Add a property that configures the interface to the desired max number
of capture channels. The platform may have multiple interfaces with
different number of capture channels.
Signed-off-by: Michael Sit Wei Hong <michael.wei.hong.sit@xxxxxxxxx>
Reviewed-by: Sia Jee Heng <jee.heng.sia@xxxxxxxxx>
Reviewed-by: Pierre-Louis Bossart <pierre-louis.bossart@xxxxxxxxxxxxxxx>
---
.../devicetree/bindings/sound/intel,keembay-i2s.yaml | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/Documentation/devicetree/bindings/sound/intel,keembay-i2s.yaml b/Documentation/devicetree/bindings/sound/intel,keembay-i2s.yaml
index 175e4fb0c315..9345fc3a2b95 100644
--- a/Documentation/devicetree/bindings/sound/intel,keembay-i2s.yaml
+++ b/Documentation/devicetree/bindings/sound/intel,keembay-i2s.yaml
@@ -43,6 +43,10 @@ properties:
- const: osc
- const: apb_clk
+ channel-max:
+ items:
+ - description: Maximum audio input channels
+
required:
- compatible
- "#sound-dai-cells"
@@ -51,6 +55,9 @@ required:
- clock-names
- interrupts
+optional:
+ - channel-max
+
examples:
- |
#include <dt-bindings/interrupt-controller/arm-gic.h>
@@ -65,4 +72,5 @@ examples:
interrupts = <GIC_SPI 120 IRQ_TYPE_LEVEL_HIGH>;
clock-names = "osc", "apb_clk";
clocks = <&scmi_clk KEEM_BAY_PSS_AUX_I2S3>, <&scmi_clk KEEM_BAY_PSS_I2S3>;
+ channel-max = <2>;
};
--
2.17.1
