brcm2708: add linux 4.19 support

Boot tested on Raspberry Pi B+ (BCM2708) and Raspberry Pi 2 (BCM2709)

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

1 files changed, 33 insertions, 0 deletions

diff --git a/target/linux/brcm2708/patches-4.19/950-0180-overlays-pi3-disable-bt-Clear-out-bt_pins-node.patch b/target/linux/brcm2708/patches-4.19/950-0180-overlays-pi3-disable-bt-Clear-out-bt_pins-node.patch
new file mode 100644
index 0000000000..f712da8f74
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0180-overlays-pi3-disable-bt-Clear-out-bt_pins-node.patch
@@ -0,0 +1,33 @@
+From 3bbbf9c1d2e2459c9a74adf0e7b771ac2b9f7451 Mon Sep 17 00:00:00 2001
+From: Phil Elwell <phil@raspberrypi.org>
+Date: Mon, 29 Oct 2018 10:38:31 +0000
+Subject: [PATCH 180/703] overlays: pi3-disable-bt: Clear out bt_pins node
+
+The pi3-disable-bt overlay does not (and cannot) delete the bt_pins
+node, but emptying its properties (including brcm,pins) is a way of
+signalling to the hciuart systemd service that Bluetooth has been
+disabled.
+
+Signed-off-by: Phil Elwell <phil@raspberrypi.org>
+---
+ arch/arm/boot/dts/overlays/pi3-disable-bt-overlay.dts | 9 +++++++++
+ 1 file changed, 9 insertions(+)
+
+--- a/arch/arm/boot/dts/overlays/pi3-disable-bt-overlay.dts
++++ b/arch/arm/boot/dts/overlays/pi3-disable-bt-overlay.dts
+@@ -37,6 +37,15 @@
+ 	};
+ 
+ 	fragment@3 {
++		target = <&bt_pins>;
++		__overlay__ {
++			brcm,pins;
++			brcm,function;
++			brcm,pull;
++		};
++	};
++
++	fragment@4 {
+ 		target-path = "/aliases";
+ 		__overlay__ {
+ 			serial0 = "/soc/serial@7e201000";