[PATCH 5/6] dt-bindings: tlv320adcx140: Add slot programming property

From: Dan Murphy
Date: Tue Sep 15 2020 - 15:10:05 EST


Add a property to configure the each channel to a specific TDM slot.

Signed-off-by: Dan Murphy <dmurphy@xxxxxx>
---
.../bindings/sound/tlv320adcx140.yaml | 18 ++++++++++++++++++
1 file changed, 18 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml b/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml
index e79f8d1891e4..dfc00308da94 100644
--- a/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml
+++ b/Documentation/devicetree/bindings/sound/tlv320adcx140.yaml
@@ -114,6 +114,24 @@ properties:
When set the device will set the Tx ASI output to a Hi-Z state for unused
data cycles. Default is to drive the output low on unused ASI cycles.

+ ti,slot-mapping:
+ type: boolean
+ description: |
+ Each channel can be assigned a specific TDM slot for either a left or
+ right channel. The left channel values are from 0-31d and the right
+ channel values are from 32-63d. If the right channel value is 32 then the
+ right channel slot will be slot 31.
+ The array index is sequential audio channel to be set.
+ [ch1, ch2, ch3, ch4, ch5, ch6, ch7, ch8]
+ If the channel is not to be used then the channel should be set to it's
+ default value.
+ $ref: /schemas/types.yaml#/definitions/uint32-array
+ minItems: 1
+ maxItems: 8
+ items:
+ maximum: 63
+ default: [0, 1, 2, 3, 4, 5, 6, 7]
+
patternProperties:
'^ti,gpo-config-[1-4]$':
$ref: /schemas/types.yaml#/definitions/uint32-array
--
2.28.0