@@ -21,6 +21,7 @@ Required properties:
- clock-names: should contain followings:
- "i2s_hclk": clock for I2S BUS
- "i2s_clk" : clock for I2S controller
+ - "i2s_clko" : clock for codec outside of chip
Example for rk3288 I2S controller:
@@ -32,6 +33,6 @@ i2s@ff890000 {
#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>;
+ clock-names = "i2s_hclk", "i2s_clk", "i2s_clko";
+ clocks = <&cru HCLK_I2S0>, <&cru SCLK_I2S0>, <&cru SCLK_I2S0_CLKOUT>;
};
Add i2s_clkout property, which enables output clock to chip outside, this is generally for audio codec outside. Also add it to example. Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com> --- Documentation/devicetree/bindings/sound/rockchip-i2s.txt | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-)