#include <linux/clk-provider.h>
#include <linux/clk/ti.h>
-struct omap_clk {
- u16 cpu;
- struct clk_lookup lk;
-};
-
-#define CLK(dev, con, ck) \
- { \
- .lk = { \
- .dev_id = dev, \
- .con_id = con, \
- .clk = ck, \
- }, \
- }
-
-struct clockdomain;
-
-#define DEFINE_STRUCT_CLK(_name, _parent_array_name, _clkops_name) \
- static struct clk_core _name##_core = { \
- .name = #_name, \
- .hw = &_name##_hw.hw, \
- .parent_names = _parent_array_name, \
- .num_parents = ARRAY_SIZE(_parent_array_name), \
- .ops = &_clkops_name, \
- }; \
- static struct clk _name = { \
- .core = &_name##_core, \
- };
-
-#define DEFINE_STRUCT_CLK_FLAGS(_name, _parent_array_name, \
- _clkops_name, _flags) \
- static struct clk_core _name##_core = { \
- .name = #_name, \
- .hw = &_name##_hw.hw, \
- .parent_names = _parent_array_name, \
- .num_parents = ARRAY_SIZE(_parent_array_name), \
- .ops = &_clkops_name, \
- .flags = _flags, \
- }; \
- static struct clk _name = { \
- .core = &_name##_core, \
- };
-
-#define DEFINE_STRUCT_CLK_HW_OMAP(_name, _clkdm_name) \
- static struct clk_hw_omap _name##_hw = { \
- .hw = { \
- .clk = &_name, \
- }, \
- .clkdm_name = _clkdm_name, \
- };
-
-#define DEFINE_CLK_OMAP_MUX(_name, _clkdm_name, _clksel, \
- _clksel_reg, _clksel_mask, \
- _parent_names, _ops) \
- static struct clk _name; \
- static struct clk_hw_omap _name##_hw = { \
- .hw = { \
- .clk = &_name, \
- }, \
- .clksel = _clksel, \
- .clksel_reg = _clksel_reg, \
- .clksel_mask = _clksel_mask, \
- .clkdm_name = _clkdm_name, \
- }; \
- DEFINE_STRUCT_CLK(_name, _parent_names, _ops);
-
-#define DEFINE_CLK_OMAP_MUX_GATE(_name, _clkdm_name, _clksel, \
- _clksel_reg, _clksel_mask, \
- _enable_reg, _enable_bit, \
- _hwops, _parent_names, _ops) \
- static struct clk _name; \
- static struct clk_hw_omap _name##_hw = { \
- .hw = { \
- .clk = &_name, \
- }, \
- .ops = _hwops, \
- .enable_reg = _enable_reg, \
- .enable_bit = _enable_bit, \
- .clksel = _clksel, \
- .clksel_reg = _clksel_reg, \
- .clksel_mask = _clksel_mask, \
- .clkdm_name = _clkdm_name, \
- }; \
- DEFINE_STRUCT_CLK(_name, _parent_names, _ops);
-
/* struct clksel_rate.flags possibilities */
#define RATE_IN_242X (1 << 0)
#define RATE_IN_243X (1 << 1)
/* RATE_IN_3430ES2PLUS_36XX includes 34xx/35xx with ES >=2, and all 36xx/37xx */
#define RATE_IN_3430ES2PLUS_36XX (RATE_IN_3430ES2PLUS | RATE_IN_36XX)
-
-/**
- * struct clksel_rate - register bitfield values corresponding to clk divisors
- * @val: register bitfield value (shifted to bit 0)
- * @div: clock divisor corresponding to @val
- * @flags: (see "struct clksel_rate.flags possibilities" above)
- *
- * @val should match the value of a read from struct clk.clksel_reg
- * AND'ed with struct clk.clksel_mask, shifted right to bit 0.
- *
- * @div is the divisor that should be applied to the parent clock's rate
- * to produce the current clock's rate.
- */
-struct clksel_rate {
- u32 val;
- u8 div;
- u16 flags;
-};
-
-/**
- * struct clksel - available parent clocks, and a pointer to their divisors
- * @parent: struct clk * to a possible parent clock
- * @rates: available divisors for this parent clock
- *
- * A struct clksel is always associated with one or more struct clks
- * and one or more struct clksel_rates.
- */
-struct clksel {
- struct clk *parent;
- const struct clksel_rate *rates;
-};
-
/* CM_CLKSEL2_PLL.CORE_CLK_SRC bits (2XXX) */
#define CORE_CLK_SRC_32K 0x0
#define CORE_CLK_SRC_DPLL 0x1
#define OMAP4XXX_EN_DPLL_FRBYPASS 0x6
#define OMAP4XXX_EN_DPLL_LOCKED 0x7
-u32 omap3_dpll_autoidle_read(struct clk_hw_omap *clk);
-void omap3_dpll_allow_idle(struct clk_hw_omap *clk);
-void omap3_dpll_deny_idle(struct clk_hw_omap *clk);
-void omap4_dpllmx_allow_gatectrl(struct clk_hw_omap *clk);
-void omap4_dpllmx_deny_gatectrl(struct clk_hw_omap *clk);
-
-void __init omap2_clk_disable_clkdm_control(void);
-
-/* clkt_clksel.c public functions */
-u32 omap2_clksel_round_rate_div(struct clk_hw_omap *clk,
- unsigned long target_rate,
- u32 *new_div);
-u8 omap2_clksel_find_parent_index(struct clk_hw *hw);
-unsigned long omap2_clksel_recalc(struct clk_hw *hw, unsigned long parent_rate);
-long omap2_clksel_round_rate(struct clk_hw *hw, unsigned long target_rate,
- unsigned long *parent_rate);
-int omap2_clksel_set_rate(struct clk_hw *hw, unsigned long rate,
- unsigned long parent_rate);
-int omap2_clksel_set_parent(struct clk_hw *hw, u8 field_val);
-
-/* clkt_iclk.c public functions */
-extern void omap2_clkt_iclk_allow_idle(struct clk_hw_omap *clk);
-extern void omap2_clkt_iclk_deny_idle(struct clk_hw_omap *clk);
-
-unsigned long omap2_get_dpll_rate(struct clk_hw_omap *clk);
-
-void omap2_clk_dflt_find_companion(struct clk_hw_omap *clk,
- void __iomem **other_reg,
- u8 *other_bit);
-void omap2_clk_dflt_find_idlest(struct clk_hw_omap *clk,
- void __iomem **idlest_reg,
- u8 *idlest_bit, u8 *idlest_val);
-int omap2_clk_enable_autoidle_all(void);
-int omap2_clk_allow_idle(struct clk *clk);
-int omap2_clk_deny_idle(struct clk *clk);
-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);
-u32 omap2_clk_readl(struct clk_hw_omap *clk, void __iomem *reg);
-void omap2_clk_writel(u32 val, struct clk_hw_omap *clk, void __iomem *reg);
-
extern u16 cpu_mask;
-/*
- * Clock features setup. Used instead of CPU type checks.
- */
-struct ti_clk_features {
- u32 flags;
- long fint_min;
- long fint_max;
- long fint_band1_max;
- long fint_band2_min;
- u8 dpll_bypass_vals;
- u8 cm_idlest_val;
-};
-
-#define TI_CLK_DPLL_HAS_FREQSEL (1 << 0)
-#define TI_CLK_DPLL4_DENY_REPROGRAM (1 << 1)
-
-extern struct ti_clk_features ti_clk_features;
-
extern const struct clkops clkops_omap2_dflt_wait;
extern const struct clkops clkops_omap2_dflt;
extern struct clk_functions omap2_clk_functions;
-extern const struct clksel_rate gpt_32k_rates[];
-extern const struct clksel_rate gpt_sys_rates[];
-extern const struct clksel_rate gfx_l3_rates[];
-extern const struct clksel_rate dsp_ick_rates[];
-
-extern const struct clk_hw_omap_ops clkhwops_iclk_wait;
-extern const struct clk_hw_omap_ops clkhwops_wait;
-extern const struct clk_hw_omap_ops clkhwops_omap3430es2_ssi_wait;
-extern const struct clk_hw_omap_ops clkhwops_omap3430es2_dss_usbhost_wait;
-extern const struct clk_hw_omap_ops clkhwops_omap3430es2_hsotgusb_wait;
-extern const struct clk_hw_omap_ops clkhwops_am35xx_ipss_module_wait;
-extern const struct clk_hw_omap_ops clkhwops_apll54;
-extern const struct clk_hw_omap_ops clkhwops_apll96;
-
-/* clksel_rate blocks shared between OMAP44xx and AM33xx */
-extern const struct clksel_rate div_1_0_rates[];
-extern const struct clksel_rate div3_1to4_rates[];
-extern const struct clksel_rate div_1_1_rates[];
-extern const struct clksel_rate div_1_2_rates[];
-extern const struct clksel_rate div_1_3_rates[];
-extern const struct clksel_rate div_1_4_rates[];
-extern const struct clksel_rate div31_1to31_rates[];
-
-extern int omap2_clkops_enable_clkdm(struct clk_hw *hw);
-extern void omap2_clkops_disable_clkdm(struct clk_hw *hw);
-
-struct regmap;
-
-int __init omap2_clk_provider_init(struct device_node *np, int index,
- struct regmap *syscon, void __iomem *mem);
-void __init omap2_clk_legacy_provider_init(int index, void __iomem *mem);
+int __init omap2_clk_setup_ll_ops(void);
void __init ti_clk_init_features(void);
#endif
Code Review / kvmfornfv.git / blobdiff