[PATCH 5/9] dt-bindings: spi: mtk-snfi: add mt7986 IC snfi bindings

[Xiangsheng Hou]

1. add mt7986 IC bindings
2. add optional nfi_hclk property which needed for mt7986

Signed-off-by: Xiangsheng Hou <xiangsheng.hou@xxxxxxxxxxxx>
---
 .../devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml      | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml b/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
index 6e6e02c91780..ee20075cd0e7 100644
--- a/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
+++ b/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
@@ -26,6 +26,7 @@ properties:
     enum:
       - mediatek,mt7622-snand
       - mediatek,mt7629-snand
+      - mediatek,mt7986-snand
 
   reg:
     items:
@@ -36,14 +37,19 @@ properties:
       - description: NFI interrupt
 
   clocks:
+    minItems: 2
     items:
       - description: clock used for the controller
       - description: clock used for the SPI bus
+      - description: clock used for the AHB bus dma bus, this depends on
+                     hardware design, so this is optional.
 
   clock-names:
+    minItems: 2
     items:
       - const: nfi_clk
       - const: pad_clk
+      - const: nfi_hclk
 
   nand-ecc-engine:
     description: device-tree node of the accompanying ECC engine.
-- 
2.25.1