1*9c92ab61SThomas Gleixner /* SPDX-License-Identifier: GPL-2.0-only */ 289a3dfb7SMaxime Ripard /* 389a3dfb7SMaxime Ripard * Copyright (c) 2016 Maxime Ripard. All rights reserved. 489a3dfb7SMaxime Ripard */ 589a3dfb7SMaxime Ripard 689a3dfb7SMaxime Ripard #ifndef _CCU_FRAC_H_ 789a3dfb7SMaxime Ripard #define _CCU_FRAC_H_ 889a3dfb7SMaxime Ripard 989a3dfb7SMaxime Ripard #include <linux/clk-provider.h> 1089a3dfb7SMaxime Ripard 1189a3dfb7SMaxime Ripard #include "ccu_common.h" 1289a3dfb7SMaxime Ripard 13a501a14eSMaxime Ripard struct ccu_frac_internal { 1489a3dfb7SMaxime Ripard u32 enable; 1589a3dfb7SMaxime Ripard u32 select; 1689a3dfb7SMaxime Ripard 1789a3dfb7SMaxime Ripard unsigned long rates[2]; 1889a3dfb7SMaxime Ripard }; 1989a3dfb7SMaxime Ripard 2089a3dfb7SMaxime Ripard #define _SUNXI_CCU_FRAC(_enable, _select, _rate1, _rate2) \ 2189a3dfb7SMaxime Ripard { \ 2289a3dfb7SMaxime Ripard .enable = _enable, \ 2389a3dfb7SMaxime Ripard .select = _select, \ 2489a3dfb7SMaxime Ripard .rates = { _rate1, _rate2 }, \ 2589a3dfb7SMaxime Ripard } 2689a3dfb7SMaxime Ripard 2789a3dfb7SMaxime Ripard bool ccu_frac_helper_is_enabled(struct ccu_common *common, 28a501a14eSMaxime Ripard struct ccu_frac_internal *cf); 2989a3dfb7SMaxime Ripard void ccu_frac_helper_enable(struct ccu_common *common, 30a501a14eSMaxime Ripard struct ccu_frac_internal *cf); 3189a3dfb7SMaxime Ripard void ccu_frac_helper_disable(struct ccu_common *common, 32a501a14eSMaxime Ripard struct ccu_frac_internal *cf); 3389a3dfb7SMaxime Ripard 3489a3dfb7SMaxime Ripard bool ccu_frac_helper_has_rate(struct ccu_common *common, 35a501a14eSMaxime Ripard struct ccu_frac_internal *cf, 3689a3dfb7SMaxime Ripard unsigned long rate); 3789a3dfb7SMaxime Ripard 3889a3dfb7SMaxime Ripard unsigned long ccu_frac_helper_read_rate(struct ccu_common *common, 39a501a14eSMaxime Ripard struct ccu_frac_internal *cf); 4089a3dfb7SMaxime Ripard 4189a3dfb7SMaxime Ripard int ccu_frac_helper_set_rate(struct ccu_common *common, 42a501a14eSMaxime Ripard struct ccu_frac_internal *cf, 431d42460aSJernej Škrabec unsigned long rate, u32 lock); 4489a3dfb7SMaxime Ripard 4589a3dfb7SMaxime Ripard #endif /* _CCU_FRAC_H_ */ 46