linux-kernel - [PATCH] arm64: dts: ti: iot2050: Configure r5f cluster on basic variant in split mode

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Date:   Wed, 2 Jun 2021 08:56:15 +0200
From:   Jan Kiszka <jan.kiszka@...mens.com>
To:     Nishanth Menon <nm@...com>, Tero Kristo <kristo@...nel.org>,
        Rob Herring <robh+dt@...nel.org>
Cc:     linux-arm-kernel <linux-arm-kernel@...ts.infradead.org>,
        devicetree <devicetree@...r.kernel.org>,
        Linux Kernel Mailing List <linux-kernel@...r.kernel.org>,
        "Su, Bao Cheng (RC-CN DF FA R&D)" <baocheng.su@...mens.com>
Subject: [PATCH] arm64: dts: ti: iot2050: Configure r5f cluster on basic
 variant in split mode

From: Jan Kiszka <jan.kiszka@...mens.com>

Lockstep mode is not supported here. So turn it off to avoid warnings
during startup.

Signed-off-by: Jan Kiszka <jan.kiszka@...mens.com>
---
 arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dts | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dts b/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dts
index 4f7e3f2a6265..94bb5dd39122 100644
--- a/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dts
+++ b/arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dts
@@ -59,3 +59,8 @@ &main_uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&main_uart0_pins_default>;
 };
+
+&mcu_r5fss0 {
+	/* lock-step mode not supported on this board */
+	ti,cluster-mode = <0>;
+};
-- 
2.26.2