[SRU][R][PATCH 2/4] ASoC: dt-bindings: cirrus, cs42l43: Add CS42L43B variant

Chris Chiu chris.chiu at canonical.com
Mon Mar 30 04:16:15 UTC 2026


From: Maciej Strozek <mstrozek at opensource.cirrus.com>

BugLink: https://bugs.launchpad.net/bugs/2143301

CS42L43B variant adds dedicated PDM interface, SoundWire Clock Gearing
support and more decimators to ISRCs.

Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski at oss.qualcomm.com>
Signed-off-by: Maciej Strozek <mstrozek at opensource.cirrus.com>
Reviewed-by: Charles Keepax <ckeepax at opensource.cirrus.com>
Link: https://patch.msgid.link/20260306152829.3130530-3-mstrozek@opensource.cirrus.com
Signed-off-by: Mark Brown <broonie at kernel.org>
(cherry picked from commit 301db523173236829974c7add540baa470ac8761 linux-next)
Signed-off-by: Chris Chiu <chris.chiu at canonical.com>
---
 Documentation/devicetree/bindings/sound/cirrus,cs42l43.yaml | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/Documentation/devicetree/bindings/sound/cirrus,cs42l43.yaml b/Documentation/devicetree/bindings/sound/cirrus,cs42l43.yaml
index 99a536601cc7..376928d1f64b 100644
--- a/Documentation/devicetree/bindings/sound/cirrus,cs42l43.yaml
+++ b/Documentation/devicetree/bindings/sound/cirrus,cs42l43.yaml
@@ -16,6 +16,8 @@ description: |
   DAC for headphone output, two integrated Class D amplifiers for
   loudspeakers, and two ADCs for wired headset microphone input or
   stereo line input. PDM inputs are provided for digital microphones.
+  CS42L43B variant adds dedicated PDM interface, SoundWire Clock Gearing
+  support and more decimators to ISRCs.
 
 allOf:
   - $ref: dai-common.yaml#
@@ -24,6 +26,7 @@ properties:
   compatible:
     enum:
       - cirrus,cs42l43
+      - cirrus,cs42l43b
 
   reg:
     maxItems: 1
-- 
2.43.0




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