diff options
Diffstat (limited to 'drivers/clk/qcom/clk-branch.h')
| -rw-r--r-- | drivers/clk/qcom/clk-branch.h | 32 |
1 files changed, 32 insertions, 0 deletions
diff --git a/drivers/clk/qcom/clk-branch.h b/drivers/clk/qcom/clk-branch.h index 0cf800b9d08d..6bc2ba2b5350 100644 --- a/drivers/clk/qcom/clk-branch.h +++ b/drivers/clk/qcom/clk-branch.h @@ -38,6 +38,27 @@ struct clk_branch { struct clk_regmap clkr; }; +/** + * struct clk_mem_branch - gating clock which are associated with memories + * + * @mem_enable_reg: branch clock memory gating register + * @mem_ack_reg: branch clock memory ack register + * @mem_enable_ack_mask: branch clock memory enable and ack field in @mem_ack_reg + * @mem_enable_mask: branch clock memory enable mask + * @mem_enable_invert: branch clock memory enable and disable has invert logic + * @branch: branch clock gating handle + * + * Clock which can gate its memories. + */ +struct clk_mem_branch { + u32 mem_enable_reg; + u32 mem_ack_reg; + u32 mem_enable_ack_mask; + u32 mem_enable_mask; + bool mem_enable_invert; + struct clk_branch branch; +}; + /* Branch clock common bits for HLOS-owned clocks */ #define CBCR_CLK_OFF BIT(31) #define CBCR_NOC_FSM_STATUS GENMASK(30, 28) @@ -47,6 +68,7 @@ struct clk_branch { #define CBCR_FORCE_MEM_PERIPH_OFF BIT(12) #define CBCR_WAKEUP GENMASK(11, 8) #define CBCR_SLEEP GENMASK(7, 4) +#define CBCR_CLOCK_ENABLE BIT(0) static inline void qcom_branch_set_force_mem_core(struct regmap *regmap, struct clk_branch clk, bool on) @@ -81,12 +103,22 @@ static inline void qcom_branch_set_sleep(struct regmap *regmap, struct clk_branc FIELD_PREP(CBCR_SLEEP, val)); } +static inline void qcom_branch_set_clk_en(struct regmap *regmap, u32 cbcr) +{ + regmap_update_bits(regmap, cbcr, CBCR_CLOCK_ENABLE, CBCR_CLOCK_ENABLE); +} + extern const struct clk_ops clk_branch_ops; extern const struct clk_ops clk_branch2_ops; extern const struct clk_ops clk_branch_simple_ops; extern const struct clk_ops clk_branch2_aon_ops; +extern const struct clk_ops clk_branch2_mem_ops; +extern const struct clk_ops clk_branch2_prepare_ops; #define to_clk_branch(_hw) \ container_of(to_clk_regmap(_hw), struct clk_branch, clkr) +#define to_clk_mem_branch(_hw) \ + container_of(to_clk_branch(_hw), struct clk_mem_branch, branch) + #endif |