR7		__REG(0x40600070)  /* UDC Byte Count Reg 7 */
 #define UBCR9		__REG(0x40600074)  /* UDC Byte Count Reg 9 */
 #define UBCR12		__REG(0x40600078)  /* UDC Byte Count Reg 12 */
 #define UBCR14		__REG(0x4060007c)  /* UDC Byte Count Reg 14 */
-#define UDDR0		__REG(0x40600080)  /* UDC Endpoint 0 Data Register */
-#define UDDR1		__REG(0x40600100)  /* UDC Endpoint 1 Data Register */
-#define UDDR2		__REG(0x40600180)  /* UDC Endpoint 2 Data Register */
+#define UDDR0		__REG(0x40600300)  /* UDC Endpoint 0 Data Register */
+#define UDDR1		__REG(0x40600304)  /* UDC Endpoint 1 Data Register */
+#define UDDR2		__REG(0x40600308)  /* UDC Endpoint 2 Data Register */
 #define UDDR3		__REG(0x40600200)  /* UDC Endpoint 3 Data Register */
 #define UDDR4		__REG(0x40600400)  /* UDC Endpoint 4 Data Register */
 #define UDDR5		__REG(0x406000A0)  /* UDC Endpoint 5 Data Register */
@@ -708,7 +720,7 @@ typedef void		(*ExcpHndlr) (void) ;
 #define UDDR14		__REG(0x40600E00)  /* UDC Endpoint 14 Data Register */
 #define UDDR15		__REG(0x406000E0)  /* UDC Endpoint 15 Data Register */
 
-#define UICR0		__REG(0x40600050)  /* UDC Interrupt Control Register 0 */
+#define UICR0		__REG(0x40600004)  /* UDC Interrupt Control Register 0 */
 
 #define UICR0_IM0	(1 << 0)	/* Interrupt mask ep 0 */
 #define UICR0_IM1	(1 << 1)	/* Interrupt mask ep 1 */
@@ -719,7 +731,7 @@ typedef void		(*ExcpHndlr) (void) ;
 #define UICR0_IM6	(1 << 6)	/* Interrupt mask ep 6 */
 #define UICR0_IM7	(1 << 7)	/* Interrupt mask ep 7 */
 
-#define UICR1		__REG(0x40600054)  /* UDC Interrupt Control Register 1 */
+#define UICR1		__REG(0x40600008)  /* UDC Interrupt Control Register 1 */
 
 #define UICR1_IM8	(1 << 0)	/* Interrupt mask ep 8 */
 #define UICR1_IM9	(1 << 1)	/* Interrupt mask ep 9 */
@@ -730,18 +742,18 @@ typedef void		(*ExcpHndlr) (void) ;
 #define UICR1_IM14	(1 << 6)	/* Interrupt mask ep 14 */
 #define UICR1_IM15	(1 << 7)	/* Interrupt mask ep 15 */
 
-#define USIR0		__REG(0x40600058)  /* UDC Status Interrupt Register 0 */
+#define USIR0		__REG(0x4060000C)  /* UDC Status Interrupt Register 0 */
 
 #define USIR0_IR0	(1 << 0)	/* Interrup request ep 0 */
-#define USIR0_IR1	(1 << 1)	/* Interrup request ep 1 */
-#define USIR0_IR2	(1 << 2)	/* Interrup request ep 2 */
+#define USIR0_IR1	(1 << 2)	/* Interrup request ep 1 */
+#define USIR0_IR2	(1 << 4)	/* Interrup request ep 2 */
 #define USIR0_IR3	(1 << 3)	/* Interrup request ep 3 */
 #define USIR0_IR4	(1 << 4)	/* Interrup request ep 4 */
 #define USIR0_IR5	(1 << 5)	/* Interrup request ep 5 */
 #define USIR0_IR6	(1 << 6)	/* Interrup request ep 6 */
 #define USIR0_IR7	(1 << 7)	/* Interrup request ep 7 */
 
-#define USIR1		__REG(0x4060005C)  /* UDC Status Interrupt Register 1 */
+#define USIR1		__REG(0x40600010)  /* UDC Status Interrupt Register 1 */
 
 #define USIR1_IR8	(1 << 0)	/* Interrup request ep 8 */
 #define USIR1_IR9	(1 << 1)	/* Interrup request ep 9 */
@@ -751,23 +763,201 @@ typedef void		(*ExcpHndlr) (void) ;
 #define USIR1_IR13	(1 << 5)	/* Interrup request ep 13 */
 #define USIR1_IR14	(1 << 6)	/* Interrup request ep 14 */
 #define USIR1_IR15	(1 << 7)	/* Interrup request ep 15 */
-#endif /* ! CONFIG_CPU_MONAHANS */
 
-#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS)
 
-/*
- * USB Client Controller (incomplete)
- */
-#define UDCCR		__REG(0x40600000)
-#define UDCICR0		__REG(0x40600004)
-#define UDCCIR0		__REG(0x40600008)
-#define UDCISR0		__REG(0x4060000c)
-#define UDCSIR1		__REG(0x40600010)
-#define UDCFNR		__REG(0x40600014)
-#define UDCOTGICR	__REG(0x40600018)
-#define UDCOTGISR	__REG(0x4060001c)
-#define UP2OCR		__REG(0x40600020)
-#define UP3OCR		__REG(0x40600024)
+#define UDCICR0         __REG(0x40600004)	/* UDC Interrupt Control Register0 */
+#define UDCICR1         __REG(0x40600008)	/* UDC Interrupt Control Register1 */
+#define UDCICR_FIFOERR	(1 << 1)			/* FIFO Error interrupt for EP */
+#define UDCICR_PKTCOMPL (1 << 0)			/* Packet Complete interrupt for EP */
+
+#define UDCICR_INT(n, intr) (((intr) & 0x03) << (((n) & 0x0F) * 2))
+#define UDCICR1_IECC	(1 << 31)	/* IntEn - Configuration Change */
+#define UDCICR1_IESOF	(1 << 30)	/* IntEn - Start of Frame */
+#define UDCICR1_IERU	(1 << 29)	/* IntEn - Resume */
+#define UDCICR1_IESU	(1 << 28)	/* IntEn - Suspend */
+#define UDCICR1_IERS	(1 << 27)	/* IntEn - Reset */
+
+#define UDCISR0         __REG(0x4060000C) /* UDC Interrupt Status Register 0 */
+#define UDCISR1         __REG(0x40600010) /* UDC Interrupt Status Register 1 */
+#define UDCISR_INT(n, intr) (((intr) & 0x03) << (((n) & 0x0F) * 2))
+#define UDCISR1_IRCC	(1 << 31)	/* IntEn - Configuration Change */
+#define UDCISR1_IRSOF	(1 << 30)	/* IntEn - Start of Frame */
+#define UDCISR1_IRRU	(1 << 29)	/* IntEn - Resume */
+#define UDCISR1_IRSU	(1 << 28)	/* IntEn - Suspend */
+#define UDCISR1_IRRS	(1 << 27)	/* IntEn - Reset */
+
+
+#define UDCFNR			__REG(0x40600014) /* UDC Frame Number Register */
+#define UDCOTGICR		__REG(0x40600018) /* UDC On-The-Go interrupt control */
+#define UDCOTGICR_IESF		(1 << 24)	/* OTG SET_FEATURE command recvd */
+#define UDCOTGICR_IEXR		(1 << 17)	/* Extra Transciever Interrupt Rising Edge Interrupt Enable */
+#define UDCOTGICR_IEXF		(1 << 16)	/* Extra Transciever Interrupt Falling Edge Interrupt Enable */
+#define UDCOTGICR_IEVV40R	(1 << 9)	/* OTG Vbus Valid 4.0V Rising Edge Interrupt Enable */
+#define UDCOTGICR_IEVV40F	(1 << 8)	/* OTG Vbus Valid 4.0V Falling Edge Interrupt Enable */
+#define UDCOTGICR_IEVV44R	(1 << 7)	/* OTG Vbus Valid 4.4V Rising Edge  Interrupt Enable */
+#define UDCOTGICR_IEVV44F	(1 << 6)	/* OTG Vbus Valid 4.4V Falling Edge Interrupt Enable */
+#define UDCOTGICR_IESVR		(1 << 5)	/* OTG Session Valid Rising Edge Interrupt Enable */
+#define UDCOTGICR_IESVF		(1 << 4)	/* OTG Session Valid Falling Edge Interrupt Enable */
+#define UDCOTGICR_IESDR		(1 << 3)	/* OTG A-Device SRP Detect Rising Edge Interrupt Enable */
+#define UDCOTGICR_IESDF		(1 << 2)	/* OTG A-Device SRP Detect Falling  Edge Interrupt Enable */
+#define UDCOTGICR_IEIDR		(1 << 1)	/* OTG ID Change Rising Edge Interrupt Enable */
+#define UDCOTGICR_IEIDF		(1 << 0)	/* OTG ID Change Falling Edge Interrupt Enable */
+
+#define UDCCSN(x)	__REG2(0x40600100, (x) << 2)
+#define UDCCSR0		__REG(0x40600100) /* UDC Control/Status register - Endpoint 0 */
+
+#define UDCCSR0_SA	(1 << 7)	/* Setup Active */
+#define UDCCSR0_RNE	(1 << 6)	/* Receive FIFO Not Empty */
+#define UDCCSR0_FST	(1 << 5)	/* Force Stall */
+#define UDCCSR0_SST	(1 << 4)	/* Sent Stall */
+#define UDCCSR0_DME	(1 << 3)	/* DMA Enable */
+#define UDCCSR0_FTF	(1 << 2)	/* Flush Transmit FIFO */
+#define UDCCSR0_IPR	(1 << 1)	/* IN Packet Ready */
+#define UDCCSR0_OPC	(1 << 0)	/* OUT Packet Complete */
+
+#define UDCCSRA         __REG(0x40600104) /* UDC Control/Status register - Endpoint A */
+#define UDCCSRB         __REG(0x40600108) /* UDC Control/Status register - Endpoint B */
+#define UDCCSRC         __REG(0x4060010C) /* UDC Control/Status register - Endpoint C */
+#define UDCCSRD         __REG(0x40600110) /* UDC Control/Status register - Endpoint D */
+#define UDCCSRE         __REG(0x40600114) /* UDC Control/Status register - Endpoint E */
+#define UDCCSRF         __REG(0x40600118) /* UDC Control/Status register - Endpoint F */
+#define UDCCSRG         __REG(0x4060011C) /* UDC Control/Status register - Endpoint G */
+#define UDCCSRH         __REG(0x40600120) /* UDC Control/Status register - Endpoint H */
+#define UDCCSRI         __REG(0x40600124) /* UDC Control/Status register - Endpoint I */
+#define UDCCSRJ         __REG(0x40600128) /* UDC Control/Status register - Endpoint J */
+#define UDCCSRK         __REG(0x4060012C) /* UDC Control/Status register - Endpoint K */
+#define UDCCSRL         __REG(0x40600130) /* UDC Control/Status register - Endpoint L */
+#define UDCCSRM         __REG(0x40600134) /* UDC Control/Status register - Endpoint M */
+#define UDCCSRN         __REG(0x40600138) /* UDC Control/Status register - Endpoint N */
+#define UDCCSRP         __REG(0x4060013C) /* UDC Control/Status register - Endpoint P */
+#define UDCCSRQ         __REG(0x40600140) /* UDC Control/Status register - Endpoint Q */
+#define UDCCSRR         __REG(0x40600144) /* UDC Control/Status register - Endpoint R */
+#define UDCCSRS         __REG(0x40600148) /* UDC Control/Status register - Endpoint S */
+#define UDCCSRT         __REG(0x4060014C) /* UDC Control/Status register - Endpoint T */
+#define UDCCSRU         __REG(0x40600150) /* UDC Control/Status register - Endpoint U */
+#define UDCCSRV         __REG(0x40600154) /* UDC Control/Status register - Endpoint V */
+#define UDCCSRW         __REG(0x40600158) /* UDC Control/Status register - Endpoint W */
+#define UDCCSRX         __REG(0x4060015C) /* UDC Control/Status register - Endpoint X */
+
+#define UDCCSR_DPE	(1 << 9)	/* Data Packet Error */
+#define UDCCSR_FEF	(1 << 8)	/* Flush Endpoint FIFO */
+#define UDCCSR_SP	(1 << 7)	/* Short Packet Control/Status */
+#define UDCCSR_BNE	(1 << 6)	/* Buffer Not Empty (IN endpoints) */
+#define UDCCSR_BNF	(1 << 6)	/* Buffer Not Full (OUT endpoints) */
+#define UDCCSR_FST	(1 << 5)	/* Force STALL */
+#define UDCCSR_SST	(1 << 4)	/* Sent STALL */
+#define UDCCSR_DME	(1 << 3)	/* DMA Enable */
+#define UDCCSR_TRN	(1 << 2)	/* Tx/Rx NAK */
+#define UDCCSR_PC	(1 << 1)	/* Packet Complete */
+#define UDCCSR_FS	(1 << 0)	/* FIFO needs service */
+
+#define UDCBCN(x)	__REG2(0x40600200, (x)<<2)
+#define UDCBCR0         __REG(0x40600200) /* Byte Count Register - EP0 */
+#define UDCBCRA         __REG(0x40600204) /* Byte Count Register - EPA */
+#define UDCBCRB         __REG(0x40600208) /* Byte Count Register - EPB */
+#define UDCBCRC         __REG(0x4060020C) /* Byte Count Register - EPC */
+#define UDCBCRD         __REG(0x40600210) /* Byte Count Register - EPD */
+#define UDCBCRE         __REG(0x40600214) /* Byte Count Register - EPE */
+#define UDCBCRF         __REG(0x40600218) /* Byte Count Register - EPF */
+#define UDCBCRG         __REG(0x4060021C) /* Byte Count Register - EPG */
+#define UDCBCRH         __REG(0x40600220) /* Byte Count Register - EPH */
+#define UDCBCRI         __REG(0x40600224) /* Byte Count Register - EPI */
+#define UDCBCRJ         __REG(0x40600228) /* Byte Count Register - EPJ */
+#define UDCBCRK         __REG(0x4060022C) /* Byte Count Register - EPK */
+#define UDCBCRL         __REG(0x40600230) /* Byte Count Register - EPL */
+#define UDCBCRM         __REG(0x40600234) /* Byte Count Register - EPM */
+#define UDCBCRN         __REG(0x40600238) /* Byte Count Register - EPN */
+#define UDCBCRP         __REG(0x4060023C) /* Byte Count Register - EPP */
+#define UDCBCRQ         __REG(0x40600240) /* Byte Count Register - EPQ */
+#define UDCBCRR         __REG(0x40600244) /* Byte Count Register - EPR */
+#define UDCBCRS         __REG(0x40600248) /* Byte Count Register - EPS */
+#define UDCBCRT         __REG(0x4060024C) /* Byte Count Register - EPT */
+#define UDCBCRU         __REG(0x40600250) /* Byte Count Register - EPU */
+#define UDCBCRV         __REG(0x40600254) /* Byte Count Register - EPV */
+#define UDCBCRW         __REG(0x40600258) /* Byte Count Register - EPW */
+#define UDCBCRX         __REG(0x4060025C) /* Byte Count Register - EPX */
+
+#define UDCDN(x)	__REG2(0x40600300, (x)<<2)
+#define UDCDR0          __REG(0x40600300) /* Data Register - EP0 */
+#define UDCDRA          __REG(0x40600304) /* Data Register - EPA */
+#define UDCDRB          __REG(0x40600308) /* Data Register - EPB */
+#define UDCDRC          __REG(0x4060030C) /* Data Register - EPC */
+#define UDCDRD          __REG(0x40600310) /* Data Register - EPD */
+#define UDCDRE          __REG(0x40600314) /* Data Register - EPE */
+#define UDCDRF          __REG(0x40600318) /* Data Register - EPF */
+#define UDCDRG          __REG(0x4060031C) /* Data Register - EPG */
+#define UDCDRH          __REG(0x40600320) /* Data Register - EPH */
+#define UDCDRI          __REG(0x40600324) /* Data Register - EPI */
+#define UDCDRJ          __REG(0x40600328) /* Data Register - EPJ */
+#define UDCDRK          __REG(0x4060032C) /* Data Register - EPK */
+#define UDCDRL          __REG(0x40600330) /* Data Register - EPL */
+#define UDCDRM          __REG(0x40600334) /* Data Register - EPM */
+#define UDCDRN          __REG(0x40600338) /* Data Register - EPN */
+#define UDCDRP          __REG(0x4060033C) /* Data Register - EPP */
+#define UDCDRQ          __REG(0x40600340) /* Data Register - EPQ */
+#define UDCDRR          __REG(0x40600344) /* Data Register - EPR */
+#define UDCDRS          __REG(0x40600348) /* Data Register - EPS */
+#define UDCDRT          __REG(0x4060034C) /* Data Register - EPT */
+#define UDCDRU          __REG(0x40600350) /* Data Register - EPU */
+#define UDCDRV          __REG(0x40600354) /* Data Register - EPV */
+#define UDCDRW          __REG(0x40600358) /* Data Register - EPW */
+#define UDCDRX          __REG(0x4060035C) /* Data Register - EPX */
+
+#define UDCCN(x)	__REG2(0x40600400, (x)<<2)
+#define UDCCRA          __REG(0x40600404) /* Configuration register EPA */
+#define UDCCRB          __REG(0x40600408) /* Configuration register EPB */
+#define UDCCRC          __REG(0x4060040C) /* Configuration register EPC */
+#define UDCCRD          __REG(0x40600410) /* Configuration register EPD */
+#define UDCCRE          __REG(0x40600414) /* Configuration register EPE */
+#define UDCCRF          __REG(0x40600418) /* Configuration register EPF */
+#define UDCCRG          __REG(0x4060041C) /* Configuration register EPG */
+#define UDCCRH          __REG(0x40600420) /* Configuration register EPH */
+#define UDCCRI          __REG(0x40600424) /* Configuration register EPI */
+#define UDCCRJ          __REG(0x40600428) /* Configuration register EPJ */
+#define UDCCRK          __REG(0x4060042C) /* Configuration register EPK */
+#define UDCCRL          __REG(0x40600430) /* Configuration register EPL */
+#define UDCCRM          __REG(0x40600434) /* Configuration register EPM */
+#define UDCCRN          __REG(0x40600438) /* Configuration register EPN */
+#define UDCCRP          __REG(0x4060043C) /* Configuration register EPP */
+#define UDCCRQ          __REG(0x40600440) /* Configuration register EPQ */
+#define UDCCRR          __REG(0x40600444) /* Configuration register EPR */
+#define UDCCRS          __REG(0x40600448) /* Configuration register EPS */
+#define UDCCRT          __REG(0x4060044C) /* Configuration register EPT */
+#define UDCCRU          __REG(0x40600450) /* Configuration register EPU */
+#define UDCCRV          __REG(0x40600454) /* Configuration register EPV */
+#define UDCCRW          __REG(0x40600458) /* Configuration register EPW */
+#define UDCCRX          __REG(0x4060045C) /* Configuration register EPX */
+
+#define UDCCONR_CN	(0x03 << 25)	/* Configuration Number */
+#define UDCCONR_CN_S	(25)
+#define UDCCONR_IN	(0x07 << 22)	/* Interface Number */
+#define UDCCONR_IN_S	(22)
+#define UDCCONR_AISN	(0x07 << 19)	/* Alternate Interface Number */
+#define UDCCONR_AISN_S	(19)
+#define UDCCONR_EN	(0x0f << 15)	/* Endpoint Number */
+#define UDCCONR_EN_S	(15)
+#define UDCCONR_ET	(0x03 << 13)	/* Endpoint Type: */
+#define UDCCONR_ET_S	(13)
+#define UDCCONR_ET_INT	(0x03 << 13)	/* Interrupt */
+#define UDCCONR_ET_BULK	(0x02 << 13)	/* Bulk */
+#define UDCCONR_ET_ISO	(0x01 << 13)	/* Isochronous */
+#define UDCCONR_ET_NU	(0x00 << 13)	/* Not used */
+#define UDCCONR_ED	(1 << 12)	/* Endpoint Direction */
+#define UDCCONR_MPS	(0x3ff << 2)	/* Maximum Packet Size */
+#define UDCCONR_MPS_S	(2)
+#define UDCCONR_DE	(1 << 1)	/* Double Buffering Enable */
+#define UDCCONR_EE	(1 << 0)	/* Endpoint Enable */
+
+
+#define UDC_INT_FIFOERROR	(0x2)
+#define UDC_INT_PACKETCMP	(0x1)
+#define UDC_FNR_MASK		(0x7ff)
+#define UDCCSR_WR_MASK		(UDCCSR_DME|UDCCSR_FST)
+#define UDC_BCR_MASK		(0x3ff)
+
+#endif /* CONFIG_PXA27X */
+
+#if defined(CONFIG_PXA27X) || defined(CONFIG_CPU_MONAHANS)
 
 /*
  * USB Host Controller
diff --git a/include/usb/pxa27x_udc.h b/include/usb/pxa27x_udc.h
new file mode 100644
index 000000000..11dbb62f6
--- /dev/null
+++ b/include/usb/pxa27x_udc.h
@@ -0,0 +1,69 @@
+/*
+ * PXA27x register declarations and HCD data structures
+ *
+ * Copyright (C) 2007 Rodolfo Giometti <giometti@linux.it>
+ * Copyright (C) 2007 Eurotech S.p.A. <info@eurotech.it>
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License as
+ * published by the Free Software Foundation; either version 2 of
+ * the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
+ * MA 02111-1307 USA
+ */
+
+
+#ifndef __PXA270X_UDC_H__
+#define __PXA270X_UDC_H__
+
+#include <asm/byteorder.h>
+
+/* Endpoint 0 states */
+#define EP0_IDLE		0
+#define EP0_IN_DATA		1
+#define EP0_OUT_DATA		2
+#define EP0_XFER_COMPLETE	3
+
+
+/* Endpoint parameters */
+#define MAX_ENDPOINTS		4
+#define EP_MAX_PACKET_SIZE	64
+
+#define EP0_MAX_PACKET_SIZE     16
+#define UDC_OUT_ENDPOINT        0x02
+#define UDC_OUT_PACKET_SIZE     EP_MAX_PACKET_SIZE
+#define UDC_IN_ENDPOINT         0x01
+#define UDC_IN_PACKET_SIZE      EP_MAX_PACKET_SIZE
+#define UDC_INT_ENDPOINT        0x05
+#define UDC_INT_PACKET_SIZE     EP_MAX_PACKET_SIZE
+#define UDC_BULK_PACKET_SIZE    EP_MAX_PACKET_SIZE
+
+void udc_irq(void);
+/* Flow control */
+void udc_set_nak(int epid);
+void udc_unset_nak(int epid);
+
+/* Higher level functions for abstracting away from specific device */
+int udc_endpoint_write(struct usb_endpoint_instance *endpoint);
+
+int  udc_init(void);
+
+void udc_enable(struct usb_device_instance *device);
+void udc_disable(void);
+
+void udc_connect(void);
+void udc_disconnect(void);
+
+void udc_startup_events(struct usb_device_instance *device);
+void udc_setup_ep(struct usb_device_instance *device,
+	 unsigned int ep, struct usb_endpoint_instance *endpoint);
+
+#endif