cregit-Linux how code gets into the kernel

Release 4.11 drivers/clk/rockchip/clk.h

/*
 * Copyright (c) 2014 MundoReader S.L.
 * Author: Heiko Stuebner <heiko@sntech.de>
 *
 * Copyright (c) 2015 Rockchip Electronics Co. Ltd.
 * Author: Xing Zheng <zhengxing@rock-chips.com>
 *
 * based on
 *
 * samsung/clk.h
 * Copyright (c) 2013 Samsung Electronics Co., Ltd.
 * Copyright (c) 2013 Linaro Ltd.
 * Author: Thomas Abraham <thomas.ab@samsung.com>
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 */

#ifndef CLK_ROCKCHIP_CLK_H

#define CLK_ROCKCHIP_CLK_H

#include <linux/io.h>
#include <linux/clk-provider.h>

struct clk;


#define HIWORD_UPDATE(val, mask, shift) \
		((val) << (shift) | (mask) << ((shift) + 16))

/* register positions shared by RK1108, RK2928, RK3036, RK3066, RK3188 and RK3228 */

#define RK1108_PLL_CON(x)		((x) * 0x4)

#define RK1108_CLKSEL_CON(x)		((x) * 0x4 + 0x60)

#define RK1108_CLKGATE_CON(x)		((x) * 0x4 + 0x120)

#define RK1108_SOFTRST_CON(x)		((x) * 0x4 + 0x180)

#define RK1108_GLB_SRST_FST		0x1c0

#define RK1108_GLB_SRST_SND		0x1c4

#define RK1108_MISC_CON			0x1cc

#define RK1108_SDMMC_CON0		0x1d8

#define RK1108_SDMMC_CON1		0x1dc

#define RK1108_SDIO_CON0		0x1e0

#define RK1108_SDIO_CON1		0x1e4

#define RK1108_EMMC_CON0		0x1e8

#define RK1108_EMMC_CON1		0x1ec


#define RK2928_PLL_CON(x)		((x) * 0x4)

#define RK2928_MODE_CON		0x40

#define RK2928_CLKSEL_CON(x)	((x) * 0x4 + 0x44)

#define RK2928_CLKGATE_CON(x)	((x) * 0x4 + 0xd0)

#define RK2928_GLB_SRST_FST		0x100

#define RK2928_GLB_SRST_SND		0x104

#define RK2928_SOFTRST_CON(x)	((x) * 0x4 + 0x110)

#define RK2928_MISC_CON		0x134


#define RK3036_SDMMC_CON0		0x144

#define RK3036_SDMMC_CON1		0x148

#define RK3036_SDIO_CON0		0x14c

#define RK3036_SDIO_CON1		0x150

#define RK3036_EMMC_CON0		0x154

#define RK3036_EMMC_CON1		0x158


#define RK3228_GLB_SRST_FST		0x1f0

#define RK3228_GLB_SRST_SND		0x1f4

#define RK3228_SDMMC_CON0		0x1c0

#define RK3228_SDMMC_CON1		0x1c4

#define RK3228_SDIO_CON0		0x1c8

#define RK3228_SDIO_CON1		0x1cc

#define RK3228_EMMC_CON0		0x1d8

#define RK3228_EMMC_CON1		0x1dc


#define RK3288_PLL_CON(x)		RK2928_PLL_CON(x)

#define RK3288_MODE_CON			0x50

#define RK3288_CLKSEL_CON(x)		((x) * 0x4 + 0x60)

#define RK3288_CLKGATE_CON(x)		((x) * 0x4 + 0x160)

#define RK3288_GLB_SRST_FST		0x1b0

#define RK3288_GLB_SRST_SND		0x1b4

#define RK3288_SOFTRST_CON(x)		((x) * 0x4 + 0x1b8)

#define RK3288_MISC_CON			0x1e8

#define RK3288_SDMMC_CON0		0x200

#define RK3288_SDMMC_CON1		0x204

#define RK3288_SDIO0_CON0		0x208

#define RK3288_SDIO0_CON1		0x20c

#define RK3288_SDIO1_CON0		0x210

#define RK3288_SDIO1_CON1		0x214

#define RK3288_EMMC_CON0		0x218

#define RK3288_EMMC_CON1		0x21c


#define RK3328_PLL_CON(x)		RK2928_PLL_CON(x)

#define RK3328_CLKSEL_CON(x)		((x) * 0x4 + 0x100)

#define RK3328_CLKGATE_CON(x)		((x) * 0x4 + 0x200)

#define RK3328_GRFCLKSEL_CON(x)		((x) * 0x4 + 0x100)

#define RK3328_GLB_SRST_FST		0x9c

#define RK3328_GLB_SRST_SND		0x98

#define RK3328_SOFTRST_CON(x)		((x) * 0x4 + 0x300)

#define RK3328_MODE_CON			0x80

#define RK3328_MISC_CON			0x84

#define RK3328_SDMMC_CON0		0x380

#define RK3328_SDMMC_CON1		0x384

#define RK3328_SDIO_CON0		0x388

#define RK3328_SDIO_CON1		0x38c

#define RK3328_EMMC_CON0		0x390

#define RK3328_EMMC_CON1		0x394

#define RK3328_SDMMC_EXT_CON0		0x398

#define RK3328_SDMMC_EXT_CON1		0x39C


#define RK3368_PLL_CON(x)		RK2928_PLL_CON(x)

#define RK3368_CLKSEL_CON(x)		((x) * 0x4 + 0x100)

#define RK3368_CLKGATE_CON(x)		((x) * 0x4 + 0x200)

#define RK3368_GLB_SRST_FST		0x280

#define RK3368_GLB_SRST_SND		0x284

#define RK3368_SOFTRST_CON(x)		((x) * 0x4 + 0x300)

#define RK3368_MISC_CON			0x380

#define RK3368_SDMMC_CON0		0x400

#define RK3368_SDMMC_CON1		0x404

#define RK3368_SDIO0_CON0		0x408

#define RK3368_SDIO0_CON1		0x40c

#define RK3368_SDIO1_CON0		0x410

#define RK3368_SDIO1_CON1		0x414

#define RK3368_EMMC_CON0		0x418

#define RK3368_EMMC_CON1		0x41c


#define RK3399_PLL_CON(x)		RK2928_PLL_CON(x)

#define RK3399_CLKSEL_CON(x)		((x) * 0x4 + 0x100)

#define RK3399_CLKGATE_CON(x)		((x) * 0x4 + 0x300)

#define RK3399_SOFTRST_CON(x)		((x) * 0x4 + 0x400)

#define RK3399_GLB_SRST_FST		0x500

#define RK3399_GLB_SRST_SND		0x504

#define RK3399_GLB_CNT_TH		0x508

#define RK3399_MISC_CON			0x50c

#define RK3399_RST_CON			0x510

#define RK3399_RST_ST			0x514

#define RK3399_SDMMC_CON0		0x580

#define RK3399_SDMMC_CON1		0x584

#define RK3399_SDIO_CON0		0x588

#define RK3399_SDIO_CON1		0x58c


#define RK3399_PMU_PLL_CON(x)		RK2928_PLL_CON(x)

#define RK3399_PMU_CLKSEL_CON(x)	((x) * 0x4 + 0x80)

#define RK3399_PMU_CLKGATE_CON(x)	((x) * 0x4 + 0x100)

#define RK3399_PMU_SOFTRST_CON(x)	((x) * 0x4 + 0x110)


enum rockchip_pll_type {
	
pll_rk3036,
	
pll_rk3066,
	
pll_rk3328,
	
pll_rk3399,
};


#define RK3036_PLL_RATE(_rate, _refdiv, _fbdiv, _postdiv1,       \
			_postdiv2, _dsmpd, _frac)		\
{                                                               \
        .rate   = _rate##U,                                     \
        .fbdiv = _fbdiv,                                        \
        .postdiv1 = _postdiv1,                                  \
        .refdiv = _refdiv,                                      \
        .postdiv2 = _postdiv2,                                  \
        .dsmpd = _dsmpd,                                        \
        .frac = _frac,                                          \
}


#define RK3066_PLL_RATE(_rate, _nr, _nf, _no)	\
{                                               \
        .rate   = _rate##U,                     \
        .nr = _nr,                              \
        .nf = _nf,                              \
        .no = _no,                              \
        .nb = ((_nf) < 2) ? 1 : (_nf) >> 1,     \
}


#define RK3066_PLL_RATE_NB(_rate, _nr, _nf, _no, _nb)		\
{                                                               \
        .rate   = _rate##U,                                     \
        .nr = _nr,                                              \
        .nf = _nf,                                              \
        .no = _no,                                              \
        .nb = _nb,                                              \
}

/**
 * struct rockchip_clk_provider - information about clock provider
 * @reg_base: virtual address for the register base.
 * @clk_data: holds clock related data like clk* and number of clocks.
 * @cru_node: device-node of the clock-provider
 * @grf: regmap of the general-register-files syscon
 * @lock: maintains exclusion between callbacks for a given clock-provider.
 */

struct rockchip_clk_provider {
	
void __iomem *reg_base;
	
struct clk_onecell_data clk_data;
	
struct device_node *cru_node;
	
struct regmap *grf;
	
spinlock_t lock;
};


struct rockchip_pll_rate_table {
	
unsigned long rate;
	
unsigned int nr;
	
unsigned int nf;
	
unsigned int no;
	
unsigned int nb;
	/* for RK3036/RK3399 */
	
unsigned int fbdiv;
	
unsigned int postdiv1;
	
unsigned int refdiv;
	
unsigned int postdiv2;
	
unsigned int dsmpd;
	
unsigned int frac;
};

/**
 * struct rockchip_pll_clock - information about pll clock
 * @id: platform specific id of the clock.
 * @name: name of this pll clock.
 * @parent_names: name of the parent clock.
 * @num_parents: number of parents
 * @flags: optional flags for basic clock.
 * @con_offset: offset of the register for configuring the PLL.
 * @mode_offset: offset of the register for configuring the PLL-mode.
 * @mode_shift: offset inside the mode-register for the mode of this pll.
 * @lock_shift: offset inside the lock register for the lock status.
 * @type: Type of PLL to be registered.
 * @pll_flags: hardware-specific flags
 * @rate_table: Table of usable pll rates
 *
 * Flags:
 * ROCKCHIP_PLL_SYNC_RATE - check rate parameters to match against the
 *      rate_table parameters and ajust them if necessary.
 */

struct rockchip_pll_clock {
	
unsigned int		id;
	
const char		*name;
	
const char		*const *parent_names;
	
u8			num_parents;
	
unsigned long		flags;
	
int			con_offset;
	
int			mode_offset;
	
int			mode_shift;
	
int			lock_shift;
	
enum rockchip_pll_type	type;
	
u8			pll_flags;
	
struct rockchip_pll_rate_table *rate_table;
};


#define ROCKCHIP_PLL_SYNC_RATE		BIT(0)


#define PLL(_type, _id, _name, _pnames, _flags, _con, _mode, _mshift,       \
		_lshift, _pflags, _rtable)				\
	{                                                               \
                .id             = _id,                                  \
                .type           = _type,                                \
                .name           = _name,                                \
                .parent_names   = _pnames,                              \
                .num_parents    = ARRAY_SIZE(_pnames),                  \
                .flags          = CLK_GET_RATE_NOCACHE | _flags,        \
                .con_offset     = _con,                                 \
                .mode_offset    = _mode,                                \
                .mode_shift     = _mshift,                              \
                .lock_shift     = _lshift,                              \
                .pll_flags      = _pflags,                              \
                .rate_table     = _rtable,                              \
        }

struct clk *rockchip_clk_register_pll(struct rockchip_clk_provider *ctx,
		enum rockchip_pll_type pll_type,
		const char *name, const char *const *parent_names,
		u8 num_parents, int con_offset, int grf_lock_offset,
		int lock_shift, int mode_offset, int mode_shift,
		struct rockchip_pll_rate_table *rate_table,
		unsigned long flags, u8 clk_pll_flags);


struct rockchip_cpuclk_clksel {
	
int reg;
	
u32 val;
};


#define ROCKCHIP_CPUCLK_NUM_DIVIDERS	2

struct rockchip_cpuclk_rate_table {
	
unsigned long prate;
	
struct rockchip_cpuclk_clksel divs[ROCKCHIP_CPUCLK_NUM_DIVIDERS];
};

/**
 * struct rockchip_cpuclk_reg_data - register offsets and masks of the cpuclock
 * @core_reg:           register offset of the core settings register
 * @div_core_shift:     core divider offset used to divide the pll value
 * @div_core_mask:      core divider mask
 * @mux_core_alt:       mux value to select alternate parent
 * @mux_core_main:      mux value to select main parent of core
 * @mux_core_shift:     offset of the core multiplexer
 * @mux_core_mask:      core multiplexer mask
 */

struct rockchip_cpuclk_reg_data {
	
int		core_reg;
	
u8		div_core_shift;
	
u32		div_core_mask;
	
u8		mux_core_alt;
	
u8		mux_core_main;
	
u8		mux_core_shift;
	
u32		mux_core_mask;
};

struct clk *rockchip_clk_register_cpuclk(const char *name,
			const char *const *parent_names, u8 num_parents,
			const struct rockchip_cpuclk_reg_data *reg_data,
			const struct rockchip_cpuclk_rate_table *rates,
			int nrates, void __iomem *reg_base, spinlock_t *lock);

struct clk *rockchip_clk_register_mmc(const char *name,
				const char *const *parent_names, u8 num_parents,
				void __iomem *reg, int shift);

/*
 * DDRCLK flags, including method of setting the rate
 * ROCKCHIP_DDRCLK_SIP: use SIP call to bl31 to change ddrclk rate.
 */

#define ROCKCHIP_DDRCLK_SIP		BIT(0)

struct clk *rockchip_clk_register_ddrclk(const char *name, int flags,
					 const char *const *parent_names,
					 u8 num_parents, int mux_offset,
					 int mux_shift, int mux_width,
					 int div_shift, int div_width,
					 int ddr_flags, void __iomem *reg_base,
					 spinlock_t *lock);


#define ROCKCHIP_INVERTER_HIWORD_MASK	BIT(0)

struct clk *rockchip_clk_register_inverter(const char *name,
				const char *const *parent_names, u8 num_parents,
				void __iomem *reg, int shift, int flags,
				spinlock_t *lock);

struct clk *rockchip_clk_register_muxgrf(const char *name,
				const char *const *parent_names, u8 num_parents,
				int flags, struct regmap *grf, int reg,
				int shift, int width, int mux_flags);


#define PNAME(x) static const char *const x[] __initconst


enum rockchip_clk_branch_type {
	
branch_composite,
	
branch_mux,
	
branch_muxgrf,
	
branch_divider,
	
branch_fraction_divider,
	
branch_gate,
	
branch_mmc,
	
branch_inverter,
	
branch_factor,
	
branch_ddrclk,
};


struct rockchip_clk_branch {
	
unsigned int			id;
	
enum rockchip_clk_branch_type	branch_type;
	
const char			*name;
	
const char			*const *parent_names;
	
u8				num_parents;
	
unsigned long			flags;
	
int				muxdiv_offset;
	
u8				mux_shift;
	
u8				mux_width;
	
u8				mux_flags;
	
u8				div_shift;
	
u8				div_width;
	
u8				div_flags;
	
struct clk_div_table		*div_table;
	
int				gate_offset;
	
u8				gate_shift;
	
u8				gate_flags;
	
struct rockchip_clk_branch	*child;
};


#define COMPOSITE(_id, cname, pnames, f, mo, ms, mw, mf, ds, dw,\
		  df, go, gs, gf)				\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_composite,             \
                .name           = cname,                        \
                .parent_names   = pnames,                       \
                .num_parents    = ARRAY_SIZE(pnames),           \
                .flags          = f,                            \
                .muxdiv_offset  = mo,                           \
                .mux_shift      = ms,                           \
                .mux_width      = mw,                           \
                .mux_flags      = mf,                           \
                .div_shift      = ds,                           \
                .div_width      = dw,                           \
                .div_flags      = df,                           \
                .gate_offset    = go,                           \
                .gate_shift     = gs,                           \
                .gate_flags     = gf,                           \
        }


#define COMPOSITE_NOMUX(_id, cname, pname, f, mo, ds, dw, df,       \
			go, gs, gf)				\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_composite,             \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .flags          = f,                            \
                .muxdiv_offset  = mo,                           \
                .div_shift      = ds,                           \
                .div_width      = dw,                           \
                .div_flags      = df,                           \
                .gate_offset    = go,                           \
                .gate_shift     = gs,                           \
                .gate_flags     = gf,                           \
        }


#define COMPOSITE_NOMUX_DIVTBL(_id, cname, pname, f, mo, ds, dw,\
			       df, dt, go, gs, gf)		\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_composite,             \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .flags          = f,                            \
                .muxdiv_offset  = mo,                           \
                .div_shift      = ds,                           \
                .div_width      = dw,                           \
                .div_flags      = df,                           \
                .div_table      = dt,                           \
                .gate_offset    = go,                           \
                .gate_shift     = gs,                           \
                .gate_flags     = gf,                           \
        }


#define COMPOSITE_NODIV(_id, cname, pnames, f, mo, ms, mw, mf,       \
			go, gs, gf)				\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_composite,             \
                .name           = cname,                        \
                .parent_names   = pnames,                       \
                .num_parents    = ARRAY_SIZE(pnames),           \
                .flags          = f,                            \
                .muxdiv_offset  = mo,                           \
                .mux_shift      = ms,                           \
                .mux_width      = mw,                           \
                .mux_flags      = mf,                           \
                .gate_offset    = go,                           \
                .gate_shift     = gs,                           \
                .gate_flags     = gf,                           \
        }


#define COMPOSITE_NOGATE(_id, cname, pnames, f, mo, ms, mw, mf,       \
			 ds, dw, df)				\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_composite,             \
                .name           = cname,                        \
                .parent_names   = pnames,                       \
                .num_parents    = ARRAY_SIZE(pnames),           \
                .flags          = f,                            \
                .muxdiv_offset  = mo,                           \
                .mux_shift      = ms,                           \
                .mux_width      = mw,                           \
                .mux_flags      = mf,                           \
                .div_shift      = ds,                           \
                .div_width      = dw,                           \
                .div_flags      = df,                           \
                .gate_offset    = -1,                           \
        }


#define COMPOSITE_NOGATE_DIVTBL(_id, cname, pnames, f, mo, ms,       \
				mw, mf, ds, dw, df, dt)		\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_composite,             \
                .name           = cname,                        \
                .parent_names   = pnames,                       \
                .num_parents    = ARRAY_SIZE(pnames),           \
                .flags          = f,                            \
                .muxdiv_offset  = mo,                           \
                .mux_shift      = ms,                           \
                .mux_width      = mw,                           \
                .mux_flags      = mf,                           \
                .div_shift      = ds,                           \
                .div_width      = dw,                           \
                .div_flags      = df,                           \
                .div_table      = dt,                           \
                .gate_offset    = -1,                           \
        }


#define COMPOSITE_FRAC(_id, cname, pname, f, mo, df, go, gs, gf)\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_fraction_divider,      \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .flags          = f,                            \
                .muxdiv_offset  = mo,                           \
                .div_shift      = 16,                           \
                .div_width      = 16,                           \
                .div_flags      = df,                           \
                .gate_offset    = go,                           \
                .gate_shift     = gs,                           \
                .gate_flags     = gf,                           \
        }


#define COMPOSITE_FRACMUX(_id, cname, pname, f, mo, df, go, gs, gf, ch) \
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_fraction_divider,      \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .flags          = f,                            \
                .muxdiv_offset  = mo,                           \
                .div_shift      = 16,                           \
                .div_width      = 16,                           \
                .div_flags      = df,                           \
                .gate_offset    = go,                           \
                .gate_shift     = gs,                           \
                .gate_flags     = gf,                           \
                .child          = ch,                           \
        }


#define COMPOSITE_FRACMUX_NOGATE(_id, cname, pname, f, mo, df, ch) \
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_fraction_divider,      \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .flags          = f,                            \
                .muxdiv_offset  = mo,                           \
                .div_shift      = 16,                           \
                .div_width      = 16,                           \
                .div_flags      = df,                           \
                .gate_offset    = -1,                           \
                .child          = ch,                           \
        }


#define COMPOSITE_DDRCLK(_id, cname, pnames, f, mo, ms, mw,       \
			 ds, dw, df)				\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_ddrclk,                \
                .name           = cname,                        \
                .parent_names   = pnames,                       \
                .num_parents    = ARRAY_SIZE(pnames),           \
                .flags          = f,                            \
                .muxdiv_offset  = mo,                           \
                .mux_shift      = ms,                           \
                .mux_width      = mw,                           \
                .div_shift      = ds,                           \
                .div_width      = dw,                           \
                .div_flags      = df,                           \
                .gate_offset    = -1,                           \
        }


#define MUX(_id, cname, pnames, f, o, s, w, mf)			\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_mux,                   \
                .name           = cname,                        \
                .parent_names   = pnames,                       \
                .num_parents    = ARRAY_SIZE(pnames),           \
                .flags          = f,                            \
                .muxdiv_offset  = o,                            \
                .mux_shift      = s,                            \
                .mux_width      = w,                            \
                .mux_flags      = mf,                           \
                .gate_offset    = -1,                           \
        }


#define MUXGRF(_id, cname, pnames, f, o, s, w, mf)		\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_muxgrf,                \
                .name           = cname,                        \
                .parent_names   = pnames,                       \
                .num_parents    = ARRAY_SIZE(pnames),           \
                .flags          = f,                            \
                .muxdiv_offset  = o,                            \
                .mux_shift      = s,                            \
                .mux_width      = w,                            \
                .mux_flags      = mf,                           \
                .gate_offset    = -1,                           \
        }


#define DIV(_id, cname, pname, f, o, s, w, df)			\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_divider,               \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .flags          = f,                            \
                .muxdiv_offset  = o,                            \
                .div_shift      = s,                            \
                .div_width      = w,                            \
                .div_flags      = df,                           \
                .gate_offset    = -1,                           \
        }


#define DIVTBL(_id, cname, pname, f, o, s, w, df, dt)		\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_divider,               \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .flags          = f,                            \
                .muxdiv_offset  = o,                            \
                .div_shift      = s,                            \
                .div_width      = w,                            \
                .div_flags      = df,                           \
                .div_table      = dt,                           \
        }


#define GATE(_id, cname, pname, f, o, b, gf)			\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_gate,                  \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .flags          = f,                            \
                .gate_offset    = o,                            \
                .gate_shift     = b,                            \
                .gate_flags     = gf,                           \
        }


#define MMC(_id, cname, pname, offset, shift)			\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_mmc,                   \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .muxdiv_offset  = offset,                       \
                .div_shift      = shift,                        \
        }


#define INVERTER(_id, cname, pname, io, is, if)                     \
        {                                                       \
                .id             = _id,                          \
                .branch_type    = branch_inverter,              \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .muxdiv_offset  = io,                           \
                .div_shift      = is,                           \
                .div_flags      = if,                           \
        }


#define FACTOR(_id, cname, pname,  f, fm, fd)			\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_factor,                \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .flags          = f,                            \
                .div_shift      = fm,                           \
                .div_width      = fd,                           \
        }


#define FACTOR_GATE(_id, cname, pname,  f, fm, fd, go, gb, gf)	\
	{                                                       \
                .id             = _id,                          \
                .branch_type    = branch_factor,                \
                .name           = cname,                        \
                .parent_names   = (const char *[]){ pname },    \
                .num_parents    = 1,                            \
                .flags          = f,                            \
                .div_shift      = fm,                           \
                .div_width      = fd,                           \
                .gate_offset    = go,                           \
                .gate_shift     = gb,                           \
                .gate_flags     = gf,                           \
        }

struct rockchip_clk_provider *rockchip_clk_init(struct device_node *np,
			void __iomem *base, unsigned long nr_clks);
void rockchip_clk_of_add_provider(struct device_node *np,
				struct rockchip_clk_provider *ctx);
void rockchip_clk_add_lookup(struct rockchip_clk_provider *ctx,
			     struct clk *clk, unsigned int id);
void rockchip_clk_register_branches(struct rockchip_clk_provider *ctx,
				    struct rockchip_clk_branch *list,
				    unsigned int nr_clk);
void rockchip_clk_register_plls(struct rockchip_clk_provider *ctx,
				struct rockchip_pll_clock *pll_list,
				unsigned int nr_pll, int grf_lock_offset);
void rockchip_clk_register_armclk(struct rockchip_clk_provider *ctx,
			unsigned int lookup_id, const char *name,
			const char *const *parent_names, u8 num_parents,
			const struct rockchip_cpuclk_reg_data *reg_data,
			const struct rockchip_cpuclk_rate_table *rates,
			int nrates);
void rockchip_clk_protect_critical(const char *const clocks[], int nclocks);
void rockchip_register_restart_notifier(struct rockchip_clk_provider *ctx,
					unsigned int reg, void (*cb)(void));


#define ROCKCHIP_SOFTRST_HIWORD_MASK	BIT(0)

#ifdef CONFIG_RESET_CONTROLLER
void rockchip_register_softrst(struct device_node *np,
			       unsigned int num_regs,
			       void __iomem *base, u8 flags);
#else

static inline void rockchip_register_softrst(struct device_node *np, unsigned int num_regs, void __iomem *base, u8 flags) { }

Contributors

PersonTokensPropCommitsCommitProp
Heiko Stübner23100.00%1100.00%
Total23100.00%1100.00%

#endif #endif

Overall Contributors

PersonTokensPropCommitsCommitProp
Heiko Stübner120564.85%2051.28%
Xing Zheng27814.96%717.95%
Elaine Zhang854.57%25.13%
Huang Lin844.52%12.56%
Alexandru M Stan784.20%12.56%
Shawn Lin673.61%25.13%
Jeffy Chen321.72%12.56%
Kever Yang130.70%12.56%
Uwe Kleine-König80.43%25.13%
Douglas Anderson50.27%12.56%
Stephen Boyd30.16%12.56%
Total1858100.00%39100.00%
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