xref: /openbmc/u-boot/drivers/usb/musb/musb_hcd.h (revision 93322749)
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 /* USB HUB CONSTANTS (not OHCI-specific; see hub.h) */
41 
42 /* destination of request */
43 #define RH_INTERFACE		   0x01
44 #define RH_ENDPOINT		   0x02
45 #define RH_OTHER		   0x03
46 
47 #define RH_CLASS		   0x20
48 #define RH_VENDOR		   0x40
49 
50 /* Requests: bRequest << 8 | bmRequestType */
51 #define RH_GET_STATUS		0x0080
52 #define RH_CLEAR_FEATURE	0x0100
53 #define RH_SET_FEATURE		0x0300
54 #define RH_SET_ADDRESS		0x0500
55 #define RH_GET_DESCRIPTOR	0x0680
56 #define RH_SET_DESCRIPTOR	0x0700
57 #define RH_GET_CONFIGURATION	0x0880
58 #define RH_SET_CONFIGURATION	0x0900
59 #define RH_GET_STATE		0x0280
60 #define RH_GET_INTERFACE	0x0A80
61 #define RH_SET_INTERFACE	0x0B00
62 #define RH_SYNC_FRAME		0x0C80
63 /* Our Vendor Specific Request */
64 #define RH_SET_EP		0x2000
65 
66 /* Hub port features */
67 #define RH_PORT_CONNECTION	   0x00
68 #define RH_PORT_ENABLE		   0x01
69 #define RH_PORT_SUSPEND		   0x02
70 #define RH_PORT_OVER_CURRENT	   0x03
71 #define RH_PORT_RESET		   0x04
72 #define RH_PORT_POWER		   0x08
73 #define RH_PORT_LOW_SPEED	   0x09
74 
75 #define RH_C_PORT_CONNECTION	   0x10
76 #define RH_C_PORT_ENABLE	   0x11
77 #define RH_C_PORT_SUSPEND	   0x12
78 #define RH_C_PORT_OVER_CURRENT	   0x13
79 #define RH_C_PORT_RESET		   0x14
80 
81 /* Hub features */
82 #define RH_C_HUB_LOCAL_POWER	   0x00
83 #define RH_C_HUB_OVER_CURRENT	   0x01
84 
85 #define RH_DEVICE_REMOTE_WAKEUP	   0x00
86 #define RH_ENDPOINT_STALL	   0x01
87 
88 #define RH_ACK			   0x01
89 #define RH_REQ_ERR		   -1
90 #define RH_NACK			   0x00
91 
92 /* extern functions */
93 extern int musb_platform_init(void);
94 extern void musb_platform_deinit(void);
95 
96 #endif	/* __MUSB_HCD_H__ */
97