openwrt/target/linux/brcm2708/patches-4.14/950-0352-overlays-Add-an-ov...

86 lines
2.1 KiB
Diff

From 62da6ec26e4e73c553dfadcd962b583af9975a39 Mon Sep 17 00:00:00 2001
From: Eric Anholt <eric@anholt.net>
Date: Fri, 9 Mar 2018 13:20:21 -0800
Subject: [PATCH 352/454] 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 | 6 +++
.../overlays/vc4-kms-kippah-7inch-overlay.dts | 43 +++++++++++++++++++
3 files changed, 50 insertions(+)
create mode 100644 arch/arm/boot/dts/overlays/vc4-kms-kippah-7inch-overlay.dts
--- a/arch/arm/boot/dts/overlays/Makefile
+++ b/arch/arm/boot/dts/overlays/Makefile
@@ -137,6 +137,7 @@ 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 \
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -1977,6 +1977,12 @@ Params: cma-256 CMA is 2
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
+
+
Name: vga666
Info: Overlay for the Fen Logic VGA666 board
This uses GPIOs 2-21 (so no I2C), and activates the output 2-3 seconds
--- /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>;
+ };
+ };
+ };
+ };
+};