[PATCH v2 7/9] dt-bindings: spi: mtk-snfi: Add read latch latency property

[Xiangsheng Hou]

Add mediatek,rx-latch-latency property which adjust read delay in the
unit of clock cycle.

Signed-off-by: Xiangsheng Hou <xiangsheng.hou@xxxxxxxxxxxx>
---
 .../devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml     | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml b/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
index bab23f1b11fd..6e6ff8d73fcd 100644
--- a/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
+++ b/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
@@ -45,6 +45,13 @@ properties:
     description: device-tree node of the accompanying ECC engine.
     $ref: /schemas/types.yaml#/definitions/phandle
 
+  mediatek,rx-latch-latency:
+    description: Rx delay to sample data with this value, the value
+                 unit is clock cycle.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    enum: [0, 1, 2, 3]
+    default: 0
+
 required:
   - compatible
   - reg
-- 
2.25.1