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Commit d307e01e authored by Sugar Zhang's avatar Sugar Zhang Committed by Mark Brown
Browse files

ASoC: rockchip: add capture property 



rockchip,capture-channels: max capture channels, 2 channels default.

Signed-off-by: default avatarSugar Zhang <sugar.zhang@rock-chips.com>
Signed-off-by: default avatarMark Brown <broonie@kernel.org>
parent 4c9c018b

Documentation/devicetree/bindings/sound/rockchip-i2s.txt

+2 −0
Original line number Diff line number Diff line
@@ -19,6 +19,7 @@ Required properties: 
- clock-names: should contain followings:

   - "i2s_hclk": clock for I2S BUS

   - "i2s_clk" : clock for I2S controller

- rockchip,capture-channels: max capture channels, if not set, 2 channels default.



Example for rk3288 I2S controller:
@@ -30,4 +31,5 @@ i2s@ff890000 { 
	dma-names = "tx", "rx";

	clock-names = "i2s_hclk", "i2s_clk";

	clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>;

	rockchip,capture-channels = <2>;

};