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From:   Witold Sadowski <wsadowski@marvell.com>
To:     <broonie@kernel.org>
CC:     <linux-spi@vger.kernel.org>, <devicetree@vger.kernel.org>,
        <linux-kernel@vger.kernel.org>, <jpawar@cadence.com>,
        <pthombar@cadence.com>, <konrad@cadence.com>,
        <wbartczak@marvell.com>, <wzmuda@marvell.com>,
        <wsadowski@marvell.com>
Subject: [PATCH 4/7] spi: cadence: Change dt-bindings documentation for Cadence XSPI controller
Date:   Mon, 19 Dec 2022 06:42:51 -0800
Message-ID: <20221219144254.20883-5-wsadowski@marvell.com>
In-Reply-To: <20221219144254.20883-1-wsadowski@marvell.com>
References: <20221219144254.20883-1-wsadowski@marvell.com>
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Add parameter cdns,read-size.
Parameter is controlling SDMA read size length.

Signed-off-by: Witold Sadowski <wsadowski@marvell.com>
---
 Documentation/devicetree/bindings/spi/cdns,xspi.yaml | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/Documentation/devicetree/bindings/spi/cdns,xspi.yaml b/Documentation/devicetree/bindings/spi/cdns,xspi.yaml
index f71a9c74e2ca..1274e3bf68e6 100644
--- a/Documentation/devicetree/bindings/spi/cdns,xspi.yaml
+++ b/Documentation/devicetree/bindings/spi/cdns,xspi.yaml
@@ -37,6 +37,10 @@ properties:
   interrupts:
     maxItems: 1
 
+  cdns,read-size:
+    items:
+      - description: size of single SDMA read operation
+
 required:
   - compatible
   - reg
@@ -60,6 +64,7 @@ examples:
             reg-names = "io", "sdma", "aux";
             interrupts = <0 90 IRQ_TYPE_LEVEL_HIGH>;
             interrupt-parent = <&gic>;
+            cdns,read-size=<0>;
 
             flash@0 {
                 compatible = "jedec,spi-nor";
-- 
2.17.1