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nuttx/arch/arm/src/lpc214x/lpc214x_usbdev.h
patacongo 36df84c843 Email address change in nuttx/ 
git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@5145 42af7a65-404d-4744-a932-0658087f49c3
2012-09-13 18:32:24 +00:00

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/*******************************************************************************
* arch/arm/src/lpc214x/lpc214x_usbdev.h
*
* Copyright (C) 2008-2009 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <gnutt@nuttx.org>
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
* 3. Neither the name NuttX nor the names of its contributors may be
* used to endorse or promote products derived from this software
* without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
* OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
* AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN
* ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*
*******************************************************************************/
#ifndef __ARCH_ARM_SRC_LPC214X_LPC214X_USBDEV_H
#define __ARCH_ARM_SRC_LPC214X_LPC214X_USBDEV_H
/*******************************************************************************
* Included Files
*******************************************************************************/
#include <nuttx/config.h>
/*******************************************************************************
* Definitions
*******************************************************************************/
/* PINSEL1 bit definitions for UART0/1:
*
* P0.23 = 01 to enable VBus sense (bits 14-15)
* P0.31 = 10 to enable CONNECT (bits 30-31)
*/
#define LPC214X_USBDEV_PINSEL (0x80004000) /* PINSEL1 value for USB */
#define LPC214X_USBDEV_PINMASK (0xc000c000) /* PINSEL1 mask for USB */
/* USB RAM ********************************************************************/
#define LPC214X_USBDEV_RAMBASE (0x7fd00000)
#define LPC214X_USBDEV_RAMSIZE (8*1024)
/* USB register address definitions ********************************************/
#define LPC214X_USBDEV_PLLCON (0xe01fc0a0)
#define LPC214X_USBDEV_PLLCFG (0xe01fc0a4)
#define LPC214X_USBDEV_PLLSTAT (0xe01fc0a8)
#define LPC214X_USBDEV_PLLFEED (0xe01fc0ac)
#define LPC214X_USBDEV_INTST (0xe01fc1c0)
#define LPC214X_USBDEV_DEVINTST (0xe0090000)
#define LPC214X_USBDEV_DEVINTEN (0xe0090004)
#define LPC214X_USBDEV_DEVINTCLR (0xe0090008)
#define LPC214X_USBDEV_DEVINTSET (0xe009000c)
#define LPC214X_USBDEV_CMDCODE (0xe0090010)
#define LPC214X_USBDEV_CMDDATA (0xe0090014)
#define LPC214X_USBDEV_RXDATA (0xe0090018)
#define LPC214X_USBDEV_TXDATA (0xe009001c)
#define LPC214X_USBDEV_RXPLEN (0xe0090020)
#define LPC214X_USBDEV_TXPLEN (0xe0090024)
#define LPC214X_USBDEV_CTRL (0xe0090028)
#define LPC214X_USBDEV_DEVINTPRI (0xe009002c)
#define LPC214X_USBDEV_EPINTST (0xe0090030)
#define LPC214X_USBDEV_EPINTEN (0xe0090034)
#define LPC214X_USBDEV_EPINTCLR (0xe0090038)
#define LPC214X_USBDEV_EPINTSET (0xe009003c)
#define LPC214X_USBDEV_EPINTPRI (0xe0090040)
#define LPC214X_USBDEV_REEP (0xe0090044)
#define LPC214X_USBDEV_EPIND (0xe0090048)
#define LPC214X_USBDEV_MAXPSIZE (0xe009004c)
#define LPC214X_USBDEV_DMARST (0xe0090050)
#define LPC214X_USBDEV_DMARCLR (0xe0090054)
#define LPC214X_USBDEV_DMARSET (0xe0090058)
#define LPC214X_USBDEV_UDCAH (0xe0090080)
#define LPC214X_USBDEV_EPDMAST (0xe0090084)
#define LPC214X_USBDEV_EPDMAEN (0xe0090088)
#define LPC214X_USBDEV_EPDMADIS (0xe009008c)
#define LPC214X_USBDEV_DMAINTST (0xe0090090)
#define LPC214X_USBDEV_DMAINTEN (0xe0090094)
#define LPC214X_USBDEV_EOTINTST (0xe00900a0)
#define LPC214X_USBDEV_EOTINTCLR (0xe00900a4)
#define LPC214X_USBDEV_EOTINTSET (0xe00900a8)
#define LPC214X_USBDEV_NDDRINTST (0xe00900ac)
#define LPC214X_USBDEV_NDDRINTCLR (0xe00900b0)
#define LPC214X_USBDEV_NDDRINTSET (0xe00900b4)
#define LPC214X_USBDEV_SYSERRINTST (0xe00900b8)
#define LPC214X_USBDEV_SYSERRINTCLR (0xe00900bc)
#define LPC214X_USBDEV_SYSERRINTSET (0xe00900c0)
/* USB register bit definitions ************************************************/
/* INTST bit definitions */
#define USBDEV_INTST_REQLP (0x00000001)
#define USBDEV_INTST_REQHP (0x00000002)
#define USBDEV_INTST_REQDMA (0x00000004)
#define USBDEV_INTST_NEEDCLOCK (0x00000100)
#define USBDEV_INTST_ENUSBINTS (0x80000000)
#define USBDEV_INTST_MASK (0x80000107)
/* DEVINTST/DEVINTEN/DEVINTCLR/DEVINTSET bit definitions */
#define USBDEV_DEVINT_FRAME (0x00000001)
#define USBDEV_DEVINT_EPFAST (0x00000002)
#define USBDEV_DEVINT_EPSLOW (0x00000004)
#define USBDEV_DEVINT_DEVSTAT (0x00000008)
#define USBDEV_DEVINT_CCEMTY (0x00000010)
#define USBDEV_DEVINT_CDFULL (0x00000020)
#define USBDEV_DEVINT_RXENDPKT (0x00000040)
#define USBDEV_DEVINT_TXENDPKT (0x00000080)
#define USBDEV_DEVINT_EPRLZED (0x00000100)
#define USBDEV_DEVINT_EPRINT (0x00000200)
#define USBDEV_DEVINT_MASK (0x000003ff)
/* DEVINTPRI bit definitions */
#define USBDEV_DEVINTPRI_FRAME (0x00000001)
#define USBDEV_DEVINTPRI_EPFAST (0x00000002)
#define USBDEV_DEVINTPRI_MASK (0x00000003)
/* RXPLEN bit definitions */
#define USBDEV_RXPLEN_PKTLENGTH (0x000003ff)
#define USBDEV_RXPLEN_PKTLENGTH_MASK (0x000003ff)
#define USBDEV_RXPLEN_DV (0x00000400)
#define USBDEV_RXPLEN_PKTRDY (0x00000800)
#define USBDEV_RXPLEN_MASK (0x00000fff)
/* TXPLEN bit definitions */
#define USBDEV_TXPLEN_PKTLENGTH (0x000003ff)
#define USBDEV_TXPLEN_MASK (0x000003ff)
/* USBCTRL bit definitions */
#define USBDEV_CTRL_RDEN (0x00000001)
#define USBDEV_CTRL_WREN (0x00000002)
#define USBDEV_CTRL_LOGENDPOINT (0x0000003c)
#define USBDEV_CTRL_MASK (0x0000003f)
/* CMDCODE bit definitions */
#define USBDEV_CMDCODE_CMDPHASE (0x0000ff00)
#define USBDEV_CMDCODE_CMDCODE (0x00ff0000)
#define USBDEV_CMDCODE_MASK (0x00ffff00)
/* DMAINSTST/DMAINSTEN bit defintions */
#define USBDEV_DMAINST_EOT (0x00000001)
#define USBDEV_DMAINST_NDDR (0x00000002)
#define USBDEV_DMAINST_SE (0x00000004)
#define USBDEV_DMAINST_MASK (0x00000007)
/* Device Status Bits */
#define USBDEV_EPSTALL (0x00000001)
#define USBDEV_EPSTALLSTATUS (0x00000002)
#define USBDEV_EPSETUPPACKET (0x00000004)
#define USBDEV_EPPOSSTATUS (0x00000010)
#define USBDEV_EPCONDSTALL (0x00000080)
/* USB Control register bit definitions */
#define LPC214X_USBCTRL_RDEN (0x00000001) /* Bit 0=1: Read is enabled */
#define LPC214X_USBCTRL_WREN (0x00000002) /* Bit 0=1: Write is enabled */
#define LPC214X_USBCTRL_EPMASK (0x0000003c) /* Bits 2:5: Logical endpoint 0-15 */
/* Endpoints *******************************************************************/
#define LPC214X_EP0_OUT 0
#define LPC214X_EP0_IN 1
#define LPC214X_CTRLEP_OUT LPC214X_EP0_OUT
#define LPC214X_CTRLEP_IN LPC214X_EP0_IN
#define LPC214X_EP1_OUT 2
#define LPC214X_EP1_IN 3
#define LPC214X_EP2_OUT 4
#define LPC214X_EP2_IN 5
#define LPC214X_EP3_OUT 6
#define LPC214X_EP3_IN 7
#define LPC214X_EP4_OUT 8
#define LPC214X_EP4_IN 9
#define LPC214X_EP5_OUT 10
#define LPC214X_EP5_IN 11
#define LPC214X_EP6_OUT 12
#define LPC214X_EP6_IN 13
#define LPC214X_EP7_OUT 14
#define LPC214X_EP7_IN 15
#define LPC214X_EP8_OUT 16
#define LPC214X_EP8_IN 17
#define LPC214X_EP9_OUT 18
#define LPC214X_EP9_IN 19
#define LPC214X_EP10_OUT 20
#define LPC214X_EP10_IN 21
#define LPC214X_EP11_OUT 22
#define LPC214X_EP11_IN 23
#define LPC214X_EP12_OUT 24
#define LPC214X_EP12_IN 25
#define LPC214X_EP13_OUT 26
#define LPC214X_EP13_IN 27
#define LPC214X_EP14_OUT 28
#define LPC214X_EP14_IN 29
#define LPC214X_EP15_OUT 30
#define LPC214X_EP15_IN 31
#define LPC214X_NUMEPS 32
/* Commands ********************************************************************/
/* USB Command Code Register -- Command phase values */
#define CMD_USB_CMDWR (0x00000500)
#define CMD_USB_DATAWR (0x00000100)
#define CMD_USB_DATARD (0x00000200)
/* Device Commands */
#define CMD_USB_DEV_SETADDRESS (0x00d0)
#define CMD_USB_DEV_CONFIG (0x00d8)
#define CMD_USB_DEV_SETMODE (0x00f3)
#define CMD_USB_DEV_READFRAMENO (0x00f5)
#define CMD_USB_DEV_READTESTREG (0x00fd)
#define CMD_USB_DEV_SETSTATUS (0x01fe)
#define CMD_USB_DEV_GETSTATUS (0x00fe)
#define CMD_USB_DEV_GETERRORCODE (0x00ff)
#define CMD_USB_DEV_READERRORSTATUS (0x00fb)
/* Endpoint Commands */
#define CMD_USB_EP_SELECT (0x0000)
#define CMD_USB_EP_SELECTCLEAR (0x0040)
#define CMD_USB_EP_SETSTATUS (0x0140)
#define CMD_USB_EP_CLRBUFFER (0x00f2)
#define CMD_USB_EP_VALIDATEBUFFER (0x00fa)
/* Command Data ****************************************************************/
/* DEV SETADDRESS command bits */
#define CMD_USB_SETADDRESS_DEVEN (0x80)
/* Command Responses ***********************************************************/
/* Device Status Bits (8-bits) */
#define USBDEV_DEVSTATUS_CONNECT (0x01) /* Bit 0: Connected */
#define USBDEV_DEVSTATUS_CONNCHG (0x02) /* Bit 1: Connect change */
#define USBDEV_DEVSTATUS_SUSPEND (0x04) /* Bit 2: Suspend */
#define USBDEV_DEVSTATUS_SUSPCHG (0x08) /* Bit 3: Suspend change */
#define USBDEV_DEVSTATUS_RESET (0x10) /* Bit 4: Bus reset bit */
/* EP Select response */
#define CMD_USB_EPSELECT_FE (0x01) /* Bit 0=1: IN empty or OUT full */
#define CMD_USB_EPSELECT_ST (0x02) /* Bit 1=1: Endpoint is stalled */
#define CMD_USB_EPSELECT_STP (0x04) /* Bit 2=1: Last packet was setup */
#define CMD_USB_EPSELECT_PO (0x05) /* Bit 3=1: Previous packet was overwritten */
#define CMD_USB_EPSELECT_EPN (0x10) /* Bit 4=1: NAK sent */
#define CMD_USB_EPSELECT_B1FULL (0x20) /* Bit 5=1: Buffer 1 full */
#define CMD_USB_EPSELECT_B2FULL (0x40) /* Bit 6=1: Buffer 2 full */
/* EP CLRBUFFER response */
#define CMD_USB_CLRBUFFER_PO (0x00000001)
/* DMA *************************************************************************/
/* The DMA descriptor */
#define USB_DMADESC_NEXTDDPTR 0 /* Offset 0: Next USB descriptor in RAM */
#define USB_DMADESC_CONFIG 1 /* Offset 1: DMA configuration info. */
#define USB_DMADESC_STARTADDR 2 /* Offset 2: DMA start address */
#define USB_DMADESC_STATUS 3 /* Offset 3: DMA status info (read only) */
#define USB_DMADESC_ISOCSIZEADDR 4 /* Offset 4: Isoc. packet size address */
/* Bit settings for offset 1 */
#define USB_DMADESC_MODENORMAL (0x00000000) /* Bits 0-1=00: Mode normal */
#define USB_DMADESC_MODEATLE (0x00000001) /* Bits 0-1=01: ATLE normal */
#define USB_DMADESC_NEXTDDVALID (0x00000004) /* Bit 2=1: next descriptor valid */
#define USB_DMADESC_ISCOEP (0x00000010) /* Bit 4=1: isoc endpoint */
#define USB_DMADESC_PKTSIZEMASK (0x0000ffe0) /* Bits 5-15: packet size */
#define USB_DMADESC_PKTSIZESHIFT (5) /* Bits 5-15: packet size */
#define USB_DMADESC_BUFLENMASK (0xffff0000) /* Bits 16-31: buffer length */
#define USB_DMADESC_BULENSHIFT (16) /* Bits 16-31: buffer length */
/* Bit settings for offset 3 (all must be initialized to zero) */
#define USB_DMADESC_STATUSMASK (0x0000001e) /* Bits 1-4: DMA status */
#define USB_DMADESC_NOTSERVICED (0x00000000)
#define USB_DMADESC_BEINGSERVICED (0x00000002)
#define USB_DMADESC_NORMALCOMPLETION (0x00000004)
#define USB_DMADESC_DATAUNDERRUN (0x00000006)
#define USB_DMADESC_DATAOVERRUN (0x00000010)
#define USB_DMADESC_SYSTEMERROR (0x00000012)
#define USB_DMADESC_PKTVALID (0x00000020) /* Bit 5=1: Packet valid */
#define USB_DMADESC_LSBEXTRACTED (0x00000040) /* Bit 6=1: LS byte extracted */
#define USB_DMADESC_MSBEXTRACTED (0x00000080) /* Bit 7=1: MS byte extracted */
#define USB_DMADESC_MSGLENPOSMASK (0x00003f00) /* Bits 8-13: Message length position */
#define USB_DMADESC_MSGLENPOSSHIFT (8) /* Bits 8-13: Message length position */
#define USB_DMADESC_DMACOUNTMASK (0xffff0000) /* Bits 16-31: DMA count */
#define USB_DMADESC_DMACOUNTSHIFT (16) /* Bits 16-31: DMA count */
/* DMA packet size format */
#define USB_DMAPKTSIZE_PKTLENMASK (0x0000ffff) /* Bits 0-15: Packet length */
#define USB_DMAPKTSIZE_PKTLENSHIFT (0) /* Bits 0-15: Packet length */
#define USB_DMAPKTSIZE_PKTVALID (0x00010000) /* Bit 16=1: Packet valid */
#define USB_DMAPKTSIZE_FRAMENOMASK (0xfffe0000) /* Bit 17-31: Frame number */
#define USB_DMAPKTSIZE_FRAMENOSHIFT (17) /* Bit 17-31: Frame number */
/*******************************************************************************
* Private Types
*******************************************************************************/
/*******************************************************************************
* Public Data
*******************************************************************************/
/*******************************************************************************
* Public Functions
*******************************************************************************/
#endif /* __ARCH_ARM_SRC_LPC214X_LPC214X_USBDEV_H */
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