On Tue, May 24, 2016 at 09:36:14AM +0800, Xing Zheng wrote:
There are multi codec devices on the RK3399 platform, we can use this patch support and control these codecs.
Signed-off-by: Xing Zheng zhengxing@rock-chips.com
Changes in v2:
- use the FS 256 to set mclks of the max98357a and rt5514 danamically
- add more sample rate for da7219
.../sound/rockchip-max98357a-rt5514-da7219.txt | 15 + sound/soc/rockchip/Kconfig | 11 + sound/soc/rockchip/Makefile | 2 + .../rockchip/rockchip_max98357a_rt5514_da7219.c | 333 ++++++++++++++++++++ 4 files changed, 361 insertions(+) create mode 100644 Documentation/devicetree/bindings/sound/rockchip-max98357a-rt5514-da7219.txt create mode 100644 sound/soc/rockchip/rockchip_max98357a_rt5514_da7219.c
diff --git a/Documentation/devicetree/bindings/sound/rockchip-max98357a-rt5514-da7219.txt b/Documentation/devicetree/bindings/sound/rockchip-max98357a-rt5514-da7219.txt new file mode 100644 index 0000000..5928384 --- /dev/null +++ b/Documentation/devicetree/bindings/sound/rockchip-max98357a-rt5514-da7219.txt @@ -0,0 +1,15 @@ +ROCKCHIP with MAX98357A/RT5514/DA7219 codecs
+Required properties: +- compatible: "rockchip,rockchip-sound"
This is generic, but the binding seems to be very specific to only 3 specific codecs. Listing all 3 codecs seems a bit strange. Perhaps a name related to the board name would be better.
+- rockchip,cpu: The phandle of the Rockchip I2S controller that's
- connected to the codecs
What's the size? always 3?
+- rockchip,codec: The phandle of the MAX98357A/RT5514/DA7219 codecs
Please make the size and ordering clear.
+Example:
+sound {
- compatible = "rockchip,rockchip-sound";
- rockchip,cpu = <&i2s0 &i2s0 &i2s1>;
- rockchip,codec = <&max98357a &headsetcodec &codec>;
+};