183d290c5STom Rini /* SPDX-License-Identifier: GPL-2.0 */
2da0d9e42SKishon Vijay Abraham I /* include/dwc3-uboot.h
3da0d9e42SKishon Vijay Abraham I *
4da0d9e42SKishon Vijay Abraham I * Copyright (c) 2015 Texas Instruments Incorporated - http://www.ti.com
5da0d9e42SKishon Vijay Abraham I *
6da0d9e42SKishon Vijay Abraham I * Designware SuperSpeed USB uboot init
7da0d9e42SKishon Vijay Abraham I */
8da0d9e42SKishon Vijay Abraham I
9da0d9e42SKishon Vijay Abraham I #ifndef __DWC3_UBOOT_H_
10da0d9e42SKishon Vijay Abraham I #define __DWC3_UBOOT_H_
11da0d9e42SKishon Vijay Abraham I
12da0d9e42SKishon Vijay Abraham I #include <linux/usb/otg.h>
13da0d9e42SKishon Vijay Abraham I
14da0d9e42SKishon Vijay Abraham I struct dwc3_device {
154835c737SSiva Durga Prasad Paladugu unsigned long base;
16da0d9e42SKishon Vijay Abraham I enum usb_dr_mode dr_mode;
17da0d9e42SKishon Vijay Abraham I u32 maximum_speed;
18da0d9e42SKishon Vijay Abraham I unsigned tx_fifo_resize:1;
19da0d9e42SKishon Vijay Abraham I unsigned has_lpm_erratum;
20da0d9e42SKishon Vijay Abraham I u8 lpm_nyet_threshold;
21da0d9e42SKishon Vijay Abraham I unsigned is_utmi_l1_suspend;
22da0d9e42SKishon Vijay Abraham I u8 hird_threshold;
23da0d9e42SKishon Vijay Abraham I unsigned disable_scramble_quirk;
24da0d9e42SKishon Vijay Abraham I unsigned u2exit_lfps_quirk;
25da0d9e42SKishon Vijay Abraham I unsigned u2ss_inp3_quirk;
26da0d9e42SKishon Vijay Abraham I unsigned req_p1p2p3_quirk;
27da0d9e42SKishon Vijay Abraham I unsigned del_p1p2p3_quirk;
28da0d9e42SKishon Vijay Abraham I unsigned del_phy_power_chg_quirk;
29da0d9e42SKishon Vijay Abraham I unsigned lfps_filter_quirk;
30da0d9e42SKishon Vijay Abraham I unsigned rx_detect_poll_quirk;
31da0d9e42SKishon Vijay Abraham I unsigned dis_u3_susphy_quirk;
32da0d9e42SKishon Vijay Abraham I unsigned dis_u2_susphy_quirk;
33da0d9e42SKishon Vijay Abraham I unsigned tx_de_emphasis_quirk;
34da0d9e42SKishon Vijay Abraham I unsigned tx_de_emphasis;
35793d347fSKishon Vijay Abraham I int index;
36da0d9e42SKishon Vijay Abraham I };
37da0d9e42SKishon Vijay Abraham I
38da0d9e42SKishon Vijay Abraham I int dwc3_uboot_init(struct dwc3_device *dev);
39793d347fSKishon Vijay Abraham I void dwc3_uboot_exit(int index);
4027d3b89dSKishon Vijay Abraham I void dwc3_uboot_handle_interrupt(int index);
41*d648a50cSJean-Jacques Hiblot
42*d648a50cSJean-Jacques Hiblot struct phy;
43*d648a50cSJean-Jacques Hiblot #if CONFIG_IS_ENABLED(PHY) && CONFIG_IS_ENABLED(DM_USB)
44*d648a50cSJean-Jacques Hiblot int dwc3_setup_phy(struct udevice *dev, struct phy **array, int *num_phys);
45*d648a50cSJean-Jacques Hiblot int dwc3_shutdown_phy(struct udevice *dev, struct phy *usb_phys, int num_phys);
46*d648a50cSJean-Jacques Hiblot #else
dwc3_setup_phy(struct udevice * dev,struct phy ** array,int * num_phys)47*d648a50cSJean-Jacques Hiblot static inline int dwc3_setup_phy(struct udevice *dev, struct phy **array,
48*d648a50cSJean-Jacques Hiblot int *num_phys)
49*d648a50cSJean-Jacques Hiblot {
50*d648a50cSJean-Jacques Hiblot return -ENOTSUPP;
51*d648a50cSJean-Jacques Hiblot }
52*d648a50cSJean-Jacques Hiblot
dwc3_shutdown_phy(struct udevice * dev,struct phy * usb_phys,int num_phys)53*d648a50cSJean-Jacques Hiblot static inline int dwc3_shutdown_phy(struct udevice *dev, struct phy *usb_phys,
54*d648a50cSJean-Jacques Hiblot int num_phys)
55*d648a50cSJean-Jacques Hiblot {
56*d648a50cSJean-Jacques Hiblot return -ENOTSUPP;
57*d648a50cSJean-Jacques Hiblot }
58*d648a50cSJean-Jacques Hiblot #endif
59*d648a50cSJean-Jacques Hiblot
60da0d9e42SKishon Vijay Abraham I #endif /* __DWC3_UBOOT_H_ */
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