/* * Copyright (c) 2016 Maxime Ripard. All rights reserved. * * This software is licensed under the terms of the GNU General Public * License version 2, as published by the Free Software Foundation, and * may be copied, distributed, and modified under those terms. * * This program is distributed in the hope that it will be useful, * but WITHOUT ANY WARRANTY; without even the implied warranty of * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * GNU General Public License for more details. */ #ifndef _CCU_FRAC_H_ #define _CCU_FRAC_H_ #include <linux/clk-provider.h> #include "ccu_common.h" struct ccu_frac_internal { u32 enable; u32 select; unsigned long rates[2]; }; #define _SUNXI_CCU_FRAC(_enable, _select, _rate1, _rate2) \ { \ .enable = _enable, \ .select = _select, \ .rates = { _rate1, _rate2 }, \ } bool ccu_frac_helper_is_enabled(struct ccu_common *common, struct ccu_frac_internal *cf); void ccu_frac_helper_enable(struct ccu_common *common, struct ccu_frac_internal *cf); void ccu_frac_helper_disable(struct ccu_common *common, struct ccu_frac_internal *cf); bool ccu_frac_helper_has_rate(struct ccu_common *common, struct ccu_frac_internal *cf, unsigned long rate); unsigned long ccu_frac_helper_read_rate(struct ccu_common *common, struct ccu_frac_internal *cf); int ccu_frac_helper_set_rate(struct ccu_common *common, struct ccu_frac_internal *cf, unsigned long rate, u32 lock); #endif /* _CCU_FRAC_H_ */