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| author | Alexander Stein <alexander.stein@ew.tq-group.com> | 2025-04-08 11:30:51 +0200 |
|---|---|---|
| committer | Shawn Guo <shawnguo@kernel.org> | 2025-04-23 17:52:21 +0800 |
| commit | fbfd01d7532901c8d9306f352399589e152f2a0d (patch) | |
| tree | 41a0da01835f6a63253f0fdc95f11d2dab929752 | |
| parent | 8511c30d71e3c271283ea806f568036717cd9d4d (diff) | |
ARM: dts: ls1021a-tqmals1021a: Add LVDS overlay for Tianma TM070JVGH33
This adds an overlay for the supported LVDS display tianma tm070jvhg33.
The on-board RGB-to-LVDS encoder and DCU graphics chain are configured
accordingly. Add power supply as well, which had been missing all the time.
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>
3 files changed, 50 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/nxp/ls/Makefile b/arch/arm/boot/dts/nxp/ls/Makefile index 225a7665b8ad..7f96de6f8022 100644 --- a/arch/arm/boot/dts/nxp/ls/Makefile +++ b/arch/arm/boot/dts/nxp/ls/Makefile @@ -8,4 +8,6 @@ dtb-$(CONFIG_SOC_LS1021A) += \ ls1021a-twr.dtb ls1021a-tqmls1021a-mbls1021a-hdmi-dtbs += ls1021a-tqmls1021a-mbls1021a.dtb ls1021a-tqmls1021a-mbls1021a-hdmi.dtbo +ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33-dtbs += ls1021a-tqmls1021a-mbls1021a.dtb ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtbo dtb-$(CONFIG_SOC_LS1021A) += ls1021a-tqmls1021a-mbls1021a-hdmi.dtb +dtb-$(CONFIG_SOC_LS1021A) += ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtb diff --git a/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso b/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso new file mode 100644 index 000000000000..e9708f3c6740 --- /dev/null +++ b/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a-lvds-tm070jvhg33.dtso @@ -0,0 +1,47 @@ +// 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 + */ + +#include <dt-bindings/gpio/gpio.h> + +/dts-v1/; +/plugin/; + +&backlight_dcu { + status = "okay"; +}; + +&dcu { + status = "okay"; + + port { + dcu_out: endpoint { + remote-endpoint = <&lvds_encoder_in>; + }; + }; +}; + +&display { + compatible = "tianma,tm070jvhg33"; + status = "okay"; +}; + +&lvds_encoder { + status = "okay"; +}; + +&lvds_encoder_in { + remote-endpoint = <&dcu_out>; +}; + +&lvds_encoder_out { + remote-endpoint = <&panel_in>; +}; + +&panel_in { + remote-endpoint = <&lvds_encoder_out>; +}; diff --git a/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a.dts b/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a.dts index 27a55fa63812..80dae0c09542 100644 --- a/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a.dts +++ b/arch/arm/boot/dts/nxp/ls/ls1021a-tqmls1021a-mbls1021a.dts @@ -147,6 +147,7 @@ display: panel { backlight = <&backlight_dcu>; enable-gpios = <&pca9554_1 3 GPIO_ACTIVE_HIGH>; + power-supply = <®_3p3v>; status = "disabled"; port { |