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EXYNOS5: FDT: Add sound device node data

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Add sound device node data for exynos

Signed-off-by: Rajeshwari Shinde <rajeshwari.s@samsung.com>
Acked-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
This commit is contained in:
Rajeshwari Shinde 2012-12-26 20:03:14 +00:00 committed by Minkyu Kang
parent a0f816b6bb
commit f0b1619118
2 changed files with 32 additions and 0 deletions
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5
arch/arm/dts/exynos5250.dtsi
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@ -92,4 +92,9 @@
reg = <0x12CD0000 0x100>;
interrupts = <0 63 0>;
};
sound@12d60000 {
compatible = "samsung,exynos-sound";
reg = <0x12d60000 0x20>;
};
};

27
doc/device-tree-bindings/exynos/sound.txt Normal file
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@ -0,0 +1,27 @@
Exynos Sound Subsystem
The device node for sound subsytem which contains codec and i2s block
that is a part of Exynos5250
Required properties :
- compatible : Should be "samsung,exynos-sound" for sound
- samsung,i2s-epll-clock-frequency : epll clock output frequency in Hz
- samsung,i2s-sampling-rate : sampling rate, default is 48000
- samsung,i2s-bits-per-sample : sample width, defalut is 16 bit
- samsung,i2s-channels : nummber of channels, default is 2
- samsung,i2s-lr-clk-framesize : lr clock frame size
- samsung,i2s-bit-clk-framesize : bit clock frame size
- samsung,codec-type : sound codec type
Example:
sound@12d60000 {
compatible = "samsung,exynos-sound"
samsung,i2s-epll-clock-frequency = <192000000>;
samsung,i2s-sampling-rate = <48000>;
samsung,i2s-bits-per-sample = <16>;
samsung,i2s-channels = <2>;
samsung,i2s-lr-clk-framesize = <256>;
samsung,i2s-bit-clk-framesize = <32>;
samsung,codec-type = "wm8994";
};