xref: /OK3568_Linux_fs/u-boot/doc/device-tree-bindings/exynos/sound.txt (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593SmuzhiyunExynos Sound Subsystem
2*4882a593Smuzhiyun
3*4882a593SmuzhiyunThe device node for sound subsytem which contains codec and i2s block
4*4882a593Smuzhiyunthat is a part of Exynos5250
5*4882a593Smuzhiyun
6*4882a593SmuzhiyunRequired properties :
7*4882a593Smuzhiyun - compatible : Should be "samsung,exynos-sound" for sound
8*4882a593Smuzhiyun - samsung,i2s-epll-clock-frequency : epll clock output frequency in Hz
9*4882a593Smuzhiyun - samsung,i2s-sampling-rate : sampling rate, default is 48000
10*4882a593Smuzhiyun - samsung,i2s-bits-per-sample : sample width, defalut is 16 bit
11*4882a593Smuzhiyun - samsung,i2s-channels : nummber of channels, default is 2
12*4882a593Smuzhiyun - samsung,i2s-lr-clk-framesize : lr clock frame size
13*4882a593Smuzhiyun - samsung,i2s-bit-clk-framesize : bit clock frame size
14*4882a593Smuzhiyun - samsung,codec-type : sound codec type
15*4882a593Smuzhiyun
16*4882a593SmuzhiyunExample:
17*4882a593Smuzhiyun
18*4882a593Smuzhiyunsound@12d60000 {
19*4882a593Smuzhiyun	compatible = "samsung,exynos-sound"
20*4882a593Smuzhiyun	samsung,i2s-epll-clock-frequency = <192000000>;
21*4882a593Smuzhiyun	samsung,i2s-sampling-rate = <48000>;
22*4882a593Smuzhiyun	samsung,i2s-bits-per-sample = <16>;
23*4882a593Smuzhiyun	samsung,i2s-channels = <2>;
24*4882a593Smuzhiyun	samsung,i2s-lr-clk-framesize = <256>;
25*4882a593Smuzhiyun	samsung,i2s-bit-clk-framesize = <32>;
26*4882a593Smuzhiyun	samsung,codec-type = "wm8994";
27*4882a593Smuzhiyun};
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