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Tom Rini83d290c2018-05-06 17:58:06 -04001/* SPDX-License-Identifier: GPL-2.0+ */
Patrice Chotard40d1a312017-09-05 11:04:24 +02002/*
Patrice Chotardfb48bc42017-10-23 09:53:57 +02003 * Copyright (C) 2017, STMicroelectronics - All Rights Reserved
Patrice Chotard0f8106f2020-12-02 18:47:30 +01004 * Author(s): Patrice Chotard, <patrice.chotard@foss.st.com> for STMicroelectronics.
Patrice Chotard40d1a312017-09-05 11:04:24 +02005 */
6
7#ifndef __DWC3_STI_UBOOT_H_
8#define __DWC3_STI_UBOOT_H_
9
10/* glue registers */
Simon Glasscd93d622020-05-10 11:40:13 -060011#include <linux/bitops.h>
Patrice Chotard40d1a312017-09-05 11:04:24 +020012#define CLKRST_CTRL 0x00
13#define AUX_CLK_EN BIT(0)
14#define SW_PIPEW_RESET_N BIT(4)
15#define EXT_CFG_RESET_N BIT(8)
16
17#define XHCI_REVISION BIT(12)
18
19#define USB2_VBUS_MNGMNT_SEL1 0x2C
20#define USB2_VBUS_UTMIOTG 0x1
21
22#define SEL_OVERRIDE_VBUSVALID(n) ((n) << 0)
23#define SEL_OVERRIDE_POWERPRESENT(n) ((n) << 4)
24#define SEL_OVERRIDE_BVALID(n) ((n) << 8)
25
26/* Static DRD configuration */
27#define USB3_CONTROL_MASK 0xf77
28
29#define USB3_DEVICE_NOT_HOST BIT(0)
30#define USB3_FORCE_VBUSVALID BIT(1)
31#define USB3_DELAY_VBUSVALID BIT(2)
32#define USB3_SEL_FORCE_OPMODE BIT(4)
33#define USB3_FORCE_OPMODE(n) ((n) << 5)
34#define USB3_SEL_FORCE_DPPULLDOWN2 BIT(8)
35#define USB3_FORCE_DPPULLDOWN2 BIT(9)
36#define USB3_SEL_FORCE_DMPULLDOWN2 BIT(10)
37#define USB3_FORCE_DMPULLDOWN2 BIT(11)
38
39int sti_dwc3_init(enum usb_dr_mode mode);
40
41#endif /* __DWC3_STI_UBOOT_H_ */