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gptimer: support RC_FAST clock source

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GPTimer on C6 supports RC_FAST as the clock source. The benefit of this
clock is that, the clock can sustain in light sleep.

Added a new API to return the real resolution of the timer handle.
This commit is contained in:
morris
2022-12-14 18:40:13 +08:00
parent a00bde9622
commit bc2a2d3cde
12 changed files with 64 additions and 29 deletions
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9
components/soc/esp32c6/include/soc/clk_tree_defs.h
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@@ -149,15 +149,16 @@ typedef enum {
* }
* @endcode
*/
#define SOC_GPTIMER_CLKS {SOC_MOD_CLK_PLL_F80M, SOC_MOD_CLK_XTAL}
#define SOC_GPTIMER_CLKS {SOC_MOD_CLK_PLL_F80M, SOC_MOD_CLK_RC_FAST, SOC_MOD_CLK_XTAL}
/**
* @brief Type of GPTimer clock source
*/
typedef enum {
GPTIMER_CLK_SRC_PLL_F80M = SOC_MOD_CLK_PLL_F80M, /*!< Select PLL_F80M as the source clock */
GPTIMER_CLK_SRC_XTAL = SOC_MOD_CLK_XTAL, /*!< Select XTAL as the source clock */
GPTIMER_CLK_SRC_DEFAULT = SOC_MOD_CLK_PLL_F80M, /*!< Select PLL_F80M as the default choice */
GPTIMER_CLK_SRC_PLL_F80M = SOC_MOD_CLK_PLL_F80M, /*!< Select PLL_F80M as the source clock */
GPTIMER_CLK_SRC_RC_FAST = SOC_MOD_CLK_RC_FAST, /*!< Select RC_FAST as the source clock */
GPTIMER_CLK_SRC_XTAL = SOC_MOD_CLK_XTAL, /*!< Select XTAL as the source clock */
GPTIMER_CLK_SRC_DEFAULT = SOC_MOD_CLK_PLL_F80M, /*!< Select PLL_F80M as the default choice */
} soc_periph_gptimer_clk_src_t;
/**