linux-kernel - [PATCH 3/8] dt-bindings: serial: fsl-linflexuart: Add compatible for S32G2

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Date:   Thu,  5 Aug 2021 14:54:24 +0800
From:   Chester Lin <clin@...e.com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>
CC:     devicetree@...r.kernel.org, linux-kernel@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-serial@...r.kernel.org,
        Shawn Guo <shawnguo@...nel.org>,
        Krzysztof Kozlowski <krzk@...nel.org>,
        Oleksij Rempel <linux@...pel-privat.de>,
        Stefan Riedmueller <s.riedmueller@...tec.de>,
        Matthias Schiffer <matthias.schiffer@...tq-group.com>,
        Li Yang <leoyang.li@....com>,
        Fabio Estevam <festevam@...il.com>,
        Matteo Lisi <matteo.lisi@...icam.com>,
        Frieder Schrempf <frieder.schrempf@...tron.de>,
        Tim Harvey <tharvey@...eworks.com>,
        Jagan Teki <jagan@...rulasolutions.com>, s32@....com,
        catalin-dan.udma@....com, bogdan.hamciuc@....com,
        bogdan.folea@....com, ciprianmarian.costea@....com,
        radu-nicolae.pirea@....com, ghennadi.procopciuc@....com,
        Matthias Brugger <matthias.bgg@...il.com>,
        Andreas Färber <afaerber@...e.de>,
        "Ivan T . Ivanov" <iivanov@...e.de>,
        "Lee, Chun-Yi" <jlee@...e.com>, Chester Lin <clin@...e.com>
Subject: [PATCH 3/8] dt-bindings: serial: fsl-linflexuart: Add compatible for S32G2

Add a compatible string for the uart binding of NXP S32G2 platforms. Here
we use "s32v234-linflexuart" as fallback since the current linflexuart
driver still works on S32G2.

Signed-off-by: Chester Lin <clin@...e.com>
---
 .../bindings/serial/fsl,s32-linflexuart.yaml  | 26 ++++++++++++++++---
 1 file changed, 22 insertions(+), 4 deletions(-)

diff --git a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
index acfe34706ccb..e731f3f6cea4 100644
--- a/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
+++ b/Documentation/devicetree/bindings/serial/fsl,s32-linflexuart.yaml
@@ -21,10 +21,20 @@ allOf:
 
 properties:
   compatible:
-    description: The LINFlexD controller on S32V234 SoC, which can be
-      configured in UART mode.
-    items:
-      - const: fsl,s32v234-linflexuart
+    minItems: 1
+    maxItems: 2
+    oneOf:
+      - description: The LINFlexD controller on S32G2 SoC, which can be
+          configured in UART mode.
+        items:
+          - enum:
+              - fsl,s32g2-linflexuart
+          - const: fsl,s32v234-linflexuart
+
+      - description: The LINFlexD controller on S32V234 SoC, which can be
+          configured in UART mode.
+        items:
+          - const: fsl,s32v234-linflexuart
 
   reg:
     maxItems: 1
@@ -41,8 +51,16 @@ unevaluatedProperties: false
 
 examples:
   - |
+    /* S32V234 */
     serial@...53000 {
         compatible = "fsl,s32v234-linflexuart";
         reg = <0x40053000 0x1000>;
         interrupts = <0 59 4>;
     };
+
+    /* S32G2 */
+    serial@...c8000 {
+        compatible = "fsl,s32g2-linflexuart", "fsl,s32v234-linflexuart";
+        reg = <0x401c8000 0x3000>;
+        interrupts = <0 82 1>;
+    };
-- 
2.30.0