diff --git a/bsp/imxrt/Libraries/imxrt1021/drivers/drv_codec.h b/bsp/imxrt/Libraries/imxrt1021/drivers/drv_codec.h
index 40b1d7b270..c198543771 100644
--- a/bsp/imxrt/Libraries/imxrt1021/drivers/drv_codec.h
+++ b/bsp/imxrt/Libraries/imxrt1021/drivers/drv_codec.h
@@ -66,7 +66,6 @@
 #define ADC_OVERRUN_IRQ_EN	1
 #define ADC_FIFO_FLUSH		0
 
-
 /*DAC_MIXER_CTRL: 0x20*/
 #define DAC_AG_R_EN		31  /* dac right enable bit */
 #define DAC_AG_L_EN		30  /* dac left enable bit */
@@ -161,8 +160,6 @@
 #define ADDA_PR_WDAT		8
 #define ADDA_PR_RDAT		0
 
-
-
 /* 时钟配置相关寄存器 */
 #define R6_REG_CCU_BASE         0x01c20000
 #define R6_REG_PLL_AUDIO_CTRL   (R6_REG_CCU_BASE + 0x008)
@@ -186,7 +183,6 @@
 #define R6_REG_PD_PUL0          (R6_REG_PIO_BASE + (3 * 0x24 + 0X1c))
 #define R6_REG_PD_PUL1          (R6_REG_PIO_BASE + (3 * 0x24 + 0X20))
 
-
 /* AUDIO配置相关寄存器 */
 #define R6_REG_AC_BASE          0x01c23c00
 #define R6_REG_AC_DAC_DPC       (R6_REG_AC_BASE + 0x00)
@@ -212,7 +208,6 @@
 #define REG_NDMA_BYTE_CNT       (0xc)
 // #define REG_NDMA_PAR         (0x300 + 0x1c)
 
-
 #define NDMA_CFG_SRC_DRQ_IR_RX    (0x00 << 0)
 #define NDMA_CFG_SRC_DRQ_NONE     (0x01 << 0)
 #define NDMA_CFG_SRC_DRQ_SDRAM    (0x11 << 0)