1/* i2s_speed with CONFIG_I2S_TEST_SEPARATE_DEVICES=y uses two I2S peripherals: 2 * i2s-node0 is the receiver - uses SAI1 peripheral on RT1170 3 * i2s-node1 is the transmitter - uses SAI4 peripheral 4 */ 5 6/ { 7 aliases { 8 i2s-node0 = &sai1; 9 i2s-node1 = &sai4; 10 }; 11}; 12 13/* Enable SAI4, and set clocks to match SAI1 */ 14&sai4 { 15 status = "okay"; 16 clocks = < &ccm 0x2003 0x2184 0x6 >; 17 podf = < 0x4 >; 18 pinctrl-0 = <&pinmux_sai4>; 19 pinctrl-names = "default"; 20}; 21 22/* On MIMXRT1170-EVK, there is a conflict with signal SAI4_TX_BCLK shared with 23 * ENET_RST. For i2s_speed test, disable ENET peripheral. 24 */ 25&enet { 26 status = "disabled"; 27}; 28