ASoC: rockchip: add bindings for rk3399 i2s

Add devicetree bindings for i2s controller found on rk3399
processors from rockchip.

It's helpful to add full set of compatible strings for serials
of Rockchip SoCs (rk3066, rk3188, rk3288, rk3399).

Acked-by: Rob Herring <robh@kernel.org>
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
Signed-off-by: Mark Brown <broonie@kernel.org>

diff --git a/Documentation/devicetree/bindings/sound/rockchip-i2s.txt b/Documentation/devicetree/bindings/sound/rockchip-i2s.txt
index b7f3a9325ebd564c9e455ced818acbe113b6182d..6e86d8aa29b4639397f51a8e73b8d8ede79c28fe 100644 (file)
--- a/Documentation/devicetree/bindings/sound/rockchip-i2s.txt
+++ b/Documentation/devicetree/bindings/sound/rockchip-i2s.txt
@@ -9,6 +9,7 @@ Required properties:
    - "rockchip,rk3066-i2s": for rk3066
    - "rockchip,rk3188-i2s", "rockchip,rk3066-i2s": for rk3188
    - "rockchip,rk3288-i2s", "rockchip,rk3066-i2s": for rk3288
+   - "rockchip,rk3399-i2s", "rockchip,rk3066-i2s": for rk3399
 - reg: physical base address of the controller and length of memory mapped
   region.
 - interrupts: should contain the I2S interrupt.

diff --git a/sound/soc/rockchip/rockchip_i2s.c b/sound/soc/rockchip/rockchip_i2s.c
index 6561c4cc2eddbac035cec09ddd51dead9d3d8c22..531a6d201d2e08f18cf838cac660200471a1a3f4 100644 (file)
--- a/sound/soc/rockchip/rockchip_i2s.c
+++ b/sound/soc/rockchip/rockchip_i2s.c
@@ -575,6 +575,9 @@ static int rockchip_i2s_remove(struct platform_device *pdev)
 
 static const struct of_device_id rockchip_i2s_match[] = {
        { .compatible = "rockchip,rk3066-i2s", },
+       { .compatible = "rockchip,rk3188-i2s", },
+       { .compatible = "rockchip,rk3288-i2s", },
+       { .compatible = "rockchip,rk3399-i2s", },
        {},
 };