linux-kernel - [PATCH v2 1/2] dt-bindings: linflexuart: add clock definitions

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Message-ID: <20241014144501.388050-2-ciprianmarian.costea@oss.nxp.com>
Date: Mon, 14 Oct 2024 17:45:00 +0300
From: Ciprian Costea <ciprianmarian.costea@....nxp.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
	Jiri Slaby <jirislaby@...nel.org>,
	Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Chester Lin <chester62515@...il.com>
Cc: linux-kernel@...r.kernel.org,
	linux-serial@...r.kernel.org,
	devicetree@...r.kernel.org,
	NXP S32 Linux Team <s32@....com>,
	Christophe Lizzi <clizzi@...hat.com>,
	Alberto Ruiz <aruizrui@...hat.com>,
	Enric Balletbo <eballetb@...hat.com>,
	Ciprian Marian Costea <ciprianmarian.costea@....nxp.com>
Subject: [PATCH v2 1/2] dt-bindings: linflexuart: add clock definitions

From: Ciprian Marian Costea <ciprianmarian.costea@....nxp.com>

Add clock definitions for NXP LINFlexD UART bindings
and update the binding examples with S32G2 node.

Signed-off-by: Ciprian Marian Costea <ciprianmarian.costea@....nxp.com>
---
 .../bindings/serial/fsl,s32-linflexuart.yaml  | 27 +++++++++++++++++++
 1 file changed, 27 insertions(+)

diff --git a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
index 4171f524a928..7b2ba14297f9 100644
--- a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
+++ b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
@@ -34,10 +34,24 @@ properties:
   interrupts:
     maxItems: 1
 
+  clocks:
+    items:
+      - description:
+          ipg clock drives the access to the LINFlexD
+          iomapped registers
+      - description: lin is the frequency of the baud clock
+
+  clock-names:
+    items:
+      - const: ipg
+      - const: lin
+
 required:
   - compatible
   - reg
   - interrupts
+  - clocks
+  - clock-names
 
 unevaluatedProperties: false
 
@@ -48,3 +62,16 @@ examples:
         reg = <0x40053000 0x1000>;
         interrupts = <0 59 4>;
     };
+
+  - |
+    #include <dt-bindings/interrupt-controller/arm-gic.h>
+    #include <dt-bindings/interrupt-controller/irq.h>
+
+    serial@...c8000 {
+        compatible = "nxp,s32g2-linflexuart",
+                     "fsl,s32v234-linflexuart";
+        reg = <0x401c8000 0x3000>;
+        interrupts = <GIC_SPI 82 IRQ_TYPE_EDGE_RISING>;
+        clocks = <&clks 13>, <&clks 14>;
+        clock-names = "ipg", "lin";
+    };
-- 
2.45.2