[thirdparty/u-boot.git] / include / sandbox-clk.h

/* SPDX-License-Identifier: GPL-2.0+ */
/*
 * Copyright (C) 2019
 * Lukasz Majewski, DENX Software Engineering, lukma@denx.de
 */

#ifndef __SANDBOX_CLK_H__
#define __SANDBOX_CLK_H__

#include <linux/clk-provider.h>

enum {
	SANDBOX_CLK_PLL2 = 1,
	SANDBOX_CLK_PLL3,
	SANDBOX_CLK_PLL3_60M,
	SANDBOX_CLK_PLL3_80M,
	SANDBOX_CLK_ECSPI_ROOT,
	SANDBOX_CLK_ECSPI0,
	SANDBOX_CLK_ECSPI1,
	SANDBOX_CLK_USDHC1_SEL,
	SANDBOX_CLK_USDHC2_SEL,
	SANDBOX_CLK_I2C,
};

enum sandbox_pllv3_type {
	SANDBOX_PLLV3_GENERIC,
	SANDBOX_PLLV3_USB,
};

struct clk *sandbox_clk_pllv3(enum sandbox_pllv3_type type, const char *name,
			      const char *parent_name, void __iomem *base,
			      u32 div_mask);

static inline struct clk *sandbox_clk_fixed_factor(const char *name,
						   const char *parent,
						   unsigned int mult,
						   unsigned int div)
{
	return clk_register_fixed_factor(NULL, name, parent,
			CLK_SET_RATE_PARENT, mult, div);
}

static inline struct clk *sandbox_clk_divider(const char *name,
					      const char *parent,
					      void __iomem *reg, u8 shift,
					      u8 width)
{
	return clk_register_divider(NULL, name, parent, CLK_SET_RATE_PARENT,
			reg, shift, width, 0);
}

struct clk *sandbox_clk_register_gate2(struct device *dev, const char *name,
				       const char *parent_name,
				       unsigned long flags,
				       void __iomem *reg, u8 bit_idx,
				       u8 cgr_val, u8 clk_gate_flags);

static inline struct clk *sandbox_clk_gate2(const char *name,
					    const char *parent,
					    void __iomem *reg, u8 shift)
{
	return sandbox_clk_register_gate2(NULL, name, parent,
					  CLK_SET_RATE_PARENT, reg, shift,
					  0x3, 0);
}

static inline struct clk *sandbox_clk_mux(const char *name, void __iomem *reg,
					  u8 shift, u8 width,
					  const char * const *parents,
					  int num_parents)
{
	return clk_register_mux(NULL, name, parents, num_parents,
				CLK_SET_RATE_NO_REPARENT, reg, shift,
				width, 0);
}

#endif /* __SANDBOX_CLK_H__ */
Commit	Line	Data
87e460c3 LM	1	/* SPDX-License-Identifier: GPL-2.0+ */
	2	/*
	3	* Copyright (C) 2019
	4	* Lukasz Majewski, DENX Software Engineering, lukma@denx.de
	5	*/
	6
	7	#ifndef __SANDBOX_CLK_H__
	8	#define __SANDBOX_CLK_H__
	9
	10	#include <linux/clk-provider.h>
	11
	12	enum {
	13	SANDBOX_CLK_PLL2 = 1,
	14	SANDBOX_CLK_PLL3,
	15	SANDBOX_CLK_PLL3_60M,
	16	SANDBOX_CLK_PLL3_80M,
	17	SANDBOX_CLK_ECSPI_ROOT,
	18	SANDBOX_CLK_ECSPI0,
	19	SANDBOX_CLK_ECSPI1,
	20	SANDBOX_CLK_USDHC1_SEL,
	21	SANDBOX_CLK_USDHC2_SEL,
8f611dc7	22	SANDBOX_CLK_I2C,
87e460c3 LM	23	};
	24
	25	enum sandbox_pllv3_type {
	26	SANDBOX_PLLV3_GENERIC,
	27	SANDBOX_PLLV3_USB,
	28	};
	29
	30	struct clk sandbox_clk_pllv3(enum sandbox_pllv3_type type, const char name,
	31	const char parent_name, void __iomem base,
	32	u32 div_mask);
	33
	34	static inline struct clk sandbox_clk_fixed_factor(const char name,
	35	const char *parent,
	36	unsigned int mult,
	37	unsigned int div)
	38	{
	39	return clk_register_fixed_factor(NULL, name, parent,
	40	CLK_SET_RATE_PARENT, mult, div);
	41	}
	42
	43	static inline struct clk sandbox_clk_divider(const char name,
	44	const char *parent,
	45	void __iomem *reg, u8 shift,
	46	u8 width)
	47	{
	48	return clk_register_divider(NULL, name, parent, CLK_SET_RATE_PARENT,
	49	reg, shift, width, 0);
	50	}
	51
	52	struct clk sandbox_clk_register_gate2(struct device dev, const char *name,
	53	const char *parent_name,
	54	unsigned long flags,
	55	void __iomem *reg, u8 bit_idx,
	56	u8 cgr_val, u8 clk_gate_flags);
	57
	58	static inline struct clk sandbox_clk_gate2(const char name,
	59	const char *parent,
	60	void __iomem *reg, u8 shift)
	61	{
	62	return sandbox_clk_register_gate2(NULL, name, parent,
	63	CLK_SET_RATE_PARENT, reg, shift,
	64	0x3, 0);
	65	}
	66
	67	static inline struct clk sandbox_clk_mux(const char name, void __iomem *reg,
	68	u8 shift, u8 width,
	69	const char * const *parents,
	70	int num_parents)
	71	{
	72	return clk_register_mux(NULL, name, parents, num_parents,
	73	CLK_SET_RATE_NO_REPARENT, reg, shift,
	74	width, 0);
	75	}
	76
	77	#endif /* __SANDBOX_CLK_H__ */