diff options
Diffstat (limited to 'drivers/clk/mmp/clk.h')
| -rw-r--r-- | drivers/clk/mmp/clk.h | 46 |
1 files changed, 34 insertions, 12 deletions
diff --git a/drivers/clk/mmp/clk.h b/drivers/clk/mmp/clk.h index adf9b711b037..c83cec169ddc 100644 --- a/drivers/clk/mmp/clk.h +++ b/drivers/clk/mmp/clk.h @@ -1,7 +1,10 @@ +/* SPDX-License-Identifier: GPL-2.0 */ #ifndef __MACH_MMP_CLK_H #define __MACH_MMP_CLK_H #include <linux/clk-provider.h> +#include <linux/math.h> +#include <linux/pm_domain.h> #include <linux/clkdev.h> #define APBC_NO_BUS_CTRL BIT(0) @@ -15,18 +18,14 @@ struct mmp_clk_factor_masks { unsigned int den_mask; unsigned int num_shift; unsigned int den_shift; -}; - -struct mmp_clk_factor_tbl { - unsigned int num; - unsigned int den; + unsigned int enable_mask; }; struct mmp_clk_factor { struct clk_hw hw; void __iomem *base; struct mmp_clk_factor_masks *masks; - struct mmp_clk_factor_tbl *ftbl; + struct u32_fract *ftbl; unsigned int ftbl_cnt; spinlock_t *lock; }; @@ -34,7 +33,7 @@ struct mmp_clk_factor { extern struct clk *mmp_clk_register_factor(const char *name, const char *parent_name, unsigned long flags, void __iomem *base, struct mmp_clk_factor_masks *masks, - struct mmp_clk_factor_tbl *ftbl, unsigned int ftbl_cnt, + struct u32_fract *ftbl, unsigned int ftbl_cnt, spinlock_t *lock); /* Clock type "mix" */ @@ -96,7 +95,7 @@ struct mmp_clk_mix { extern const struct clk_ops mmp_clk_mix_ops; extern struct clk *mmp_clk_register_mix(struct device *dev, const char *name, - const char **parent_names, + const char * const *parent_names, u8 num_parents, unsigned long flags, struct mmp_clk_mix_config *config, @@ -123,9 +122,6 @@ extern struct clk *mmp_clk_register_gate(struct device *dev, const char *name, u32 val_disable, unsigned int gate_flags, spinlock_t *lock); - -extern struct clk *mmp_clk_register_pll2(const char *name, - const char *parent_name, unsigned long flags); extern struct clk *mmp_clk_register_apbc(const char *name, const char *parent_name, void __iomem *base, unsigned int delay, unsigned int apbc_flags, spinlock_t *lock); @@ -195,7 +191,7 @@ void mmp_register_gate_clks(struct mmp_clk_unit *unit, struct mmp_param_mux_clk { unsigned int id; char *name; - const char **parent_name; + const char * const *parent_name; u8 num_parents; unsigned long flags; unsigned long offset; @@ -223,6 +219,23 @@ void mmp_register_div_clks(struct mmp_clk_unit *unit, struct mmp_param_div_clk *clks, void __iomem *base, int size); +struct mmp_param_pll_clk { + unsigned int id; + char *name; + unsigned long default_rate; + unsigned long enable_offset; + u32 enable; + unsigned long offset; + u8 shift; + /* MMP3 specific: */ + unsigned long input_rate; + unsigned long postdiv_offset; + unsigned long postdiv_shift; +}; +void mmp_register_pll_clks(struct mmp_clk_unit *unit, + struct mmp_param_pll_clk *clks, + void __iomem *base, int size); + #define DEFINE_MIX_REG_INFO(w_d, s_d, w_m, s_m, fc) \ { \ .width_div = (w_d), \ @@ -236,4 +249,13 @@ void mmp_clk_init(struct device_node *np, struct mmp_clk_unit *unit, int nr_clks); void mmp_clk_add(struct mmp_clk_unit *unit, unsigned int id, struct clk *clk); + +/* Power islands */ +#define MMP_PM_DOMAIN_NO_DISABLE BIT(0) + +struct generic_pm_domain *mmp_pm_domain_register(const char *name, + void __iomem *reg, + u32 power_on, u32 reset, u32 clock_enable, + unsigned int flags, spinlock_t *lock); + #endif |