linux-kernel - [PATCH 1/3] dt-bindings: spi: renesas,rspi: Document RZ/G2L SoC

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Message-Id: <20211117010527.27365-2-prabhakar.mahadev-lad.rj@bp.renesas.com>
Date:   Wed, 17 Nov 2021 01:05:25 +0000
From:   Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
To:     Geert Uytterhoeven <geert+renesas@...der.be>,
        Mark Brown <broonie@...nel.org>,
        Rob Herring <robh+dt@...nel.org>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-spi@...r.kernel.org, Arnd Bergmann <arnd@...db.de>,
        devicetree@...r.kernel.org, linux-renesas-soc@...r.kernel.org
Cc:     linux-kernel@...r.kernel.org,
        Prabhakar <prabhakar.csengg@...il.com>,
        Biju Das <biju.das.jz@...renesas.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [PATCH 1/3] dt-bindings: spi: renesas,rspi: Document RZ/G2L SoC

Add RSPI binding documentation for Renesas RZ/G2L SoC.

RSPI block is identical to one found on RZ/A, so no driver changes are
required the fallback compatible string "renesas,rspi-rz" will be used
on RZ/G2L

Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Reviewed-by: Biju Das <biju.das.jz@...renesas.com>
---
 .../devicetree/bindings/spi/renesas,rspi.yaml       | 13 ++++++++++++-
 1 file changed, 12 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/spi/renesas,rspi.yaml b/Documentation/devicetree/bindings/spi/renesas,rspi.yaml
index 8397f60d80a2..604f8452b4f5 100644
--- a/Documentation/devicetree/bindings/spi/renesas,rspi.yaml
+++ b/Documentation/devicetree/bindings/spi/renesas,rspi.yaml
@@ -21,7 +21,8 @@ properties:
           - enum:
               - renesas,rspi-r7s72100  # RZ/A1H
               - renesas,rspi-r7s9210   # RZ/A2
-          - const: renesas,rspi-rz     # RZ/A
+              - renesas,r9a07g044-rspi # RZ/G2{L,LC}
+          - const: renesas,rspi-rz     # RZ/A and RZ/G2{L,LC}
 
       - items:
           - enum:
@@ -116,6 +117,16 @@ allOf:
       required:
         - interrupt-names
 
+  - if:
+      properties:
+        compatible:
+          contains:
+            enum:
+              - renesas,r9a07g044-rspi
+    then:
+      required:
+        - resets
+
   - if:
       properties:
         compatible:
-- 
2.17.1