esp32c6: i2s: add PLL_F240M clock source

Add the option to add PLL_F240M clock source for tx/rx clk of the i2s periphery of the esp32c6.

Signed-off-by: Armin Kessler [email protected]

Author: epc-ake

components/hal/esp32c6/include/hal/i2s_ll.h

@@ -217,6 +217,9 @@ static inline void i2s_ll_tx_clk_set_src(i2s_dev_t *hw, i2s_clock_src_t src)
     case I2S_CLK_SRC_XTAL:
         PCR.i2s_tx_clkm_conf.i2s_tx_clkm_sel = 0;
         break;
+    case I2S_CLK_SRC_PLL_240M:
+        PCR.i2s_tx_clkm_conf.i2s_tx_clkm_sel = 1;
+        break;
     case I2S_CLK_SRC_PLL_160M:
         PCR.i2s_tx_clkm_conf.i2s_tx_clkm_sel = 2;
         break;
@@ -240,6 +243,9 @@ static inline void i2s_ll_rx_clk_set_src(i2s_dev_t *hw, i2s_clock_src_t src)
     case I2S_CLK_SRC_XTAL:
         PCR.i2s_rx_clkm_conf.i2s_rx_clkm_sel = 0;
         break;
+    case I2S_CLK_SRC_PLL_240M:
+        PCR.i2s_rx_clkm_conf.i2s_rx_clkm_sel = 1;
+        break;
     case I2S_CLK_SRC_PLL_160M:
         PCR.i2s_rx_clkm_conf.i2s_rx_clkm_sel = 2;
         break;

components/soc/esp32c6/include/soc/clk_tree_defs.h

@@ -285,13 +285,14 @@ typedef enum {
 /**
  * @brief Array initializer for all supported clock sources of I2S
  */
-#define SOC_I2S_CLKS {SOC_MOD_CLK_PLL_F160M, SOC_MOD_CLK_XTAL, I2S_CLK_SRC_EXTERNAL}
+#define SOC_I2S_CLKS {SOC_MOD_CLK_PLL_F240M, SOC_MOD_CLK_PLL_F160M, SOC_MOD_CLK_XTAL, I2S_CLK_SRC_EXTERNAL}
 
 /**
  * @brief I2S clock source enum
  */
 typedef enum {
     I2S_CLK_SRC_DEFAULT = SOC_MOD_CLK_PLL_F160M,                /*!< Select PLL_F160M as the default source clock  */
+    I2S_CLK_SRC_PLL_F240M = SOC_MOD_CLK_PLL_F240M,              /*!< Select PLL_F240M as the source clock */
     I2S_CLK_SRC_PLL_160M = SOC_MOD_CLK_PLL_F160M,               /*!< Select PLL_F160M as the source clock */
     I2S_CLK_SRC_XTAL = SOC_MOD_CLK_XTAL,                        /*!< Select XTAL as the source clock */
     I2S_CLK_SRC_EXTERNAL = -1,                                  /*!< Select external clock as source clock */