diff options
Diffstat (limited to 'include/linux')
| -rw-r--r-- | include/linux/clk/ti.h | 35 |
1 files changed, 34 insertions, 1 deletions
diff --git a/include/linux/clk/ti.h b/include/linux/clk/ti.h index 4a21a872dbb..e8d8a35034a 100644 --- a/include/linux/clk/ti.h +++ b/include/linux/clk/ti.h @@ -41,6 +41,8 @@ * @idlest_reg: register containing the DPLL idle status bitfield * @autoidle_mask: mask of the DPLL autoidle mode bitfield in @autoidle_reg * @freqsel_mask: mask of the DPLL jitter correction bitfield in @control_reg + * @dcc_mask: mask of the DPLL DCC correction bitfield @mult_div1_reg + * @dcc_rate: rate atleast which DCC @dcc_mask must be set * @idlest_mask: mask of the DPLL idle status bitfield in @idlest_reg * @lpmode_mask: mask of the DPLL low-power mode bitfield in @control_reg * @m4xen_mask: mask of the DPLL M4X multiplier bitfield in @control_reg @@ -86,6 +88,8 @@ struct dpll_data { u32 idlest_mask; u32 dco_mask; u32 sddiv_mask; + u32 dcc_mask; + unsigned long dcc_rate; u32 lpmode_mask; u32 m4xen_mask; u8 auto_recal_bit; @@ -94,7 +98,26 @@ struct dpll_data { u8 flags; }; -struct clk_hw_omap_ops; +struct clk_hw_omap; + +/** + * struct clk_hw_omap_ops - OMAP clk ops + * @find_idlest: find idlest register information for a clock + * @find_companion: find companion clock register information for a clock, + * basically converts CM_ICLKEN* <-> CM_FCLKEN* + * @allow_idle: enables autoidle hardware functionality for a clock + * @deny_idle: prevent autoidle hardware functionality for a clock + */ +struct clk_hw_omap_ops { + void (*find_idlest)(struct clk_hw_omap *oclk, + void __iomem **idlest_reg, + u8 *idlest_bit, u8 *idlest_val); + void (*find_companion)(struct clk_hw_omap *oclk, + void __iomem **other_reg, + u8 *other_bit); + void (*allow_idle)(struct clk_hw_omap *oclk); + void (*deny_idle)(struct clk_hw_omap *oclk); +}; /** * struct clk_hw_omap - OMAP struct clk @@ -259,6 +282,12 @@ int omap2_dflt_clk_enable(struct clk_hw *hw); void omap2_dflt_clk_disable(struct clk_hw *hw); int omap2_dflt_clk_is_enabled(struct clk_hw *hw); void omap3_clk_lock_dpll5(void); +unsigned long omap2_dpllcore_recalc(struct clk_hw *hw, + unsigned long parent_rate); +int omap2_reprogram_dpllcore(struct clk_hw *clk, unsigned long rate, + unsigned long parent_rate); +void omap2xxx_clkt_dpllcore_init(struct clk_hw *hw); +void omap2xxx_clkt_vps_init(void); void __iomem *ti_clk_get_reg_addr(struct device_node *node, int index); void ti_dt_clocks_register(struct ti_dt_clk *oclks); @@ -278,6 +307,8 @@ int omap5xxx_dt_clk_init(void); int dra7xx_dt_clk_init(void); int am33xx_dt_clk_init(void); int am43xx_dt_clk_init(void); +int omap2420_dt_clk_init(void); +int omap2430_dt_clk_init(void); #ifdef CONFIG_OF void of_ti_clk_allow_autoidle_all(void); @@ -287,6 +318,8 @@ static inline void of_ti_clk_allow_autoidle_all(void) { } static inline void of_ti_clk_deny_autoidle_all(void) { } #endif +extern const struct clk_hw_omap_ops clkhwops_omap2xxx_dpll; +extern const struct clk_hw_omap_ops clkhwops_omap2430_i2chs_wait; extern const struct clk_hw_omap_ops clkhwops_omap3_dpll; extern const struct clk_hw_omap_ops clkhwops_omap4_dpllmx; extern const struct clk_hw_omap_ops clkhwops_wait; |