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From 4aad06862bbd0a9871b747fbc7decf94a4815a57 Mon Sep 17 00:00:00 2001
From: Chris Morgan <macromorgan@hotmail.com>
Date: Wed, 2 Feb 2022 10:42:00 -0600
Subject: [PATCH] overlays: Add rotate property to vc4-kms-dpi-panel
Allow a user to specify the panel rotation in devicetree as 0, 90,
180, or 270 by setting a parameter.
Signed-off-by: Chris Morgan <macromorgan@hotmail.com>
---
arch/arm/boot/dts/overlays/README | 2 ++
arch/arm/boot/dts/overlays/vc4-kms-dpi.dtsi | 2 ++
2 files changed, 4 insertions(+)
--- a/arch/arm/boot/dts/overlays/README
+++ b/arch/arm/boot/dts/overlays/README
@@ -3673,6 +3673,7 @@ Params: clock-frequency Display
backlight-def-brightness
Set the default brightness. Normal range 1-16.
(default 16).
+ rotate Display rotation {0,90,180,270} (default 0)
Name: vc4-kms-dpi-panel
@@ -3700,6 +3701,7 @@ Params: at056tn53v1 Enable a
backlight-def-brightness
Set the default brightness. Normal range 1-16.
(default 16).
+ rotate Display rotation {0,90,180,270} (default 0)
Name: vc4-kms-dsi-7inch
--- a/arch/arm/boot/dts/overlays/vc4-kms-dpi.dtsi
+++ b/arch/arm/boot/dts/overlays/vc4-kms-dpi.dtsi
@@ -10,6 +10,7 @@
target-path = "/";
__overlay__ {
panel: panel {
+ rotation = <0>;
port {
panel_in: endpoint {
remote-endpoint = <&dpi_out>;
@@ -105,5 +106,6 @@
backlight-pwm-gpio = <&pwm_pins>, "brcm,pins:0";
backlight-pwm-func = <&pwm_pins>, "brcm,function:0";
backlight-def-brightness = <&backlight_pwm>, "default-brightness-level:0";
+ rotate = <&panel>, "rotation:0";
};
};
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