xref: /openbmc/linux/drivers/usb/mtu3/mtu3_dr.h (revision ebd09753)
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 
25 static inline int ssusb_host_init(struct ssusb_mtk *ssusb,
26 
27 	struct device_node *parent_dn)
28 {
29 	return 0;
30 }
31 
32 static inline void ssusb_host_exit(struct ssusb_mtk *ssusb)
33 {}
34 
35 static inline int ssusb_wakeup_of_property_parse(
36 	struct ssusb_mtk *ssusb, struct device_node *dn)
37 {
38 	return 0;
39 }
40 
41 static inline int ssusb_host_enable(struct ssusb_mtk *ssusb)
42 {
43 	return 0;
44 }
45 
46 static inline int ssusb_host_disable(struct ssusb_mtk *ssusb, bool suspend)
47 {
48 	return 0;
49 }
50 
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
61 static inline int ssusb_gadget_init(struct ssusb_mtk *ssusb)
62 {
63 	return 0;
64 }
65 
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 int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on);
75 void ssusb_set_force_mode(struct ssusb_mtk *ssusb,
76 			  enum mtu3_dr_force_mode mode);
77 
78 #else
79 
80 static inline int ssusb_otg_switch_init(struct ssusb_mtk *ssusb)
81 {
82 	return 0;
83 }
84 
85 static inline void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb)
86 {}
87 
88 static inline int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on)
89 {
90 	return 0;
91 }
92 
93 static inline void
94 ssusb_set_force_mode(struct ssusb_mtk *ssusb, enum mtu3_dr_force_mode mode)
95 {}
96 
97 #endif
98 
99 #endif		/* _MTU3_DR_H_ */
100