[PATCH 2/4] spi: dt-bindings: spacemit: add K3 SPI compatible

[Zhengyu He]

The K3 SPI controller is compatible with K1, so allow K3 device trees to
use "spacemit,k1-spi" as fallback.

Signed-off-by: Cody Kang <cody.kang.hk@xxxxxxxxxxx>
Signed-off-by: Zhengyu He <hezhy472013@xxxxxxxxx>
---
 Documentation/devicetree/bindings/spi/spacemit,k1-spi.yaml | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/spi/spacemit,k1-spi.yaml b/Documentation/devicetree/bindings/spi/spacemit,k1-spi.yaml
index e82c7f8d0b98..5d86cc87e4fb 100644
--- a/Documentation/devicetree/bindings/spi/spacemit,k1-spi.yaml
+++ b/Documentation/devicetree/bindings/spi/spacemit,k1-spi.yaml
@@ -24,7 +24,11 @@ allOf:
 
 properties:
   compatible:
-    const: spacemit,k1-spi
+    oneOf:
+      - const: spacemit,k1-spi
+      - items:
+          - const: spacemit,k3-spi
+          - const: spacemit,k1-spi
 
   reg:
     maxItems: 1

-- 
2.53.0