linux-kernel - [PATCH] dt-bindings: serial: 8250_omap: Add compatible for UART controller on AM64 SoC

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Date:   Thu, 29 Oct 2020 12:23:18 +0530
From:   Vignesh Raghavendra <vigneshr@...com>
To:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>
CC:     <linux-serial@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Vignesh Raghavendra <vigneshr@...com>, <nm@...com>,
        <nsekhar@...com>
Subject: [PATCH] dt-bindings: serial: 8250_omap: Add compatible for UART controller on AM64 SoC

AM64 uses a UART controller that is compatible with AM654 UART.
Introduce a specific compatible to help handle the differences if
necessary.

Signed-off-by: Vignesh Raghavendra <vigneshr@...com>
---
 Documentation/devicetree/bindings/serial/omap_serial.txt | 1 +
 1 file changed, 1 insertion(+)

diff --git a/Documentation/devicetree/bindings/serial/omap_serial.txt b/Documentation/devicetree/bindings/serial/omap_serial.txt
index dcba86b0a0d0..c2db8cabf2ab 100644
--- a/Documentation/devicetree/bindings/serial/omap_serial.txt
+++ b/Documentation/devicetree/bindings/serial/omap_serial.txt
@@ -1,6 +1,7 @@
 OMAP UART controller
 
 Required properties:
+- compatible : should be "ti,am64-uart", "ti,am654-uart" for AM64 controllers
 - compatible : should be "ti,j721e-uart", "ti,am654-uart" for J721E controllers
 - compatible : should be "ti,am654-uart" for AM654 controllers
 - compatible : should be "ti,omap2-uart" for OMAP2 controllers
-- 
2.29.0