"samsung,mode" property defines the desired mode of the serial engine
(e.g. I2C or SPI) and only few values are allowed/used by Linux driver.
Cc: Ivaylo Ivanov <ivo.ivanov.ivanov1@xxxxxxxxx>
Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx>
---
Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml | 1 +
1 file changed, 1 insertion(+)
diff --git a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
index f80fcbc3128b..5b046932fbc3 100644
--- a/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
+++ b/Documentation/devicetree/bindings/soc/samsung/exynos-usi.yaml
@@ -64,6 +64,7 @@ properties:
samsung,mode:
$ref: /schemas/types.yaml#/definitions/uint32
+ enum: [0, 1, 2, 3]
description:
Selects USI function (which serial protocol to use). Refer to
<include/dt-bindings/soc/samsung,exynos-usi.h> for valid USI mode values.
--
2.43.0
