[PATCH v6 3/3] dt-bindings: soundwire: qcom: Add bindings for audio CSR reset control property

From: Srinivasa Rao Mandadapu
Date: Wed Mar 02 2022 - 07:43:44 EST


Update description for audio CSR reset control property, which is
required for latest chipsets to allow software enabling in CGCR HCLK register.

Signed-off-by: Srinivasa Rao Mandadapu <quic_srivasam@xxxxxxxxxxx>
Co-developed-by: Venkata Prasad Potturu <quic_potturu@xxxxxxxxxxx>
Signed-off-by: Venkata Prasad Potturu <quic_potturu@xxxxxxxxxxx>
---
Documentation/devicetree/bindings/soundwire/qcom,sdw.txt | 12 ++++++++++++
1 file changed, 12 insertions(+)

diff --git a/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt b/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt
index b93a2b3..84c8f54 100644
--- a/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt
+++ b/Documentation/devicetree/bindings/soundwire/qcom,sdw.txt
@@ -150,6 +150,18 @@ board specific bus parameters.
or applicable for the respective data port.
More info in MIPI Alliance SoundWire 1.0 Specifications.

+- reset:
+ Usage: optional
+ Value type: <prop-encoded-array>
+ Definition: Should specify the SoundWire audio CSR reset controller interface,
+ which is required for SoundWire version 1.6.0 and above.
+
+- reset-names:
+ Usage: optional
+ Value type: <stringlist>
+ Definition: should be "swr_audio_cgcr" for SoundWire audio CSR reset
+ controller interface.
+
Note:
More Information on detail of encoding of these fields can be
found in MIPI Alliance SoundWire 1.0 Specifications.
--
2.7.4