diff options
| author | Chunfeng Yun <chunfeng.yun@mediatek.com> | 2016-10-19 10:28:26 +0800 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2016-10-27 17:02:41 +0200 |
| commit | d0ed062a8b75b9c9ba5a942894636f2d9bb72040 (patch) | |
| tree | 13f0860c5451f03778668e823b7c9321b5089d00 /drivers/usb/mtu3/mtu3_dr.h | |
| parent | b3f4e727c1ecec36e628e89298349d9c51a32aac (diff) | |
usb: mtu3: dual-role mode support
support dual-role mode; there are two ways to switch between
host and device modes, one is by idpin, another is by debugfs
which depends on user input.
Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/usb/mtu3/mtu3_dr.h')
| -rw-r--r-- | drivers/usb/mtu3/mtu3_dr.h | 27 |
1 files changed, 25 insertions, 2 deletions
diff --git a/drivers/usb/mtu3/mtu3_dr.h b/drivers/usb/mtu3/mtu3_dr.h index 07066f4093ab..9b228b5811b0 100644 --- a/drivers/usb/mtu3/mtu3_dr.h +++ b/drivers/usb/mtu3/mtu3_dr.h @@ -19,7 +19,7 @@ #ifndef _MTU3_DR_H_ #define _MTU3_DR_H_ -#if IS_ENABLED(CONFIG_USB_MTU3_HOST) +#if IS_ENABLED(CONFIG_USB_MTU3_HOST) || IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE) int ssusb_host_init(struct ssusb_mtk *ssusb, struct device_node *parent_dn); void ssusb_host_exit(struct ssusb_mtk *ssusb); @@ -69,7 +69,7 @@ static inline void ssusb_wakeup_disable(struct ssusb_mtk *ssusb) #endif -#if IS_ENABLED(CONFIG_USB_MTU3_GADGET) +#if IS_ENABLED(CONFIG_USB_MTU3_GADGET) || IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE) int ssusb_gadget_init(struct ssusb_mtk *ssusb); void ssusb_gadget_exit(struct ssusb_mtk *ssusb); #else @@ -82,4 +82,27 @@ static inline void ssusb_gadget_exit(struct ssusb_mtk *ssusb) {} #endif + +#if IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE) +int ssusb_otg_switch_init(struct ssusb_mtk *ssusb); +void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb); +int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on); + +#else + +static inline int ssusb_otg_switch_init(struct ssusb_mtk *ssusb) +{ + return 0; +} + +static inline void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb) +{} + +static inline int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on) +{ + return 0; +} + +#endif + #endif /* _MTU3_DR_H_ */ |