include/dwc3-sti-glue.h

   1 /*
   2  * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
   3  * Author(s): Patrice Chotard, <patrice.chotard@st.com> for STMicroelectronics.
   4  *
   5  * SPDX-License-Identifier:     GPL-2.0+
   6  */
   7
   8 #ifndef __DWC3_STI_UBOOT_H_
   9 #define __DWC3_STI_UBOOT_H_
  10
  11 /* glue registers */
  12 #define CLKRST_CTRL             0x00
  13 #define AUX_CLK_EN              BIT(0)
  14 #define SW_PIPEW_RESET_N        BIT(4)
  15 #define EXT_CFG_RESET_N         BIT(8)
  16
  17 #define XHCI_REVISION           BIT(12)
  18
  19 #define USB2_VBUS_MNGMNT_SEL1   0x2C
  20 #define USB2_VBUS_UTMIOTG       0x1
  21
  22 #define SEL_OVERRIDE_VBUSVALID(n)       ((n) << 0)
  23 #define SEL_OVERRIDE_POWERPRESENT(n)    ((n) << 4)
  24 #define SEL_OVERRIDE_BVALID(n)          ((n) << 8)
  25
  26 /* Static DRD configuration */
  27 #define USB3_CONTROL_MASK               0xf77
  28
  29 #define USB3_DEVICE_NOT_HOST            BIT(0)
  30 #define USB3_FORCE_VBUSVALID            BIT(1)
  31 #define USB3_DELAY_VBUSVALID            BIT(2)
  32 #define USB3_SEL_FORCE_OPMODE           BIT(4)
  33 #define USB3_FORCE_OPMODE(n)            ((n) << 5)
  34 #define USB3_SEL_FORCE_DPPULLDOWN2      BIT(8)
  35 #define USB3_FORCE_DPPULLDOWN2          BIT(9)
  36 #define USB3_SEL_FORCE_DMPULLDOWN2      BIT(10)
  37 #define USB3_FORCE_DMPULLDOWN2          BIT(11)
  38
  39 int sti_dwc3_init(enum usb_dr_mode mode);
  40
  41 #endif /* __DWC3_STI_UBOOT_H_ */