linux-kernel - [PATCH v1 1/3] dt-bindings: qspi: cdns,qspi-nor: Add clocks for StarFive JH7110 SoC

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Date:   Fri, 26 May 2023 14:25:27 +0800
From:   William Qiu <william.qiu@...rfivetech.com>
To:     <devicetree@...r.kernel.org>, <linux-spi@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>, <linux-riscv@...ts.infradead.org>
CC:     Mark Brown <broonie@...nel.org>, Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Emil Renner Berthing <kernel@...il.dk>,
        Ziv Xu <ziv.xu@...rfivetech.com>,
        William Qiu <william.qiu@...rfivetech.com>
Subject: [PATCH v1 1/3] dt-bindings: qspi: cdns,qspi-nor: Add clocks for StarFive JH7110 SoC

The QSPI controller needs three clock items to work properly on StarFive
JH7110 SoC, so there is need to change the maxItems's value to 3. Other
platforms do not have this constraint.

Signed-off-by: William Qiu <william.qiu@...rfivetech.com>
Reviewed-by: Hal Feng <hal.feng@...rfivetech.com>
---
 .../devicetree/bindings/spi/cdns,qspi-nor.yaml    | 15 ++++++++++++---
 1 file changed, 12 insertions(+), 3 deletions(-)

diff --git a/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml b/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
index b310069762dd..737f1c162e01 100644
--- a/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
+++ b/Documentation/devicetree/bindings/spi/cdns,qspi-nor.yaml
@@ -26,6 +26,15 @@ allOf:
             const: starfive,jh7110-qspi
     then:
       properties:
+        clocks:
+          maxItems: 3
+
+        clock-names:
+          items:
+            - const: qspi-ref
+            - const: qspi-ahb
+            - const: qspi-apb
+
         resets:
           minItems: 2
           maxItems: 3
@@ -38,6 +47,9 @@ allOf:
 
     else:
       properties:
+        clocks:
+          maxItems: 1
+
         resets:
           maxItems: 2
 
@@ -69,9 +81,6 @@ properties:
   interrupts:
     maxItems: 1
 
-  clocks:
-    maxItems: 1
-
   cdns,fifo-depth:
     description:
       Size of the data FIFO in words.
-- 
2.34.1