1 /* include/dwc3-uboot.h
2 *
3 * Copyright (c) 2015 Texas Instruments Incorporated - http://www.ti.com
4 *
5 * Designware SuperSpeed USB uboot init
6 *
7 * SPDX-License-Identifier: GPL-2.0
8 */
9
10 #ifndef __DWC3_UBOOT_H_
11 #define __DWC3_UBOOT_H_
12
13 #include <linux/usb/otg.h>
14 #include <linux/usb/phy.h>
15
16 struct 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_u1u2_quirk;
37 unsigned tx_de_emphasis_quirk;
38 unsigned tx_de_emphasis;
39 unsigned usb2_phyif_utmi_width;
40 int index;
41 };
42
43 int dwc3_uboot_init(struct dwc3_device *dev);
44 void dwc3_uboot_exit(int index);
45 void dwc3_uboot_handle_interrupt(int index);
46
47 struct phy;
48 #if CONFIG_IS_ENABLED(PHY) && CONFIG_IS_ENABLED(DM_USB)
49 int dwc3_setup_phy(struct udevice *dev, struct phy **array, int *num_phys);
50 int dwc3_shutdown_phy(struct udevice *dev, struct phy *usb_phys, int num_phys);
51 #else
dwc3_setup_phy(struct udevice * dev,struct phy ** array,int * num_phys)52 static inline int dwc3_setup_phy(struct udevice *dev, struct phy **array,
53 int *num_phys)
54 {
55 return -ENOTSUPP;
56 }
57
dwc3_shutdown_phy(struct udevice * dev,struct phy * usb_phys,int num_phys)58 static inline int dwc3_shutdown_phy(struct udevice *dev, struct phy *usb_phys,
59 int num_phys)
60 {
61 return -ENOTSUPP;
62 }
63 #endif
64
65 #endif /* __DWC3_UBOOT_H_ */
66