linux-kernel - [PATCH V2 2/5] arm64: dts: ti: k3-am65*: Drop bootargs

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Message-ID: <20230419141222.383567-3-nm@ti.com>
Date:   Wed, 19 Apr 2023 09:12:19 -0500
From:   Nishanth Menon <nm@...com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Vignesh Raghavendra <vigneshr@...com>
CC:     <linux-kernel@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-arm-kernel@...ts.infradead.org>,
        Tero Kristo <kristo@...nel.org>, Nishanth Menon <nm@...com>,
        Jan Kiszka <jan.kiszka@...mens.com>,
        Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>,
        Roger Quadros <rogerq@...nel.org>
Subject: [PATCH V2 2/5] arm64: dts: ti: k3-am65*: Drop bootargs

Drop bootargs from the dts. earlycon is a debug property that should be
enabled only when debug is desired and not as default - see referenced
link on discussion on this topic.

Cc: Jan Kiszka <jan.kiszka@...mens.com>
Link: https://lore.kernel.org/linux-arm-kernel/81134eb9-2b7d-05bc-3035-a47f020861a8@linaro.org/
Suggested-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Acked-by: Krzysztof Kozlowski <krzysztof.kozlowski@...aro.org>
Reviewed-by: Roger Quadros <rogerq@...nel.org>
Signed-off-by: Nishanth Menon <nm@...com>
---
Similar discussions can be seen in https://lore.kernel.org/linux-devicetree/?q=Krzysztof+bootargs

Changes since v1:
- improved commit message
- picked up acks and reviews from Roger and Krzysztof

V1: https://lore.kernel.org/r/20230418165212.1456415-3-nm@ti.com

 arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi | 1 -
 arch/arm64/boot/dts/ti/k3-am654-base-board.dts     | 1 -
 2 files changed, 2 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
index 96ac2b476b11..7d256a1638ff 100644
--- a/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am65-iot2050-common.dtsi
@@ -21,7 +21,6 @@ aliases {
 
 	chosen {
 		stdout-path = "serial3:115200n8";
-		bootargs = "earlycon=ns16550a,mmio32,0x02810000";
 	};
 
 	reserved-memory {
diff --git a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
index 592ab2b54cb3..0d6fc89eba7a 100644
--- a/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
+++ b/arch/arm64/boot/dts/ti/k3-am654-base-board.dts
@@ -15,7 +15,6 @@ / {
 
 	chosen {
 		stdout-path = "serial2:115200n8";
-		bootargs = "earlycon=ns16550a,mmio32,0x02800000";
 	};
 
 	memory@...00000 {
-- 
2.40.0