diff options
Diffstat (limited to 'include/linux/usb')
-rw-r--r-- | include/linux/usb/langwell_otg.h | 177 |
1 files changed, 0 insertions, 177 deletions
diff --git a/include/linux/usb/langwell_otg.h b/include/linux/usb/langwell_otg.h deleted file mode 100644 index e115ae6df1da..000000000000 --- a/include/linux/usb/langwell_otg.h +++ /dev/null | |||
@@ -1,177 +0,0 @@ | |||
1 | /* | ||
2 | * Intel Langwell USB OTG transceiver driver | ||
3 | * Copyright (C) 2008, Intel Corporation. | ||
4 | * | ||
5 | * This program is free software; you can redistribute it and/or modify it | ||
6 | * under the terms and conditions of the GNU General Public License, | ||
7 | * version 2, as published by the Free Software Foundation. | ||
8 | * | ||
9 | * This program is distributed in the hope it will be useful, but WITHOUT | ||
10 | * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | ||
11 | * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | ||
12 | * more details. | ||
13 | * | ||
14 | * You should have received a copy of the GNU General Public License along with | ||
15 | * this program; if not, write to the Free Software Foundation, Inc., | ||
16 | * 51 Franklin St - Fifth Floor, Boston, MA 02110-1301 USA. | ||
17 | * | ||
18 | */ | ||
19 | |||
20 | #ifndef __LANGWELL_OTG_H__ | ||
21 | #define __LANGWELL_OTG_H__ | ||
22 | |||
23 | /* notify transceiver driver about OTG events */ | ||
24 | extern void langwell_update_transceiver(void); | ||
25 | /* HCD register bus driver */ | ||
26 | extern int langwell_register_host(struct pci_driver *host_driver); | ||
27 | /* HCD unregister bus driver */ | ||
28 | extern void langwell_unregister_host(struct pci_driver *host_driver); | ||
29 | /* DCD register bus driver */ | ||
30 | extern int langwell_register_peripheral(struct pci_driver *client_driver); | ||
31 | /* DCD unregister bus driver */ | ||
32 | extern void langwell_unregister_peripheral(struct pci_driver *client_driver); | ||
33 | /* No silent failure, output warning message */ | ||
34 | extern void langwell_otg_nsf_msg(unsigned long message); | ||
35 | |||
36 | #define CI_USBCMD 0x30 | ||
37 | # define USBCMD_RST BIT(1) | ||
38 | # define USBCMD_RS BIT(0) | ||
39 | #define CI_USBSTS 0x34 | ||
40 | # define USBSTS_SLI BIT(8) | ||
41 | # define USBSTS_URI BIT(6) | ||
42 | # define USBSTS_PCI BIT(2) | ||
43 | #define CI_PORTSC1 0x74 | ||
44 | # define PORTSC_PP BIT(12) | ||
45 | # define PORTSC_LS (BIT(11) | BIT(10)) | ||
46 | # define PORTSC_SUSP BIT(7) | ||
47 | # define PORTSC_CCS BIT(0) | ||
48 | #define CI_HOSTPC1 0xb4 | ||
49 | # define HOSTPC1_PHCD BIT(22) | ||
50 | #define CI_OTGSC 0xf4 | ||
51 | # define OTGSC_DPIE BIT(30) | ||
52 | # define OTGSC_1MSE BIT(29) | ||
53 | # define OTGSC_BSEIE BIT(28) | ||
54 | # define OTGSC_BSVIE BIT(27) | ||
55 | # define OTGSC_ASVIE BIT(26) | ||
56 | # define OTGSC_AVVIE BIT(25) | ||
57 | # define OTGSC_IDIE BIT(24) | ||
58 | # define OTGSC_DPIS BIT(22) | ||
59 | # define OTGSC_1MSS BIT(21) | ||
60 | # define OTGSC_BSEIS BIT(20) | ||
61 | # define OTGSC_BSVIS BIT(19) | ||
62 | # define OTGSC_ASVIS BIT(18) | ||
63 | # define OTGSC_AVVIS BIT(17) | ||
64 | # define OTGSC_IDIS BIT(16) | ||
65 | # define OTGSC_DPS BIT(14) | ||
66 | # define OTGSC_1MST BIT(13) | ||
67 | # define OTGSC_BSE BIT(12) | ||
68 | # define OTGSC_BSV BIT(11) | ||
69 | # define OTGSC_ASV BIT(10) | ||
70 | # define OTGSC_AVV BIT(9) | ||
71 | # define OTGSC_ID BIT(8) | ||
72 | # define OTGSC_HABA BIT(7) | ||
73 | # define OTGSC_HADP BIT(6) | ||
74 | # define OTGSC_IDPU BIT(5) | ||
75 | # define OTGSC_DP BIT(4) | ||
76 | # define OTGSC_OT BIT(3) | ||
77 | # define OTGSC_HAAR BIT(2) | ||
78 | # define OTGSC_VC BIT(1) | ||
79 | # define OTGSC_VD BIT(0) | ||
80 | # define OTGSC_INTEN_MASK (0x7f << 24) | ||
81 | # define OTGSC_INTSTS_MASK (0x7f << 16) | ||
82 | #define CI_USBMODE 0xf8 | ||
83 | # define USBMODE_CM (BIT(1) | BIT(0)) | ||
84 | # define USBMODE_IDLE 0 | ||
85 | # define USBMODE_DEVICE 0x2 | ||
86 | # define USBMODE_HOST 0x3 | ||
87 | |||
88 | #define INTR_DUMMY_MASK (USBSTS_SLI | USBSTS_URI | USBSTS_PCI) | ||
89 | |||
90 | struct otg_hsm { | ||
91 | /* Input */ | ||
92 | int a_bus_resume; | ||
93 | int a_bus_suspend; | ||
94 | int a_conn; | ||
95 | int a_sess_vld; | ||
96 | int a_srp_det; | ||
97 | int a_vbus_vld; | ||
98 | int b_bus_resume; | ||
99 | int b_bus_suspend; | ||
100 | int b_conn; | ||
101 | int b_se0_srp; | ||
102 | int b_sess_end; | ||
103 | int b_sess_vld; | ||
104 | int id; | ||
105 | |||
106 | /* Internal variables */ | ||
107 | int a_set_b_hnp_en; | ||
108 | int b_srp_done; | ||
109 | int b_hnp_enable; | ||
110 | |||
111 | /* Timeout indicator for timers */ | ||
112 | int a_wait_vrise_tmout; | ||
113 | int a_wait_bcon_tmout; | ||
114 | int a_aidl_bdis_tmout; | ||
115 | int b_ase0_brst_tmout; | ||
116 | int b_bus_suspend_tmout; | ||
117 | int b_srp_res_tmout; | ||
118 | |||
119 | /* Informative variables */ | ||
120 | int a_bus_drop; | ||
121 | int a_bus_req; | ||
122 | int a_clr_err; | ||
123 | int a_suspend_req; | ||
124 | int b_bus_req; | ||
125 | |||
126 | /* Output */ | ||
127 | int drv_vbus; | ||
128 | int loc_conn; | ||
129 | int loc_sof; | ||
130 | |||
131 | /* Others */ | ||
132 | int b_bus_suspend_vld; | ||
133 | }; | ||
134 | |||
135 | #define TA_WAIT_VRISE 100 | ||
136 | #define TA_WAIT_BCON 30000 | ||
137 | #define TA_AIDL_BDIS 15000 | ||
138 | #define TB_ASE0_BRST 5000 | ||
139 | #define TB_SE0_SRP 2 | ||
140 | #define TB_SRP_RES 100 | ||
141 | #define TB_BUS_SUSPEND 500 | ||
142 | |||
143 | struct langwell_otg_timer { | ||
144 | unsigned long expires; /* Number of count increase to timeout */ | ||
145 | unsigned long count; /* Tick counter */ | ||
146 | void (*function)(unsigned long); /* Timeout function */ | ||
147 | unsigned long data; /* Data passed to function */ | ||
148 | struct list_head list; | ||
149 | }; | ||
150 | |||
151 | struct langwell_otg { | ||
152 | struct otg_transceiver otg; | ||
153 | struct otg_hsm hsm; | ||
154 | void __iomem *regs; | ||
155 | unsigned region; | ||
156 | struct pci_driver *host_ops; | ||
157 | struct pci_driver *client_ops; | ||
158 | struct pci_dev *pdev; | ||
159 | struct work_struct work; | ||
160 | struct workqueue_struct *qwork; | ||
161 | spinlock_t lock; | ||
162 | spinlock_t wq_lock; | ||
163 | }; | ||
164 | |||
165 | static inline struct langwell_otg *otg_to_langwell(struct otg_transceiver *otg) | ||
166 | { | ||
167 | return container_of(otg, struct langwell_otg, otg); | ||
168 | } | ||
169 | |||
170 | #ifdef DEBUG | ||
171 | #define otg_dbg(fmt, args...) \ | ||
172 | printk(KERN_DEBUG fmt , ## args) | ||
173 | #else | ||
174 | #define otg_dbg(fmt, args...) \ | ||
175 | do { } while (0) | ||
176 | #endif /* DEBUG */ | ||
177 | #endif /* __LANGWELL_OTG_H__ */ | ||