Merge with git://www.denx.de/git/u-boot.git#testing-USB

2007-03-23 09:52:17 +01:00
parent 44ba464b99 83dc830b16
commit f2b07ebd32
37 changed files with 3051 additions and 431 deletions
--- a/include/asm-arm/arch-pxa/pxa-regs.h
+++ b/include/asm-arm/arch-pxa/pxa-regs.h
@@ -592,9 +592,11 @@ typedef void		(*ExcpHndlr) (void) ;
 #define PMC_REG_BASE	__REG(0x40500400)  /* Primary Modem Codec */
 #define SMC_REG_BASE	__REG(0x40500500)  /* Secondary Modem Codec */

+
 /*
 * 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 */
@@ -749,11 +751,28 @@ 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)

-#if defined(CONFIG_PXA27X)
 /*
 * USB Host Controller
 */
+#define OHCI_REGS_BASE	0x4C000000	/* required for ohci driver */
 #define UHCREV		__REG(0x4C000000)
 #define UHCHCON		__REG(0x4C000004)
 #define UHCCOMS		__REG(0x4C000008)
--- a/include/configs/AdderUSB.h
+++ b/include/configs/AdderUSB.h
@@ -0,0 +1,51 @@
+/*
+ * Copyright (C) 2006 CodeHermit.
+ * Bryan O'Donoghue <bodonoghue@codehermit.ie>
+ *
+ * Provides support for USB console on the Analogue & Micro Adder87x
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 __ADDERUSB__
+#define __ADDERUSB__
+
+/* Include the board port */
+#include "Adder.h"
+
+#define CONFIG_USB_DEVICE		/* Include UDC driver */
+#define CONFIG_USB_TTY			/* Bind the TTY driver to UDC */
+#define CFG_USB_EXTC_CLK 0x02		/* Oscillator on EXTC_CLK 2 */
+#define CFG_USB_BRG_CLK	0x04		/* or use Baud rate generator 0x04 */
+#define CFG_CONSOLE_IS_IN_ENV		/* Console is in env */
+
+/* If you have a USB-IF assigned VendorID then you may wish to define
+ * your own vendor specific values either in BoardName.h or directly in
+ * usbd_vendor_info.h
+ */
+
+/*
+#define CONFIG_USBD_MANUFACTURER	"CodeHermit.ie"
+#define CONFIG_USBD_PRODUCT_NAME	"Das U-Boot"
+#define CONFIG_USBD_VENDORID		0xFFFF
+#define CONFIG_USBD_PRODUCTID_GSERIAL	0xFFFF
+#define CONFIG_USBD_PRODUCTID_CDCACM	0xFFFE
+*/
+
+#endif /* __ADDERUSB_H__ */
--- a/include/configs/IceCube.h
+++ b/include/configs/IceCube.h
@@ -94,9 +94,16 @@

 /* USB */
 #if 1
-#define CONFIG_USB_OHCI
+#define CONFIG_USB_OHCI_NEW
 #define ADD_USB_CMD             CFG_CMD_USB | CFG_CMD_FAT
 #define CONFIG_USB_STORAGE
+
+#undef CFG_USB_OHCI_BOARD_INIT
+#define CFG_USB_OHCI_CPU_INIT
+#define CFG_USB_OHCI_REGS_BASE	MPC5XXX_USB
+#define CFG_USB_OHCI_SLOT_NAME	"mpc5200"
+#define CFG_USB_OHCI_MAX_ROOT_PORTS	15
+
 #else
 #define ADD_USB_CMD             0
 #endif
--- a/include/configs/TQM5200.h
+++ b/include/configs/TQM5200.h
@@ -146,9 +146,16 @@

 /* USB */
 #if defined(CONFIG_STK52XX) || defined(CONFIG_FO300)
-#define CONFIG_USB_OHCI
+#define CONFIG_USB_OHCI_NEW
 #define ADD_USB_CMD		CFG_CMD_USB | CFG_CMD_FAT
 #define CONFIG_USB_STORAGE
+
+#undef CFG_USB_OHCI_BOARD_INIT
+#define CFG_USB_OHCI_CPU_INIT
+#define CFG_USB_OHCI_REGS_BASE	MPC5XXX_USB
+#define CFG_USB_OHCI_SLOT_NAME	"mpc5200"
+#define CFG_USB_OHCI_MAX_ROOT_PORTS	15
+
 #else
 #define ADD_USB_CMD		0
 #endif
--- a/include/configs/delta.h
+++ b/include/configs/delta.h
@@ -94,12 +94,26 @@
 # define CONFIG_COMMANDS	((CONFIG_CMD_DFL \
 				  | CFG_CMD_ENV \
 				  | CFG_CMD_NAND \
-				  | CFG_CMD_I2C) \
+				  | CFG_CMD_I2C \
+				  | CFG_CMD_USB \
+				  | CFG_CMD_FAT) \
 				 & ~(CFG_CMD_NET \
 				     | CFG_CMD_FLASH \
 				     | CFG_CMD_IMLS))
 #endif

+/* USB */
+#define CONFIG_USB_OHCI_NEW	1
+#define CONFIG_USB_STORAGE      1
+#define CONFIG_DOS_PARTITION    1
+
+#undef CFG_USB_OHCI_BOARD_INIT
+#define CFG_USB_OHCI_CPU_INIT	1
+#define CFG_USB_OHCI_REGS_BASE	OHCI_REGS_BASE
+#define CFG_USB_OHCI_SLOT_NAME	"delta"
+#define CFG_USB_OHCI_MAX_ROOT_PORTS	3
+
+#define LITTLEENDIAN            1       /* used by usb_ohci.c  */

 /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
 #include <cmd_confdefs.h>
--- a/include/configs/mp2usb.h
+++ b/include/configs/mp2usb.h
@@ -101,12 +101,18 @@

 #undef	CONFIG_MODEM_SUPPORT		/* disable modem initialization stuff */

-#define CONFIG_USB_OHCI		1
+#define CONFIG_USB_OHCI_NEW	1
 #define CONFIG_USB_KEYBOARD	1
 #define CONFIG_USB_STORAGE	1
 #define CONFIG_DOS_PARTITION	1
 #define CONFIG_AT91C_PQFP_UHPBUG 1

+#undef CFG_USB_OHCI_BOARD_INIT
+#define CFG_USB_OHCI_CPU_INIT		1
+#define CFG_USB_OHCI_REGS_BASE		AT91_USB_HOST_BASE
+#define CFG_USB_OHCI_SLOT_NAME		"at91rm9200"
+#define CFG_USB_OHCI_MAX_ROOT_PORTS	15
+
 #undef CONFIG_HARD_I2C

 #ifdef CONFIG_HARD_I2C
@@ -127,7 +133,7 @@
 #define CONFIG_COMMANDS		\
 		       ((CONFIG_CMD_DFL	| \
 			CFG_CMD_DATE	| \
-			CFG_CMD_DHCP 	| \
+			CFG_CMD_DHCP	| \
 			CFG_CMD_EEPROM	| \
 			CFG_CMD_I2C	| \
 			CFG_CMD_NFS	| \
@@ -136,7 +142,7 @@
 #else
 #define CONFIG_COMMANDS		\
 		       ((CONFIG_CMD_DFL	| \
-			CFG_CMD_DHCP 	| \
+			CFG_CMD_DHCP	| \
 			CFG_CMD_NFS	| \
 			CFG_CMD_SNTP	| \
 			CFG_CMD_USB      | \
@@ -156,7 +162,7 @@

 #define CONFIG_NR_DRAM_BANKS	1
 #define PHYS_SDRAM		0x20000000
-#define PHYS_SDRAM_SIZE		0x08000000 	/* 128 megs */
+#define PHYS_SDRAM_SIZE		0x08000000	/* 128 megs */

 #define CFG_MEMTEST_START	PHYS_SDRAM
 #define CFG_MEMTEST_END		CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144
--- a/include/configs/trab.h
+++ b/include/configs/trab.h
@@ -80,10 +80,16 @@
 #define CFG_EEPROM_PAGE_WRITE_DELAY_MS 10

 /* USB stuff */
-#define CONFIG_USB_OHCI		1
+#define CONFIG_USB_OHCI_NEW	1
 #define CONFIG_USB_STORAGE	1
 #define CONFIG_DOS_PARTITION	1

+#undef CFG_USB_OHCI_BOARD_INIT
+#define CFG_USB_OHCI_CPU_INIT	1
+#define CFG_USB_OHCI_REGS_BASE	S3C24X0_USB_HOST_BASE
+#define CFG_USB_OHCI_SLOT_NAME	"s3c2400"
+#define CFG_USB_OHCI_MAX_ROOT_PORTS	15
+
 /*
 * Size of malloc() pool
 */
--- a/include/configs/yosemite.h
+++ b/include/configs/yosemite.h
@@ -233,9 +233,15 @@

 #ifdef CONFIG_440EP
 /* USB */
-#define CONFIG_USB_OHCI
+#define CONFIG_USB_OHCI_NEW
 #define CONFIG_USB_STORAGE

+#undef CFG_USB_OHCI_BOARD_INIT
+#define CFG_USB_OHCI_CPU_INIT	1
+#define CFG_USB_OHCI_REGS_BASE	(CFG_PERIPHERAL_BASE | 0x1000)
+#define CFG_USB_OHCI_SLOT_NAME	"ppc440"
+#define CFG_USB_OHCI_MAX_ROOT_PORTS	15
+
 /* Comment this out to enable USB 1.1 device */
 #define USB_2_0_DEVICE

--- a/include/da9030.h
+++ b/include/da9030.h
@@ -104,3 +104,15 @@
 #define SYS_CONTROL_A_HWRES_ENABLE		(1<<2)
 #define SYS_CONTROL_A_WDOG_ACTION		(1<<3)
 #define SYS_CONTROL_A_WATCHDOG			(1<<7)
+
+#define MISC_CONTROLB_USB_INT_RISING		(1<<2)
+#define MISC_CONTROLB_SESSION_VALID_EN		(1<<3)
+
+#define USB_PUMP_USBVE				(1<<0)
+#define USB_PUMP_USBVEP				(1<<1)
+#define USB_PUMP_SRP_DETECT			(1<<2)
+#define USB_PUMP_SESSION_VALID			(1<<3)
+#define USB_PUMP_VBUS_VALID_4_0			(1<<4)
+#define USB_PUMP_VBUS_VALID_4_4			(1<<5)
+#define USB_PUMP_EN_USBVE			(1<<6)
+#define USB_PUMP_EN_USBVEP			(1<<7)
--- a/include/usb.h
+++ b/include/usb.h
@@ -169,7 +169,7 @@ struct usb_device {
 * this is how the lowlevel part communicate with the outer world
 */

-#if defined(CONFIG_USB_UHCI) || defined(CONFIG_USB_OHCI) || defined (CONFIG_USB_SL811HS)
+#if defined(CONFIG_USB_UHCI) || defined(CONFIG_USB_OHCI) || defined (CONFIG_USB_SL811HS) || defined(CONFIG_USB_OHCI_NEW)
 int usb_lowlevel_init(void);
 int usb_lowlevel_stop(void);
 int submit_bulk_msg(struct usb_device *dev, unsigned long pipe, void *buffer,int transfer_len);
@@ -230,16 +230,12 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate);

 /* big endian -> little endian conversion */
 /* some CPUs are already little endian e.g. the ARM920T */
-#ifdef LITTLEENDIAN
-#define swap_16(x) ((unsigned short)(x))
-#define swap_32(x) ((unsigned long)(x))
-#else
-#define swap_16(x) \
+#define __swap_16(x) \
 	({ unsigned short x_ = (unsigned short)x; \
 	 (unsigned short)( \
 		((x_ & 0x00FFU) << 8) | ((x_ & 0xFF00U) >> 8) ); \
 	})
-#define swap_32(x) \
+#define __swap_32(x) \
 	({ unsigned long x_ = (unsigned long)x; \
 	 (unsigned long)( \
 		((x_ & 0x000000FFUL) << 24) | \
@@ -247,6 +243,13 @@ int usb_set_interface(struct usb_device *dev, int interface, int alternate);
 		((x_ & 0x00FF0000UL) >>	 8) | \
 		((x_ & 0xFF000000UL) >> 24) ); \
 	})
+
+#ifdef LITTLEENDIAN
+# define swap_16(x) (x)
+# define swap_32(x) (x)
+#else
+# define swap_16(x) __swap_16(x)
+# define swap_32(x) __swap_32(x)
 #endif /* LITTLEENDIAN */

 /*
--- a/include/usb_cdc_acm.h
+++ b/include/usb_cdc_acm.h
@@ -0,0 +1,43 @@
+/*
+ * (C) Copyright 2006
+ * Bryan O'Donoghue, deckard@codehermit.ie, CodeHermit
+ *
+ * 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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ */
+
+/* ACM Control Requests */
+#define ACM_SEND_ENCAPSULATED_COMMAND	0x00
+#define ACM_GET_ENCAPSULATED_RESPONSE	0x01
+#define ACM_SET_COMM_FEATURE		0x02
+#define ACM_GET_COMM_FEATRUE		0x03
+#define ACM_CLEAR_COMM_FEATURE		0x04
+#define ACM_SET_LINE_ENCODING		0x20
+#define ACM_GET_LINE_ENCODING		0x21
+#define ACM_SET_CONTROL_LINE_STATE	0x22
+#define ACM_SEND_BREAK			0x23
+
+/* ACM Notification Codes */
+#define ACM_NETWORK_CONNECTION		0x00
+#define ACM_RESPONSE_AVAILABLE		0x01
+#define ACM_SERIAL_STATE		0x20
+
+/* Format of response expected by a ACM_GET_LINE_ENCODING request */
+struct rs232_emu{
+		unsigned long dter;
+		unsigned char stop_bits;
+		unsigned char parity;
+		unsigned char data_bits;
+}__attribute__((packed));
--- a/include/usbdcore.h
+++ b/include/usbdcore.h
@@ -576,6 +576,9 @@ struct usb_device_instance {

 	void (*event) (struct usb_device_instance *device, usb_device_event_t event, int data);

+	/* Do cdc device specific control requests */
+	int (*cdc_recv_setup)(struct usb_device_request *request, struct urb *urb);
+
 	/* bus interface */
 	struct usb_bus_instance *bus;	/* which bus interface driver */

--- a/include/usbdcore_mpc8xx.h
+++ b/include/usbdcore_mpc8xx.h
@@ -0,0 +1,210 @@
+/*
+ * Copyright (C) 2006 Bryan O'Donoghue, CodeHermit
+ * bodonoghue@codehermit.ie
+ *
+ *
+ * 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.
+ *
+ */
+
+#include <commproc.h>
+
+/* Mode Register */
+#define USMOD_EN	0x01
+#define USMOD_HOST	0x02
+#define USMOD_TEST	0x04
+#define USMOD_SFTE	0x08
+#define USMOD_RESUME	0x40
+#define USMOD_LSS	0x80
+
+/* Endpoint Registers */
+#define USEP_RHS_NORM	0x00
+#define USEP_RHS_IGNORE	0x01
+#define USEP_RHS_NAK	0x02
+#define USEP_RHS_STALL	0x03
+
+#define USEP_THS_NORM	0x00
+#define USEP_THS_IGNORE	0x04
+#define USEP_THS_NAK	0x08
+#define USEP_THS_STALL	0x0C
+
+#define USEP_RTE	0x10
+#define USEP_MF		0x20
+
+#define USEP_TM_CONTROL	0x00
+#define USEP_TM_INT	0x100
+#define USEP_TM_BULK	0x200
+#define USEP_TM_ISO	0x300
+
+/* Command Register */
+#define USCOM_EP0	0x00
+#define USCOM_EP1	0x01
+#define USCOM_EP2	0x02
+#define USCOM_EP3	0x03
+
+#define USCOM_FLUSH	0x40
+#define USCOM_STR	0x80
+
+/* Event Register */
+#define USB_E_RXB	0x0001
+#define USB_E_TXB	0x0002
+#define USB_E_BSY	0x0004
+#define USB_E_SOF	0x0008
+#define USB_E_TXE1	0x0010
+#define USB_E_TXE2	0x0020
+#define USB_E_TXE3	0x0040
+#define USB_E_TXE4	0x0080
+#define USB_TX_ERRMASK (USB_E_TXE1|USB_E_TXE2|USB_E_TXE3|USB_E_TXE4)
+#define USB_E_IDLE	0x0100
+#define USB_E_RESET	0x0200
+
+/* Mask Register */
+#define USBS_IDLE	0x01
+
+/* RX Buffer Descriptor */
+#define RX_BD_OV	0x02
+#define RX_BD_CR	0x04
+#define RX_BD_AB	0x08
+#define RX_BD_NO	0x10
+#define RX_BD_PID_DATA0	0x00
+#define RX_BD_PID_DATA1	0x40
+#define RX_BD_PID_SETUP	0x80
+#define RX_BD_F		0x400
+#define RX_BD_L		0x800
+#define RX_BD_I		0x1000
+#define RX_BD_W		0x2000
+#define RX_BD_E		0x8000
+
+/* Useful masks */
+#define RX_BD_PID_BITMASK (RX_BD_PID_DATA1 | RX_BD_PID_SETUP)
+#define STALL_BITMASK (USEP_THS_STALL | USEP_RHS_STALL)
+#define NAK_BITMASK (USEP_THS_NAK | USEP_RHS_NAK)
+#define CBD_TX_BITMASK (TX_BD_R | TX_BD_L | TX_BD_TC | TX_BD_I | TX_BD_CNF)
+
+/* TX Buffer Descriptor */
+#define TX_BD_UN	0x02
+#define TX_BD_TO	0x04
+#define TX_BD_NO_PID	0x00
+#define TX_BD_PID_DATA0	0x80
+#define TX_BD_PID_DATA1	0xC0
+#define TX_BD_CNF	0x200
+#define TX_BD_TC	0x400
+#define TX_BD_L		0x800
+#define TX_BD_I		0x1000
+#define TX_BD_W		0x2000
+#define TX_BD_R		0x8000
+
+/* Implementation specific defines */
+
+#define EP_MIN_PACKET_SIZE 0x08
+#define MAX_ENDPOINTS	0x04
+#define FIFO_SIZE	0x10
+#define EP_MAX_PKT	FIFO_SIZE
+#define TX_RING_SIZE	0x04
+#define RX_RING_SIZE	0x06
+#define USB_MAX_PKT	0x40
+#define TOGGLE_TX_PID(x) x= ((~x)&0x40)|0x80
+#define TOGGLE_RX_PID(x) x^= 0x40
+#define EP_ATTACHED	0x01	/* Endpoint has a urb attached or not */
+#define EP_SEND_ZLP	0x02	/* Send ZLP y/n ? */
+
+#define PROFF_USB	0x00000000
+#define CPM_USB_BASE	0x00000A00
+
+/* UDC device defines */
+#define EP0_MAX_PACKET_SIZE	EP_MAX_PKT
+#define UDC_OUT_ENDPOINT	0x02
+#define UDC_OUT_PACKET_SIZE	EP_MIN_PACKET_SIZE
+#define UDC_IN_ENDPOINT		0x03
+#define UDC_IN_PACKET_SIZE	EP_MIN_PACKET_SIZE
+#define UDC_INT_ENDPOINT	0x01
+#define UDC_INT_PACKET_SIZE	UDC_IN_PACKET_SIZE
+#define UDC_BULK_PACKET_SIZE	EP_MIN_PACKET_SIZE
+
+struct mpc8xx_ep {
+	struct urb * urb;
+	unsigned char pid;
+	unsigned char sc;
+	volatile cbd_t * prx;
+};
+
+typedef struct mpc8xx_usb{
+	char usmod;	/* Mode Register */
+	char usaddr;	/* Slave Address Register */
+	char uscom;	/* Command Register */
+	char res1;	/* Reserved */
+	ushort usep[4];
+	ulong res2;	/* Reserved */
+	ushort usber;	/* Event Register */
+	ushort res3;	/* Reserved */
+	ushort usbmr;	/* Mask Register */
+	char res4;	/* Reserved */
+	char usbs;	/* Status Register */
+	char res5[8];	/* Reserved */
+}usb_t;
+
+typedef struct mpc8xx_parameter_ram{
+	ushort ep0ptr;	/* Endpoint Pointer Register 0 */
+	ushort ep1ptr;	/* Endpoint Pointer Register 1 */
+	ushort ep2ptr;	/* Endpoint Pointer Register 2 */
+	ushort ep3ptr;	/* Endpoint Pointer Register 3 */
+	uint rstate;	/* Receive state */
+	uint rptr;	/* Receive internal data pointer */
+	ushort frame_n;	/* Frame number */
+	ushort rbcnt;	/* Receive byte count */
+	uint rtemp;	/* Receive temp cp use only */
+	uint rxusb;	/* Rx Data Temp */
+	ushort rxuptr;	/* Rx microcode return address temp */
+}usb_pram_t;
+
+typedef struct endpoint_parameter_block_pointer{
+	ushort rbase;	/* RxBD base address */
+	ushort tbase;	/* TxBD base address */
+	char rfcr;	/* Rx Function code */
+	char tfcr;	/* Tx Function code */
+	ushort mrblr;	/* Maximum Receive Buffer Length */
+	ushort rbptr; 	/* RxBD pointer Next Buffer Descriptor */
+	ushort tbptr;	/* TxBD pointer Next Buffer Descriptor  */
+	ulong tstate;	/* Transmit internal state */
+	ulong tptr;	/* Transmit internal data pointer */
+	ushort tcrc;	/* Transmit temp CRC */
+	ushort tbcnt;	/* Transmit internal bye count */
+	ulong ttemp;	/* Tx temp */
+	ushort txuptr;	/* Tx microcode return address */
+	ushort res1;	/* Reserved */
+}usb_epb_t;
+
+typedef enum mpc8xx_udc_state{
+	STATE_NOT_READY,
+	STATE_ERROR,
+	STATE_READY,
+}mpc8xx_udc_state_t;
+
+/* Declarations */
+int udc_init(void);
+void udc_irq(void);
+int udc_endpoint_write(struct usb_endpoint_instance *endpoint);
+void udc_setup_ep(struct usb_device_instance *device, unsigned int ep,
+		  struct usb_endpoint_instance *endpoint);
+void udc_connect(void);
+void udc_disconnect(void);
+void udc_enable(struct usb_device_instance *device);
+void udc_disable(void);
+void udc_startup_events(struct usb_device_instance *device);
+
+/* Flow control */
+void udc_set_nak(int epid);
+void udc_unset_nak (int epid);
--- a/include/usbdcore_omap1510.h
+++ b/include/usbdcore_omap1510.h
@@ -161,10 +161,20 @@
 #define UDC_VBUS_CTRL	    (1 << 19)
 #define UDC_VBUS_MODE	    (1 << 18)

+/* OMAP Endpoint parameters */
+#define EP0_MAX_PACKET_SIZE 64
+#define UDC_OUT_ENDPOINT 2
+#define UDC_OUT_PACKET_SIZE 64
+#define UDC_IN_ENDPOINT	1
+#define UDC_IN_PACKET_SIZE 64
+#define UDC_INT_ENDPOINT 5
+#define UDC_INT_PKTSIZE	16
+#define UDC_BULK_PKTSIZE 16

-void omap1510_udc_irq(void);
-void omap1510_udc_noniso_irq(void);
-
+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 */
 void udc_endpoint_write(struct usb_endpoint_instance *endpoint);
--- a/include/usbdescriptors.h
+++ b/include/usbdescriptors.h
@@ -92,33 +92,42 @@
 #define COMMUNICATIONS_DEVICE_CLASS	0x02

 /* c.f. CDC 4.2 Table 15 */
-#define COMMUNICATIONS_INTERFACE_CLASS	0x02
+#define COMMUNICATIONS_INTERFACE_CLASS_CONTROL	0x02
+#define COMMUNICATIONS_INTERFACE_CLASS_DATA		0x0A
+#define COMMUNICATIONS_INTERFACE_CLASS_VENDOR	0x0FF

 /* c.f. CDC 4.3 Table 16 */
-#define COMMUNICATIONS_NO_SUBCLASS	0x00
+#define COMMUNICATIONS_NO_SUBCLASS		0x00
 #define COMMUNICATIONS_DLCM_SUBCLASS	0x01
-#define COMMUNICATIONS_ACM_SUBCLASS	0x02
-#define COMMUNICATIONS_TCM_SUBCLASS	0x03
+#define COMMUNICATIONS_ACM_SUBCLASS		0x02
+#define COMMUNICATIONS_TCM_SUBCLASS		0x03
 #define COMMUNICATIONS_MCCM_SUBCLASS	0x04
-#define COMMUNICATIONS_CCM_SUBCLASS	0x05
+#define COMMUNICATIONS_CCM_SUBCLASS		0x05
 #define COMMUNICATIONS_ENCM_SUBCLASS	0x06
 #define COMMUNICATIONS_ANCM_SUBCLASS	0x07

 /* c.f. WMCD 5.1 */
 #define COMMUNICATIONS_WHCM_SUBCLASS	0x08
-#define COMMUNICATIONS_DMM_SUBCLASS	0x09
+#define COMMUNICATIONS_DMM_SUBCLASS		0x09
 #define COMMUNICATIONS_MDLM_SUBCLASS	0x0a
 #define COMMUNICATIONS_OBEX_SUBCLASS	0x0b

-/* c.f. CDC 4.6 Table 18 */
+/* c.f. CDC 4.4 Table 17 */
+#define COMMUNICATIONS_NO_PROTOCOL		0x00
+#define COMMUNICATIONS_V25TER_PROTOCOL	0x01	/*Common AT Hayes compatible*/
+
+/* c.f. CDC 4.5 Table 18 */
 #define DATA_INTERFACE_CLASS		0x0a

+/* c.f. CDC 4.6 No Table */
+#define DATA_INTERFACE_SUBCLASS_NONE	0x00	/* No subclass pertinent */
+
 /* c.f. CDC 4.7 Table 19 */
-#define COMMUNICATIONS_NO_PROTOCOL	0x00
+#define DATA_INTERFACE_PROTOCOL_NONE	0x00	/* No class protcol required */


 /* c.f. CDC 5.2.3 Table 24 */
-#define CS_INTERFACE			0x24
+#define CS_INTERFACE		0x24
 #define CS_ENDPOINT			0x25

 /*
@@ -128,7 +137,7 @@
 * c.f. WMCD 5.3 Table 5.3
 */

-#define USB_ST_HEADER			0x00
+#define USB_ST_HEADER		0x00
 #define USB_ST_CMF			0x01
 #define USB_ST_ACMF			0x02
 #define USB_ST_DLMF			0x03
@@ -137,18 +146,18 @@
 #define USB_ST_UF			0x06
 #define USB_ST_CSF			0x07
 #define USB_ST_TOMF			0x08
-#define USB_ST_USBTF			0x09
+#define USB_ST_USBTF		0x09
 #define USB_ST_NCT			0x0a
 #define USB_ST_PUF			0x0b
 #define USB_ST_EUF			0x0c
 #define USB_ST_MCMF			0x0d
 #define USB_ST_CCMF			0x0e
 #define USB_ST_ENF			0x0f
-#define USB_ST_ATMNF			0x10
+#define USB_ST_ATMNF		0x10

 #define USB_ST_WHCM			0x11
 #define USB_ST_MDLM			0x12
-#define USB_ST_MDLMD			0x13
+#define USB_ST_MDLMD		0x13
 #define USB_ST_DMM			0x14
 #define USB_ST_OBEX			0x15
 #define USB_ST_CS			0x16
@@ -312,7 +321,8 @@ struct usb_class_union_function_descriptor {
 	u8 bDescriptorType;
 	u8 bDescriptorSubtype;	/* 0x06 */
 	u8 bMasterInterface;
-	u8 bSlaveInterface0[0];
+	/* u8 bSlaveInterface0[0]; */
+	u8 bSlaveInterface0;
 } __attribute__ ((packed));

 struct usb_class_country_selection_descriptor {