diff options
Diffstat (limited to 'arch/arm/mach-omap2/clock.h')
| -rw-r--r-- | arch/arm/mach-omap2/clock.h | 50 |
1 files changed, 46 insertions, 4 deletions
diff --git a/arch/arm/mach-omap2/clock.h b/arch/arm/mach-omap2/clock.h index 93c48df3b5b..ad8a1f7c1af 100644 --- a/arch/arm/mach-omap2/clock.h +++ b/arch/arm/mach-omap2/clock.h @@ -47,7 +47,10 @@ #define DPLL_LOW_POWER_BYPASS 0x5 #define DPLL_LOCKED 0x7 -int omap2_clk_init(void); +/* DPLL Type and DCO Selection Flags */ +#define DPLL_J_TYPE 0x1 +#define DPLL_NO_DCO_SEL 0x2 + int omap2_clk_enable(struct clk *clk); void omap2_clk_disable(struct clk *clk); long omap2_clk_round_rate(struct clk *clk, unsigned long rate); @@ -78,23 +81,53 @@ u32 omap2_clksel_round_rate_div(struct clk *clk, unsigned long target_rate, u32 *new_div); u32 omap2_clksel_to_divisor(struct clk *clk, u32 field_val); u32 omap2_divisor_to_clksel(struct clk *clk, u32 div); -unsigned long omap2_fixed_divisor_recalc(struct clk *clk); long omap2_clksel_round_rate(struct clk *clk, unsigned long target_rate); int omap2_clksel_set_rate(struct clk *clk, unsigned long rate); +int omap2_clksel_set_parent(struct clk *clk, struct clk *new_parent); u32 omap2_get_dpll_rate(struct clk *clk); void omap2_init_dpll_parent(struct clk *clk); int omap2_wait_clock_ready(void __iomem *reg, u32 cval, const char *name); -void omap2_clk_prepare_for_reboot(void); + + +#ifdef CONFIG_ARCH_OMAP2 +void omap2xxx_clk_prepare_for_reboot(void); +#else +static inline void omap2xxx_clk_prepare_for_reboot(void) +{ +} +#endif + +#ifdef CONFIG_ARCH_OMAP3 +void omap3_clk_prepare_for_reboot(void); +#else +static inline void omap3_clk_prepare_for_reboot(void) +{ +} +#endif + +#ifdef CONFIG_ARCH_OMAP4 +void omap4_clk_prepare_for_reboot(void); +#else +static inline void omap4_clk_prepare_for_reboot(void) +{ +} +#endif + int omap2_dflt_clk_enable(struct clk *clk); void omap2_dflt_clk_disable(struct clk *clk); void omap2_clk_dflt_find_companion(struct clk *clk, void __iomem **other_reg, u8 *other_bit); void omap2_clk_dflt_find_idlest(struct clk *clk, void __iomem **idlest_reg, - u8 *idlest_bit); + u8 *idlest_bit, u8 *idlest_val); +int omap2_clk_switch_mpurate_at_boot(const char *mpurate_ck_name); +void omap2_clk_print_new_rates(const char *hfclkin_ck_name, + const char *core_ck_name, + const char *mpu_ck_name); extern u8 cpu_mask; extern const struct clkops clkops_omap2_dflt_wait; +extern const struct clkops clkops_dummy; extern const struct clkops clkops_omap2_dflt; extern struct clk_functions omap2_clk_functions; @@ -104,5 +137,14 @@ extern const struct clksel_rate gpt_32k_rates[]; extern const struct clksel_rate gpt_sys_rates[]; extern const struct clksel_rate gfx_l3_rates[]; +#if defined(CONFIG_ARCH_OMAP2) && defined(CONFIG_CPU_FREQ) +extern void omap2_clk_init_cpufreq_table(struct cpufreq_frequency_table **table); +extern void omap2_clk_exit_cpufreq_table(struct cpufreq_frequency_table **table); +#else +#define omap2_clk_init_cpufreq_table 0 +#define omap2_clk_exit_cpufreq_table 0 +#endif + +extern const struct clkops clkops_omap3_noncore_dpll_ops; #endif |