linux-imx

/* SPDX-License-Identifier: GPL-2.0 */

#ifndef _CCU_MULT_H_

#define _CCU_MULT_H_

​

#include "ccu_common.h"

#include "ccu_frac.h"

#include "ccu_mux.h"

​

struct ccu_mult_internal {

    u8  offset;

    u8  shift;

    u8  width;

    u8  min;

    u8  max;

};

​

#define _SUNXI_CCU_MULT_OFFSET_MIN_MAX(_shift, _width, _offset, _min, _max) \

    {                               \

        .min    = _min,                     \

        .max    = _max,                     \

        .offset = _offset,                  \

        .shift  = _shift,                   \

        .width  = _width,                   \

    }

​

#define _SUNXI_CCU_MULT_MIN(_shift, _width, _min)   \

    _SUNXI_CCU_MULT_OFFSET_MIN_MAX(_shift, _width, 1, _min, 0)

​

#define _SUNXI_CCU_MULT_OFFSET(_shift, _width, _offset) \

    _SUNXI_CCU_MULT_OFFSET_MIN_MAX(_shift, _width, _offset, 1, 0)

​

#define _SUNXI_CCU_MULT(_shift, _width)     \

    _SUNXI_CCU_MULT_OFFSET_MIN_MAX(_shift, _width, 1, 1, 0)

​

struct ccu_mult {

    u32         enable;

    u32         lock;

​

    struct ccu_frac_internal    frac;

    struct ccu_mult_internal    mult;

    struct ccu_mux_internal mux;

    struct ccu_common   common;

};

​

#define SUNXI_CCU_N_WITH_GATE_LOCK(_struct, _name, _parent, _reg,   \

                   _mshift, _mwidth, _gate, _lock,  \

                   _flags)              \

    struct ccu_mult _struct = {                 \

        .enable = _gate,                    \

        .lock   = _lock,                    \

        .mult   = _SUNXI_CCU_MULT(_mshift, _mwidth),        \

        .common = {                     \

            .reg        = _reg,             \

            .hw.init    = CLK_HW_INIT(_name,        \

                              _parent,      \

                              &ccu_mult_ops,    \

                              _flags),      \

        },                          \

    }

​

static inline struct ccu_mult *hw_to_ccu_mult(struct clk_hw *hw)

{

    struct ccu_common *common = hw_to_ccu_common(hw);

​

    return container_of(common, struct ccu_mult, common);

}

​

extern const struct clk_ops ccu_mult_ops;

​

#endif /* _CCU_MULT_H_ */