bcm27xx: add linux 5.4 support

Tested on bcm2710 (Raspberry Pi 3B).

Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>

1 files changed, 24 insertions, 0 deletions

diff --git a/target/linux/bcm27xx/patches-5.4/950-0370-arm-dts-2711-Add-pcie0-alias.patch b/target/linux/bcm27xx/patches-5.4/950-0370-arm-dts-2711-Add-pcie0-alias.patch
new file mode 100644
index 0000000000..fa00fb1974
--- /dev/null
+++ b/target/linux/bcm27xx/patches-5.4/950-0370-arm-dts-2711-Add-pcie0-alias.patch
@@ -0,0 +1,24 @@
+From ea94fb0b5693c354e5281eb3fcdbc9700cdd3d7f Mon Sep 17 00:00:00 2001
+From: Phil Elwell <phil@raspberrypi.org>
+Date: Thu, 28 Nov 2019 15:49:08 +0000
+Subject: [PATCH] arm/dts: 2711: Add 'pcie0' alias
+
+It is useful for the firmware to be able to locate the pcie DT node,
+so add an alias pointing to it in the same way that "ethernet0"
+points to the genet.
+
+Signed-off-by: Phil Elwell <phil@raspberrypi.org>
+---
+ arch/arm/boot/dts/bcm2711-rpi-4-b.dts | 1 +
+ 1 file changed, 1 insertion(+)
+
+--- a/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
++++ b/arch/arm/boot/dts/bcm2711-rpi-4-b.dts
+@@ -30,6 +30,7 @@
+ 		/delete-property/ ethernet;
+ 		/delete-property/ intc;
+ 		ethernet0 = &genet;
++		pcie0 = &pcie_0;
+ 	};
+ };
+