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Message-ID: <20260113190352.vdun5q3cfdh77g45@pengutronix.de>
Date: Tue, 13 Jan 2026 20:03:52 +0100
From: Marco Felsch <m.felsch@...gutronix.de>
To: Abel Vesa <abelvesa@...nel.org>, Peng Fan <peng.fan@....com>,
Michael Turquette <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>, Shawn Guo <shawnguo@...nel.org>,
Sascha Hauer <s.hauer@...gutronix.de>,
Pengutronix Kernel Team <kernel@...gutronix.de>,
Fabio Estevam <festevam@...il.com>, Rob Herring <robh@...nel.org>,
Krzysztof Kozlowski <krzk+dt@...nel.org>,
Conor Dooley <conor+dt@...nel.org>, andrej.picej@...ik.com,
primoz.fiser@...ik.com, c.hemp@...tec.de,
s.mueller-klieser@...tec.de, n.wesp@...tec.de, c.stoidner@...tec.de
Cc: linux-clk@...r.kernel.org, imx@...ts.linux.dev,
linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
devicetree@...r.kernel.org
Subject: Re: [PATCH v2] arm64: dts: imx93-phyboard-segin: Add peb-av-02
overlay
On 26-01-13, Marco Felsch wrote:
> From: Andrej Picej <andrej.picej@...ik.com>
>
> Add overlay for Audio-Video module PEB-AV-02. Add support for panel
> display, capacitive touchscreen and backlight.
>
> For now the backlight is configured as a GPIO, brightness of the display
> can not be set. When the FLEXIO PWM driver is available this should be
> switched to PWM backlight driver.
Argh.. I noticed to late that I missed to adapt the commit message. I
will send a new v3 real quick.
Regards,
Marco
>
> Signed-off-by: Andrej Picej <andrej.picej@...ik.com>
> [rework commit message, use local regulator, remove compatible]
> Signed-off-by: Primoz Fiser <primoz.fiser@...ik.com>
> Signed-off-by: Christian Hemp <c.hemp@...tec.de>
> [m.felsch@...gutronix.de: cleanup downstream commit]
> Tested-by: Primoz Fiser <primoz.fiser@...ik.com>
> Signed-off-by: Marco Felsch <m.felsch@...gutronix.de>
> ---
> Hi,
>
> this small series add the support for the phyBOARD-Segin DisplayKit
> AV-02 evaluation kit. This patchset depends on the following patchsets:
>
> - https://lore.kernel.org/linux-arm-kernel/20251202-v6-18-topic-imx93-blkctrl-v2-0-e73501034adc@pengutronix.de/
> - https://lore.kernel.org/linux-arm-kernel/20251202-v6-18-topic-imx93-parallel-display-v7-0-2cce31d64608@pengutronix.de/
> - https://lore.kernel.org/all/20260113-v6-18-topic-clk-fracn-gppll-v3-0-45da70f43c98@pengutronix.de/
>
> My test setup was:
> - phyCORE-i.MX93 +
> - phyBOARD-Segin +
> - DisplayKit
>
> and I used 'modeset -r' to validate the display output.
>
> Regards,
> Marco
> ---
> Changes in v2:
> - Link to v1: https://lore.kernel.org/r/20251202-v6-18-topic-imx93-phyboard-segin-av-02-display-v1-0-9c14be6c7478@pengutronix.de
> - Add tested-by and r-b (Primoz)
> - Rebase to v6.19-rc1 (Primoz)
> - Rename power supply name (Primoz)
> - add vcc/iovcc-supply (Primoz)
> - add wakeup-source (Primoz)
> - add pwm-backlight and gpio-pwm
> ---
> arch/arm64/boot/dts/freescale/Makefile | 2 +
> .../freescale/imx93-phyboard-segin-peb-av-02.dtso | 146 +++++++++++++++++++++
> 2 files changed, 148 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index f30d3fd724d0ce6b38f7bef10e3970ac34f70f4a..a850cf5d8c0298c1bcfbff0fe857c39745ac7a6c 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -384,12 +384,14 @@ dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-segin.dtb
> imx93-phyboard-nash-jtag-dtbs += imx93-phyboard-nash.dtb imx93-phyboard-nash-jtag.dtbo
> imx93-phyboard-nash-peb-wlbt-07-dtbs += imx93-phyboard-nash.dtb imx93-phyboard-nash-peb-wlbt-07.dtbo
> imx93-phyboard-nash-pwm-fan-dtbs += imx93-phyboard-nash.dtb imx93-phyboard-nash-pwm-fan.dtbo
> +imx93-phyboard-segin-peb-av-02-dtbs += imx93-phyboard-segin.dtb imx93-phyboard-segin-peb-av-02.dtbo
> imx93-phyboard-segin-peb-eval-01-dtbs += imx93-phyboard-segin.dtb imx93-phyboard-segin-peb-eval-01.dtbo
> imx93-phyboard-segin-peb-wlbt-05-dtbs += imx93-phyboard-segin.dtb imx93-phyboard-segin-peb-wlbt-05.dtbo
> imx93-phycore-rpmsg-dtbs += imx93-phyboard-nash.dtb imx93-phyboard-segin.dtb imx93-phycore-rpmsg.dtbo
> dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-nash-jtag.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-nash-peb-wlbt-07.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-nash-pwm-fan.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-segin-peb-av-02.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-segin-peb-eval-01.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-phyboard-segin-peb-wlbt-05.dtb
> dtb-$(CONFIG_ARCH_MXC) += imx93-phycore-rpmsg.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx93-phyboard-segin-peb-av-02.dtso b/arch/arm64/boot/dts/freescale/imx93-phyboard-segin-peb-av-02.dtso
> new file mode 100644
> index 0000000000000000000000000000000000000000..af330756abfd127f2dd0a7e54c2e141300462889
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx93-phyboard-segin-peb-av-02.dtso
> @@ -0,0 +1,146 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (C) 2025 PHYTEC Messtechnik GmbH
> + * Copyright (C) 2025 Pengutronix
> + *
> + * Author: Andrej Picej <andrej.picej@...ik.com>
> + * Author: Marco Felsch <kernel@...gutronix.de>
> + */
> +
> +#include <dt-bindings/clock/imx93-clock.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/interrupt-controller/arm-gic.h>
> +#include "imx93-pinfunc.h"
> +
> +/dts-v1/;
> +/plugin/;
> +
> +&{/} {
> + backlight: backlight {
> + compatible = "pwm-backlight";
> + brightness-levels = <0 4 8 16 32 64 128 255>;
> + default-brightness-level = <5>;
> + power-supply = <®_vcc_3v3_con>;
> + pwms = <&pwm7 0 5000000 0>;
> + };
> +
> + panel {
> + compatible = "edt,etm0700g0edh6";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_panel>;
> +
> + backlight = <&backlight>;
> + enable-gpios = <&gpio4 29 GPIO_ACTIVE_HIGH>;
> + power-supply = <®_vcc_3v3_con>;
> +
> + port {
> + panel_in: endpoint {
> + remote-endpoint = <&dpi_to_panel>;
> + };
> + };
> + };
> +
> + /* TODO: Convert to FlexIO PWM once supported */
> + pwm7: pwm-7 {
> + compatible = "pwm-gpio";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pwm7>;
> + gpios = <&gpio4 28 GPIO_ACTIVE_HIGH>;
> + #pwm-cells = <3>;
> + };
> +
> + reg_vcc_3v3_con: regulator-vcc-3v3-con {
> + compatible = "regulator-fixed";
> + regulator-name = "VCC3V3_CON";
> + regulator-max-microvolt = <3300000>;
> + regulator-min-microvolt = <3300000>;
> + };
> +};
> +
> +&dpi_bridge {
> + status = "okay";
> +};
> +
> +&dpi_to_panel {
> + remote-endpoint = <&panel_in>;
> +};
> +
> +&lcdif {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_lcdif>;
> + assigned-clocks = <&clk IMX93_CLK_VIDEO_PLL>;
> + assigned-clock-rates = <332600000>;
> + status = "okay";
> +};
> +
> +&lpi2c2 {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + touchscreen@38 {
> + compatible = "edt,edt-ft5406";
> + reg = <0x38>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_touchscreen>;
> + interrupt-parent = <&gpio4>;
> + interrupts = <12 IRQ_TYPE_EDGE_FALLING>;
> + reset-gpios = <&gpio4 1 GPIO_ACTIVE_LOW>;
> + vcc-supply = <®_vcc_3v3_con>;
> + iovcc-supply = <®_vcc_3v3_con>;
> + touchscreen-size-x = <1792>;
> + touchscreen-size-y = <1024>;
> + wakeup-source;
> + };
> +};
> +
> +&media_blk_ctrl {
> + status = "okay";
> +};
> +
> +&iomuxc {
> + pinctrl_lcdif: lcdifgrp {
> + fsl,pins = <
> + MX93_PAD_GPIO_IO00__MEDIAMIX_DISP_CLK 0x50e
> + MX93_PAD_GPIO_IO01__MEDIAMIX_DISP_DE 0x50e
> + MX93_PAD_GPIO_IO02__MEDIAMIX_DISP_VSYNC 0x50e
> + MX93_PAD_GPIO_IO03__MEDIAMIX_DISP_HSYNC 0x50e
> + MX93_PAD_GPIO_IO04__MEDIAMIX_DISP_DATA00 0x50e
> + MX93_PAD_GPIO_IO05__MEDIAMIX_DISP_DATA01 0x50e
> + MX93_PAD_GPIO_IO06__MEDIAMIX_DISP_DATA02 0x50e
> + MX93_PAD_GPIO_IO07__MEDIAMIX_DISP_DATA03 0x50e
> + MX93_PAD_GPIO_IO08__MEDIAMIX_DISP_DATA04 0x50e
> + MX93_PAD_GPIO_IO09__MEDIAMIX_DISP_DATA05 0x51e
> + MX93_PAD_GPIO_IO10__MEDIAMIX_DISP_DATA06 0x50e
> + MX93_PAD_GPIO_IO11__MEDIAMIX_DISP_DATA07 0x50e
> + MX93_PAD_GPIO_IO12__MEDIAMIX_DISP_DATA08 0x50e
> + MX93_PAD_GPIO_IO13__MEDIAMIX_DISP_DATA09 0x50e
> + MX93_PAD_GPIO_IO14__MEDIAMIX_DISP_DATA10 0x50e
> + MX93_PAD_GPIO_IO15__MEDIAMIX_DISP_DATA11 0x50e
> + MX93_PAD_GPIO_IO16__MEDIAMIX_DISP_DATA12 0x506
> + MX93_PAD_GPIO_IO17__MEDIAMIX_DISP_DATA13 0x506
> + MX93_PAD_GPIO_IO18__MEDIAMIX_DISP_DATA14 0x506
> + MX93_PAD_GPIO_IO19__MEDIAMIX_DISP_DATA15 0x506
> + MX93_PAD_GPIO_IO20__MEDIAMIX_DISP_DATA16 0x506
> + MX93_PAD_GPIO_IO21__MEDIAMIX_DISP_DATA17 0x506
> + >;
> + };
> +
> + pinctrl_panel: panelgrp {
> + fsl,pins = <
> + MX93_PAD_CCM_CLKO4__GPIO4_IO29 0x1133e
> + >;
> + };
> +
> + pinctrl_pwm7: pwm7grp {
> + fsl,pins = <
> + MX93_PAD_CCM_CLKO3__GPIO4_IO28 0x1133e
> + >;
> + };
> +
> + pinctrl_touchscreen: touchscreengrp {
> + fsl,pins = <
> + MX93_PAD_ENET1_MDIO__GPIO4_IO01 0x11e
> + MX93_PAD_ENET1_RD2__GPIO4_IO12 0x1133e
> + >;
> + };
> +};
>
> ---
> base-commit: 8f0b4cce4481fb22653697cced8d0d04027cb1e8
> change-id: 20251202-v6-18-topic-imx93-phyboard-segin-av-02-display-c1687aa1ccf4
>
> Best regards,
> --
> Marco Felsch <m.felsch@...gutronix.de>
>
>
--
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