include/dwc3-sti-glue.h

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