1/* SPDX-License-Identifier: GPL-2.0 */
2/* include/dwc3-uboot.h
3 *
4 * Copyright (c) 2015 Texas Instruments Incorporated - https://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);
47int dwc3_uboot_interrupt_status(struct udevice *dev);
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