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ASoC: rk3308_codec: clean up Optional properties and add rockchip,loopback-grp

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Change-Id: Ifb0a2d4c61e3e08d411797d41f49fb4774f50f9b
Signed-off-by: Xing Zheng <zhengxing@rock-chips.com>
This commit is contained in:
Xing Zheng
2018-05-28 16:51:13 +08:00
committed by Tao Huang
parent 9b9cee02e5
commit e697d2f624
1 changed files with 4 additions and 0 deletions
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4
Documentation/devicetree/bindings/sound/rockchip,rk3308-codec.txt
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@@ -11,6 +11,9 @@ Required properties:
- clock-names: It should be "acodec".
- resets : Must contain an entry for each entry in reset-names.
- reset-names : Must include the following entries: "acodec-reset".
Optional properties:
- rockchip,loopback-grp: It points out the ADC group which is the loopback used.
- hp-ctl-gpios: The gpio of head phone controller.
- spk-ctl-gpios: The gpio of speak controller.
@@ -24,6 +27,7 @@ acodec: acodec@ff560000 {
clock-names = "acodec";
resets = <&cru SRST_ACODEC_P>;
reset-names = "acodec-reset";
rockchip,loopback-grp = <0>;
hp-ctl-gpios = <&gpio0 1 GPIO_ACTIVE_HIGH>;
spk-ctl-gpios = <&gpio0 5 GPIO_ACTIVE_HIGH>;
status = "okay";