netdev - [PATCH v2] dt-bindings: can: renesas,rcar-canfd: Document R-Car V4M support

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Message-Id: <2c40290b3948ef1b9a5fa2e38794dc95ed3b2fd4.1722519580.git.geert+renesas@glider.be>
Date: Thu,  1 Aug 2024 15:41:34 +0200
From: Geert Uytterhoeven <geert+renesas@...der.be>
To: Marc Kleine-Budde <mkl@...gutronix.de>,
	Vincent Mailhol <mailhol.vincent@...adoo.fr>,
	"David S . Miller" <davem@...emloft.net>,
	Eric Dumazet <edumazet@...gle.com>,
	Jakub Kicinski <kuba@...nel.org>,
	Paolo Abeni <pabeni@...hat.com>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Fabrizio Castro <fabrizio.castro.jz@...esas.com>
Cc: linux-can@...r.kernel.org,
	netdev@...r.kernel.org,
	devicetree@...r.kernel.org,
	linux-renesas-soc@...r.kernel.org,
	Duy Nguyen <duy.nguyen.rh@...esas.com>,
	Geert Uytterhoeven <geert+renesas@...der.be>
Subject: [PATCH v2] dt-bindings: can: renesas,rcar-canfd: Document R-Car V4M support

From: Duy Nguyen <duy.nguyen.rh@...esas.com>

Document support for the CAN-FD Interface on the Renesas R-Car V4M
(R8A779H0) SoC, which supports up to four channels.

Signed-off-by: Duy Nguyen <duy.nguyen.rh@...esas.com>
Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
---
v2:
  - Drop RFC state now it works.

Changes compared to the BSP:
  - Restrict number of channels to four.
---
 .../bindings/net/can/renesas,rcar-canfd.yaml  | 22 ++++++++++++++-----
 1 file changed, 16 insertions(+), 6 deletions(-)

diff --git a/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml b/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml
index d3f45d29fa0a550a..7c5ac5d2e880bbb8 100644
--- a/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml
+++ b/Documentation/devicetree/bindings/net/can/renesas,rcar-canfd.yaml
@@ -32,6 +32,7 @@ properties:
           - enum:
               - renesas,r8a779a0-canfd     # R-Car V3U
               - renesas,r8a779g0-canfd     # R-Car V4H
+              - renesas,r8a779h0-canfd     # R-Car V4M
           - const: renesas,rcar-gen4-canfd # R-Car Gen4
 
       - items:
@@ -163,14 +164,23 @@ allOf:
           maxItems: 1
 
   - if:
-      not:
-        properties:
-          compatible:
-            contains:
-              const: renesas,rcar-gen4-canfd
+      properties:
+        compatible:
+          contains:
+            const: renesas,r8a779h0-canfd
     then:
       patternProperties:
-        "^channel[2-7]$": false
+        "^channel[5-7]$": false
+    else:
+      if:
+        not:
+          properties:
+            compatible:
+              contains:
+                const: renesas,rcar-gen4-canfd
+      then:
+        patternProperties:
+          "^channel[2-7]$": false
 
 unevaluatedProperties: false
 
-- 
2.34.1