1/* SPDX-License-Identifier: GPL-2.0 */
 2#ifndef __MACH_IMX_EHCI_H
 3#define __MACH_IMX_EHCI_H
 4
 5/* values for portsc field */
 6#define MXC_EHCI_PHY_LOW_POWER_SUSPEND	(1 << 23)
 7#define MXC_EHCI_FORCE_FS		(1 << 24)
 8#define MXC_EHCI_UTMI_8BIT		(0 << 28)
 9#define MXC_EHCI_UTMI_16BIT		(1 << 28)
10#define MXC_EHCI_SERIAL			(1 << 29)
11#define MXC_EHCI_MODE_UTMI		(0 << 30)
12#define MXC_EHCI_MODE_PHILIPS		(1 << 30)
13#define MXC_EHCI_MODE_ULPI		(2 << 30)
14#define MXC_EHCI_MODE_SERIAL		(3 << 30)
15
16/* values for flags field */
17#define MXC_EHCI_INTERFACE_DIFF_UNI	(0 << 0)
18#define MXC_EHCI_INTERFACE_DIFF_BI	(1 << 0)
19#define MXC_EHCI_INTERFACE_SINGLE_UNI	(2 << 0)
20#define MXC_EHCI_INTERFACE_SINGLE_BI	(3 << 0)
21#define MXC_EHCI_INTERFACE_MASK		(0xf)
22
23#define MXC_EHCI_POWER_PINS_ENABLED	(1 << 5)
24#define MXC_EHCI_PWR_PIN_ACTIVE_HIGH	(1 << 6)
25#define MXC_EHCI_OC_PIN_ACTIVE_LOW	(1 << 7)
26#define MXC_EHCI_TTL_ENABLED		(1 << 8)
27
28#define MXC_EHCI_INTERNAL_PHY		(1 << 9)
29#define MXC_EHCI_IPPUE_DOWN		(1 << 10)
30#define MXC_EHCI_IPPUE_UP		(1 << 11)
31#define MXC_EHCI_WAKEUP_ENABLED		(1 << 12)
32#define MXC_EHCI_ITC_NO_THRESHOLD	(1 << 13)
33
34#define MXC_USBCTRL_OFFSET		0
35#define MXC_USB_PHY_CTR_FUNC_OFFSET	0x8
36#define MXC_USB_PHY_CTR_FUNC2_OFFSET	0xc
37#define MXC_USBH2CTRL_OFFSET		0x14
38
39int mx25_initialize_usb_hw(int port, unsigned int flags);
40int mx31_initialize_usb_hw(int port, unsigned int flags);
41int mx35_initialize_usb_hw(int port, unsigned int flags);
42int mx27_initialize_usb_hw(int port, unsigned int flags);
43
44#endif /* __MACH_IMX_EHCI_H */