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/* SPDX-License-Identifier: (GPL-2.0+ OR MIT) */
/*
* Copyright (c) 2023 Neil Armstrong <neil.armstrong@linaro.org>
*/
#ifndef __MESON_CLKC_UTILS_H__
#define __MESON_CLKC_UTILS_H__
#include <linux/of_device.h>
#include <linux/clk-provider.h>
struct platform_device;
struct meson_clk_hw_data {
struct clk_hw **hws;
unsigned int num;
};
struct clk_hw *meson_clk_hw_get(struct of_phandle_args *clkspec, void *clk_hw_data);
struct meson_clkc_data {
const struct reg_sequence *init_regs;
unsigned int init_count;
struct meson_clk_hw_data hw_clks;
};
int meson_clkc_syscon_probe(struct platform_device *pdev);
int meson_clkc_mmio_probe(struct platform_device *pdev);
#define __MESON_PCLK(_name, _reg, _bit, _ops, _pname) \
struct clk_regmap _name = { \
.data = &(struct clk_regmap_gate_data) { \
.offset = (_reg), \
.bit_idx = (_bit), \
}, \
.hw.init = &(struct clk_init_data) { \
.name = #_name, \
.ops = _ops, \
.parent_hws = (const struct clk_hw *[]) { _pname }, \
.num_parents = 1, \
.flags = CLK_IGNORE_UNUSED, \
}, \
}
#define MESON_PCLK(_name, _reg, _bit, _pname) \
__MESON_PCLK(_name, _reg, _bit, &clk_regmap_gate_ops, _pname)
#define MESON_PCLK_RO(_name, _reg, _bit, _pname) \
__MESON_PCLK(_name, _reg, _bit, &clk_regmap_gate_ro_ops, _pname)
#endif
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