tests/drivers/i2s/i2s_speed/boards/lpcxpresso55s69_cpu0.overlay

/* i2s_speed with CONFIG_I2S_TEST_SEPARATE_DEVICES=y uses two I2S peripherals:
 * i2s-node0 is the receiver
 * i2s-node1 is the transmitter
 */

/ {
	aliases {
		i2s-node0 = &i2s0;
		i2s-node1 = &i2s1;
	};
};