From 76cb841cb886eef6b3bee341a2266c76578724ad Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Mon, 6 May 2024 03:02:30 +0200 Subject: Adding upstream version 4.19.249. Signed-off-by: Daniel Baumann --- drivers/clk/sunxi-ng/ccu_nk.h | 71 +++++++++++++++++++++++++++++++++++++++++++ 1 file changed, 71 insertions(+) create mode 100644 drivers/clk/sunxi-ng/ccu_nk.h (limited to 'drivers/clk/sunxi-ng/ccu_nk.h') diff --git a/drivers/clk/sunxi-ng/ccu_nk.h b/drivers/clk/sunxi-ng/ccu_nk.h new file mode 100644 index 000000000..437836b80 --- /dev/null +++ b/drivers/clk/sunxi-ng/ccu_nk.h @@ -0,0 +1,71 @@ +/* + * 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_NK_H_ +#define _CCU_NK_H_ + +#include + +#include "ccu_common.h" +#include "ccu_div.h" +#include "ccu_mult.h" + +/* + * struct ccu_nk - Definition of an N-K clock + * + * Clocks based on the formula parent * N * K + */ +struct ccu_nk { + u16 reg; + u32 enable; + u32 lock; + + struct ccu_mult_internal n; + struct ccu_mult_internal k; + + unsigned int fixed_post_div; + + struct ccu_common common; +}; + +#define SUNXI_CCU_NK_WITH_GATE_LOCK_POSTDIV(_struct, _name, _parent, _reg, \ + _nshift, _nwidth, \ + _kshift, _kwidth, \ + _gate, _lock, _postdiv, \ + _flags) \ + struct ccu_nk _struct = { \ + .enable = _gate, \ + .lock = _lock, \ + .k = _SUNXI_CCU_MULT(_kshift, _kwidth), \ + .n = _SUNXI_CCU_MULT(_nshift, _nwidth), \ + .fixed_post_div = _postdiv, \ + .common = { \ + .reg = _reg, \ + .features = CCU_FEATURE_FIXED_POSTDIV, \ + .hw.init = CLK_HW_INIT(_name, \ + _parent, \ + &ccu_nk_ops, \ + _flags), \ + }, \ + } + +static inline struct ccu_nk *hw_to_ccu_nk(struct clk_hw *hw) +{ + struct ccu_common *common = hw_to_ccu_common(hw); + + return container_of(common, struct ccu_nk, common); +} + +extern const struct clk_ops ccu_nk_ops; + +#endif /* _CCU_NK_H_ */ -- cgit v1.2.3