arm64: dts: ti: iot2050: Disable R5 lockstep for all PG2 boards

The R5 lockstep disabling should be common for all PG2 boards, move it
from variants dts to common-pg2.dtsi.

As now the Basic PG2 consumes this twice, move Basic disabling to the
PG1 variant.
Signed-off-by: Baocheng Su <baocheng.su@siemens.com>
[Jan: avoid duplication of disabling for Basic PG2]
Signed-off-by: Jan Kiszka <jan.kiszka@siemens.com>
Link: https://lore.kernel.org/r/f692d0211915aefd4de7c9ecff5234683c9c7d59.1707463401.git.jan.kiszka@siemens.comSigned-off-by: Vignesh Raghavendra <vigneshr@ti.com>

arch/arm64/boot/dts/ti/k3-am65-iot2050-common-pg2.dtsi

 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright (c) Siemens AG, 2021
+ * Copyright (c) Siemens AG, 2021-2023
  *
  * Authors:
  *   Chao Zeng <chao.zeng@siemens.com>
@@ -9,6 +9,11 @@
  * Common bits of the IOT2050 Basic and Advanced variants, PG2
  */
 
+&mcu_r5fss0 {
+	/* lock-step mode not supported on PG2 boards */
+	ti,cluster-mode = <0>;
+};
+
 &main_pmx0 {
 	cp2102n_reset_pin_default: cp2102n-reset-default-pins {
 		pinctrl-single,pins = <

arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic-common.dtsi

@@ -40,8 +40,3 @@ &main_uart0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&main_uart0_pins_default>;
 };
-
-&mcu_r5fss0 {
-	/* lock-step mode not supported on Basic boards */
-	ti,cluster-mode = <0>;
-};

arch/arm64/boot/dts/ti/k3-am6528-iot2050-basic.dts

@@ -22,3 +22,8 @@ / {
 	compatible = "siemens,iot2050-basic", "ti,am654";
 	model = "SIMATIC IOT2050 Basic";
 };
+
+&mcu_r5fss0 {
+	/* lock-step mode not supported on this board */
+	ti,cluster-mode = <0>;
+};

arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-m2.dts

@@ -21,11 +21,6 @@ / {
 	model = "SIMATIC IOT2050 Advanced M2";
 };
 
-&mcu_r5fss0 {
-	/* lock-step mode not supported on this board */
-	ti,cluster-mode = <0>;
-};
-
 &main_pmx0 {
 	main_bkey_pcie_reset: main-bkey-pcie-reset-default-pins {
 		pinctrl-single,pins = <

arch/arm64/boot/dts/ti/k3-am6548-iot2050-advanced-pg2.dts

 // SPDX-License-Identifier: GPL-2.0-only
 /*
- * Copyright (c) Siemens AG, 2018-2021
+ * Copyright (c) Siemens AG, 2018-2023
  *
  * Authors:
  *   Le Jin <le.jin@siemens.com>
@@ -22,8 +22,3 @@ / {
 	compatible = "siemens,iot2050-advanced-pg2", "ti,am654";
 	model = "SIMATIC IOT2050 Advanced PG2";
 };
-
-&mcu_r5fss0 {
-	/* lock-step mode not supported on this board */
-	ti,cluster-mode = <0>;
-};