refactor(clk): add soc_clk_calibration_clk_src_t for all targets

Cleaned up RTC calibration clock selection code

components/soc/esp32/include/soc/clk_tree_defs.h

@@ -484,6 +484,16 @@ typedef enum {
     CLKOUT_SIG_INVALID  = 0xFF,
 } soc_clkout_sig_id_t;
 
+////////////////////////////////////////////RTC CALIBRATION///////////////////////////////////////////////////////////
+/**
+ * @brief Clock frequency calibration source selection
+ */
+typedef enum {
+    CLK_CAL_RTC_SLOW,                                /*!< Select to calibrate RTC_SLOW_CLK */
+    CLK_CAL_RC_FAST_D256,                            /*!< Select to calibrate RC_FAST_D256_CLK */
+    CLK_CAL_32K_XTAL,                                /*!< Select to calibrate XTAL32K_CLK */
+} soc_timg0_calibration_clk_src_t;
+
 #ifdef __cplusplus
 }
 #endif