Messages in this thread Patch in this message | | | From | Sugar Zhang <> | Subject | [PATCH 2/2] Documentation: DT bindings: rockchip-i2s: add capture and lrck-mode | Date | Wed, 23 Sep 2015 11:41:23 +0800 |
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rockchip,capture-channels: max capture channels, 2 channels default. rockchip,lrck-mode: 0: rxtx separate, 1: tx share, 2: rx share. default use 'rxtx separate' mode.
Signed-off-by: Sugar Zhang <sugar.zhang@rock-chips.com> --- Documentation/devicetree/bindings/sound/rockchip-i2s.txt | 5 +++++ 1 file changed, 5 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/rockchip-i2s.txt b/Documentation/devicetree/bindings/sound/rockchip-i2s.txt index 9b82c20..4066b85 100644 --- a/Documentation/devicetree/bindings/sound/rockchip-i2s.txt +++ b/Documentation/devicetree/bindings/sound/rockchip-i2s.txt @@ -21,6 +21,9 @@ 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. +- rockchip,lrck-mode: select lrck use mode: 0: rxtx separate, 1: tx share, 2: rx share. + default use 'rxtx seprate' mode. Example for rk3288 I2S controller: @@ -34,4 +37,6 @@ i2s@ff890000 { dma-names = "tx", "rx"; clock-names = "i2s_hclk", "i2s_clk"; clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>; + rockchip,capture-channels = <2>; + rockchip,lrck-mode = <0>; }; -- 2.3.6
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