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authorÁlvaro Fernández Rojas <noltari@gmail.com>2020-02-04 19:02:53 +0100
committerÁlvaro Fernández Rojas <noltari@gmail.com>2020-02-04 19:14:13 +0100
commit84d555aa74434392b682fd9eb0fa701c89a046d6 (patch)
treebcc0a9bf058757da14054bce61a8cb8b8c9cd873 /target/linux/brcm2708/patches-4.19/950-0613-overlays-dpi18-and-dpi24-vc4-compatibility.patch
parent953973c2991e8640549a55df7a0574a1abac8644 (diff)
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brcm2708: update to latest patches from RPi foundation
Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
Diffstat (limited to 'target/linux/brcm2708/patches-4.19/950-0613-overlays-dpi18-and-dpi24-vc4-compatibility.patch')
-rw-r--r--target/linux/brcm2708/patches-4.19/950-0613-overlays-dpi18-and-dpi24-vc4-compatibility.patch52
1 files changed, 52 insertions, 0 deletions
diff --git a/target/linux/brcm2708/patches-4.19/950-0613-overlays-dpi18-and-dpi24-vc4-compatibility.patch b/target/linux/brcm2708/patches-4.19/950-0613-overlays-dpi18-and-dpi24-vc4-compatibility.patch
new file mode 100644
index 0000000000..0b3e8ec079
--- /dev/null
+++ b/target/linux/brcm2708/patches-4.19/950-0613-overlays-dpi18-and-dpi24-vc4-compatibility.patch
@@ -0,0 +1,52 @@
+From a5e0d604116189331d5608c9d128f37df17db2e3 Mon Sep 17 00:00:00 2001
+From: Phil Elwell <phil@raspberrypi.org>
+Date: Tue, 16 Jul 2019 15:24:12 +0100
+Subject: [PATCH] overlays: dpi18 and dpi24 vc4 compatibility
+
+The dpi overlays use the fb device tree node as a place to hang the
+necessary pinctrl changes. With one of the VC4 overlays loaded, the
+fb node is disabled so the changes have no effect.
+
+Modify the overlays to also use the vc4 node, to cover both use
+cases.
+
+Signed-off-by: Phil Elwell <phil@raspberrypi.org>
+---
+ arch/arm/boot/dts/overlays/dpi18-overlay.dts | 8 ++++++++
+ arch/arm/boot/dts/overlays/dpi24-overlay.dts | 8 ++++++++
+ 2 files changed, 16 insertions(+)
+
+--- a/arch/arm/boot/dts/overlays/dpi18-overlay.dts
++++ b/arch/arm/boot/dts/overlays/dpi18-overlay.dts
+@@ -17,6 +17,14 @@
+ };
+
+ fragment@1 {
++ target = <&vc4>;
++ __overlay__ {
++ pinctrl-names = "default";
++ pinctrl-0 = <&dpi18_pins>;
++ };
++ };
++
++ fragment@2 {
+ target = <&gpio>;
+ __overlay__ {
+ dpi18_pins: dpi18_pins {
+--- a/arch/arm/boot/dts/overlays/dpi24-overlay.dts
++++ b/arch/arm/boot/dts/overlays/dpi24-overlay.dts
+@@ -17,6 +17,14 @@
+ };
+
+ fragment@1 {
++ target = <&vc4>;
++ __overlay__ {
++ pinctrl-names = "default";
++ pinctrl-0 = <&dpi24_pins>;
++ };
++ };
++
++ fragment@2 {
+ target = <&gpio>;
+ __overlay__ {
+ dpi24_pins: dpi24_pins {