xlnx,i2s.txt (845B)
1Device-Tree bindings for Xilinx I2S PL block 2 3The IP supports I2S based playback/capture audio 4 5Required property: 6 - compatible: "xlnx,i2s-transmitter-1.0" for playback and 7 "xlnx,i2s-receiver-1.0" for capture 8 9Required property common to both I2S playback and capture: 10 - reg: Base address and size of the IP core instance. 11 - xlnx,dwidth: sample data width. Can be any of 16, 24. 12 - xlnx,num-channels: Number of I2S streams. Can be any of 1, 2, 3, 4. 13 supported channels = 2 * xlnx,num-channels 14 15Example: 16 17 i2s_receiver@a0080000 { 18 compatible = "xlnx,i2s-receiver-1.0"; 19 reg = <0x0 0xa0080000 0x0 0x10000>; 20 xlnx,dwidth = <0x18>; 21 xlnx,num-channels = <1>; 22 }; 23 i2s_transmitter@a0090000 { 24 compatible = "xlnx,i2s-transmitter-1.0"; 25 reg = <0x0 0xa0090000 0x0 0x10000>; 26 xlnx,dwidth = <0x18>; 27 xlnx,num-channels = <1>; 28 };