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clk_tree: Add basic clock support for esp32c6

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- Support SOC ROOT clock source switch
    - Support CPU frequency change
    - Support RTC SLOW clock source switch
    - Support RTC SLOW clock + RC FAST calibration

    Remove FPGA build for esp32c6
This commit is contained in:
Song Ruo Jing
2022-11-18 17:59:05 +08:00
parent 3b31370e39
commit 182e937c5a
35 changed files with 1130 additions and 660 deletions
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components/soc/esp32c2/include/soc/rtc.h
+4 -1
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@@ -154,7 +154,10 @@ typedef struct rtc_cpu_freq_config_s {
typedef enum {
RTC_CAL_RTC_MUX = 0, //!< Currently selected RTC SLOW_CLK
RTC_CAL_8MD256 = 1, //!< Internal 8 MHz RC oscillator, divided by 256
RTC_CAL_EXT_32K = 2 //!< External 32.768 KHz CLK
RTC_CAL_32K_OSC_SLOW = 2, //!< External 32.768 KHz CLK
// deprecated name
RTC_CAL_EXT_32K __attribute__((deprecated)) = RTC_CAL_32K_OSC_SLOW,
} rtc_cal_sel_t;
/**