linux-imx

// SPDX-License-Identifier: GPL-2.0

//

// Spreadtrum composite clock driver

//

// Copyright (C) 2017 Spreadtrum, Inc.

// Author: Chunyan Zhang <chunyan.zhang@spreadtrum.com>

​

#ifndef _SPRD_COMPOSITE_H_

#define _SPRD_COMPOSITE_H_

​

#include "common.h"

#include "mux.h"

#include "div.h"

​

struct sprd_comp {

    struct sprd_mux_ssel    mux;

    struct sprd_div_internal    div;

    struct sprd_clk_common  common;

};

​

#define SPRD_COMP_CLK_TABLE(_struct, _name, _parent, _reg, _table,  \

            _mshift, _mwidth, _dshift, _dwidth, _flags) \

    struct sprd_comp _struct = {                    \

        .mux    = _SPRD_MUX_CLK(_mshift, _mwidth, _table),  \

        .div    = _SPRD_DIV_CLK(_dshift, _dwidth),      \

        .common = {                     \

            .regmap     = NULL,             \

            .reg        = _reg,             \

            .hw.init = CLK_HW_INIT_PARENTS(_name,       \

                               _parent,     \

                               &sprd_comp_ops,  \

                               _flags),     \

             }                      \

    }

​

#define SPRD_COMP_CLK(_struct, _name, _parent, _reg, _mshift,   \

            _mwidth, _dshift, _dwidth, _flags)  \

    SPRD_COMP_CLK_TABLE(_struct, _name, _parent, _reg,  \

                NULL, _mshift, _mwidth,     \

                _dshift, _dwidth, _flags)

​

static inline struct sprd_comp *hw_to_sprd_comp(const struct clk_hw *hw)

{

    struct sprd_clk_common *common = hw_to_sprd_clk_common(hw);

​

    return container_of(common, struct sprd_comp, common);

}

​

extern const struct clk_ops sprd_comp_ops;

​

#endif /* _SPRD_COMPOSITE_H_ */