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kernel/linux-imx6_3.14.28/drivers/usb/musb/davinci.h 3.3 KB
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  /*
   * Copyright (C) 2005-2006 by Texas Instruments
   *
   * The Inventra Controller Driver for Linux is free software; you
   * can redistribute it and/or modify it under the terms of the GNU
   * General Public License version 2 as published by the Free Software
   * Foundation.
   */
  
  #ifndef __MUSB_HDRDF_H__
  #define __MUSB_HDRDF_H__
  
  /*
   * DaVinci-specific definitions
   */
  
  /* Integrated highspeed/otg PHY */
  #define USBPHY_CTL_PADDR	0x01c40034
  #define USBPHY_DATAPOL		BIT(11)	/* (dm355) switch D+/D- */
  #define USBPHY_PHYCLKGD		BIT(8)
  #define USBPHY_SESNDEN		BIT(7)	/* v(sess_end) comparator */
  #define USBPHY_VBDTCTEN		BIT(6)	/* v(bus) comparator */
  #define USBPHY_VBUSSENS		BIT(5)	/* (dm355,ro) is vbus > 0.5V */
  #define USBPHY_PHYPLLON		BIT(4)	/* override pll suspend */
  #define USBPHY_CLKO1SEL		BIT(3)
  #define USBPHY_OSCPDWN		BIT(2)
  #define USBPHY_OTGPDWN		BIT(1)
  #define USBPHY_PHYPDWN		BIT(0)
  
  #define DM355_DEEPSLEEP_PADDR	0x01c40048
  #define DRVVBUS_FORCE		BIT(2)
  #define DRVVBUS_OVERRIDE	BIT(1)
  
  /* For now include usb OTG module registers here */
  #define DAVINCI_USB_VERSION_REG		0x00
  #define DAVINCI_USB_CTRL_REG		0x04
  #define DAVINCI_USB_STAT_REG		0x08
  #define DAVINCI_RNDIS_REG		0x10
  #define DAVINCI_AUTOREQ_REG		0x14
  #define DAVINCI_USB_INT_SOURCE_REG	0x20
  #define DAVINCI_USB_INT_SET_REG		0x24
  #define DAVINCI_USB_INT_SRC_CLR_REG	0x28
  #define DAVINCI_USB_INT_MASK_REG	0x2c
  #define DAVINCI_USB_INT_MASK_SET_REG	0x30
  #define DAVINCI_USB_INT_MASK_CLR_REG	0x34
  #define DAVINCI_USB_INT_SRC_MASKED_REG	0x38
  #define DAVINCI_USB_EOI_REG		0x3c
  #define DAVINCI_USB_EOI_INTVEC		0x40
  
  /* BEGIN CPPI-generic (?) */
  
  /* CPPI related registers */
  #define DAVINCI_TXCPPI_CTRL_REG		0x80
  #define DAVINCI_TXCPPI_TEAR_REG		0x84
  #define DAVINCI_CPPI_EOI_REG		0x88
  #define DAVINCI_CPPI_INTVEC_REG		0x8c
  #define DAVINCI_TXCPPI_MASKED_REG	0x90
  #define DAVINCI_TXCPPI_RAW_REG		0x94
  #define DAVINCI_TXCPPI_INTENAB_REG	0x98
  #define DAVINCI_TXCPPI_INTCLR_REG	0x9c
  
  #define DAVINCI_RXCPPI_CTRL_REG		0xC0
  #define DAVINCI_RXCPPI_MASKED_REG	0xD0
  #define DAVINCI_RXCPPI_RAW_REG		0xD4
  #define DAVINCI_RXCPPI_INTENAB_REG	0xD8
  #define DAVINCI_RXCPPI_INTCLR_REG	0xDC
  
  #define DAVINCI_RXCPPI_BUFCNT0_REG	0xE0
  #define DAVINCI_RXCPPI_BUFCNT1_REG	0xE4
  #define DAVINCI_RXCPPI_BUFCNT2_REG	0xE8
  #define DAVINCI_RXCPPI_BUFCNT3_REG	0xEC
  
  /* CPPI state RAM entries */
  #define DAVINCI_CPPI_STATERAM_BASE_OFFSET   0x100
  
  #define DAVINCI_TXCPPI_STATERAM_OFFSET(chnum) \
  	(DAVINCI_CPPI_STATERAM_BASE_OFFSET +       ((chnum) * 0x40))
  #define DAVINCI_RXCPPI_STATERAM_OFFSET(chnum) \
  	(DAVINCI_CPPI_STATERAM_BASE_OFFSET + 0x20 + ((chnum) * 0x40))
  
  /* CPPI masks */
  #define DAVINCI_DMA_CTRL_ENABLE		1
  #define DAVINCI_DMA_CTRL_DISABLE	0
  
  #define DAVINCI_DMA_ALL_CHANNELS_ENABLE	0xF
  #define DAVINCI_DMA_ALL_CHANNELS_DISABLE 0xF
  
  /* END CPPI-generic (?) */
  
  #define DAVINCI_USB_TX_ENDPTS_MASK	0x1f		/* ep0 + 4 tx */
  #define DAVINCI_USB_RX_ENDPTS_MASK	0x1e		/* 4 rx */
  
  #define DAVINCI_USB_USBINT_SHIFT	16
  #define DAVINCI_USB_TXINT_SHIFT		0
  #define DAVINCI_USB_RXINT_SHIFT		8
  
  #define DAVINCI_INTR_DRVVBUS		0x0100
  
  #define DAVINCI_USB_USBINT_MASK		0x01ff0000	/* 8 Mentor, DRVVBUS */
  #define DAVINCI_USB_TXINT_MASK \
  	(DAVINCI_USB_TX_ENDPTS_MASK << DAVINCI_USB_TXINT_SHIFT)
  #define DAVINCI_USB_RXINT_MASK \
  	(DAVINCI_USB_RX_ENDPTS_MASK << DAVINCI_USB_RXINT_SHIFT)
  
  #define DAVINCI_BASE_OFFSET		0x400
  
  #endif	/* __MUSB_HDRDF_H__ */