[PATCH v3] arm64: dts: broadcom: bcm2712: adjust display status
From: Peter Robinson <hidden>
Date: 2026-08-01 16:54:52
Also in:
linux-devicetree
Subsystem:
the rest · Maintainer:
Linus Torvalds
Typically non critical IP in a SoC are disabled by
default in the SoC .dtsi and enabled on board specific
configs. There are usecases, such as some CM5 carrier
boards, where display output may not be desired or
connected. So disable them on the SoC .dtsi and enable
them on the RPi5 board.
Signed-off-by: Peter Robinson <redacted>
Cc: Florian Fainelli <florian.fainelli@broadcom.com>
Cc: Dave Stevenson <dave.stevenson@raspberrypi.com>
Cc: Andrea della Porta <andrea.porta@suse.com>
Fixes: 25d77bdd7df2 ("arm64: dts: broadcom: Add display pipeline support to BCM2712")
---
v2: rebase to align with upstream changes
v3: re-add missed vc4 okay status
.../dts/broadcom/bcm2712-rpi-5-b-base.dtsi | 35 +++++++++++++++++++
arch/arm64/boot/dts/broadcom/bcm2712.dtsi | 11 ++++++
2 files changed, 46 insertions(+)
diff --git a/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b-base.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b-base.dtsi
index b7a6bc34ae1ab..d998bfae91acb 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b-base.dtsi
+++ b/arch/arm64/boot/dts/broadcom/bcm2712-rpi-5-b-base.dtsi@@ -104,6 +104,18 @@ wl_on_reg: wl-on-reg { }; }; +&ddc0 { + status = "okay"; +}; + +&ddc1 { + status = "okay"; +}; + +&disp_intr { + status = "okay"; +}; + &pinctrl { bt_shutdown_default: bt-shutdown-default-state { function = "gpio";
@@ -230,16 +242,27 @@ bluetooth: bluetooth { &hvs { clocks = <&firmware_clocks 4>, <&firmware_clocks 16>; clock-names = "core", "disp"; + status = "okay"; }; &hdmi0 { clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 0>, <&clk_27MHz>; clock-names = "hdmi", "bvb", "audio", "cec"; + status = "okay"; }; &hdmi1 { clocks = <&firmware_clocks 13>, <&firmware_clocks 14>, <&dvp 1>, <&clk_27MHz>; clock-names = "hdmi", "bvb", "audio", "cec"; + status = "okay"; +}; + +&mop { + status = "okay"; +}; + +&moplet { + status = "okay"; }; &pcie1 {
@@ -250,6 +273,18 @@ &pcie2 { status = "okay"; }; +&pixelvalve0 { + status = "okay"; +}; + +&pixelvalve1 { + status = "okay"; +}; + &v3d { clocks = <&firmware_clocks 5>; }; + +&vc4 { + status = "okay"; +};
diff --git a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
index 761c59d90ffc9..9b36ecd7bba54 100644
--- a/arch/arm64/boot/dts/broadcom/bcm2712.dtsi
+++ b/arch/arm64/boot/dts/broadcom/bcm2712.dtsi@@ -359,12 +359,14 @@ pixelvalve0: pixelvalve@7c410000 { compatible = "brcm,bcm2712-pixelvalve0"; reg = <0x7c410000 0x100>; interrupts = <GIC_SPI 101 IRQ_TYPE_LEVEL_HIGH>; + status = "disabled"; }; pixelvalve1: pixelvalve@7c411000 { compatible = "brcm,bcm2712-pixelvalve1"; reg = <0x7c411000 0x100>; interrupts = <GIC_SPI 110 IRQ_TYPE_LEVEL_HIGH>; + status = "disabled"; }; mop: mop@7c500000 {
@@ -372,6 +374,7 @@ mop: mop@7c500000 { reg = <0x7c500000 0x28>; interrupt-parent = <&disp_intr>; interrupts = <1>; + status = "disabled"; }; moplet: moplet@7c501000 {
@@ -379,6 +382,7 @@ moplet: moplet@7c501000 { reg = <0x7c501000 0x20>; interrupt-parent = <&disp_intr>; interrupts = <0>; + status = "disabled"; }; disp_intr: interrupt-controller@7c502000 {
@@ -387,6 +391,7 @@ disp_intr: interrupt-controller@7c502000 { interrupts = <GIC_SPI 97 IRQ_TYPE_LEVEL_HIGH>; interrupt-controller; #interrupt-cells = <1>; + status = "disabled"; }; dvp: clock@7c700000 {
@@ -405,6 +410,7 @@ ddc0: i2c@7d508200 { clock-frequency = <97500>; #address-cells = <1>; #size-cells = <0>; + status = "disabled"; }; ddc1: i2c@7d508280 {
@@ -415,6 +421,7 @@ ddc1: i2c@7d508280 { clock-frequency = <97500>; #address-cells = <1>; #size-cells = <0>; + status = "disabled"; }; bsc_irq: interrupt-controller@7d508380 {
@@ -460,6 +467,7 @@ hdmi0: hdmi@7c701400 { interrupt-names = "cec-tx", "cec-rx", "cec-low", "hpd-connected", "hpd-removed"; ddc = <&ddc0>; + status = "disabled"; }; hdmi1: hdmi@7c706400 {
@@ -489,6 +497,7 @@ hdmi1: hdmi@7c706400 { interrupt-names = "cec-tx", "cec-rx", "cec-low", "hpd-connected", "hpd-removed"; ddc = <&ddc1>; + status = "disabled"; }; };
@@ -667,6 +676,7 @@ v3d: gpu@1002000000 { vc4: gpu { compatible = "brcm,bcm2712-vc6"; + status = "disabled"; }; timer {
@@ -703,5 +713,6 @@ hvs: hvs@107c580000 { interrupt-parent = <&disp_intr>; interrupts = <2>, <9>, <16>; interrupt-names = "ch0-eof", "ch1-eof", "ch2-eof"; + status = "disabled"; }; };
--
2.55.0