Update output_pt8211.cpp

output_pt8211.cpp

@@ -78,10 +78,11 @@ void AudioOutputPT8211::begin(void)
 	I2S0_TCSR |= I2S_TCSR_TE | I2S_TCSR_BCE | I2S_TCSR_FRDE | I2S_TCSR_FR;
 	return;
 #elif defined(__IMXRT1052__) || defined(__IMXRT1062__)
-	arm_dcache_flush_delete(i2s_tx_buffer, sizeof(i2s_tx_buffer));	
+	
 #if defined(__IMXRT1052__)
 	CORE_PIN6_CONFIG  = 3;  //1:TX_DATA0
 #elif defined(__IMXRT1062__)
+	arm_dcache_flush_delete(i2s_tx_buffer, sizeof(i2s_tx_buffer));	
 	CORE_PIN7_CONFIG  = 3;  //1:TX_DATA0	
 #endif