diff options
Diffstat (limited to 'dts/Bindings/sound/rockchip-i2s.txt')
| -rw-r--r-- | dts/Bindings/sound/rockchip-i2s.txt | 6 |
1 files changed, 2 insertions, 4 deletions
diff --git a/dts/Bindings/sound/rockchip-i2s.txt b/dts/Bindings/sound/rockchip-i2s.txt index 9b82c20b30..2267d249ca 100644 --- a/dts/Bindings/sound/rockchip-i2s.txt +++ b/dts/Bindings/sound/rockchip-i2s.txt @@ -12,8 +12,6 @@ Required properties: - reg: physical base address of the controller and length of memory mapped region. - interrupts: should contain the I2S interrupt. -- #address-cells: should be 1. -- #size-cells: should be 0. - dmas: DMA specifiers for tx and rx dma. See the DMA client binding, Documentation/devicetree/bindings/dma/dma.txt - dma-names: should include "tx" and "rx". @@ -21,6 +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: @@ -28,10 +27,9 @@ i2s@ff890000 { compatible = "rockchip,rk3288-i2s", "rockchip,rk3066-i2s"; reg = <0xff890000 0x10000>; interrupts = <GIC_SPI 85 IRQ_TYPE_LEVEL_HIGH>; - #address-cells = <1>; - #size-cells = <0>; dmas = <&pdma1 0>, <&pdma1 1>; dma-names = "tx", "rx"; clock-names = "i2s_hclk", "i2s_clk"; clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>; + rockchip,capture-channels = <2>; }; |