1 /* SPDX-License-Identifier: GPL-2.0 */
2 /*
3 * mtu3_dr.h - dual role switch and host glue layer header
4 *
5 * Copyright (C) 2016 MediaTek Inc.
6 *
7 * Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
8 */
9
10 #ifndef _MTU3_DR_H_
11 #define _MTU3_DR_H_
12
13 #if IS_ENABLED(CONFIG_USB_MTU3_HOST) || IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
14
15 int ssusb_host_init(struct ssusb_mtk *ssusb, struct device_node *parent_dn);
16 void ssusb_host_exit(struct ssusb_mtk *ssusb);
17 int ssusb_wakeup_of_property_parse(struct ssusb_mtk *ssusb,
18 struct device_node *dn);
19 int ssusb_host_enable(struct ssusb_mtk *ssusb);
20 int ssusb_host_disable(struct ssusb_mtk *ssusb, bool suspend);
21 void ssusb_wakeup_set(struct ssusb_mtk *ssusb, bool enable);
22
23 #else
24
ssusb_host_init(struct ssusb_mtk * ssusb,struct device_node * parent_dn)25 static inline int ssusb_host_init(struct ssusb_mtk *ssusb,
26
27 struct device_node *parent_dn)
28 {
29 return 0;
30 }
31
ssusb_host_exit(struct ssusb_mtk * ssusb)32 static inline void ssusb_host_exit(struct ssusb_mtk *ssusb)
33 {}
34
ssusb_wakeup_of_property_parse(struct ssusb_mtk * ssusb,struct device_node * dn)35 static inline int ssusb_wakeup_of_property_parse(
36 struct ssusb_mtk *ssusb, struct device_node *dn)
37 {
38 return 0;
39 }
40
ssusb_host_enable(struct ssusb_mtk * ssusb)41 static inline int ssusb_host_enable(struct ssusb_mtk *ssusb)
42 {
43 return 0;
44 }
45
ssusb_host_disable(struct ssusb_mtk * ssusb,bool suspend)46 static inline int ssusb_host_disable(struct ssusb_mtk *ssusb, bool suspend)
47 {
48 return 0;
49 }
50
ssusb_wakeup_set(struct ssusb_mtk * ssusb,bool enable)51 static inline void ssusb_wakeup_set(struct ssusb_mtk *ssusb, bool enable)
52 {}
53
54 #endif
55
56
57 #if IS_ENABLED(CONFIG_USB_MTU3_GADGET) || IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
58 int ssusb_gadget_init(struct ssusb_mtk *ssusb);
59 void ssusb_gadget_exit(struct ssusb_mtk *ssusb);
60 #else
ssusb_gadget_init(struct ssusb_mtk * ssusb)61 static inline int ssusb_gadget_init(struct ssusb_mtk *ssusb)
62 {
63 return 0;
64 }
65
ssusb_gadget_exit(struct ssusb_mtk * ssusb)66 static inline void ssusb_gadget_exit(struct ssusb_mtk *ssusb)
67 {}
68 #endif
69
70
71 #if IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
72 int ssusb_otg_switch_init(struct ssusb_mtk *ssusb);
73 void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb);
74 void ssusb_mode_switch(struct ssusb_mtk *ssusb, int to_host);
75 int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on);
76 void ssusb_set_force_mode(struct ssusb_mtk *ssusb,
77 enum mtu3_dr_force_mode mode);
78
79 #else
80
ssusb_otg_switch_init(struct ssusb_mtk * ssusb)81 static inline int ssusb_otg_switch_init(struct ssusb_mtk *ssusb)
82 {
83 return 0;
84 }
85
ssusb_otg_switch_exit(struct ssusb_mtk * ssusb)86 static inline void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb)
87 {}
88
ssusb_mode_switch(struct ssusb_mtk * ssusb,int to_host)89 static inline void ssusb_mode_switch(struct ssusb_mtk *ssusb, int to_host)
90 {}
91
ssusb_set_vbus(struct otg_switch_mtk * otg_sx,int is_on)92 static inline int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on)
93 {
94 return 0;
95 }
96
97 static inline void
ssusb_set_force_mode(struct ssusb_mtk * ssusb,enum mtu3_dr_force_mode mode)98 ssusb_set_force_mode(struct ssusb_mtk *ssusb, enum mtu3_dr_force_mode mode)
99 {}
100
101 #endif
102
103 #endif /* _MTU3_DR_H_ */
104