uboot/arch/arm/mach-davinci/include/mach/da8xx-usb.h
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   1/* SPDX-License-Identifier: GPL-2.0+ */
   2/*
   3 * da8xx-usb.h -- TI's DA8xx platform specific usb wrapper definitions.
   4 *
   5 * Author: Ajay Kumar Gupta <ajay.gupta@ti.com>
   6 *
   7 * Based on drivers/usb/musb/davinci.h
   8 *
   9 * Copyright (C) 2009 Texas Instruments Incorporated
  10 */
  11#ifndef __DA8XX_MUSB_H__
  12#define __DA8XX_MUSB_H__
  13
  14#include <asm/arch/hardware.h>
  15#include <asm/arch/gpio.h>
  16
  17/* Base address of da8xx usb0 wrapper */
  18#define DA8XX_USB_OTG_BASE  0x01E00000
  19
  20/* Base address of da8xx musb core */
  21#define DA8XX_USB_OTG_CORE_BASE (DA8XX_USB_OTG_BASE + 0x400)
  22
  23/* Timeout for DA8xx usb module */
  24#define DA8XX_USB_OTG_TIMEOUT 0x3FFFFFF
  25
  26/*
  27 * DA8xx platform USB wrapper register overlay.
  28 */
  29struct da8xx_usb_regs {
  30        dv_reg  revision;
  31        dv_reg  control;
  32        dv_reg  status;
  33        dv_reg  emulation;
  34        dv_reg  mode;
  35        dv_reg  autoreq;
  36        dv_reg  srpfixtime;
  37        dv_reg  teardown;
  38        dv_reg  intsrc;
  39        dv_reg  intsrc_set;
  40        dv_reg  intsrc_clr;
  41        dv_reg  intmsk;
  42        dv_reg  intmsk_set;
  43        dv_reg  intmsk_clr;
  44        dv_reg  intsrcmsk;
  45        dv_reg  eoi;
  46        dv_reg  intvector;
  47        dv_reg  grndis_size[4];
  48};
  49
  50#define da8xx_usb_regs ((struct da8xx_usb_regs *)DA8XX_USB_OTG_BASE)
  51
  52/* DA8XX interrupt bits definitions */
  53#define DA8XX_USB_TX_ENDPTS_MASK  0x1f  /* ep0 + 4 tx */
  54#define DA8XX_USB_RX_ENDPTS_MASK  0x1e  /* 4 rx */
  55#define DA8XX_USB_TXINT_SHIFT     0
  56#define DA8XX_USB_RXINT_SHIFT     8
  57
  58#define DA8XX_USB_USBINT_MASK     0x01ff0000    /* 8 Mentor, DRVVBUS */
  59#define DA8XX_USB_TXINT_MASK \
  60                (DA8XX_USB_TX_ENDPTS_MASK << DA8XX_USB_TXINT_SHIFT)
  61#define DA8XX_USB_RXINT_MASK \
  62                (DA8XX_USB_RX_ENDPTS_MASK << DA8XX_USB_RXINT_SHIFT)
  63
  64/* DA8xx CFGCHIP2 (USB 2.0 PHY Control) register bits */
  65#define CFGCHIP2_PHYCLKGD       (1 << 17)
  66#define CFGCHIP2_VBUSSENSE      (1 << 16)
  67#define CFGCHIP2_RESET          (1 << 15)
  68#define CFGCHIP2_OTGMODE        (3 << 13)
  69#define CFGCHIP2_NO_OVERRIDE    (0 << 13)
  70#define CFGCHIP2_FORCE_HOST     (1 << 13)
  71#define CFGCHIP2_FORCE_DEVICE   (2 << 13)
  72#define CFGCHIP2_FORCE_HOST_VBUS_LOW (3 << 13)
  73#define CFGCHIP2_USB1PHYCLKMUX  (1 << 12)
  74#define CFGCHIP2_USB2PHYCLKMUX  (1 << 11)
  75#define CFGCHIP2_PHYPWRDN       (1 << 10)
  76#define CFGCHIP2_OTGPWRDN       (1 << 9)
  77#define CFGCHIP2_DATPOL         (1 << 8)
  78#define CFGCHIP2_USB1SUSPENDM   (1 << 7)
  79#define CFGCHIP2_PHY_PLLON      (1 << 6)        /* override PLL suspend */
  80#define CFGCHIP2_SESENDEN       (1 << 5)        /* Vsess_end comparator */
  81#define CFGCHIP2_VBDTCTEN       (1 << 4)        /* Vbus comparator */
  82#define CFGCHIP2_REFFREQ        (0xf << 0)
  83#define CFGCHIP2_REFFREQ_12MHZ  (1 << 0)
  84#define CFGCHIP2_REFFREQ_24MHZ  (2 << 0)
  85#define CFGCHIP2_REFFREQ_48MHZ  (3 << 0)
  86
  87#define DA8XX_USB_VBUS_GPIO     (1 << 15)
  88
  89#endif  /* __DA8XX_MUSB_H__ */
  90