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openmptcprouter/root/target/linux/brcm2708/patches-4.19/0159-overlays-Add-an-overlay-for-the-Adafruit-Kippah-with.patch
2019-04-22 17:10:09 +02:00

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From f14715ff08df05969eca70c58593ddafd29daac3 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Fri, 9 Mar 2018 13:20:21 -0800
Subject: [PATCH 159/432] overlays: Add an overlay for the Adafruit Kippah with
their 7" panel
Signed-off-by: Eric Anholt <eric@anholt.net>
---
arch/arm/boot/dts/overlays/Makefile | 1 +
arch/arm/boot/dts/overlays/README | 7 +++
.../overlays/vc4-kms-kippah-7inch-overlay.dts | 43 +++++++++++++++++++
3 files changed, 51 insertions(+)
create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-kippah-7inch-overlay.dts
diff --git a/arch/arm/boot/dts/overlays/Makefile b/arch/arm/boot/dts/overlays/Makefile
index 6e5ac5c3369f..051b0263a564 100644
--- a/arch/arm/boot/dts/overlays/Makefile
+++ b/arch/arm/boot/dts/overlays/Makefile
@@ -134,6 +134,7 @@ dtbo-$(CONFIG_ARCH_BCM2835) += \
upstream.dtbo \
upstream-aux-interrupt.dtbo \
vc4-fkms-v3d.dtbo \
+ vc4-kms-kippah-7inch.dtbo \
vc4-kms-v3d.dtbo \
vga666.dtbo \
w1-gpio.dtbo \
diff --git a/arch/arm/boot/dts/overlays/README b/arch/arm/boot/dts/overlays/README
index b32f030bd650..a867317e7dc0 100644
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -1920,6 +1920,13 @@ Params: cma-256 CMA is 256MB, 256MB-aligned (needs 1GB)
cma-64 CMA is 64MB, 64MB-aligned
+Name: vc4-kms-kippah-7inch
+Info: Enable the Adafruit DPI Kippah with the 7" Ontat panel attached.
+ Requires vc4-kms-v3d to be loaded.
+Load: dtoverlay=vc4-kms-kippah-7inch
+Params: <None>
+
+
Name: vc4-kms-v3d
Info: Enable Eric Anholt's DRM VC4 HDMI/HVS/V3D driver. Running startx or
booting to GUI while this overlay is in use will cause interesting
diff --git a/arch/arm/boot/dts/overlays/vc4-kms-kippah-7inch-overlay.dts b/arch/arm/boot/dts/overlays/vc4-kms-kippah-7inch-overlay.dts
new file mode 100644
index 000000000000..1e20d7e51115
--- /dev/null
+++ b/arch/arm/boot/dts/overlays/vc4-kms-kippah-7inch-overlay.dts
@@ -0,0 +1,43 @@
+/*
+ * vc4-kms-v3d-overlay.dts
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/pinctrl/bcm2835.h>
+
+/ {
+ compatible = "brcm,bcm2835", "brcm,bcm2708", "brcm,bcm2709";
+
+ fragment@0 {
+ target-path = "/";
+ __overlay__ {
+ panel: panel {
+ compatible = "ontat,yx700wv03", "simple-panel";
+
+ port {
+ panel_in: endpoint {
+ remote-endpoint = <&dpi_out>;
+ };
+ };
+ };
+ };
+ };
+
+ fragment@1 {
+ target = <&dpi>;
+ __overlay__ {
+ status = "okay";
+
+ pinctrl-names = "default";
+ pinctrl-0 = <&dpi_18bit_gpio0>;
+
+ port {
+ dpi_out: endpoint@0 {
+ remote-endpoint = <&panel_in>;
+ };
+ };
+ };
+ };
+};
--
2.19.1