1 /* SPDX-License-Identifier: GPL-2.0-or-later */ 2 /*************************************************************************** 3 * Copyright (C) 2010-2012 Hans de Goede <hdegoede@redhat.com> * 4 * * 5 ***************************************************************************/ 6 7 #include <linux/mutex.h> 8 9 struct sch56xx_watchdog_data; 10 11 int sch56xx_read_virtual_reg(u16 addr, u16 reg); 12 int sch56xx_write_virtual_reg(u16 addr, u16 reg, u8 val); 13 int sch56xx_read_virtual_reg16(u16 addr, u16 reg); 14 int sch56xx_read_virtual_reg12(u16 addr, u16 msb_reg, u16 lsn_reg, 15 int high_nibble); 16 17 void sch56xx_watchdog_register(struct device *parent, u16 addr, u32 revision, 18 struct mutex *io_lock, int check_enabled); 19 void sch56xx_watchdog_unregister(struct sch56xx_watchdog_data *data); 20