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>
diff --git a/include/asm-arm/arch-pxa/pxa-regs.h b/include/asm-arm/arch-pxa/pxa-regs.h
index e014568..a8d30e2 100644
--- a/include/asm-arm/arch-pxa/pxa-regs.h
+++ b/include/asm-arm/arch-pxa/pxa-regs.h
@@ -596,46 +596,58 @@
/*
* 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 */
+#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_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 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(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 */
+#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 @@
#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 @@
#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 @@
#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 @@
#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 @@
#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)
+
+#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 */
-/*
- * 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 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 0000000..11dbb62
--- /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