linux-kernel - [PATCH v4 1/2] dt-bindings: crypto: ti,sa2ul: make power-domains conditional

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Message-ID: <20230614-sa3ul-v4-1-7c969f626796@ti.com>
Date:   Tue, 20 Jun 2023 13:56:59 +0530
From:   Kamlesh Gurudasani <kamlesh@...com>
To:     Nishanth Menon <nm@...com>, Vignesh Raghavendra <vigneshr@...com>,
        Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Conor Dooley <conor+dt@...nel.org>,
        Jayesh Choudhary <j-choudhary@...com>
CC:     <linux-arm-kernel@...ts.infradead.org>,
        <devicetree@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Kamlesh Gurudasani <kamlesh@...com>,
        Conor Dooley <conor.dooley@...rochip.com>
Subject: [PATCH v4 1/2] dt-bindings: crypto: ti,sa2ul: make power-domains
 conditional

Devices specific to compatible ti,am62-sa3ul don't have control over
power of SA3UL from main domain.

"power-domains" property in crypto node tries to access
the SA3UL power, for which it gets NACK and hence, driver doesn't
probe properly for those particular devices.

Make "power-domains" property as false for devices with
compatible ti,am62-sa3ul.

Fixes: 2ce9a7299bf6 ("dt-bindings: crypto: Add TI SA2UL crypto accelerator documentation")

Reviewed-by: Conor Dooley <conor.dooley@...rochip.com>
Signed-off-by: Kamlesh Gurudasani <kamlesh@...com>
---
 Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml | 14 +++++++++++++-
 1 file changed, 13 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml b/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml
index 77ec8bc70bf7..f0ef7685550a 100644
--- a/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml
+++ b/Documentation/devicetree/bindings/crypto/ti,sa2ul.yaml
@@ -66,10 +66,22 @@ patternProperties:
 required:
   - compatible
   - reg
-  - power-domains
   - dmas
   - dma-names
 
+allOf:
+  - if:
+      properties:
+        compatible:
+          contains:
+            const: ti,am62-sa3ul
+    then:
+      properties:
+        power-domains: false
+    else:
+      required:
+        - power-domains
+
 additionalProperties: false
 
 examples:

-- 
2.34.1