69 строки
2.2 KiB
C
69 строки
2.2 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
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/*
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* Copyright 2018 NXP
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* Dong Aisheng <aisheng.dong@nxp.com>
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*/
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#ifndef __IMX_CLK_SCU_H
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#define __IMX_CLK_SCU_H
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#include <linux/firmware/imx/sci.h>
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#include <linux/of.h>
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extern struct list_head imx_scu_clks[];
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extern const struct dev_pm_ops imx_clk_lpcg_scu_pm_ops;
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int imx_clk_scu_init(struct device_node *np);
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struct clk_hw *imx_scu_of_clk_src_get(struct of_phandle_args *clkspec,
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void *data);
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struct clk_hw *imx_clk_scu_alloc_dev(const char *name,
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const char * const *parents,
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int num_parents, u32 rsrc_id, u8 clk_type);
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struct clk_hw *__imx_clk_scu(struct device *dev, const char *name,
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const char * const *parents, int num_parents,
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u32 rsrc_id, u8 clk_type);
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void imx_clk_scu_unregister(void);
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struct clk_hw *__imx_clk_lpcg_scu(struct device *dev, const char *name,
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const char *parent_name, unsigned long flags,
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void __iomem *reg, u8 bit_idx, bool hw_gate);
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void imx_clk_lpcg_scu_unregister(struct clk_hw *hw);
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static inline struct clk_hw *imx_clk_scu(const char *name, u32 rsrc_id,
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u8 clk_type, u8 clk_cells)
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{
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if (clk_cells == 2)
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return imx_clk_scu_alloc_dev(name, NULL, 0, rsrc_id, clk_type);
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else
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return __imx_clk_scu(NULL, name, NULL, 0, rsrc_id, clk_type);
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}
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static inline struct clk_hw *imx_clk_scu2(const char *name, const char * const *parents,
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int num_parents, u32 rsrc_id, u8 clk_type,
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u8 clk_cells)
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{
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if (clk_cells == 2)
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return imx_clk_scu_alloc_dev(name, parents, num_parents, rsrc_id, clk_type);
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else
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return __imx_clk_scu(NULL, name, parents, num_parents, rsrc_id, clk_type);
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}
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static inline struct clk_hw *imx_clk_lpcg_scu_dev(struct device *dev, const char *name,
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const char *parent_name, unsigned long flags,
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void __iomem *reg, u8 bit_idx, bool hw_gate)
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{
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return __imx_clk_lpcg_scu(dev, name, parent_name, flags, reg,
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bit_idx, hw_gate);
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}
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static inline struct clk_hw *imx_clk_lpcg_scu(const char *name, const char *parent_name,
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unsigned long flags, void __iomem *reg,
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u8 bit_idx, bool hw_gate)
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{
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return __imx_clk_lpcg_scu(NULL, name, parent_name, flags, reg,
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bit_idx, hw_gate);
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}
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#endif
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