uboot/include/dwc3-uboot.h
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   1/* SPDX-License-Identifier: GPL-2.0 */
   2/* include/dwc3-uboot.h
   3 *
   4 * Copyright (c) 2015 Texas Instruments Incorporated - http://www.ti.com
   5 *
   6 * Designware SuperSpeed USB uboot init
   7 */
   8
   9#ifndef __DWC3_UBOOT_H_
  10#define __DWC3_UBOOT_H_
  11
  12#include <generic-phy.h>
  13#include <linux/usb/otg.h>
  14#include <linux/usb/phy.h>
  15
  16struct dwc3_device {
  17        unsigned long base;
  18        enum usb_dr_mode dr_mode;
  19        enum usb_phy_interface hsphy_mode;
  20        u32 maximum_speed;
  21        unsigned tx_fifo_resize:1;
  22        unsigned has_lpm_erratum;
  23        u8 lpm_nyet_threshold;
  24        unsigned is_utmi_l1_suspend;
  25        u8 hird_threshold;
  26        unsigned disable_scramble_quirk;
  27        unsigned u2exit_lfps_quirk;
  28        unsigned u2ss_inp3_quirk;
  29        unsigned req_p1p2p3_quirk;
  30        unsigned del_p1p2p3_quirk;
  31        unsigned del_phy_power_chg_quirk;
  32        unsigned lfps_filter_quirk;
  33        unsigned rx_detect_poll_quirk;
  34        unsigned dis_u3_susphy_quirk;
  35        unsigned dis_u2_susphy_quirk;
  36        unsigned dis_del_phy_power_chg_quirk;
  37        unsigned dis_tx_ipgap_linecheck_quirk;
  38        unsigned dis_enblslpm_quirk;
  39        unsigned dis_u2_freeclk_exists_quirk;
  40        unsigned tx_de_emphasis_quirk;
  41        unsigned tx_de_emphasis;
  42        int index;
  43};
  44
  45int dwc3_uboot_init(struct dwc3_device *dev);
  46void dwc3_uboot_exit(int index);
  47void dwc3_uboot_handle_interrupt(int index);
  48
  49struct phy;
  50#if CONFIG_IS_ENABLED(PHY) && CONFIG_IS_ENABLED(DM_USB)
  51int dwc3_setup_phy(struct udevice *dev, struct phy_bulk *phys);
  52int dwc3_shutdown_phy(struct udevice *dev, struct phy_bulk *phys);
  53#else
  54static inline int dwc3_setup_phy(struct udevice *dev, struct phy_bulk *phys)
  55{
  56        return -ENOTSUPP;
  57}
  58
  59static inline int dwc3_shutdown_phy(struct udevice *dev, struct phy_bulk *phys)
  60{
  61        return -ENOTSUPP;
  62}
  63#endif
  64
  65#endif /* __DWC3_UBOOT_H_ */
  66