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Fri, 24 Jul 2026 10:57:33 -0700 (PDT) From: Leonardo Costa To: Frank.Li@nxp.com, s.hauer@pengutronix.de, kernel@pengutronix.de, festevam@gmail.com, robh@kernel.org, krzk+dt@kernel.org, conor+dt@kernel.org Cc: imx@lists.linux.dev, linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, leonardo.costa@toradex.com Subject: [PATCH 1/1] arm64: dts: freescale: imx8mm-verdin: Add Toradex DSI to LVDS adapter with the 10.1" V2 display Date: Fri, 24 Jul 2026 14:56:34 -0300 Message-ID: <20260724175657.15398-2-leoreis.costa@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260724175657.15398-1-leoreis.costa@gmail.com> References: <20260724175657.15398-1-leoreis.costa@gmail.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" From: Leonardo Costa Add a device tree overlay for the Toradex DSI to LVDS Adapter with the Toradex Capacitive Touch Display 10.1" LVDS V2. The adapter connects to the Verdin DSI_1 interface. It is based on the Texas Instruments SN65DSI84 DSI-to-LVDS bridge and drives an Opto Logic SCX1001511GGC49 10.1" WXGA TFT LCD LVDS panel. Touch input is provided by an ILITEK ILI251x capacitive touch controller. Link: https://developer.toradex.com/hardware/accessories/add-ons/dsi-lvds-a= dapter Link: https://developer.toradex.com/hardware/accessories/displays/capacitiv= e-touch-display-101inch-lvds Signed-off-by: Leonardo Costa --- arch/arm64/boot/dts/freescale/Makefile | 4 + ...dsi-to-lvds-v2-panel-cap-touch-10inch.dtso | 133 ++++++++++++++++++ 2 files changed, 137 insertions(+) create mode 100644 arch/arm64/boot/dts/freescale/imx8mm-verdin-dsi-to-lvds= -v2-panel-cap-touch-10inch.dtso diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/f= reescale/Makefile index fbbaf9478ec59..201460ee5669e 100644 --- a/arch/arm64/boot/dts/freescale/Makefile +++ b/arch/arm64/boot/dts/freescale/Makefile @@ -180,6 +180,7 @@ dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-venice-gw7904.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-dev-nau8822-btl.dtbo dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-dsi-to-hdmi.dtbo dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-dsi-to-lvds-panel-cap-touch-10in= ch.dtbo +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-dsi-to-lvds-v2-panel-cap-touch-1= 0inch.dtbo dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-nonwifi-dahlia-dsi-to-hdmi.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-nonwifi-dahlia-panel-cap-touch-1= 0inch-dsi.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-nonwifi-dahlia.dtb @@ -200,6 +201,7 @@ dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-wifi-dahlia-p= anel-cap-touch-10inch-dsi.d dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-wifi-dahlia.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-wifi-dev-dsi-to-hdmi.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-wifi-dev-dsi-to-lvds-panel-cap-t= ouch-10inch.dtb +dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-wifi-dev-dsi-to-lvds-v2-panel-ca= p-touch-10inch.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-wifi-dev-nau8822-btl.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-wifi-dev-ov5640-24mhz.dtb dtb-$(CONFIG_ARCH_MXC) +=3D imx8mm-verdin-wifi-dev-ov5640.dtb @@ -223,6 +225,8 @@ imx8mm-verdin-wifi-dahlia-panel-cap-touch-10inch-dsi-dt= bs :=3D imx8mm-verdin-wifi- imx8mm-verdin-wifi-dev-dsi-to-hdmi-dtbs :=3D imx8mm-verdin-wifi-dev.dtb im= x8mm-verdin-dsi-to-hdmi.dtbo imx8mm-verdin-wifi-dev-dsi-to-lvds-panel-cap-touch-10inch-dtbs :=3D imx8mm= -verdin-wifi-dev.dtb \ imx8mm-verdin-dsi-to-lvds-panel-cap-touch-10inch.dtbo +imx8mm-verdin-wifi-dev-dsi-to-lvds-v2-panel-cap-touch-10inch-dtbs :=3D imx= 8mm-verdin-wifi-dev.dtb \ + imx8mm-verdin-dsi-to-lvds-v2-panel-cap-touch-10inch.dtbo imx8mm-verdin-wifi-dev-nau8822-btl-dtbs :=3D imx8mm-verdin-wifi-dev.dtb im= x8mm-verdin-dev-nau8822-btl.dtbo imx8mm-verdin-wifi-dev-ov5640-24mhz-dtbs :=3D imx8mm-verdin-wifi-dev.dtb i= mx8mm-verdin-ov5640-24mhz.dtbo imx8mm-verdin-wifi-dev-ov5640-dtbs :=3D imx8mm-verdin-wifi-dev.dtb imx8mm-= verdin-ov5640.dtbo diff --git a/arch/arm64/boot/dts/freescale/imx8mm-verdin-dsi-to-lvds-v2-pan= el-cap-touch-10inch.dtso b/arch/arm64/boot/dts/freescale/imx8mm-verdin-dsi-= to-lvds-v2-panel-cap-touch-10inch.dtso new file mode 100644 index 0000000000000..db8c9d53763dd --- /dev/null +++ b/arch/arm64/boot/dts/freescale/imx8mm-verdin-dsi-to-lvds-v2-panel-cap-= touch-10inch.dtso @@ -0,0 +1,133 @@ +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT +/* + * Copyright (c) Toradex + * + * Toradex DSI to LVDS Adapter on Verdin DSI_1 with Capacitive Touch Displ= ay + * 10.1" V2 Used on Dahlia (X17) and Development Board (X48) that expose D= SI_1 + * via a Samtec LSS-130 connector. + * + * https://developer.toradex.com/hardware/accessories/displays/capacitive-= touch-display-101inch-lvds + * https://www.toradex.com/accessories/capacitive-touch-display-10.1-inch-= lvds + * https://developer.toradex.com/hardware/accessories/add-ons/dsi-lvds-ada= pter + * https://www.toradex.com/accessories/verdin-dsi-to-lvds-adapter + */ + +/dts-v1/; +/plugin/; + +#include +#include + +&{/} { + backlight_pwm3: backlight-pwm3 { + compatible =3D "pwm-backlight"; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_i2s_2_d_out_dsi_1_bkl_en>; + brightness-levels =3D <0 45 63 88 119 158 203 255>; + default-brightness-level =3D <4>; + /* Verdin I2S_2_D_OUT (SODIMM 46) - DSI_1_BKL_EN_LVDS */ + enable-gpios =3D <&gpio3 24 GPIO_ACTIVE_HIGH>; + power-supply =3D <®_3p3v>; + /* Verdin PWM_3_DSI (SODIMM 19) - PWM_3_DSI_LVDS */ + pwms =3D <&pwm1 0 6666667 0>; + }; + + panel-lvds-bridge { + compatible =3D "optologic,scx1001511ggc49", "panel-lvds"; + backlight =3D <&backlight_pwm3>; + data-mapping =3D "vesa-24"; + power-supply =3D <®_dsi_lvds>; + height-mm =3D <136>; + width-mm =3D <217>; + + panel-timing { + clock-frequency =3D <70000000>; + hactive =3D <1280>; + hback-porch =3D <55>; + hfront-porch =3D <55>; + hsync-len =3D <45>; + vactive =3D <800>; + vback-porch =3D <5>; + vfront-porch =3D <5>; + vsync-len =3D <3>; + de-active =3D <1>; + hsync-active =3D <0>; + vsync-active =3D <0>; + pixelclk-active =3D <0>; + }; + + port { + panel_lvds_bridge_in: endpoint { + remote-endpoint =3D <&dsi_lvds_bridge_out>; + }; + }; + }; + + reg_dsi_lvds: regulator-dsi-lvds { + compatible =3D "regulator-fixed"; + /* Verdin CTRL_SLEEP_MOCI# (SODIMM 256) */ + gpios =3D <&gpio5 1 GPIO_ACTIVE_HIGH>; + enable-active-high; + regulator-boot-on; + regulator-name =3D "DSI_1_PWR_EN"; + }; +}; + +&i2c4 { + #address-cells =3D <1>; + #size-cells =3D <0>; + + touchscreen@41 { + compatible =3D "ilitek,ili251x"; + reg =3D <0x41>; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&pinctrl_gpio_9_dsi>, <&pinctrl_i2s_2_bclk_touch_reset>; + /* Verdin GPIO_9_DSI (SODIMM 17) - TOUCH_INT# */ + interrupt-parent =3D <&gpio3>; + interrupts =3D <15 IRQ_TYPE_EDGE_RISING>; + /* Verdin I2S_2_BCLK (SODIMM 42) - TOUCH_RESET# */ + reset-gpios =3D <&gpio3 23 GPIO_ACTIVE_LOW>; + }; +}; + +&lcdif { + status =3D "okay"; +}; + +&lvds_ti_sn65dsi84 { + vcc-supply =3D <®_dsi_lvds>; + + status =3D "okay"; + + ports { + #address-cells =3D <1>; + #size-cells =3D <0>; + + port@0 { + reg =3D <0>; + + dsi_lvds_bridge_in: endpoint { + data-lanes =3D <1 2 3 4>; + remote-endpoint =3D <&mipi_dsi_out>; + }; + }; + + port@2 { + reg =3D <2>; + + dsi_lvds_bridge_out: endpoint { + remote-endpoint =3D <&panel_lvds_bridge_in>; + }; + }; + }; +}; + +&mipi_dsi { + samsung,esc-clock-frequency =3D <16000000>; + + status =3D "okay"; +}; + +&mipi_dsi_out { + remote-endpoint =3D <&dsi_lvds_bridge_in>; +};