linux-kernel - [PATCH 35/37] arm64: dts: broadcom: Add firmware clocks and power nodes to Pi5 DT

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Message-Id: <20241023-drm-vc4-2712-support-v1-35-1cc2d5594907@raspberrypi.com>
Date: Wed, 23 Oct 2024 17:50:32 +0100
From: Dave Stevenson <dave.stevenson@...pberrypi.com>
To: Maxime Ripard <mripard@...nel.org>, 
 Maíra Canal <mcanal@...lia.com>, 
 Raspberry Pi Kernel Maintenance <kernel-list@...pberrypi.com>, 
 Maarten Lankhorst <maarten.lankhorst@...ux.intel.com>, 
 Thomas Zimmermann <tzimmermann@...e.de>, David Airlie <airlied@...il.com>, 
 Simona Vetter <simona@...ll.ch>, Rob Herring <robh@...nel.org>, 
 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>, 
 Michael Turquette <mturquette@...libre.com>, 
 Stephen Boyd <sboyd@...nel.org>, 
 Javier Martinez Canillas <javierm@...hat.com>, 
 Catalin Marinas <catalin.marinas@....com>, Will Deacon <will@...nel.org>
Cc: dri-devel@...ts.freedesktop.org, linux-kernel@...r.kernel.org, 
 devicetree@...r.kernel.org, linux-rpi-kernel@...ts.infradead.org, 
 linux-arm-kernel@...ts.infradead.org, linux-clk@...r.kernel.org, 
 Dave Stevenson <dave.stevenson@...pberrypi.com>
Subject: [PATCH 35/37] arm64: dts: broadcom: Add firmware clocks and power
 nodes to Pi5 DT

BCM2712 still uses the firmware clocks and power drivers, so add
them to the base device tree.

Signed-off-by: Dave Stevenson <dave.stevenson@...pberrypi.com>
---
 arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts | 28 ++++++++++++++++++++++++
 1 file changed, 28 insertions(+)

diff --git a/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
index 2bdbb6780242..92a2ada037f3 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
+++ b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b.dts
@@ -62,3 +62,31 @@ &sdio1 {
 	sd-uhs-ddr50;
 	sd-uhs-sdr104;
 };
+
+&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>;
+	};
+
+};

-- 
2.34.1