1 /* SPDX-License-Identifier: GPL-2.0+ */
3 * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
4 * Author(s): Patrice Chotard, <patrice.chotard@st.com> for STMicroelectronics.
7 #ifndef __DWC3_STI_UBOOT_H_
8 #define __DWC3_STI_UBOOT_H_
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)
16 #define XHCI_REVISION BIT(12)
18 #define USB2_VBUS_MNGMNT_SEL1 0x2C
19 #define USB2_VBUS_UTMIOTG 0x1
21 #define SEL_OVERRIDE_VBUSVALID(n) ((n) << 0)
22 #define SEL_OVERRIDE_POWERPRESENT(n) ((n) << 4)
23 #define SEL_OVERRIDE_BVALID(n) ((n) << 8)
25 /* Static DRD configuration */
26 #define USB3_CONTROL_MASK 0xf77
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)
38 int sti_dwc3_init(enum usb_dr_mode mode);
40 #endif /* __DWC3_STI_UBOOT_H_ */