linux-kernel - [PATCH 17/19] arm64: dts: imx95-tqma9596sa-mb-smarc-2: mark LPUART1 as reserved

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Message-ID: <20251030135306.1421154-7-alexander.stein@ew.tq-group.com>
Date: Thu, 30 Oct 2025 14:52:59 +0100
From: Alexander Stein <alexander.stein@...tq-group.com>
To: Rob Herring <robh@...nel.org>,
	Krzysztof Kozlowski <krzk+dt@...nel.org>,
	Conor Dooley <conor+dt@...nel.org>,
	Shawn Guo <shawnguo@...nel.org>,
	Sascha Hauer <s.hauer@...gutronix.de>,
	Pengutronix Kernel Team <kernel@...gutronix.de>,
	Fabio Estevam <festevam@...il.com>,
	Alexander Stein <alexander.stein@...tq-group.com>
Cc: linux@...tq-group.com,
	devicetree@...r.kernel.org,
	imx@...ts.linux.dev,
	linux-arm-kernel@...ts.infradead.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH 17/19] arm64: dts: imx95-tqma9596sa-mb-smarc-2: mark LPUART1 as reserved

LPUART1 is not disabled, but used by system manager (SM) and should not
be used by Linux.

Signed-off-by: Alexander Stein <alexander.stein@...tq-group.com>
---
 arch/arm64/boot/dts/freescale/imx95-tqma9596sa-mb-smarc-2.dts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/arch/arm64/boot/dts/freescale/imx95-tqma9596sa-mb-smarc-2.dts b/arch/arm64/boot/dts/freescale/imx95-tqma9596sa-mb-smarc-2.dts
index d1c3d55b14469..15d117d785445 100644
--- a/arch/arm64/boot/dts/freescale/imx95-tqma9596sa-mb-smarc-2.dts
+++ b/arch/arm64/boot/dts/freescale/imx95-tqma9596sa-mb-smarc-2.dts
@@ -212,7 +212,7 @@ &lpspi3 {
 
 /* SER0 */
 &lpuart1 {
-	status = "disabled";
+	status = "reserved";
 };
 
 /* SER3 */
-- 
2.43.0