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ARM: dts: ls1021a-tqmals1021a: Add HDMI overlay

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This add an overlay for using the RGB-to-HDMI bridge.
Note: As DDC is directly connected to general I2C bus, there might be I2C
address conflicts. Hence not all displays might work.

Signed-off-by: Alexander Stein <alexander.stein@ew.tq-group.com>
Reviewed-by: Frank Li <Frank.Li@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>
This commit is contained in:
Alexander Stein 2025-04-08 11:30:50 +02:00 committed by Shawn Guo
parent 43d790a0a7
commit 8511c30d71
2 changed files with 35 additions and 0 deletions
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3
arch/arm/boot/dts/nxp/ls/Makefile
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@ -6,3 +6,6 @@ dtb-$(CONFIG_SOC_LS1021A) += \
ls1021a-tqmls1021a-mbls1021a.dtb \
ls1021a-tsn.dtb \
ls1021a-twr.dtb
ls1021a-tqmls1021a-mbls1021a-hdmi-dtbs += ls1021a-tqmls1021a-mbls1021a.dtb ls1021a-tqmls1021a-mbls1021a-hdmi.dtbo
dtb-$(CONFIG_SOC_LS1021A) += ls1021a-tqmls1021a-mbls1021a-hdmi.dtb

32
arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a-hdmi.dtso Normal file
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@ -0,0 +1,32 @@
// SPDX-License-Identifier: (GPL-2.0-or-later OR MIT)
/*
* Copyright 2013-2014 Freescale Semiconductor, Inc.
* Copyright 2018-2025 TQ-Systems GmbH <linux@ew.tq-group.com>,
* D-82229 Seefeld, Germany.
* Author: Alexander Stein
*/
/dts-v1/;
/plugin/;
&dcu {
status = "okay";
port {
dcu_out: endpoint {
remote-endpoint = <&sii9022a_in>;
};
};
};
&hdmi_out {
status = "okay";
};
&sii9022a {
status = "okay";
};
&sii9022a_in {
remote-endpoint = <&dcu_out>;
};