1 /* 2 * drivers/amlogic/media/common/arch/switch/amports_gate.h 3 * 4 * Copyright (C) 2016 Amlogic, Inc. All rights reserved. 5 * 6 * This program is free software; you can redistribute it and/or modify 7 * it under the terms of the GNU General Public License as published by 8 * the Free Software Foundation; either version 2 of the License, or 9 * (at your option) any later version. 10 * 11 * This program is distributed in the hope that it will be useful, but WITHOUT 12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or 13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for 14 * more details. 15 * 16 */ 17 18 #ifndef AMPORT_GATE_H 19 #define AMPORT_GATE_H 20 #include <linux/device.h> 21 22 struct gate_switch_node { 23 struct clk *clk; 24 const char *name; 25 struct mutex mutex; 26 int ref_count; 27 }; 28 29 extern int amports_clock_gate_init(struct device *dev); 30 extern int amports_switch_gate(const char *name, int enable); 31 32 #endif 33