xref: /openbmc/u-boot/drivers/usb/musb/musb_hcd.h (revision 3bddafaa)
1 /*
2  * Mentor USB OTG Core host controller driver.
3  *
4  * Copyright (c) 2008 Texas Instruments
5  *
6  * SPDX-License-Identifier:	GPL-2.0+
7  *
8  * Author: Thomas Abraham t-abraham@ti.com, Texas Instruments
9  */
10 
11 #ifndef __MUSB_HCD_H__
12 #define __MUSB_HCD_H__
13 
14 #include "musb_core.h"
15 #ifdef CONFIG_USB_KEYBOARD
16 #include <stdio_dev.h>
17 extern unsigned char new[];
18 #endif
19 
20 #ifndef CONFIG_MUSB_TIMEOUT
21 # define CONFIG_MUSB_TIMEOUT 100000
22 #endif
23 
24 /* This defines the endpoint number used for control transfers */
25 #define MUSB_CONTROL_EP 0
26 
27 /* This defines the endpoint number used for bulk transfer */
28 #ifndef MUSB_BULK_EP
29 # define MUSB_BULK_EP 1
30 #endif
31 
32 /* This defines the endpoint number used for interrupt transfer */
33 #define MUSB_INTR_EP 2
34 
35 /* Determine the operating speed of MUSB core */
36 #define musb_ishighspeed() \
37 	((readb(&musbr->power) & MUSB_POWER_HSMODE) \
38 		>> MUSB_POWER_HSMODE_SHIFT)
39 
40 #define min_t(type, x, y)	\
41 	({ type __x = (x); type __y = (y); __x < __y ? __x : __y; })
42 
43 /* USB HUB CONSTANTS (not OHCI-specific; see hub.h) */
44 
45 /* destination of request */
46 #define RH_INTERFACE		   0x01
47 #define RH_ENDPOINT		   0x02
48 #define RH_OTHER		   0x03
49 
50 #define RH_CLASS		   0x20
51 #define RH_VENDOR		   0x40
52 
53 /* Requests: bRequest << 8 | bmRequestType */
54 #define RH_GET_STATUS		0x0080
55 #define RH_CLEAR_FEATURE	0x0100
56 #define RH_SET_FEATURE		0x0300
57 #define RH_SET_ADDRESS		0x0500
58 #define RH_GET_DESCRIPTOR	0x0680
59 #define RH_SET_DESCRIPTOR	0x0700
60 #define RH_GET_CONFIGURATION	0x0880
61 #define RH_SET_CONFIGURATION	0x0900
62 #define RH_GET_STATE		0x0280
63 #define RH_GET_INTERFACE	0x0A80
64 #define RH_SET_INTERFACE	0x0B00
65 #define RH_SYNC_FRAME		0x0C80
66 /* Our Vendor Specific Request */
67 #define RH_SET_EP		0x2000
68 
69 /* Hub port features */
70 #define RH_PORT_CONNECTION	   0x00
71 #define RH_PORT_ENABLE		   0x01
72 #define RH_PORT_SUSPEND		   0x02
73 #define RH_PORT_OVER_CURRENT	   0x03
74 #define RH_PORT_RESET		   0x04
75 #define RH_PORT_POWER		   0x08
76 #define RH_PORT_LOW_SPEED	   0x09
77 
78 #define RH_C_PORT_CONNECTION	   0x10
79 #define RH_C_PORT_ENABLE	   0x11
80 #define RH_C_PORT_SUSPEND	   0x12
81 #define RH_C_PORT_OVER_CURRENT	   0x13
82 #define RH_C_PORT_RESET		   0x14
83 
84 /* Hub features */
85 #define RH_C_HUB_LOCAL_POWER	   0x00
86 #define RH_C_HUB_OVER_CURRENT	   0x01
87 
88 #define RH_DEVICE_REMOTE_WAKEUP	   0x00
89 #define RH_ENDPOINT_STALL	   0x01
90 
91 #define RH_ACK			   0x01
92 #define RH_REQ_ERR		   -1
93 #define RH_NACK			   0x00
94 
95 /* extern functions */
96 extern int musb_platform_init(void);
97 extern void musb_platform_deinit(void);
98 
99 #endif	/* __MUSB_HCD_H__ */
100