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/************************************************************************************
* arch/arm/src/lpc17xx/lpc17_usb.h
*
* Copyright (C) 2010 Gregory Nutt. All rights reserved.
* Author: Gregory Nutt <spudmonkey@racsa.co.cr>
*
* 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_LPC17XX_LPC17_USB_H
#define __ARCH_ARM_SRC_LPC17XX_LPC17_USB_H
/************************************************************************************
* Included Files
************************************************************************************/
#include <nuttx/config.h>
/************************************************************************************
* Pre-processor Definitions
************************************************************************************/
/* Register offsets *****************************************************************/
/* USB Host Controller (OHCI) *******************************************************/
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#define LPC17_USBHOST_MODID_OFFSET 0x00fc /* Module ID/Revision ID */
/* USB OTG Controller ***************************************************************/
/* OTG registers */
#define LPC17_USBOTG_INTST_OFFSET 0x0100 /* OTG Interrupt Status */
#define LPC17_USBOTG_INTEN_OFFSET 0x0104 /* OTG Interrupt Enable */
#define LPC17_USBOTG_INTSET_OFFSET 0x0108 /* OTG Interrupt Set */
#define LPC17_USBOTG_INTCLR_OFFSET 0x010c /* OTG Interrupt Clear */
#define LPC17_USBOTG_STCTRL_OFFSET 0x0110 /* OTG Status and Control */
#define LPC17_USBOTG_TMR_OFFSET 0x0114 /* OTG Timer */
/* USB Device Controller ************************************************************/
/* Device interrupt registers. See also SYSCON_USBINTST in lpc17_syscon.h */
#define LPC17_USBDEV_INTST_OFFSET 0x0200 /* USB Device Interrupt Status */
#define LPC17_USBDEV_INTEN_OFFSET 0x0204 /* USB Device Interrupt Enable */
#define LPC17_USBDEV_INTCLR_OFFSET 0x0208 /* USB Device Interrupt Clear */
#define LPC17_USBDEV_INTSET_OFFSET 0x020c /* USB Device Interrupt Set */
/* SIE Command registers */
#define LPC17_USBDEV_CMDCODE_OFFSET 0x0210 /* USB Command Code */
#define LPC17_USBDEV_CMDDATA_OFFSET 0x0214 /* USB Command Data */
/* USB transfer registers */
#define LPC17_USBDEV_RXDATA_OFFSET 0x0218 /* USB Receive Data */
#define LPC17_USBDEV_RXPLEN_OFFSET 0x0220 /* USB Receive Packet Length */
#define LPC17_USBDEV_TXDATA_OFFSET 0x021c /* USB Transmit Data */
#define LPC17_USBDEV_TXPLEN_OFFSET 0x0224 /* USB Transmit Packet Length */
#define LPC17_USBDEV_CTRL_OFFSET 0x0228 /* USB Control */
/* More Device interrupt registers */
#define LPC17_USBDEV_INTPRI_OFFSET 0x022c /* USB Device Interrupt Priority */
/* Endpoint interrupt registers */
#define LPC17_USBDEV_EPINTST_OFFSET 0x0230 /* USB Endpoint Interrupt Status */
#define LPC17_USBDEV_EPINTEN_OFFSET 0x0234 /* USB Endpoint Interrupt Enable */
#define LPC17_USBDEV_EPINTCLR_OFFSET 0x0238 /* USB Endpoint Interrupt Clear */
#define LPC17_USBDEV_EPINTSET_OFFSET 0x023c /* USB Endpoint Interrupt Set */
#define LPC17_USBDEV_EPINTPRI_OFFSET 0x0240 /* USB Endpoint Priority */
/* Endpoint realization registers */
#define LPC17_USBDEV_REEP_OFFSET 0x0244 /* USB Realize Endpoint */
#define LPC17_USBDEV_EPIND_OFFSET 0x0248 /* USB Endpoint Index */
#define LPC17_USBDEV_MAXPSIZE_OFFSET 0x024c /* USB MaxPacketSize */
/* DMA registers */
#define LPC17_USBDEV_DMARST_OFFSET 0x0250 /* USB DMA Request Status */
#define LPC17_USBDEV_DMARCLR_OFFSET 0x0254 /* USB DMA Request Clear */
#define LPC17_USBDEV_DMARSET_OFFSET 0x0258 /* USB DMA Request Set */
#define LPC17_USBDEV_UDCAH_OFFSET 0x0280 /* USB UDCA Head */
#define LPC17_USBDEV_EPDMAST_OFFSET 0x0284 /* USB Endpoint DMA Status */
#define LPC17_USBDEV_EPDMAEN_OFFSET 0x0288 /* USB Endpoint DMA Enable */
#define LPC17_USBDEV_EPDMADIS_OFFSET 0x028c /* USB Endpoint DMA Disable */
#define LPC17_USBDEV_DMAINTST_OFFSET 0x0290 /* USB DMA Interrupt Status */
#define LPC17_USBDEV_DMAINTEN_OFFSET 0x0294 /* USB DMA Interrupt Enable */
#define LPC17_USBDEV_EOTINTST_OFFSET 0x02a0 /* USB End of Transfer Interrupt Status */
#define LPC17_USBDEV_EOTINTCLR_OFFSET 0x02a4 /* USB End of Transfer Interrupt Clear */
#define LPC17_USBDEV_EOTINTSET_OFFSET 0x02a8 /* USB End of Transfer Interrupt Set */
#define LPC17_USBDEV_NDDRINTST_OFFSET 0x02ac /* USB New DD Request Interrupt Status */
#define LPC17_USBDEV_NDDRINTCLR_OFFSET 0x02b0 /* USB New DD Request Interrupt Clear */
#define LPC17_USBDEV_NDDRINTSET_OFFSET 0x02b4 /* USB New DD Request Interrupt Set */
#define LPC17_USBDEV_SYSERRINTST_OFFSET 0x02b8 /* USB System Error Interrupt Status */
#define LPC17_USBDEV_SYSERRINTCLR_OFFSET 0x02bc /* USB System Error Interrupt Clear */
#define LPC17_USBDEV_SYSERRINTSET_OFFSET 0x02c0 /* USB System Error Interrupt Set */
/* OTG I2C registers ****************************************************************/
#define LPC17_OTGI2C_RX_OFFSET 0x0300 /* I2C Receive */
#define LPC17_OTGI2C_TX_OFFSET 0x0300 /* I2C Transmit */
#define LPC17_OTGI2C_STS_OFFSET 0x0304 /* I2C Status */
#define LPC17_OTGI2C_CTL_OFFSET 0x0308 /* I2C Control */
#define LPC17_OTGI2C_CLKHI_OFFSET 0x030c /* I2C Clock High */
#define LPC17_OTGI2C_CLKLO_OFFSET 0x0310 /* I2C Clock Low */
/* Clock control registers ***********************************************************/
#define LPC17_USBOTG_CLKCTRL_OFFSET 0x0ff4 /* OTG clock controller */
#define LPC17_USBOTG_CLKST_OFFSET 0x0ff8 /* OTG clock status */
#define LPC17_USBDEV_CLKCTRL_OFFSET 0x0ff4 /* USB Clock Control */
#define LPC17_USBDEV_CLKST_OFFSET 0x0ff8 /* USB Clock Status */
/* Register addresses ***************************************************************/
/* USB Host Controller (OHCI) *******************************************************/
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/* Control and status registers (section 7.1) */
#define LPC17_USBHOST_HCIREV (LPC17_USB_BASE+OHCI_HCIREV_OFFSET)
#define LPC17_USBHOST_CTRL (LPC17_USB_BASE+OHCI_CTRL_OFFSET)
#define LPC17_USBHOST_CMDST (LPC17_USB_BASE+OHCI_CMDST_OFFSET)
#define LPC17_USBHOST_INTST (LPC17_USB_BASE+OHCI_INTST_OFFSET)
#define LPC17_USBHOST_INTEN (LPC17_USB_BASE+OHCI_INTEN_OFFSET)
#define LPC17_USBHOST_INTDIS (LPC17_USB_BASE+OHCI_INTDIS_OFFSET)
/* Memory pointers (section 7.2) */
#define LPC17_USBHOST_HCCA (LPC17_USB_BASE+OHCI_HCCA_OFFSET)
#define LPC17_USBHOST_PERED (LPC17_USB_BASE+OHCI_PERED_OFFSET)
#define LPC17_USBHOST_CTRLHEADED (LPC17_USB_BASE+OHCI_CTRLHEADED_OFFSET)
#define LPC17_USBHOST_CTRLED (LPC17_USB_BASE+OHCI_CTRLED_OFFSET)
#define LPC17_USBHOST_BULKHEADED (LPC17_USB_BASE+OHCI_BULKHEADED_OFFSET)
#define LPC17_USBHOST_BULKED (LPC17_USB_BASE+OHCI_BULKED_OFFSET)
#define LPC17_USBHOST_DONEHEAD (LPC17_USB_BASE+OHCI_DONEHEAD_OFFSET)
/* Frame counters (section 7.3) */
#define LPC17_USBHOST_FMINT (LPC17_USB_BASE+OHCI_FMINT_OFFSET)
#define LPC17_USBHOST_FMREM (LPC17_USB_BASE+OHCI_FMREM_OFFSET)
#define LPC17_USBHOST_FMNO (LPC17_USB_BASE+OHCI_FMNO_OFFSET)
#define LPC17_USBHOST_PERSTART (LPC17_USB_BASE+OHCI_PERSTART_OFFSET)
/* Root hub ports (section 7.4) */
#define LPC17_USBHOST_LSTHRES (LPC17_USB_BASE+OHCI_LSTHRES_OFFSET)
#define LPC17_USBHOST_RHDESCA (LPC17_USB_BASE+OHCI_RHDESCA_OFFSET)
#define LPC17_USBHOST_RHDESCB (LPC17_USB_BASE+OHCI_RHDESCB_OFFSET)
#define LPC17_USBHOST_RHSTATUS (LPC17_USB_BASE+OHCI_RHSTATUS_OFFSET)
#define LPC17_USBHOST_RHPORTST1 (LPC17_USB_BASE+OHCI_RHPORTST1_OFFSET)
#define LPC17_USBHOST_RHPORTST2 (LPC17_USB_BASE+OHCI_RHPORTST2_OFFSET)
#define LPC17_USBHOST_MODID (LPC17_USB_BASE+LPC17_USBHOST_MODID_OFFSET)
/* USB OTG Controller ***************************************************************/
/* OTG registers */
#define LPC17_USBOTG_INTST (LPC17_USB_BASE+LPC17_USBOTG_INTST_OFFSET)
#define LPC17_USBOTG_INTEN (LPC17_USB_BASE+LPC17_USBOTG_INTEN_OFFSET)
#define LPC17_USBOTG_INTSET (LPC17_USB_BASE+LPC17_USBOTG_INTSET_OFFSET)
#define LPC17_USBOTG_INTCLR (LPC17_USB_BASE+LPC17_USBOTG_INTCLR_OFFSET)
#define LPC17_USBOTG_STCTRL (LPC17_USB_BASE+LPC17_USBOTG_STCTRL_OFFSET)
#define LPC17_USBOTG_TMR (LPC17_USB_BASE+LPC17_USBOTG_TMR_OFFSET)
/* USB Device Controller ************************************************************/
/* Device interrupt registers. See also SYSCON_USBINTST in lpc17_syscon.h */
#define LPC17_USBDEV_INTST (LPC17_USB_BASE+LPC17_USBDEV_INTST_OFFSET)
#define LPC17_USBDEV_INTEN (LPC17_USB_BASE+LPC17_USBDEV_INTEN_OFFSET)
#define LPC17_USBDEV_INTCLR (LPC17_USB_BASE+LPC17_USBDEV_INTCLR_OFFSET)
#define LPC17_USBDEV_INTSET (LPC17_USB_BASE+LPC17_USBDEV_INTSET_OFFSET)
/* SIE Command registers */
#define LPC17_USBDEV_CMDCODE (LPC17_USB_BASE+LPC17_USBDEV_CMDCODE_OFFSET)
#define LPC17_USBDEV_CMDDATA (LPC17_USB_BASE+LPC17_USBDEV_CMDDATA_OFFSET)
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/* USB transfer registers */
#define LPC17_USBDEV_RXDATA (LPC17_USB_BASE+LPC17_USBDEV_RXDATA_OFFSET)
#define LPC17_USBDEV_RXPLEN (LPC17_USB_BASE+LPC17_USBDEV_RXPLEN_OFFSET)
#define LPC17_USBDEV_TXDATA (LPC17_USB_BASE+LPC17_USBDEV_TXDATA_OFFSET)
#define LPC17_USBDEV_TXPLEN (LPC17_USB_BASE+LPC17_USBDEV_TXPLEN_OFFSET)
#define LPC17_USBDEV_CTRL (LPC17_USB_BASE+LPC17_USBDEV_CTRL_OFFSET)
/* More Device interrupt registers */
#define LPC17_USBDEV_INTPRI (LPC17_USB_BASE+LPC17_USBDEV_INTPRI_OFFSET)
/* Endpoint interrupt registers */
#define LPC17_USBDEV_EPINTST (LPC17_USB_BASE+LPC17_USBDEV_EPINTST_OFFSET)
#define LPC17_USBDEV_EPINTEN (LPC17_USB_BASE+LPC17_USBDEV_EPINTEN_OFFSET)
#define LPC17_USBDEV_EPINTCLR (LPC17_USB_BASE+LPC17_USBDEV_EPINTCLR_OFFSET)
#define LPC17_USBDEV_EPINTSET (LPC17_USB_BASE+LPC17_USBDEV_EPINTSET_OFFSET)
#define LPC17_USBDEV_EPINTPRI (LPC17_USB_BASE+LPC17_USBDEV_EPINTPRI_OFFSET)
/* Endpoint realization registers */
#define LPC17_USBDEV_REEP (LPC17_USB_BASE+LPC17_USBDEV_REEP_OFFSET)
#define LPC17_USBDEV_EPIND (LPC17_USB_BASE+LPC17_USBDEV_EPIND_OFFSET)
#define LPC17_USBDEV_MAXPSIZE (LPC17_USB_BASE+LPC17_USBDEV_MAXPSIZE_OFFSET)
/* DMA registers */
#define LPC17_USBDEV_DMARST (LPC17_USB_BASE+LPC17_USBDEV_DMARST_OFFSET)
#define LPC17_USBDEV_DMARCLR (LPC17_USB_BASE+LPC17_USBDEV_DMARCLR_OFFSET)
#define LPC17_USBDEV_DMARSET (LPC17_USB_BASE+LPC17_USBDEV_DMARSET_OFFSET)
#define LPC17_USBDEV_UDCAH (LPC17_USB_BASE+LPC17_USBDEV_UDCAH_OFFSET)
#define LPC17_USBDEV_EPDMAST (LPC17_USB_BASE+LPC17_USBDEV_EPDMAST_OFFSET)
#define LPC17_USBDEV_EPDMAEN (LPC17_USB_BASE+LPC17_USBDEV_EPDMAEN_OFFSET)
#define LPC17_USBDEV_EPDMADIS (LPC17_USB_BASE+LPC17_USBDEV_EPDMADIS_OFFSET)
#define LPC17_USBDEV_DMAINTST (LPC17_USB_BASE+LPC17_USBDEV_DMAINTST_OFFSET)
#define LPC17_USBDEV_DMAINTEN (LPC17_USB_BASE+LPC17_USBDEV_DMAINTEN_OFFSET)
#define LPC17_USBDEV_EOTINTST (LPC17_USB_BASE+LPC17_USBDEV_EOTINTST_OFFSET)
#define LPC17_USBDEV_EOTINTCLR (LPC17_USB_BASE+LPC17_USBDEV_EOTINTCLR_OFFSET)
#define LPC17_USBDEV_EOTINTSET (LPC17_USB_BASE+LPC17_USBDEV_EOTINTSET_OFFSET)
#define LPC17_USBDEV_NDDRINTST (LPC17_USB_BASE+LPC17_USBDEV_NDDRINTST_OFFSET)
#define LPC17_USBDEV_NDDRINTCLR (LPC17_USB_BASE+LPC17_USBDEV_NDDRINTCLR_OFFSET)
#define LPC17_USBDEV_NDDRINTSET (LPC17_USB_BASE+LPC17_USBDEV_NDDRINTSET_OFFSET)
#define LPC17_USBDEV_SYSERRINTST (LPC17_USB_BASE+LPC17_USBDEV_SYSERRINTST_OFFSET)
#define LPC17_USBDEV_SYSERRINTCLR (LPC17_USB_BASE+LPC17_USBDEV_SYSERRINTCLR_OFFSET)
#define LPC17_USBDEV_SYSERRINTSET (LPC17_USB_BASE+LPC17_USBDEV_SYSERRINTSET_OFFSET)
/* OTG I2C registers ****************************************************************/
#define LPC17_OTGI2C_RX (LPC17_USB_BASE+LPC17_OTGI2C_RX_OFFSET)
#define LPC17_OTGI2C_TX (LPC17_USB_BASE+LPC17_OTGI2C_TX_OFFSET)
#define LPC17_OTGI2C_STS (LPC17_USB_BASE+LPC17_OTGI2C_STS_OFFSET)
#define LPC17_OTGI2C_CTL (LPC17_USB_BASE+LPC17_OTGI2C_CTL_OFFSET)
#define LPC17_OTGI2C_CLKHI (LPC17_USB_BASE+LPC17_OTGI2C_CLKHI_OFFSET)
#define LPC17_OTGI2C_CLKLO (LPC17_USB_BASE+LPC17_OTGI2C_CLKLO_OFFSET)
/* Clock control registers ***********************************************************/
#define LPC17_USBOTG_CLKCTRL (LPC17_USB_BASE+LPC17_USBOTG_CLKCTRL_OFFSET)
#define LPC17_USBOTG_CLKST (LPC17_USB_BASE+LPC17_USBOTG_CLKST_OFFSET)
#define LPC17_USBDEV_CLKCTRL (LPC17_USB_BASE+LPC17_USBDEV_CLKCTRL_OFFSET)
#define LPC17_USBDEV_CLKST (LPC17_USB_BASE+LPC17_USBDEV_CLKST_OFFSET)
/* Register bit definitions *********************************************************/
/* USB Host Controller (OHCI) *******************************************************/
/* Module ID/Revision ID */
#define USBHOST_MODID_VER_SHIFT (0) /* Bits 0-7: Unique version number */
#define USBHOST_MODID_VER_MASK (0xff << USBHOST_MODID_VER_SHIFT)
#define USBHOST_MODID_REV_SHIFT (8) /* Bits 9-15: Unique revision number */
#define USBHOST_MODID_REV_MASK (0xff << USBHOST_MODID_REV_SHIFT)
#define USBHOST_MODID_3505_SHIFT (16) /* Bits 16-31: 0x3505 */
#define USBHOST_MODID_3505_MASK (0xffff << USBHOST_MODID_3505_SHIFT)
# define USBHOST_MODID_3505 (0x3505 << USBHOST_MODID_3505_SHIFT)
/* USB OTG Controller ***************************************************************/
/* OTG registers:
*
* OTG Interrupt Status, OTG Interrupt Enable, OTG Interrupt Set, AND OTG Interrupt
* Clear
*/
#define USBOTG_INT_TMR (1 << 0) /* Bit 0: Timer time-out */
#define USBOTG_INT_REMOVE_PU (1 << 1) /* Bit 1: Remove pull-up */
#define USBOTG_INT_HNP_FAILURE (1 << 2) /* Bit 2: HNP failed */
#define USBOTG_INT_HNP_SUCCESS (1 << 3) /* Bit 3: HNP succeeded */
/* Bits 4-31: Reserved */
#define USBOTG_STCTRL_PORTFUNC_SHIFT (0) /* Bits 0-1: Controls port function */
#define USBOTG_STCTRL_PORTFUNC_MASK (3 << USBOTG_STCTRL_PORTFUNC_SHIFT)
# define USBOTG_STCTRL_PORTFUNC_HNPOK (1 << USBOTG_STCTRL_PORTFUNC_SHIFT) /* HNP suceeded */
#define USBOTG_STCTRL_TMRSCALE_SHIFT (2) /* Bits 2-3: Timer scale selection */
#define USBOTG_STCTRL_TMRSCALE_MASK (3 << USBOTG_STCTRL_TMR_SCALE_SHIFT)
# define USBOTG_STCTRL_TMRSCALE_10US (0 << USBOTG_STCTRL_TMR_SCALE_SHIFT) /* 10uS (100 KHz) */
# define USBOTG_STCTRL_TMRSCALE_100US (1 << USBOTG_STCTRL_TMR_SCALE_SHIFT) /* 100uS (10 KHz) */
# define USBOTG_STCTRL_TMRSCALE_1000US (2 << USBOTG_STCTRL_TMR_SCALE_SHIFT) /* 1000uS (1 KHz) */
#define USBOTG_STCTRL_TMRMODE (1 << 4) /* Bit 4: Timer mode selection */
#define USBOTG_STCTRL_TMREN (1 << 5) /* Bit 5: Timer enable */
#define USBOTG_STCTRL_TMRRST (1 << 6) /* Bit 6: TTimer reset */
/* Bit 7: Reserved */
#define USBOTG_STCTRL_BHNPTRACK (1 << 8) /* Bit 8: Enable HNP tracking for B-device (peripheral) */
#define USBOTG_STCTRL_AHNPTRACK (1 << 9) /* Bit 9: Enable HNP tracking for A-device (host) */
#define USBOTG_STCTRL_PUREMOVED (1 << 10) /* Bit 10: Set when D+ pull-up removed */
/* Bits 11-15: Reserved */
#define USBOTG_STCTRL_TMRCNT_SHIFT (0) /* Bits 16-313: Timer scale selection */
#define USBOTG_STCTRL_TMRCNT_MASK (0ffff << USBOTG_STCTRL_TMR_CNT_SHIFT)
#define USBOTG_TMR_TIMEOUTCNT_SHIFT (0) /* Bits 0-15: Interrupt when CNT matches this */
#define USBOTG_TMR_TIMEOUTCNT_MASK (0xffff << USBOTG_TMR_TIMEOUTCNT_SHIFT)
/* Bits 16-31: Reserved */
/* USB Device Controller ************************************************************/
/* Device interrupt registers. See also SYSCON_USBINTST in lpc17_syscon.h */
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/* USB Device Interrupt Status, USB Device Interrupt Enable, USB Device Interrupt
* Clear, USB Device Interrupt Set, and USB Device Interrupt Priority
*/
#define USBDEV_INT_FRAME (1 << 0) /* Bit 0: frame interrupt (every 1 ms) */
#define USBDEV_INT_EPFAST (1 << 1) /* Bit 1: Fast endpoint interrupt */
#define USBDEV_INT_EPSLOW (1 << 2) /* Bit 2: Slow endpoints interrupt */
#define USBDEV_INT_DEVSTAT (1 << 3) /* Bit 3: Bus reset, suspend change or connect change */
#define USBDEV_INT_CCEMPTY (1 << 4) /* Bit 4: Command code register empty */
#define USBDEV_INT_CDFULL (1 << 5) /* Bit 5: Command data register full */
#define USBDEV_INT_RXENDPKT (1 << 6) /* Bit 6: RX endpoint data transferred */
#define USBDEV_INT_TXENDPKT (1 << 7) /* Bit 7: TX endpoint data tansferred */
#define USBDEV_INT_EPRLZED (1 << 8) /* Bit 8: Endpoints realized */
#define USBDEV_INT_ERRINT (1 << 9) /* Bit 9: Error Interrupt */
/* Bits 10-31: Reserved */
/* SIE Command registers:
*
* USB Command Code
*/
/* Bits 0-7: Reserved */
#define USBDEV_CMDCODE_PHASE_SHIFT (8) /* Bits 8-15: Command phase */
#define USBDEV_CMDCODE_PHASE_MASK (0xff << USBDEV_CMDCODE_PHASE_SHIFT)
# define USBDEV_CMDCODE_PHASE_READ (1 << USBDEV_CMDCODE_PHASE_SHIFT)
# define USBDEV_CMDCODE_PHASE_WRITE (2 << USBDEV_CMDCODE_PHASE_SHIFT)
# define USBDEV_CMDCODE_PHASE_COMMAND (5 << USBDEV_CMDCODE_PHASE_SHIFT)
#define USBDEV_CMDCODE_CMD_SHIFT (16) /* Bits 15-23: Command (READ/COMMAND phases) */
#define USBDEV_CMDCODE_CMD_MASK (0xff << USBDEV_CMDCODE_CMD_SHIFT)
#define USBDEV_CMDCODE_WDATA_SHIFT (16) /* Bits 15-23: Write dagta (WRITE phase) */
#define USBDEV_CMDCODE_WDATA_MASK (0xff << USBDEV_CMDCODE_CMD_SHIFT)
/* Bits 24-31: Reserved */
/* USB Command Data */
#define USBDEV_CMDDATA_SHIFT (0) /* Bits 0-7: Command read data */
#define USBDEV_CMDDATA_MASK (0xff << USBDEV_CMDDATA_SHIFT)
/* Bits 8-31: Reserved */
/* USB transfer registers:
*
* USB Receive Data (Bits 0-31: Received data)
*/
#define USBDEV_RXPLEN_SHIFT (0) /* Bits 0-9: Bytes remaining to be read */
#define USBDEV_RXPLEN_MASK (0x3ff << USBDEV_RXPLEN_SHIFT)
#define USBDEV_RXPLEN_DV (1 << 10) /* Bit 10: DV Data valid */
#define USBDEV_RXPLEN_PKTRDY (1 << 11) /* Bit 11: Packet ready for reading */
/* Bits 12-31: Reserved */
/* USB Transmit Data (Bits 0-31: Transmit data) */
#define USBDEV_TXPLEN_SHIFT (0) /* Bits 0-9: Bytes remaining to be written */
#define USBDEV_TXPLEN_MASK (0x3ff << USBDEV_TXPLEN_SHIFT)
/* Bits 10-31: Reserved */
#define USBDEV_CTRL_RDEN (1 << 0) /* Bit 0: Read mode control */
#define USBDEV_CTRL_WREN (1 << 1) /* Bit 1: Write mode control */
#define USBDEV_CTRL_LOGEP_SHIFT (2) /* Bits 2-5: Logical Endpoint number */
#define USBDEV_CTRL_LOGEP_MASK (15 << USBDEV_CTRL_LOGEP_SHIFT)
/* Bits 6-31: Reserved */
/* Endpoint interrupt registers:
*
* USB Endpoint Interrupt Status, USB Endpoint Interrupt Enable, USB Endpoint Interrupt
* Clear, USB Endpoint Interrupt Set, and USB Endpoint Priority. Bits correspond
* to on RX or TX value for any of 15 logical endpoints).
*/
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#define USBDEV_LOGEPRX(n) (1 << ((n) << 1))
#define USBDEV_LOGEPTX(n) ((1 << ((n) << 1)) + 1)
#define USBDEV_LOGEPRX0 (1 << 0)
#define USBDEV_LOGEPTX0 (1 << 1)
#define USBDEV_LOGEPRX1 (1 << 2)
#define USBDEV_LOGEPTX1 (1 << 3)
#define USBDEV_LOGEPRX2 (1 << 4)
#define USBDEV_LOGEPTX2 (1 << 5)
#define USBDEV_LOGEPRX3 (1 << 6)
#define USBDEV_LOGEPTX3 (1 << 7)
#define USBDEV_LOGEPRX4 (1 << 8)
#define USBDEV_LOGEPTX4 (1 << 9)
#define USBDEV_LOGEPRX5 (1 << 10)
#define USBDEV_LOGEPTX5 (1 << 11)
#define USBDEV_LOGEPRX6 (1 << 12)
#define USBDEV_LOGEPTX6 (1 << 13)
#define USBDEV_LOGEPRX7 (1 << 14)
#define USBDEV_LOGEPTX7 (1 << 15)
#define USBDEV_LOGEPRX8 (1 << 16)
#define USBDEV_LOGEPTX8 (1 << 17)
#define USBDEV_LOGEPRX9 (1 << 18)
#define USBDEV_LOGEPTX9 (1 << 19)
#define USBDEV_LOGEPRX10 (1 << 20)
#define USBDEV_LOGEPTX10 (1 << 21)
#define USBDEV_LOGEPRX11 (1 << 22)
#define USBDEV_LOGEPTX11 (1 << 23)
#define USBDEV_LOGEPRX12 (1 << 24)
#define USBDEV_LOGEPTX12 (1 << 25)
#define USBDEV_LOGEPRX13 (1 << 26)
#define USBDEV_LOGEPTX13 (1 << 27)
#define USBDEV_LOGEPRX14 (1 << 28)
#define USBDEV_LOGEPTX14 (1 << 29)
#define USBDEV_LOGEPRX15 (1 << 30)
#define USBDEV_LOGEPTX15 (1 << 31)
/* Endpoint realization registers:
*
* USB Realize Endpoint (Bits correspond to 1 of 32 physical endpoints)
*/
#define USBDEV_PHYEP(n) (1 << (n))
#define USBDEV_PHYEP0 (1 << 0)
#define USBDEV_PHYEP1 (1 << 1)
#define USBDEV_PHYEP2 (1 << 2)
#define USBDEV_PHYEP3 (1 << 3)
#define USBDEV_PHYEP4 (1 << 4)
#define USBDEV_PHYEP5 (1 << 5)
#define USBDEV_PHYEP6 (1 << 6)
#define USBDEV_PHYEP7 (1 << 7)
#define USBDEV_PHYEP8 (1 << 8)
#define USBDEV_PHYEP9 (1 << 9)
#define USBDEV_PHYEP10 (1 << 10)
#define USBDEV_PHYEP11 (1 << 11)
#define USBDEV_PHYEP12 (1 << 12)
#define USBDEV_PHYEP13 (1 << 13)
#define USBDEV_PHYEP14 (1 << 14)
#define USBDEV_PHYEP15 (1 << 15)
#define USBDEV_PHYEP16 (1 << 16)
#define USBDEV_PHYEP17 (1 << 17)
#define USBDEV_PHYEP18 (1 << 18)
#define USBDEV_PHYEP19 (1 << 19)
#define USBDEV_PHYEP20 (1 << 20)
#define USBDEV_PHYEP21 (1 << 21)
#define USBDEV_PHYEP22 (1 << 22)
#define USBDEV_PHYEP23 (1 << 23)
#define USBDEV_PHYEP24 (1 << 24)
#define USBDEV_PHYEP25 (1 << 25)
#define USBDEV_PHYEP26 (1 << 26)
#define USBDEV_PHYEP27 (1 << 27)
#define USBDEV_PHYEP28 (1 << 28)
#define USBDEV_PHYEP29 (1 << 29)
#define USBDEV_PHYEP30 (1 << 30)
#define USBDEV_PHYEP31 (1 << 31)
#define USBDEV_EPIND_SHIFT (0) /* Bits 0-4: Physical endpoint number (0-31) */
#define USBDEV_EPIND_MASK (31 << USBDEV_EPIND_SHIFT)
/* Bits 5-31: Reserved */
#define USBDEV_MAXPSIZE_SHIFT (0) /* Bits 0-9: Maximum packet size value */
#define USBDEV_MAXPSIZE_MASK (0x3ff << USBDEV_MAXPSIZE_SHIFT)
/* Bits 10-31: Reserved */
/* DMA registers:
*
* USB DMA Request Status, USB DMA Request Clear, and USB DMA Request Set. Registers
* contain bits for each of 32 physical endpoints. Use the USBDEV_PHYEP* definitions
* above. PHYEP0-1 (bits 0-1) must be zero.
*/
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/* Bits 0-6: Reserved */
#define USBDEV_UDCAH_SHIFT (7) /* Bits 7-31: UDCA start address */
#define USBDEV_UDCAH_MASK (0x01ffffff << USBDEV_UDCAH_SHIFT)
/* USB Endpoint DMA Status, USB Endpoint DMA Enable, and USB Endpoint DMA Disable.
* Registers contain bits for physical endpoints 2-31. Use the USBDEV_PHYEP*
* definitions above. PHYEP0-1 (bits 0-1) must be zero.
*/
/* USB DMA Interrupt Status and USB DMA Interrupt Enable */
#define USBDEV_DMAINT_EOT (1 << 0) /* Bit 0: End of Transfer Interrupt */
#define USBDEV_DMAINT_NDDR (1 << 1) /* Bit 1: New DD Request Interrupt */
#define USBDEV_DMAINT_ERR (1 << 2) /* Bit 2: System Error Interrupt */
/* Bits 3-31: Reserved */
/* USB End of Transfer Interrupt Status, USB End of Transfer Interrupt Clear, and USB
* End of Transfer Interrupt Set. Registers contain bits for physical endpoints 2-31.
* Use the USBDEV_PHYEP* definitions above. PHYEP0-1 (bits 0-1) must be zero.
*/
/* USB New DD Request Interrupt Status, USB New DD Request Interrupt Clear, and USB
* New DD Request Interrupt Set. Registers contain bits for physical endpoints 2-31.
* Use the USBDEV_PHYEP* definitions above. PHYEP0-1 (bits 0-1) must be zero.
*/
/* USB System Error Interrupt Status, USB System Error Interrupt Clear, USB System
* Error Interrupt Set. Registers contain bits for physical endpoints 2-31. Use
* the USBDEV_PHYEP* definitions above. PHYEP0-1 (bits 0-1) must be zero.
*/
/* OTG I2C registers ****************************************************************/
/* I2C Receive */
#define OTGI2C_RX_DATA_SHIFT (0) /* Bits 0-7: RX data */
#define OTGI2C_RX_DATA_MASK (0xff << OTGI2C_RX_SHIFT)
/* Bits 8-31: Reserved */
#define OTGI2C_TX_DATA_SHIFT (0) /* Bits 0-7: TX data */
#define OTGI2C_TX_DATA_MASK (0xff << OTGI2C_TX_DATA_SHIFT)
#define OTGI2C_TX_DATA_START (1 << 8) /* Bit 8: Issue START before transmit */
#define OTGI2C_TX_DATA_STOP (1 << 9) /* Bit 9: Issue STOP before transmit */
/* Bits 3-31: Reserved */
#define OTGI2C_STS_TDI (1 << 0) /* Bit 0: Transaction Done Interrupt */
#define OTGI2C_STS_AFI (1 << 1) /* Bit 1: Arbitration Failure Interrupt */
#define OTGI2C_STS_NAI (1 << 2) /* Bit 2: No Acknowledge Interrupt */
#define OTGI2C_STS_DRMI (1 << 3) /* Bit 3: Master Data Request Interrupt */
#define OTGI2C_STS_DRSI (1 << 4) /* Bit 4: Slave Data Request Interrupt */
#define OTGI2C_STS_ACTIVE (1 << 5) /* Bit 5: Indicates whether the bus is busy */
#define OTGI2C_STS_SCL (1 << 6) /* Bit 6: The current value of the SCL signal */
#define OTGI2C_STS_SDA (1 << 7) /* Bit 7: The current value of the SDA signal */
#define OTGI2C_STS_RFF (1 << 8) /* Bit 8: Receive FIFO Full (RFF) */
#define OTGI2C_STS_RFE (1 << 9) /* Bit 9: Receive FIFO Empty */
#define OTGI2C_STS_TFF (1 << 10) /* Bit 10: Transmit FIFO Full */
#define OTGI2C_STS_TFE (1 << 11) /* Bit 11: Transmit FIFO Empty */
/* Bits 12-31: Reserved */
#define OTGI2C_CTL_TDIE (1 << 0) /* Bit 0: Transmit Done Interrupt Enable */
#define OTGI2C_CTL_AFIE (1 << 1) /* Bit 1: Transmitter Arbitration Failure Interrupt Enable */
#define OTGI2C_CTL_NAIE (1 << 2) /* Bit 2: Transmitter No Acknowledge Interrupt Enable */
#define OTGI2C_CTL_DRMIE (1 << 3) /* Bit 3: Master Transmitter Data Request Interrupt Enable */
#define OTGI2C_CTL_DRSIE (1 << 4) /* Bit 4: Slave Transmitter Data Request Interrupt Enable */
#define OTGI2C_CTL_REFIE (1 << 5) /* Bit 5: Receive FIFO Full Interrupt Enable */
#define OTGI2C_CTL_RFDAIE (1 << 6) /* Bit 6: Receive Data Available Interrupt Enable */
#define OTGI2C_CTL_TFFIE (1 << 7) /* Bit 7: Transmit FIFO Not Full Interrupt Enable */
#define OTGI2C_CTL_SRST (1 << 8) /* Bit 8: Soft reset */
/* Bits 9-31: Reserved */
#define OTGI2C_CLKHI_SHIFT (0) /* Bits 0-7: Clock divisor high */
#define OTGI2C_CLKHI_MASK (0xff << OTGI2C_CLKHI_SHIFT)
/* Bits 8-31: Reserved */
#define OTGI2C_CLKLO_SHIFT (0) /* Bits 0-7: Clock divisor high */
#define OTGI2C_CLLO_MASK (0xff << OTGI2C_CLKLO_SHIFT)
/* Clock control registers ***********************************************************/
/* USB Clock Control (OTG clock controller) and USB Clock Status (OTG clock status) */
#define USBDEV_CLK_HOSTCLK (1 << 0) /* Bit 1: Host clock (OTG only) */
#define USBDEV_CLK_DEVCLK (1 << 1) /* Bit 1: Device clock */
#define USBDEV_CLK_I2CCLK (1 << 2) /* Bit 2: I2C clock (OTG only) */
#define USBDEV_CLK_PORTSELCLK (1 << 3) /* Bit 3: Port select register clock (device only) */
#define USBDEV_CLK_OTGCLK (1 << 3) /* Bit 3: OTG clock (OTG only) */
#define USBDEV_CLK_AHBCLK (1 << 4) /* Bit 4: AHB clock */
/* Bits 5-31: Reserved */
/* Alternate naming */
#define USBOTG_CLK_HOSTCLK USBDEV_CLK_HOSTCLK
#define USBOTG_CLK_DEVCLK USBDEV_CLK_DEVCLK
#define USBOTG_CLK_I2CCLK USBDEV_CLK_I2CCLK
#define USBOTG_CLK_PORTSELCLK USBDEV_CLK_PORTSELCLK
#define USBOTG_CLK_OTGCLK USBDEV_CLK_OTGCLK
#define USBOTG_CLK_AHBCLK USBDEV_CLK_AHBCLK
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/* Endpoints *************************************************************************/
#define LPC17_EP0_OUT 0
#define LPC17_EP0_IN 1
#define LPC17_CTRLEP_OUT LPC17_EP0_OUT
#define LPC17_CTRLEP_IN LPC17_EP0_IN
#define LPC17_EP1_OUT 2
#define LPC17_EP1_IN 3
#define LPC17_EP2_OUT 4
#define LPC17_EP2_IN 5
#define LPC17_EP3_OUT 6
#define LPC17_EP3_IN 7
#define LPC17_EP4_OUT 8
#define LPC17_EP4_IN 9
#define LPC17_EP5_OUT 10
#define LPC17_EP5_IN 11
#define LPC17_EP6_OUT 12
#define LPC17_EP6_IN 13
#define LPC17_EP7_OUT 14
#define LPC17_EP7_IN 15
#define LPC17_EP8_OUT 16
#define LPC17_EP8_IN 17
#define LPC17_EP9_OUT 18
#define LPC17_EP9_IN 19
#define LPC17_EP10_OUT 20
#define LPC17_EP10_IN 21
#define LPC17_EP11_OUT 22
#define LPC17_EP11_IN 23
#define LPC17_EP12_OUT 24
#define LPC17_EP12_IN 25
#define LPC17_EP13_OUT 26
#define LPC17_EP13_IN 27
#define LPC17_EP14_OUT 28
#define LPC17_EP14_IN 29
#define LPC17_EP15_OUT 30
#define LPC17_EP15_IN 31
#define LPC17_NUMEPS 32
/* Commands *************************************************************************/
#define CMD_USBDEV_PHASESHIFT (8) /* Bits 8-15: Command phase value */
#define CMD_USBDEV_PHASEMASK (0xff << CMD_USBDEV_PHASESHIFT)
# define CMD_USBDEV_DATAWR (1 << CMD_USBDEV_PHASESHIFT)
# define CMD_USBDEV_DATARD (2 << CMD_USBDEV_PHASESHIFT)
# define CMD_USBDEV_CMDWR (5 << CMD_USBDEV_PHASESHIFT)
#define CMD_USBDEV_CMDSHIFT (16) /* Bits 16-23: Device command/WDATA */
#define CMD_USBDEV_CMDMASK (0xff << CMD_USBDEV_CMDSHIFT)
#define CMD_USBDEV_WDATASHIFT CMD_USBDEV_CMDSHIFT
#define CMD_USBDEV_WDATAMASK CMD_USBDEV_CMDMASK
/* Device Commands */
#define CMD_USBDEV_SETADDRESS (0x00d0)
#define CMD_USBDEV_CONFIG (0x00d8)
#define CMD_USBDEV_SETMODE (0x00f3)
#define CMD_USBDEV_READFRAMENO (0x00f5)
#define CMD_USBDEV_READTESTREG (0x00fd)
#define CMD_USBDEV_SETSTATUS (0x01fe) /* Bit 8 set to distingish get from set */
#define CMD_USBDEV_GETSTATUS (0x00fe)
#define CMD_USBDEV_GETERRORCODE (0x00ff)
#define CMD_USBDEV_READERRORSTATUS (0x00fb)
/* Endpoint Commands */
#define CMD_USBDEV_EPSELECT (0x0000)
#define CMD_USBDEV_EPSELECTCLEAR (0x0040)
#define CMD_USBDEV_EPSETSTATUS (0x0140) /* Bit 8 set to distingish get from selectclear */
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#define CMD_USBDEV_EPCLRBUFFER (0x00f2)
#define CMD_USBDEV_EPVALIDATEBUFFER (0x00fa)
/* Command/response bit definitions ********************************************/
/* SETADDRESS (0xd0) command definitions */
#define CMD_USBDEV_SETADDRESS_MASK (0x7f) /* Bits 0-6: Device address */
#define CMD_USBDEV_SETADDRESS_DEVEN (1 << 7) /* Bit 7: Device enable */
/* SETSTATUS (0xfe) and GETSTATUS (0xfe) response: */
#define CMD_STATUS_CONNECT (1 << 0) /* Bit 0: Connected */
#define CMD_STATUS_CONNCHG (1 << 1) /* Bit 1: Connect change */
#define CMD_STATUS_SUSPEND (1 << 2) /* Bit 2: Suspend */
#define CMD_STATUS_SUSPCHG (1 << 3) /* Bit 3: Suspend change */
#define CMD_STATUS_RESET (1 << 4) /* Bit 4: Bus reset bit */
/* EPSELECT (0x00) endpoint status response */
#define CMD_EPSELECT_FE (1 << 0) /* Bit 0: IN empty or OUT full */
#define CMD_EPSELECT_ST (1 << 1) /* Bit 1: Endpoint is stalled */
#define CMD_EPSELECT_STP (1 << 2) /* Bit 2: Last packet was setup */
#define CMD_EPSELECT_PO (1 << 3) /* Bit 3: Previous packet was overwritten */
#define CMD_EPSELECT_EPN (1 << 4) /* Bit 4: NAK sent */
#define CMD_EPSELECT_B1FULL (1 << 5) /* Bit 5: Buffer 1 full */
#define CMD_EPSELECT_B2FULL (1 << 6) /* Bit 6: Buffer 2 full */
/* Bit 7: Reserved */
/* EPSETSTATUS (0x40) command */
#define CMD_SETSTAUS_ST (1 << 0) /* Bit 0: Stalled endpoint bit */
/* Bits 1-4: Reserved */
#define CMD_SETSTAUS_DA (1 << 5) /* Bit 5: Disabled endpoint bit */
#define CMD_SETSTAUS_RFMO (1 << 6) /* Bit 6: Rate feedback mode */
#define CMD_SETSTAUS_CNDST (1 << 7) /* Bit 7: Conditional stall bit */
/* EPCLRBUFFER (0xf2) response */
#define CMD_USBDEV_CLRBUFFER_PO (0x00000001)
/* SETMODE(0xf3) command */
#define CMD_SETMODE_APCLK (1 << 0) /* Bit 0: Always PLL Clock */
#define CMD_SETMODE_INAKCI (1 << 1) /* Bit 1: Interrupt on NAK for Control IN endpoint */
#define CMD_SETMODE_INAKCO (1 << 2) /* Bit 2: Interrupt on NAK for Control OUT endpoint */
#define CMD_SETMODE_INAKII (1 << 3) /* Bit 3: Interrupt on NAK for Interrupt IN endpoint */
#define CMD_SETMODE_INAKIO (1 << 4) /* Bit 4: Interrupt on NAK for Interrupt OUT endpoints */
#define CMD_SETMODE_INAKBI (1 << 5) /* Bit 5: Interrupt on NAK for Bulk IN endpoints */
#define CMD_SETMODE_INAKBO (1 << 6) /* Bit 6: Interrupt on NAK for Bulk OUT endpoints */
/* READERRORSTATUS (0xFb) command */
#define CMD_READERRORSTATUS_PIDERR (1 << 0) /* Bit 0: PID encoding/unknown or Token CRC */
#define CMD_READERRORSTATUS_UEPKT (1 << 1) /* Bit 1: Unexpected Packet */
#define CMD_READERRORSTATUS_DCRC (1 << 2) /* Bit 2: Data CRC error */
#define CMD_READERRORSTATUS_TIMEOUT (1 << 3) /* Bit 3: Time out error */
#define CMD_READERRORSTATUS_EOP (1 << 4) /* Bit 4: End of packet error */
#define CMD_READERRORSTATUS_BOVRN (1 << 5) /* Bit 5: Buffer Overrun */
#define CMD_READERRORSTATUS_BTSTF (1 << 6) /* Bit 6: Bit stuff error */
#define CMD_READERRORSTATUS_TGLERR (1 << 7) /* Bit 7: Wrong toggle in data PID */
#define CMD_READERRORSTATUS_ALLERRS (0xff)
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/* 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 CONFIG (offset 1 )*/
#define USB_DMADESC_MODE_SHIFT (0) /* Bits 0-1: DMA mode */
#define USB_DMADESC_MODE_MASK (3 << USB_DMADESC_MODE_SHIFT)
# define USB_DMADESC_MODENORMAL (0 << USB_DMADESC_MODE_SHIFT) /* Mode normal */
# define USB_DMADESC_MODEATLE (1 << USB_DMADESC_MODE_SHIFT) /* ATLE normal */
#define USB_DMADESC_NEXTDDVALID (1 << 2) /* Bit 2: Next descriptor valid */
/* Bit 3: Reserved */
#define USB_DMADESC_ISCOEP (1 << 4) /* Bit 4: ISOC endpoint */
#define USB_DMADESC_PKTSIZE_SHIFT (5) /* Bits 5-15: Max packet size */
#define USB_DMADESC_PKTSIZE_MASK (0x7ff << USB_DMADESC_PKTSIZE_SHIFT)
#define USB_DMADESC_BUFLEN_SHIFT (16) /* Bits 16-31: DMA buffer length */
#define USB_DMADESC_BUFLEN_MASK (0xffff << USB_DMADESC_BUFLEN_SHIFT
/* Bit settings for STATUS (offset 3). All must be initialized to zero. */
#define USB_DMADESC_STATUS_SHIFT (1) /* Bits 1-4: DMA status */
#define USB_DMADESC_STATUS_MASK (15 << USB_DMADESC_STATUS_SHIFT)
# define USB_DMADESC_NOTSERVICED (0 << USB_DMADESC_STATUS_SHIFT)
# define USB_DMADESC_BEINGSERVICED (1 << USB_DMADESC_STATUS_SHIFT)
# define USB_DMADESC_NORMALCOMPLETION (2 << USB_DMADESC_STATUS_SHIFT)
# define USB_DMADESC_DATAUNDERRUN (3 << USB_DMADESC_STATUS_SHIFT)
# define USB_DMADESC_DATAOVERRUN (8 << USB_DMADESC_STATUS_SHIFT)
# define USB_DMADESC_SYSTEMERROR (9 << USB_DMADESC_STATUS_SHIFT)
#define USB_DMADESC_PKTVALID (1 << 5) /* Bit 5: Packet valid */
#define USB_DMADESC_LSBEXTRACTED (1 << 6) /* Bit 6: LS byte extracted */
#define USB_DMADESC_MSBEXTRACTED (1 << 7) /* Bit 7: MS byte extracted */
#define USB_DMADESC_MSGLENPOS_SHIFT (8) /* Bits 8-13: Message length position */
#define USB_DMADESC_MSGLENPOS_MASK (0x3f << USB_DMADESC_MSGLENPOS_SHIFT)
#define USB_DMADESC_DMACOUNT_SHIFT (16) /* Bits 16-31: DMA count */
#define USB_DMADESC_DMACOUNT_MASK (0xffff << USB_DMADESC_DMACOUNT_SHIFT)
/* DMA packet size format */
#define USB_DMAPKTSIZE_PKTLEN_SHIFT (0) /* Bits 0-15: Packet length */
#define USB_DMAPKTSIZE_PKTLEN_MASK (0xffff << USB_DMAPKTSIZE_PKTLEN_SHIFT)
#define USB_DMAPKTSIZE_PKTVALID (1 << 16) /* Bit 16: Packet valid */
#define USB_DMAPKTSIZE_FRAMENO_SHIFT (17) /* Bit 17-31: Frame number */
#define USB_DMAPKTSIZE_FRAMENO_MASK (0x7fff << USB_DMAPKTSIZE_FRAMENO_SHIFT)
/************************************************************************************
* Public Types
************************************************************************************/
/************************************************************************************
* Public Data
************************************************************************************/
/************************************************************************************
* Public Functions
************************************************************************************/
#endif /* __ARCH_ARM_SRC_LPC17XX_LPC17_USB_H */