drivers/misc/mediatek/extcon/extcon-kirkwood-usb.h

/* SPDX-License-Identifier: GPL-2.0 */
/*
 * Copyright (C) 2020 MediaTek Inc.
 */

#ifndef __EXTCON_KIRKWOOD_USB_H
#define __EXTCON_KIRKWOOD_USB_H
#include <linux/mutex.h>
#include <linux/power_supply.h>
#include <linux/usb/typec.h>
#include <linux/usb/role.h>

struct extcon_kirkwood {
	struct device *dev;
	struct mutex ekw_mutex;

	int bc12_role;
	unsigned int bc12_cable;

	struct gpio_desc *good_bat_gpiod;
	int good_bat_irq;
	unsigned int good_bat_gpio_dts;
	unsigned int good_bat_polarity;
	int good_bat_fixed;

	struct gpio_desc *sw_open_gpiod;
	int sw_open_irq;
	unsigned int sw_open_gpio_dts;
	unsigned int sw_open_polarity;

	struct gpio_desc *chg_aln_gpiod;
	int chg_aln_irq;
	unsigned int chg_aln_gpio_dts;
	unsigned int chg_aln_polarity;

	struct gpio_desc *chg_det_gpiod;
	int chg_det_irq;
	unsigned int chg_det_gpio_dts;
	unsigned int chg_det_polarity;

	unsigned long debounce_jiffies;
	struct delayed_work wq_detcable;

	struct extcon_dev *edev;
	struct usb_role_switch *usb_role_sw;

	unsigned int usb_cable;
	enum usb_role usb_data_role;
	enum typec_port_data port_data_role;

	bool usb_hal_ver_en;
	u32  usb_hal_ver;
	enum usb_role ban_usb_data_role;
	/* indicate the usb role is set to NONE from sysfs role_store forcefully,
	 * and can be changed only from role_store, not changeable from role_switch
	 * interface.
	 */
	bool forced_role_none;

	/* Used to export BC1.2 psy status */
	struct power_supply *psy;
	struct power_supply_desc psy_desc;
	enum power_supply_usb_type bc12_usb_type;

#if IS_ENABLED(CONFIG_DEBUG_FS)
	struct dentry *debugfs_root;
	char cmd_buf[1024];
#endif
};

enum {
	BC12_DETECTED_NON = 0,
	BC12_DETECTED_DCP,
	BC12_DETECTED_CDP,
	BC12_DETECTED_CDP_B,
	BC12_DETECTED_SDP,
	BC12_DETECTED_SDP_B,
	BC12_DETECTED_BRK,
	BC12_DETECTED_UNK,
};
#endif