linux-kernel - [PATCH 03/13] arm64: dts: broadcom: bcm2712: Move non simple-bus nodes to root level

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Message-Id: <20260106-dt-dtbs-broadcom-fixes-v1-3-ba45874e4553@kernel.org>
Date: Tue, 06 Jan 2026 20:09:42 -0600
From: "Rob Herring (Arm)" <robh@...nel.org>
To: Krzysztof Kozlowski <krzk+dt@...nel.org>, 
 Conor Dooley <conor+dt@...nel.org>, 
 Florian Fainelli <florian.fainelli@...adcom.com>, 
 Broadcom internal kernel review list <bcm-kernel-feedback-list@...adcom.com>, 
 Ray Jui <rjui@...adcom.com>, Scott Branden <sbranden@...adcom.com>
Cc: devicetree@...r.kernel.org, linux-rpi-kernel@...ts.infradead.org, 
 linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org
Subject: [PATCH 03/13] arm64: dts: broadcom: bcm2712: Move non simple-bus
 nodes to root level

The 'gpu' and 'firmware' nodes are not MMIO devices, so they should not be
under a 'simple-bus'.

Signed-off-by: Rob Herring (Arm) <robh@...nel.org>
---
 .../boot/dts/broadcom/bcm2712-rpi-5-b-ovl-rp1.dts  | 49 ++++++++++------------
 arch/arm64/boot/dts/broadcom/bcm2712.dtsi          |  8 ++--
 2 files changed, 26 insertions(+), 31 deletions(-)

diff --git a/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b-ovl-rp1.dts b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b-ovl-rp1.dts
index 04738bf281eb..7d4742ebe247 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b-ovl-rp1.dts
+++ b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b-ovl-rp1.dts
@@ -44,6 +44,28 @@ power_button: power-button {
 		};
 	};
 
+	firmware: firmware {
+		compatible = "raspberrypi,bcm2835-firmware", "simple-mfd";
+
+		mboxes = <&mailbox>;
+
+		firmware_clocks: clocks {
+			compatible = "raspberrypi,firmware-clocks";
+			#clock-cells = <1>;
+		};
+
+		reset: reset {
+			compatible = "raspberrypi,firmware-reset";
+			#reset-cells = <1>;
+		};
+
+		power: power {
+			compatible = "raspberrypi,bcm2835-power";
+			firmware = <&firmware>;
+			#power-domain-cells = <1>;
+		};
+	};
+
 	sd_io_1v8_reg: sd-io-1v8-reg {
 		compatible = "regulator-gpio";
 		regulator-name = "vdd-sd-io";
@@ -189,33 +211,6 @@ wifi: wifi@1 {
 	};
 };
 
-&soc {
-	firmware: firmware {
-		compatible = "raspberrypi,bcm2835-firmware", "simple-mfd";
-		#address-cells = <1>;
-		#size-cells = <1>;
-
-		mboxes = <&mailbox>;
-		dma-ranges;
-
-		firmware_clocks: clocks {
-			compatible = "raspberrypi,firmware-clocks";
-			#clock-cells = <1>;
-		};
-
-		reset: reset {
-			compatible = "raspberrypi,firmware-reset";
-			#reset-cells = <1>;
-		};
-	};
-
-	power: power {
-		compatible = "raspberrypi,bcm2835-power";
-		firmware = <&firmware>;
-		#power-domain-cells = <1>;
-	};
-};
-
 /* uarta communicates with the BT module */
 &uarta {
 	uart-has-rtscts;
diff --git a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
index d57a9b1bff70..330a121ebfcb 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
+++ b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
@@ -508,10 +508,6 @@ axi: axi {
 			     <0x18 0x00000000  0x18 0x00000000  0x04 0x00000000>,
 			     <0x1c 0x00000000  0x1c 0x00000000  0x04 0x00000000>;
 
-		vc4: gpu {
-			compatible = "brcm,bcm2712-vc6";
-		};
-
 		pcie0: pcie@...0100000 {
 			compatible = "brcm,bcm2712-pcie";
 			reg = <0x10 0x00100000 0x00 0x9310>;
@@ -648,6 +644,10 @@ mip1: msi-controller@...0131000 {
 		};
 	};
 
+	vc4: gpu {
+		compatible = "brcm,bcm2712-vc6";
+	};
+
 	timer {
 		compatible = "arm,armv8-timer";
 		interrupts = <GIC_PPI 13 (GIC_CPU_MASK_SIMPLE(4) |

-- 
2.51.0