1 #ifndef __MACH_IMX_CLK_H
2 #define __MACH_IMX_CLK_H
4 #include <linux/spinlock.h>
5 #include <linux/clk-provider.h>
7 extern spinlock_t imx_ccm_lock
;
9 void imx_check_clocks(struct clk
*clks
[], unsigned int count
);
11 extern void imx_cscmr1_fixup(u32
*val
);
13 struct clk
*imx_clk_pllv1(const char *name
, const char *parent
,
16 struct clk
*imx_clk_pllv2(const char *name
, const char *parent
,
27 struct clk
*imx_clk_pllv3(enum imx_pllv3_type type
, const char *name
,
28 const char *parent_name
, void __iomem
*base
, u32 div_mask
);
30 struct clk
*clk_register_gate2(struct device
*dev
, const char *name
,
31 const char *parent_name
, unsigned long flags
,
32 void __iomem
*reg
, u8 bit_idx
,
33 u8 clk_gate_flags
, spinlock_t
*lock
,
34 unsigned int *share_count
);
36 struct clk
* imx_obtain_fixed_clock(
37 const char *name
, unsigned long rate
);
39 static inline struct clk
*imx_clk_gate2(const char *name
, const char *parent
,
40 void __iomem
*reg
, u8 shift
)
42 return clk_register_gate2(NULL
, name
, parent
, CLK_SET_RATE_PARENT
, reg
,
43 shift
, 0, &imx_ccm_lock
, NULL
);
46 static inline struct clk
*imx_clk_gate2_shared(const char *name
,
47 const char *parent
, void __iomem
*reg
, u8 shift
,
48 unsigned int *share_count
)
50 return clk_register_gate2(NULL
, name
, parent
, CLK_SET_RATE_PARENT
, reg
,
51 shift
, 0, &imx_ccm_lock
, share_count
);
54 struct clk
*imx_clk_pfd(const char *name
, const char *parent_name
,
55 void __iomem
*reg
, u8 idx
);
57 struct clk
*imx_clk_busy_divider(const char *name
, const char *parent_name
,
58 void __iomem
*reg
, u8 shift
, u8 width
,
59 void __iomem
*busy_reg
, u8 busy_shift
);
61 struct clk
*imx_clk_busy_mux(const char *name
, void __iomem
*reg
, u8 shift
,
62 u8 width
, void __iomem
*busy_reg
, u8 busy_shift
,
63 const char **parent_names
, int num_parents
);
65 struct clk
*imx_clk_fixup_divider(const char *name
, const char *parent
,
66 void __iomem
*reg
, u8 shift
, u8 width
,
67 void (*fixup
)(u32
*val
));
69 struct clk
*imx_clk_fixup_mux(const char *name
, void __iomem
*reg
,
70 u8 shift
, u8 width
, const char **parents
,
71 int num_parents
, void (*fixup
)(u32
*val
));
73 static inline struct clk
*imx_clk_fixed(const char *name
, int rate
)
75 return clk_register_fixed_rate(NULL
, name
, NULL
, CLK_IS_ROOT
, rate
);
78 static inline struct clk
*imx_clk_divider(const char *name
, const char *parent
,
79 void __iomem
*reg
, u8 shift
, u8 width
)
81 return clk_register_divider(NULL
, name
, parent
, CLK_SET_RATE_PARENT
,
82 reg
, shift
, width
, 0, &imx_ccm_lock
);
85 static inline struct clk
*imx_clk_divider_flags(const char *name
,
86 const char *parent
, void __iomem
*reg
, u8 shift
, u8 width
,
89 return clk_register_divider(NULL
, name
, parent
, flags
,
90 reg
, shift
, width
, 0, &imx_ccm_lock
);
93 static inline struct clk
*imx_clk_gate(const char *name
, const char *parent
,
94 void __iomem
*reg
, u8 shift
)
96 return clk_register_gate(NULL
, name
, parent
, CLK_SET_RATE_PARENT
, reg
,
97 shift
, 0, &imx_ccm_lock
);
100 static inline struct clk
*imx_clk_gate_dis(const char *name
, const char *parent
,
101 void __iomem
*reg
, u8 shift
)
103 return clk_register_gate(NULL
, name
, parent
, CLK_SET_RATE_PARENT
, reg
,
104 shift
, CLK_GATE_SET_TO_DISABLE
, &imx_ccm_lock
);
107 static inline struct clk
*imx_clk_mux(const char *name
, void __iomem
*reg
,
108 u8 shift
, u8 width
, const char **parents
, int num_parents
)
110 return clk_register_mux(NULL
, name
, parents
, num_parents
,
111 CLK_SET_RATE_NO_REPARENT
, reg
, shift
,
112 width
, 0, &imx_ccm_lock
);
115 static inline struct clk
*imx_clk_mux_flags(const char *name
,
116 void __iomem
*reg
, u8 shift
, u8 width
, const char **parents
,
117 int num_parents
, unsigned long flags
)
119 return clk_register_mux(NULL
, name
, parents
, num_parents
,
120 flags
| CLK_SET_RATE_NO_REPARENT
, reg
, shift
, width
, 0,
124 static inline struct clk
*imx_clk_fixed_factor(const char *name
,
125 const char *parent
, unsigned int mult
, unsigned int div
)
127 return clk_register_fixed_factor(NULL
, name
, parent
,
128 CLK_SET_RATE_PARENT
, mult
, div
);
This page took 0.034641 seconds and 6 git commands to generate.