diff options
Diffstat (limited to 'arch/arm/mach-tegra/clock.h')
| -rw-r--r-- | arch/arm/mach-tegra/clock.h | 58 |
1 files changed, 42 insertions, 16 deletions
diff --git a/arch/arm/mach-tegra/clock.h b/arch/arm/mach-tegra/clock.h index af7c70e2a3ba..94fd859770f1 100644 --- a/arch/arm/mach-tegra/clock.h +++ b/arch/arm/mach-tegra/clock.h @@ -27,18 +27,43 @@ #define DIV_U71 (1 << 1) #define DIV_U71_FIXED (1 << 2) #define DIV_2 (1 << 3) -#define PLL_FIXED (1 << 4) -#define PLL_HAS_CPCON (1 << 5) -#define MUX (1 << 6) -#define PLLD (1 << 7) -#define PERIPH_NO_RESET (1 << 8) -#define PERIPH_NO_ENB (1 << 9) -#define PERIPH_EMC_ENB (1 << 10) -#define PERIPH_MANUAL_RESET (1 << 11) -#define PLL_ALT_MISC_REG (1 << 12) +#define DIV_U16 (1 << 4) +#define PLL_FIXED (1 << 5) +#define PLL_HAS_CPCON (1 << 6) +#define MUX (1 << 7) +#define PLLD (1 << 8) +#define PERIPH_NO_RESET (1 << 9) +#define PERIPH_NO_ENB (1 << 10) +#define PERIPH_EMC_ENB (1 << 11) +#define PERIPH_MANUAL_RESET (1 << 12) +#define PLL_ALT_MISC_REG (1 << 13) +#define PLLU (1 << 14) #define ENABLE_ON_INIT (1 << 28) struct clk; +struct regulator; + +struct dvfs_table { + unsigned long rate; + int millivolts; +}; + +struct dvfs_process_id_table { + int process_id; + struct dvfs_table *table; +}; + + +struct dvfs { + struct regulator *reg; + struct dvfs_table *table; + int max_millivolts; + + int process_id_table_length; + const char *reg_id; + bool cpu; + struct dvfs_process_id_table process_id_table[]; +}; struct clk_mux_sel { struct clk *input; @@ -58,12 +83,9 @@ struct clk_ops { void (*init)(struct clk *); int (*enable)(struct clk *); void (*disable)(struct clk *); - void (*recalc)(struct clk *); int (*set_parent)(struct clk *, struct clk *); int (*set_rate)(struct clk *, unsigned long); - unsigned long (*get_rate)(struct clk *); long (*round_rate)(struct clk *, unsigned long); - unsigned long (*recalculate_rate)(struct clk *); }; enum clk_state { @@ -85,6 +107,7 @@ struct clk { struct clk *parent; struct clk_lookup lookup; unsigned long rate; + unsigned long max_rate; u32 flags; u32 refcnt; const char *name; @@ -103,10 +126,6 @@ struct clk { unsigned long cf_max; unsigned long vco_min; unsigned long vco_max; - u32 m; - u32 n; - u32 p; - u32 cpcon; const struct clk_pll_table *pll_table; /* DIV */ @@ -117,6 +136,12 @@ struct clk { const struct clk_mux_sel *inputs; u32 sel; u32 reg_mask; + + /* Virtual cpu clock */ + struct clk *main; + struct clk *backup; + + struct dvfs *dvfs; }; @@ -141,6 +166,7 @@ unsigned long clk_measure_input_freq(void); void clk_disable_locked(struct clk *c); int clk_enable_locked(struct clk *c); int clk_set_parent_locked(struct clk *c, struct clk *parent); +int clk_set_rate_locked(struct clk *c, unsigned long rate); int clk_reparent(struct clk *c, struct clk *parent); void tegra_clk_init_from_table(struct tegra_clk_init_table *table); |