1 Exynos Sound Subsystem 2 3 The device node for sound subsytem which contains codec and i2s block 4 that is a part of Exynos5250 5 6 Required properties : 7 - compatible : Should be "samsung,exynos-sound" for sound 8 - samsung,i2s-epll-clock-frequency : epll clock output frequency in Hz 9 - samsung,i2s-sampling-rate : sampling rate, default is 48000 10 - samsung,i2s-bits-per-sample : sample width, defalut is 16 bit 11 - samsung,i2s-channels : nummber of channels, default is 2 12 - samsung,i2s-lr-clk-framesize : lr clock frame size 13 - samsung,i2s-bit-clk-framesize : bit clock frame size 14 - samsung,codec-type : sound codec type 15 16 Example: 17 18 sound@12d60000 { 19 compatible = "samsung,exynos-sound" 20 samsung,i2s-epll-clock-frequency = <192000000>; 21 samsung,i2s-sampling-rate = <48000>; 22 samsung,i2s-bits-per-sample = <16>; 23 samsung,i2s-channels = <2>; 24 samsung,i2s-lr-clk-framesize = <256>; 25 samsung,i2s-bit-clk-framesize = <32>; 26 samsung,codec-type = "wm8994"; 27 }; 28
