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1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3  * FIXME correct answer depends on hmc_mode,
4  * as does (on omap1) any nonzero value for config->otg port number
5  */
6 #if IS_ENABLED(CONFIG_USB_OMAP)
7 #define	is_usb0_device(config)	1
8 #else
9 #define	is_usb0_device(config)	0
10 #endif
11 
12 #include <linux/platform_data/usb-omap1.h>
13 
14 #if IS_ENABLED(CONFIG_USB_SUPPORT)
15 void omap1_usb_init(struct omap_usb_config *pdata);
16 #else
omap1_usb_init(struct omap_usb_config * pdata)17 static inline void omap1_usb_init(struct omap_usb_config *pdata)
18 {
19 }
20 #endif
21 
22 #define OMAP1_OTG_BASE			0xfffb0400
23 #define OMAP1_UDC_BASE			0xfffb4000
24 #define OMAP1_OHCI_BASE			0xfffba000
25 
26 #define OMAP2_OHCI_BASE			0x4805e000
27 #define OMAP2_UDC_BASE			0x4805e200
28 #define OMAP2_OTG_BASE			0x4805e300
29 #define OTG_BASE			OMAP1_OTG_BASE
30 #define UDC_BASE			OMAP1_UDC_BASE
31 #define OMAP_OHCI_BASE			OMAP1_OHCI_BASE
32 
33 /*
34  * OTG and transceiver registers, for OMAPs starting with ARM926
35  */
36 #define OTG_REV				(OTG_BASE + 0x00)
37 #define OTG_SYSCON_1			(OTG_BASE + 0x04)
38 #	define	 USB2_TRX_MODE(w)	(((w)>>24)&0x07)
39 #	define	 USB1_TRX_MODE(w)	(((w)>>20)&0x07)
40 #	define	 USB0_TRX_MODE(w)	(((w)>>16)&0x07)
41 #	define	 OTG_IDLE_EN		(1 << 15)
42 #	define	 HST_IDLE_EN		(1 << 14)
43 #	define	 DEV_IDLE_EN		(1 << 13)
44 #	define	 OTG_RESET_DONE		(1 << 2)
45 #	define	 OTG_SOFT_RESET		(1 << 1)
46 #define OTG_SYSCON_2			(OTG_BASE + 0x08)
47 #	define	 OTG_EN			(1 << 31)
48 #	define	 USBX_SYNCHRO		(1 << 30)
49 #	define	 OTG_MST16		(1 << 29)
50 #	define	 SRP_GPDATA		(1 << 28)
51 #	define	 SRP_GPDVBUS		(1 << 27)
52 #	define	 SRP_GPUVBUS(w)		(((w)>>24)&0x07)
53 #	define	 A_WAIT_VRISE(w)	(((w)>>20)&0x07)
54 #	define	 B_ASE_BRST(w)		(((w)>>16)&0x07)
55 #	define	 SRP_DPW		(1 << 14)
56 #	define	 SRP_DATA		(1 << 13)
57 #	define	 SRP_VBUS		(1 << 12)
58 #	define	 OTG_PADEN		(1 << 10)
59 #	define	 HMC_PADEN		(1 << 9)
60 #	define	 UHOST_EN		(1 << 8)
61 #	define	 HMC_TLLSPEED		(1 << 7)
62 #	define	 HMC_TLLATTACH		(1 << 6)
63 #	define	 OTG_HMC(w)		(((w)>>0)&0x3f)
64 #define OTG_CTRL			(OTG_BASE + 0x0c)
65 #	define	 OTG_USB2_EN		(1 << 29)
66 #	define	 OTG_USB2_DP		(1 << 28)
67 #	define	 OTG_USB2_DM		(1 << 27)
68 #	define	 OTG_USB1_EN		(1 << 26)
69 #	define	 OTG_USB1_DP		(1 << 25)
70 #	define	 OTG_USB1_DM		(1 << 24)
71 #	define	 OTG_USB0_EN		(1 << 23)
72 #	define	 OTG_USB0_DP		(1 << 22)
73 #	define	 OTG_USB0_DM		(1 << 21)
74 #	define	 OTG_ASESSVLD		(1 << 20)
75 #	define	 OTG_BSESSEND		(1 << 19)
76 #	define	 OTG_BSESSVLD		(1 << 18)
77 #	define	 OTG_VBUSVLD		(1 << 17)
78 #	define	 OTG_ID			(1 << 16)
79 #	define	 OTG_DRIVER_SEL		(1 << 15)
80 #	define	 OTG_A_SETB_HNPEN	(1 << 12)
81 #	define	 OTG_A_BUSREQ		(1 << 11)
82 #	define	 OTG_B_HNPEN		(1 << 9)
83 #	define	 OTG_B_BUSREQ		(1 << 8)
84 #	define	 OTG_BUSDROP		(1 << 7)
85 #	define	 OTG_PULLDOWN		(1 << 5)
86 #	define	 OTG_PULLUP		(1 << 4)
87 #	define	 OTG_DRV_VBUS		(1 << 3)
88 #	define	 OTG_PD_VBUS		(1 << 2)
89 #	define	 OTG_PU_VBUS		(1 << 1)
90 #	define	 OTG_PU_ID		(1 << 0)
91 #define OTG_IRQ_EN			(OTG_BASE + 0x10)	/* 16-bit */
92 #	define	 DRIVER_SWITCH		(1 << 15)
93 #	define	 A_VBUS_ERR		(1 << 13)
94 #	define	 A_REQ_TMROUT		(1 << 12)
95 #	define	 A_SRP_DETECT		(1 << 11)
96 #	define	 B_HNP_FAIL		(1 << 10)
97 #	define	 B_SRP_TMROUT		(1 << 9)
98 #	define	 B_SRP_DONE		(1 << 8)
99 #	define	 B_SRP_STARTED		(1 << 7)
100 #	define	 OPRT_CHG		(1 << 0)
101 #define OTG_IRQ_SRC			(OTG_BASE + 0x14)	/* 16-bit */
102 	// same bits as in IRQ_EN
103 #define OTG_OUTCTRL			(OTG_BASE + 0x18)	/* 16-bit */
104 #	define	 OTGVPD			(1 << 14)
105 #	define	 OTGVPU			(1 << 13)
106 #	define	 OTGPUID		(1 << 12)
107 #	define	 USB2VDR		(1 << 10)
108 #	define	 USB2PDEN		(1 << 9)
109 #	define	 USB2PUEN		(1 << 8)
110 #	define	 USB1VDR		(1 << 6)
111 #	define	 USB1PDEN		(1 << 5)
112 #	define	 USB1PUEN		(1 << 4)
113 #	define	 USB0VDR		(1 << 2)
114 #	define	 USB0PDEN		(1 << 1)
115 #	define	 USB0PUEN		(1 << 0)
116 #define OTG_TEST			(OTG_BASE + 0x20)	/* 16-bit */
117 #define OTG_VENDOR_CODE			(OTG_BASE + 0xfc)	/* 16-bit */
118 
119 /*-------------------------------------------------------------------------*/
120 
121 /* OMAP1 */
122 #define	USB_TRANSCEIVER_CTRL		(0xfffe1000 + 0x0064)
123 #	define	CONF_USB2_UNI_R		(1 << 8)
124 #	define	CONF_USB1_UNI_R		(1 << 7)
125 #	define	CONF_USB_PORT0_R(x)	(((x)>>4)&0x7)
126 #	define	CONF_USB0_ISOLATE_R	(1 << 3)
127 #	define	CONF_USB_PWRDN_DM_R	(1 << 2)
128 #	define	CONF_USB_PWRDN_DP_R	(1 << 1)
129