xref: /openbmc/u-boot/drivers/usb/host/sl811.h (revision f75a729b)
1 #ifndef __UBOOT_SL811_H
2 #define __UBOOT_SL811_H
3 
4 #undef SL811_DEBUG
5 
6 #ifdef SL811_DEBUG
7 	#define PDEBUG(level, fmt, args...) \
8 		if (debug >= (level)) printf("[%s:%d] " fmt, \
9 		__PRETTY_FUNCTION__, __LINE__ , ## args)
10 #else
11 	#define PDEBUG(level, fmt, args...) do {} while(0)
12 #endif
13 
14 /* Sl811 host control register */
15 #define	SL811_CTRL_A		0x00
16 #define	SL811_ADDR_A		0x01
17 #define	SL811_LEN_A		0x02
18 #define	SL811_STS_A		0x03	/* read	*/
19 #define	SL811_PIDEP_A		0x03	/* write */
20 #define	SL811_CNT_A		0x04	/* read	*/
21 #define	SL811_DEV_A		0x04	/* write */
22 #define	SL811_CTRL1		0x05
23 #define	SL811_INTR		0x06
24 #define	SL811_CTRL_B		0x08
25 #define	SL811_ADDR_B		0x09
26 #define	SL811_LEN_B		0x0A
27 #define	SL811_STS_B		0x0B	/* read	*/
28 #define	SL811_PIDEP_B		0x0B	/* write */
29 #define	SL811_CNT_B		0x0C	/* read	*/
30 #define	SL811_DEV_B		0x0C	/* write */
31 #define	SL811_INTRSTS		0x0D	/* write clears	bitwise	*/
32 #define	SL811_HWREV		0x0E	/* read	*/
33 #define	SL811_SOFLOW		0x0E	/* write */
34 #define	SL811_SOFCNTDIV		0x0F	/* read	*/
35 #define	SL811_CTRL2		0x0F	/* write */
36 
37 /* USB control register bits (addr 0x00 and addr 0x08) */
38 #define	SL811_USB_CTRL_ARM	0x01
39 #define	SL811_USB_CTRL_ENABLE	0x02
40 #define	SL811_USB_CTRL_DIR_OUT	0x04
41 #define	SL811_USB_CTRL_ISO	0x10
42 #define	SL811_USB_CTRL_SOF	0x20
43 #define	SL811_USB_CTRL_TOGGLE_1	0x40
44 #define	SL811_USB_CTRL_PREAMBLE	0x80
45 
46 /* USB status register bits (addr 0x03 and addr 0x0B) */
47 #define	SL811_USB_STS_ACK	0x01
48 #define	SL811_USB_STS_ERROR	0x02
49 #define	SL811_USB_STS_TIMEOUT	0x04
50 #define	SL811_USB_STS_TOGGLE_1	0x08
51 #define	SL811_USB_STS_SETUP	0x10
52 #define	SL811_USB_STS_OVERFLOW	0x20
53 #define	SL811_USB_STS_NAK	0x40
54 #define	SL811_USB_STS_STALL	0x80
55 
56 /* Control register 1 bits (addr 0x05) */
57 #define	SL811_CTRL1_SOF		0x01
58 #define	SL811_CTRL1_RESET	0x08
59 #define	SL811_CTRL1_JKSTATE	0x10
60 #define	SL811_CTRL1_SPEED_LOW	0x20
61 #define	SL811_CTRL1_SUSPEND	0x40
62 
63 /* Interrut enable (addr 0x06) and interrupt status register bits (addr 0x0D) */
64 #define	SL811_INTR_DONE_A	0x01
65 #define	SL811_INTR_DONE_B	0x02
66 #define	SL811_INTR_SOF		0x10
67 #define	SL811_INTR_INSRMV	0x20
68 #define	SL811_INTR_DETECT	0x40
69 #define	SL811_INTR_NOTPRESENT	0x40
70 #define	SL811_INTR_SPEED_FULL	0x80    /* only in status reg */
71 
72 /* HW rev and SOF lo register bits (addr 0x0E) */
73 #define	SL811_HWR_HWREV		0xF0
74 
75 /* SOF counter and control reg 2 (addr 0x0F) */
76 #define	SL811_CTL2_SOFHI	0x3F
77 #define	SL811_CTL2_DSWAP	0x40
78 #define	SL811_CTL2_HOST		0x80
79 
80 /* Set up for 1-ms SOF time. */
81 #define SL811_12M_LOW		0xE0
82 #define SL811_12M_HI		0x2E
83 
84 #define SL811_DATA_START	0x10
85 #define SL811_DATA_LIMIT	240
86 
87 /* Requests: bRequest << 8 | bmRequestType */
88 #define RH_GET_STATUS           0x0080
89 #define RH_CLEAR_FEATURE        0x0100
90 #define RH_SET_FEATURE          0x0300
91 #define RH_SET_ADDRESS		0x0500
92 #define RH_GET_DESCRIPTOR	0x0680
93 #define RH_SET_DESCRIPTOR       0x0700
94 #define RH_GET_CONFIGURATION	0x0880
95 #define RH_SET_CONFIGURATION	0x0900
96 #define RH_GET_STATE            0x0280
97 #define RH_GET_INTERFACE        0x0A80
98 #define RH_SET_INTERFACE        0x0B00
99 #define RH_SYNC_FRAME           0x0C80
100 
101 
102 #define PIDEP(pid, ep) (((pid) & 0x0f) << 4 | (ep))
103 
104 #endif	/* __UBOOT_SL811_H */
105