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From:   Xiangsheng Hou <xiangsheng.hou@mediatek.com>
To:     Miquel Raynal <miquel.raynal@bootlin.com>,
        Richard Weinberger <richard@nod.at>,
        Vignesh Raghavendra <vigneshr@ti.com>,
        Rob Herring <robh+dt@kernel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
        Matthias Brugger <matthias.bgg@gmail.com>,
        Mark Brown <broonie@kernel.org>,
        Chuanhong Guo <gch981213@gmail.com>
CC:     Xiangsheng Hou <xiangsheng.hou@mediatek.com>,
        <linux-mtd@lists.infradead.org>, <devicetree@vger.kernel.org>,
        <linux-arm-kernel@lists.infradead.org>,
        <linux-mediatek@lists.infradead.org>,
        <linux-kernel@vger.kernel.org>, <linux-spi@vger.kernel.org>,
        <benliang.zhao@mediatek.com>, <bin.zhang@mediatek.com>
Subject: [PATCH 7/9] dt-bindings: spi: mtk-snfi: add two timing delay property
Date:   Mon, 28 Nov 2022 10:06:11 +0800
Message-ID: <20221128020613.14821-8-xiangsheng.hou@mediatek.com>
In-Reply-To: <20221128020613.14821-1-xiangsheng.hou@mediatek.com>
References: <20221128020613.14821-1-xiangsheng.hou@mediatek.com>
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add rx-sample-delay and rx-latch-latency property.

Signed-off-by: Xiangsheng Hou <xiangsheng.hou@mediatek.com>
---
 .../bindings/spi/mediatek,spi-mtk-snfi.yaml      | 16 ++++++++++++++++
 1 file changed, 16 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml b/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
index ee20075cd0e7..367862688e92 100644
--- a/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
+++ b/Documentation/devicetree/bindings/spi/mediatek,spi-mtk-snfi.yaml
@@ -55,6 +55,22 @@ properties:
     description: device-tree node of the accompanying ECC engine.
     $ref: /schemas/types.yaml#/definitions/phandle
 
+  rx-sample-delay:
+    description: Rx delay to sample data with this value, the valid
+                 values are from 0 to 47. The delay is smaller than
+                 the rx-latch-latency.
+    $ref: /schemas/types.yaml#/definitions/uint32
+    minItems: 0
+    maxItems: 47
+    default: 0
+
+  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