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authorBinbin Zhou <zhoubinbin@loongson.cn>2026-06-26 10:27:04 +0800
committerMark Brown <broonie@kernel.org>2026-07-02 20:04:10 +0100
commit914e95aaec0df7dc2f3e3e5a774b09f92f37cd91 (patch)
tree8d8f423be0f301ab171f92b8e31efa866cba3e06
parent0eb0e3c623ac1da8b85d518043fef7660af7805d (diff)
ASoC: dt-bindings: loongson,ls2k1000-i2s: Document Loongson-2K0300 compatible
Add a new compatible string `loongson,ls2k0300-i2s` for the I2S controller found on Loongson-2K0300 SoC. Unlike Loongson-2K1000, Loongson-2K0300 does not require the second register region for APB DMA configuration, so update the binding to allow a single reg entry. Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@oss.qualcomm.com> Signed-off-by: Binbin Zhou <zhoubinbin@loongson.cn> Link: https://patch.msgid.link/af092f9eabdc170c3d7951b29eee6512f748eb48.1782439646.git.zhoubinbin@loongson.cn Signed-off-by: Mark Brown <broonie@kernel.org>
-rw-r--r--Documentation/devicetree/bindings/sound/loongson,ls2k1000-i2s.yaml22
1 files changed, 21 insertions, 1 deletions
diff --git a/Documentation/devicetree/bindings/sound/loongson,ls2k1000-i2s.yaml b/Documentation/devicetree/bindings/sound/loongson,ls2k1000-i2s.yaml
index da79510bb2d9..51e23c189f7a 100644
--- a/Documentation/devicetree/bindings/sound/loongson,ls2k1000-i2s.yaml
+++ b/Documentation/devicetree/bindings/sound/loongson,ls2k1000-i2s.yaml
@@ -14,9 +14,12 @@ allOf:
properties:
compatible:
- const: loongson,ls2k1000-i2s
+ enum:
+ - loongson,ls2k0300-i2s
+ - loongson,ls2k1000-i2s
reg:
+ minItems: 1
items:
- description: Loongson I2S controller Registers.
- description: APB DMA config register for Loongson I2S controller.
@@ -49,6 +52,23 @@ required:
unevaluatedProperties: false
+if:
+ properties:
+ compatible:
+ contains:
+ enum:
+ - loongson,ls2k1000-i2s
+
+then:
+ properties:
+ reg:
+ minItems: 2
+
+else:
+ properties:
+ reg:
+ maxItems: 1
+
examples:
- |
#include <dt-bindings/clock/loongson,ls2k-clk.h>