mirror of
https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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d0ed062a8b
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>
109 lines
2.6 KiB
C
109 lines
2.6 KiB
C
/*
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* mtu3_dr.h - dual role switch and host glue layer header
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*
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* Copyright (C) 2016 MediaTek Inc.
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*
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* Author: Chunfeng Yun <chunfeng.yun@mediatek.com>
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*
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* This software is licensed under the terms of the GNU General Public
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* License version 2, as published by the Free Software Foundation, and
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* may be copied, distributed, and modified under those terms.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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*/
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#ifndef _MTU3_DR_H_
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#define _MTU3_DR_H_
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#if IS_ENABLED(CONFIG_USB_MTU3_HOST) || IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
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int ssusb_host_init(struct ssusb_mtk *ssusb, struct device_node *parent_dn);
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void ssusb_host_exit(struct ssusb_mtk *ssusb);
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int ssusb_wakeup_of_property_parse(struct ssusb_mtk *ssusb,
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struct device_node *dn);
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int ssusb_host_enable(struct ssusb_mtk *ssusb);
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int ssusb_host_disable(struct ssusb_mtk *ssusb, bool suspend);
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int ssusb_wakeup_enable(struct ssusb_mtk *ssusb);
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void ssusb_wakeup_disable(struct ssusb_mtk *ssusb);
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#else
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static inline int ssusb_host_init(struct ssusb_mtk *ssusb,
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struct device_node *parent_dn)
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{
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return 0;
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}
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static inline void ssusb_host_exit(struct ssusb_mtk *ssusb)
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{}
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static inline int ssusb_wakeup_of_property_parse(
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struct ssusb_mtk *ssusb, struct device_node *dn)
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{
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return 0;
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}
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static inline int ssusb_host_enable(struct ssusb_mtk *ssusb)
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{
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return 0;
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}
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static inline int ssusb_host_disable(struct ssusb_mtk *ssusb, bool suspend)
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{
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return 0;
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}
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static inline int ssusb_wakeup_enable(struct ssusb_mtk *ssusb)
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{
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return 0;
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}
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static inline void ssusb_wakeup_disable(struct ssusb_mtk *ssusb)
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{}
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#endif
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#if IS_ENABLED(CONFIG_USB_MTU3_GADGET) || IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
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int ssusb_gadget_init(struct ssusb_mtk *ssusb);
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void ssusb_gadget_exit(struct ssusb_mtk *ssusb);
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#else
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static inline int ssusb_gadget_init(struct ssusb_mtk *ssusb)
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{
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return 0;
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}
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static inline void ssusb_gadget_exit(struct ssusb_mtk *ssusb)
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{}
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#endif
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#if IS_ENABLED(CONFIG_USB_MTU3_DUAL_ROLE)
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int ssusb_otg_switch_init(struct ssusb_mtk *ssusb);
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void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb);
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int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on);
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#else
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static inline int ssusb_otg_switch_init(struct ssusb_mtk *ssusb)
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{
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return 0;
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}
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static inline void ssusb_otg_switch_exit(struct ssusb_mtk *ssusb)
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{}
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static inline int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on)
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{
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return 0;
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}
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#endif
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#endif /* _MTU3_DR_H_ */
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