forked from luck/tmp_suning_uos_patched
1ac91ac5d0
Because extcon is not allowed for new bindings, and the dual role switch is supported by USB Role Switch, especially for Type-C drivers, so register a USB Role Switch to support the new way Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com> Link: https://lore.kernel.org/r/1567070558-29417-12-git-send-email-chunfeng.yun@mediatek.com Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
104 lines
2.4 KiB
C
104 lines
2.4 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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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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#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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void ssusb_wakeup_set(struct ssusb_mtk *ssusb, bool enable);
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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 void ssusb_wakeup_set(struct ssusb_mtk *ssusb, bool enable)
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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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void ssusb_mode_switch(struct ssusb_mtk *ssusb, int to_host);
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int ssusb_set_vbus(struct otg_switch_mtk *otg_sx, int is_on);
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void ssusb_set_force_mode(struct ssusb_mtk *ssusb,
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enum mtu3_dr_force_mode mode);
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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 void ssusb_mode_switch(struct ssusb_mtk *ssusb, int to_host)
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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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static inline void
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ssusb_set_force_mode(struct ssusb_mtk *ssusb, enum mtu3_dr_force_mode mode)
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{}
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#endif
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#endif /* _MTU3_DR_H_ */
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