[PATCH v9 -next 10/12] arm64: dts: broadcom: Add overlay for RP1 device

Andrea della Porta
2025-04-22T20:52:32Z

Define the RP1 node in an overlay. The inclusion tree is
as follow (the arrow points to the includer):

rp1.dtso
^
|
rp1-common.dtsi ----> rp1-nexus.dtsi

Signed-off-by: Andrea della Porta <andrea.porta@suse.com>
---
arch/arm64/boot/dts/broadcom/Makefile | 3 ++-
arch/arm64/boot/dts/broadcom/rp1.dtso | 11 +++++++++++
2 files changed, 13 insertions(+), 1 deletion(-)
create mode 100644 arch/arm64/boot/dts/broadcom/rp1.dtso

diff --git a/arch/arm64/boot/dts/broadcom/Makefile b/arch/arm64/boot/dts/broadcom/Makefile
index 09563c41ea6b..2c6a717040b8 100644
--- a/arch/arm64/boot/dts/broadcom/Makefile
+++ b/arch/arm64/boot/dts/broadcom/Makefile
@@ -13,7 +13,8 @@ dtb-$(CONFIG_ARCH_BCM2835) += bcm2711-rpi-400.dtb \
bcm2837-rpi-3-b.dtb \
bcm2837-rpi-3-b-plus.dtb \
bcm2837-rpi-cm3-io3.dtb \
- bcm2837-rpi-zero-2-w.dtb
+ bcm2837-rpi-zero-2-w.dtb \
+ rp1.dtbo

subdir-y += bcmbca
subdir-y += northstar2
diff --git a/arch/arm64/boot/dts/broadcom/rp1.dtso b/arch/arm64/boot/dts/broadcom/rp1.dtso
new file mode 100644
index 000000000000..ab4f146d22c0
--- /dev/null
+++ b/arch/arm64/boot/dts/broadcom/rp1.dtso
@@ -0,0 +1,11 @@
+// SPDX-License-Identifier: (GPL-2.0 OR MIT)
+
+/dts-v1/;
+/plugin/;
+
+&pcie2 {
+ #address-cells = <3>;
+ #size-cells = <2>;
+
+ #include "rp1-nexus.dtsi"
+};
--
2.35.3