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ledc: Add support for esp32h2; Refactor ledc driver clock source selection related code

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LEDC examples and test cases are supported on ESP32H2.
   Switch to use general clock IDs for ledc_clk_cfg_t enum values.
   Deprecate LEDC_USE_RTC8M_CLK.
This commit is contained in:
Song Ruo Jing
2023-01-24 01:54:34 +08:00
parent 375aaf8e7b
commit ad55230b0a
34 changed files with 1078 additions and 336 deletions
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17
components/soc/esp32/include/soc/clk_tree_defs.h
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@@ -395,7 +395,24 @@ typedef enum {
MWDT_CLK_SRC_DEFAULT = SOC_MOD_CLK_APB, /*!< Select APB as the default clock choice */
} soc_periph_mwdt_clk_src_t;
//////////////////////////////////////////////////LEDC/////////////////////////////////////////////////////////////////
/**
* @brief Array initializer for all supported clock sources of LEDC
*/
#define SOC_LEDC_CLKS {SOC_MOD_CLK_APB, SOC_MOD_CLK_RC_FAST, SOC_MOD_CLK_REF_TICK}
/**
* @brief Type of LEDC clock source, reserved for the legacy LEDC driver
*/
typedef enum {
LEDC_AUTO_CLK = 0, /*!< LEDC source clock will be automatically selected based on the giving resolution and duty parameter when init the timer*/
LEDC_USE_APB_CLK = SOC_MOD_CLK_APB, /*!< Select APB as the source clock */
LEDC_USE_RC_FAST_CLK = SOC_MOD_CLK_RC_FAST, /*!< Select RC_FAST as the source clock */
LEDC_USE_REF_TICK = SOC_MOD_CLK_REF_TICK, /*!< Select REF_TICK as the source clock */
LEDC_USE_RTC8M_CLK __attribute__((deprecated("please use 'LEDC_USE_RC_FAST_CLK' instead"))) = LEDC_USE_RC_FAST_CLK, /*!< Alias of 'LEDC_USE_RC_FAST_CLK' */
} soc_periph_ledc_clk_src_legacy_t;
#ifdef __cplusplus
}