1. Patchew
  2. linux
  3. View series

[PATCH v2] arm64: dts: ti: am62-phyboard-lyra: Add DT overlay for Lincoln LCD185-101CT panel

Wadim Egorov posted 1 patch 1 month, 1 week ago 
arch/arm64/boot/dts/ti/Makefile               |   4 +
.../ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso | 188 ++++++++++++++++++
2 files changed, 192 insertions(+)
create mode 100644 arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso
[PATCH v2] arm64: dts: ti: am62-phyboard-lyra: Add DT overlay for Lincoln LCD185-101CT panel
Posted by Wadim Egorov 1 month, 1 week ago 
Add an overlay to support the Lincoln Tech Sol LCD185-101CT panel.

Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
---
v2: 
  - Add entry for build time test of overlay in Makefile
  - Drop patch 1 and 2 from this series (both already on master)
v1: https://lkml.org/lkml/2025/9/25/645
---
 arch/arm64/boot/dts/ti/Makefile               |   4 +
 .../ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso | 188 ++++++++++++++++++
 2 files changed, 192 insertions(+)
 create mode 100644 arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso

diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
index ba01a929e06f..0a7efa6347c4 100644
--- a/arch/arm64/boot/dts/ti/Makefile
+++ b/arch/arm64/boot/dts/ti/Makefile
@@ -25,6 +25,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-ivy.dtb
 dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-mallow.dtb
 dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-yavia.dtb
 dtb-$(CONFIG_ARCH_K3) += k3-am62x-phyboard-lyra-gpio-fan.dtbo
+dtb-$(CONFIG_ARCH_K3) += k3-am62-phyboard-lyra-oldi-lcd185.dtbo
 dtb-$(CONFIG_ARCH_K3) += k3-am62-lp-sk.dtb
 dtb-$(CONFIG_ARCH_K3) += k3-am62-lp-sk-nand.dtbo
 dtb-$(CONFIG_ARCH_K3) += k3-am62-pocketbeagle2.dtb
@@ -186,6 +187,8 @@ k3-am625-phyboard-lyra-gpio-fan-dtbs := k3-am625-phyboard-lyra-rdk.dtb \
 	k3-am62x-phyboard-lyra-gpio-fan.dtbo
 k3-am625-phyboard-lyra-qspi-nor-dtbs := k3-am625-phyboard-lyra-rdk.dtb \
 	k3-am6xx-phycore-qspi-nor.dtbo
+k3-am625-phyboard-lyra-oldi-lcd185-dtbs := k3-am625-phyboard-lyra-rdk.dtb \
+	k3-am62-phyboard-lyra-oldi-lcd185.dtbo
 k3-am625-sk-csi2-imx219-dtbs := k3-am625-sk.dtb \
 	k3-am62x-sk-csi2-imx219.dtbo
 k3-am625-sk-csi2-ov5640-dtbs := k3-am625-sk.dtb \
@@ -289,6 +292,7 @@ dtb- += k3-am625-beagleplay-csi2-ov5640.dtb \
 	k3-am625-phyboard-lyra-disable-spi-nor.dtb \
 	k3-am625-phyboard-lyra-gpio-fan.dtb \
 	k3-am625-phyboard-lyra-qspi-nor.dtb \
+	k3-am625-phyboard-lyra-oldi-lcd185.dtb \
 	k3-am625-sk-csi2-imx219.dtb \
 	k3-am625-sk-csi2-ov5640.dtb \
 	k3-am625-sk-csi2-tevi-ov5640.dtb \
diff --git a/arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso b/arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso
new file mode 100644
index 000000000000..3466890ee947
--- /dev/null
+++ b/arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso
@@ -0,0 +1,188 @@
+// SPDX-License-Identifier: GPL-2.0
+/*
+ * Copyright (C) 2022 PHYTEC Messtechnik GmbH
+ * Author: Wadim Egorov <w.egorov@phytec.de>
+ */
+
+/dts-v1/;
+/plugin/;
+
+#include <dt-bindings/pwm/pwm.h>
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/interrupt-controller/irq.h>
+#include "k3-pinctrl.h"
+
+&{/} {
+	display {
+		compatible = "lincolntech,lcd185-101ct";
+		backlight = <&backlight>;
+
+		ports {
+			#address-cells = <1>;
+			#size-cells = <0>;
+
+			port@0 {
+				dual-lvds-odd-pixels;
+				lcd_in0: endpoint {
+					remote-endpoint = <&oldi_0_out>;
+				};
+			};
+
+			port@1 {
+				dual-lvds-even-pixels;
+				lcd_in1: endpoint {
+					remote-endpoint = <&oldi_1_out>;
+				};
+			};
+		};
+	};
+
+	backlight: backlight {
+		pinctrl-names = "default";
+		pinctrl-0 = <&bl_pwm_pins_default>;
+
+		compatible = "pwm-backlight";
+
+		brightness-levels = <0 4 8 16 32 64 128 255>;
+		default-brightness-level = <6>;
+
+		enable-gpios = <&gpio_exp 5 GPIO_ACTIVE_HIGH>;
+		pwms = <&epwm0 1 50000 0>;
+	};
+};
+
+&dss {
+	pinctrl-names = "default";
+	pinctrl-0 = <&main_oldi0_pins_default &main_dss0_pins_default>;
+};
+
+&dss_ports {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	/* VP1: Output to OLDI */
+	port@0 {
+		reg = <0>;
+		#address-cells = <1>;
+		#size-cells = <0>;
+
+		dpi0_out0: endpoint@0 {
+			reg = <0>;
+			remote-endpoint = <&oldi_0_in>;
+		};
+
+		dpi0_out1: endpoint@1 {
+			reg = <1>;
+			remote-endpoint = <&oldi_1_in>;
+		};
+	};
+};
+
+&epwm0 {
+	status = "okay";
+};
+
+&main_i2c1 {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	touchscreen@5d {
+		compatible = "goodix,gt928";
+		reg = <0x5d>;
+
+		pinctrl-names = "default";
+		pinctrl-0 = <&touch_screen_pins_default>;
+
+		interrupt-parent = <&main_gpio0>;
+		interrupts = <19 IRQ_TYPE_LEVEL_LOW>;
+
+		reset-gpios = <&main_gpio0 18 GPIO_ACTIVE_HIGH>;
+		irq-gpios = <&main_gpio0 19 GPIO_ACTIVE_HIGH>;
+	};
+};
+
+&main_pmx0 {
+	bl_pwm_pins_default: bl-pwm-pins-default {
+		pinctrl-single,pins = <
+			AM62X_IOPAD(0x01b8, PIN_INPUT, 2) /* (C13) SPI0_CS1.EHRPWM0_B */
+		>;
+	};
+
+	touch_screen_pins_default: touch-screen-pins-default {
+		pinctrl-single,pins = <
+			AM62X_IOPAD(0x048, PIN_OUTPUT, 7) /* (N25) GPMC0_AD3.GPIO0_18 - RST */
+			AM62X_IOPAD(0x04c, PIN_INPUT, 7) /* (P24) GPMC0_AD4.GPIO0_19 - INT */
+		>;
+	};
+
+	main_oldi0_pins_default: main-oldi0-pins-default {
+		pinctrl-single,pins = <
+			AM62X_IOPAD(0x0260, PIN_OUTPUT, 0) /* (AA5) OLDI0_A0N */
+			AM62X_IOPAD(0x025c, PIN_OUTPUT, 0) /* (Y6) OLDI0_A0P */
+			AM62X_IOPAD(0x0268, PIN_OUTPUT, 0) /* (AD3) OLDI0_A1N */
+			AM62X_IOPAD(0x0264, PIN_OUTPUT, 0) /* (AB4) OLDI0_A1P */
+			AM62X_IOPAD(0x0270, PIN_OUTPUT, 0) /* (Y8) OLDI0_A2N */
+			AM62X_IOPAD(0x026c, PIN_OUTPUT, 0) /* (AA8) OLDI0_A2P */
+			AM62X_IOPAD(0x0278, PIN_OUTPUT, 0) /* (AB6) OLDI0_A3N */
+			AM62X_IOPAD(0x0274, PIN_OUTPUT, 0) /* (AA7) OLDI0_A3P */
+			AM62X_IOPAD(0x0280, PIN_OUTPUT, 0) /* (AC6) OLDI0_A4N */
+			AM62X_IOPAD(0x027c, PIN_OUTPUT, 0) /* (AC5) OLDI0_A4P */
+			AM62X_IOPAD(0x0288, PIN_OUTPUT, 0) /* (AE5) OLDI0_A5N */
+			AM62X_IOPAD(0x0284, PIN_OUTPUT, 0) /* (AD6) OLDI0_A5P */
+			AM62X_IOPAD(0x0290, PIN_OUTPUT, 0) /* (AE6) OLDI0_A6N */
+			AM62X_IOPAD(0x028c, PIN_OUTPUT, 0) /* (AD7) OLDI0_A6P */
+			AM62X_IOPAD(0x0298, PIN_OUTPUT, 0) /* (AD8) OLDI0_A7N */
+			AM62X_IOPAD(0x0294, PIN_OUTPUT, 0) /* (AE7) OLDI0_A7P */
+			AM62X_IOPAD(0x02a0, PIN_OUTPUT, 0) /* (AD4) OLDI0_CLK0N */
+			AM62X_IOPAD(0x029c, PIN_OUTPUT, 0) /* (AE3) OLDI0_CLK0P */
+			AM62X_IOPAD(0x02a8, PIN_OUTPUT, 0) /* (AE4) OLDI0_CLK1N */
+			AM62X_IOPAD(0x02a4, PIN_OUTPUT, 0) /* (AD5) OLDI0_CLK1P */
+		>;
+	};
+};
+
+&oldi0 {
+	status = "okay";
+};
+
+&oldi1 {
+	status = "okay";
+};
+
+&oldi0_ports {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	port@0 {
+		reg = <0>;
+		oldi_0_in: endpoint {
+			remote-endpoint = <&dpi0_out0>;
+		};
+	};
+
+	port@1 {
+		reg = <1>;
+		oldi_0_out: endpoint {
+			remote-endpoint = <&lcd_in0>;
+		};
+	};
+};
+
+&oldi1_ports {
+	#address-cells = <1>;
+	#size-cells = <0>;
+
+	port@0 {
+		reg = <0>;
+		oldi_1_in: endpoint {
+			remote-endpoint = <&dpi0_out1>;
+		};
+	};
+
+	port@1 {
+		reg = <1>;
+		oldi_1_out: endpoint {
+			remote-endpoint = <&lcd_in1>;
+		};
+	};
+};
-- 
2.48.1
Re: [PATCH v2] arm64: dts: ti: am62-phyboard-lyra: Add DT overlay for Lincoln LCD185-101CT panel
Posted by Vignesh Raghavendra 1 month ago 

On 03/03/26 20:55, Wadim Egorov wrote:
> Add an overlay to support the Lincoln Tech Sol LCD185-101CT panel.
> 
> Signed-off-by: Wadim Egorov <w.egorov@phytec.de>
> ---
> v2: 
>   - Add entry for build time test of overlay in Makefile
>   - Drop patch 1 and 2 from this series (both already on master)
> v1: https://lkml.org/lkml/2025/9/25/645
> ---
>  arch/arm64/boot/dts/ti/Makefile               |   4 +
>  .../ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso | 188 ++++++++++++++++++
>  2 files changed, 192 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso
> 
> diff --git a/arch/arm64/boot/dts/ti/Makefile b/arch/arm64/boot/dts/ti/Makefile
> index ba01a929e06f..0a7efa6347c4 100644
> --- a/arch/arm64/boot/dts/ti/Makefile
> +++ b/arch/arm64/boot/dts/ti/Makefile
> @@ -25,6 +25,7 @@ dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-ivy.dtb
>  dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-mallow.dtb
>  dtb-$(CONFIG_ARCH_K3) += k3-am625-verdin-wifi-yavia.dtb
>  dtb-$(CONFIG_ARCH_K3) += k3-am62x-phyboard-lyra-gpio-fan.dtbo
> +dtb-$(CONFIG_ARCH_K3) += k3-am62-phyboard-lyra-oldi-lcd185.dtbo
>  dtb-$(CONFIG_ARCH_K3) += k3-am62-lp-sk.dtb
>  dtb-$(CONFIG_ARCH_K3) += k3-am62-lp-sk-nand.dtbo
>  dtb-$(CONFIG_ARCH_K3) += k3-am62-pocketbeagle2.dtb
> @@ -186,6 +187,8 @@ k3-am625-phyboard-lyra-gpio-fan-dtbs := k3-am625-phyboard-lyra-rdk.dtb \
>  	k3-am62x-phyboard-lyra-gpio-fan.dtbo
>  k3-am625-phyboard-lyra-qspi-nor-dtbs := k3-am625-phyboard-lyra-rdk.dtb \
>  	k3-am6xx-phycore-qspi-nor.dtbo
> +k3-am625-phyboard-lyra-oldi-lcd185-dtbs := k3-am625-phyboard-lyra-rdk.dtb \
> +	k3-am62-phyboard-lyra-oldi-lcd185.dtbo
>  k3-am625-sk-csi2-imx219-dtbs := k3-am625-sk.dtb \
>  	k3-am62x-sk-csi2-imx219.dtbo
>  k3-am625-sk-csi2-ov5640-dtbs := k3-am625-sk.dtb \
> @@ -289,6 +292,7 @@ dtb- += k3-am625-beagleplay-csi2-ov5640.dtb \
>  	k3-am625-phyboard-lyra-disable-spi-nor.dtb \
>  	k3-am625-phyboard-lyra-gpio-fan.dtb \
>  	k3-am625-phyboard-lyra-qspi-nor.dtb \
> +	k3-am625-phyboard-lyra-oldi-lcd185.dtb \
>  	k3-am625-sk-csi2-imx219.dtb \
>  	k3-am625-sk-csi2-ov5640.dtb \
>  	k3-am625-sk-csi2-tevi-ov5640.dtb \
> diff --git a/arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso b/arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso
> new file mode 100644
> index 000000000000..3466890ee947
> --- /dev/null
> +++ b/arch/arm64/boot/dts/ti/k3-am62-phyboard-lyra-oldi-lcd185.dtso
> @@ -0,0 +1,188 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2022 PHYTEC Messtechnik GmbH

		   2022-2026 ?

> + * Author: Wadim Egorov <w.egorov@phytec.de>
> + */
> +
> +/dts-v1/;
> +/plugin/;
> +
> +#include <dt-bindings/pwm/pwm.h>
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include "k3-pinctrl.h"
> +
> +&{/} {
> +	display {
> +		compatible = "lincolntech,lcd185-101ct";
> +		backlight = <&backlight>;
> +
> +		ports {
> +			#address-cells = <1>;
> +			#size-cells = <0>;
> +
> +			port@0 {
> +				dual-lvds-odd-pixels;
> +				lcd_in0: endpoint {
> +					remote-endpoint = <&oldi_0_out>;
> +				};
> +			};
> +
> +			port@1 {
> +				dual-lvds-even-pixels;
> +				lcd_in1: endpoint {
> +					remote-endpoint = <&oldi_1_out>;
> +				};
> +			};
> +		};
> +	};
> +
> +	backlight: backlight {
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&bl_pwm_pins_default>;
> +
> +		compatible = "pwm-backlight";
> +

compatible goes first.

> +		brightness-levels = <0 4 8 16 32 64 128 255>;
> +		default-brightness-level = <6>;
> +
> +		enable-gpios = <&gpio_exp 5 GPIO_ACTIVE_HIGH>;
> +		pwms = <&epwm0 1 50000 0>;
> +	};
> +};
> +
> +&dss {
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&main_oldi0_pins_default &main_dss0_pins_default>;
> +};
> +
> +&dss_ports {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +
> +	/* VP1: Output to OLDI */
> +	port@0 {
> +		reg = <0>;
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		dpi0_out0: endpoint@0 {
> +			reg = <0>;
> +			remote-endpoint = <&oldi_0_in>;
> +		};
> +
> +		dpi0_out1: endpoint@1 {
> +			reg = <1>;
> +			remote-endpoint = <&oldi_1_in>;
> +		};
> +	};
> +};
> +
> +&epwm0 {
> +	status = "okay";
> +};
> +
> +&main_i2c1 {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +
> +	touchscreen@5d {
> +		compatible = "goodix,gt928";
> +		reg = <0x5d>;
> +
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&touch_screen_pins_default>;
> +
> +		interrupt-parent = <&main_gpio0>;
> +		interrupts = <19 IRQ_TYPE_LEVEL_LOW>;
> +
> +		reset-gpios = <&main_gpio0 18 GPIO_ACTIVE_HIGH>;
> +		irq-gpios = <&main_gpio0 19 GPIO_ACTIVE_HIGH>;
> +	};
> +};
> +
> +&main_pmx0 {
> +	bl_pwm_pins_default: bl-pwm-pins-default {

This will fail make dtbs_check

> +		pinctrl-single,pins = <
> +			AM62X_IOPAD(0x01b8, PIN_INPUT, 2) /* (C13) SPI0_CS1.EHRPWM0_B */
> +		>;
> +	};
> +
> +	touch_screen_pins_default: touch-screen-pins-default {
> +		pinctrl-single,pins = <
> +			AM62X_IOPAD(0x048, PIN_OUTPUT, 7) /* (N25) GPMC0_AD3.GPIO0_18 - RST */
> +			AM62X_IOPAD(0x04c, PIN_INPUT, 7) /* (P24) GPMC0_AD4.GPIO0_19 - INT */
> +		>;
> +	};
> +
> +	main_oldi0_pins_default: main-oldi0-pins-default {
> +		pinctrl-single,pins = <
> +			AM62X_IOPAD(0x0260, PIN_OUTPUT, 0) /* (AA5) OLDI0_A0N */
> +			AM62X_IOPAD(0x025c, PIN_OUTPUT, 0) /* (Y6) OLDI0_A0P */
> +			AM62X_IOPAD(0x0268, PIN_OUTPUT, 0) /* (AD3) OLDI0_A1N */
> +			AM62X_IOPAD(0x0264, PIN_OUTPUT, 0) /* (AB4) OLDI0_A1P */
> +			AM62X_IOPAD(0x0270, PIN_OUTPUT, 0) /* (Y8) OLDI0_A2N */
> +			AM62X_IOPAD(0x026c, PIN_OUTPUT, 0) /* (AA8) OLDI0_A2P */
> +			AM62X_IOPAD(0x0278, PIN_OUTPUT, 0) /* (AB6) OLDI0_A3N */
> +			AM62X_IOPAD(0x0274, PIN_OUTPUT, 0) /* (AA7) OLDI0_A3P */
> +			AM62X_IOPAD(0x0280, PIN_OUTPUT, 0) /* (AC6) OLDI0_A4N */
> +			AM62X_IOPAD(0x027c, PIN_OUTPUT, 0) /* (AC5) OLDI0_A4P */
> +			AM62X_IOPAD(0x0288, PIN_OUTPUT, 0) /* (AE5) OLDI0_A5N */
> +			AM62X_IOPAD(0x0284, PIN_OUTPUT, 0) /* (AD6) OLDI0_A5P */
> +			AM62X_IOPAD(0x0290, PIN_OUTPUT, 0) /* (AE6) OLDI0_A6N */
> +			AM62X_IOPAD(0x028c, PIN_OUTPUT, 0) /* (AD7) OLDI0_A6P */
> +			AM62X_IOPAD(0x0298, PIN_OUTPUT, 0) /* (AD8) OLDI0_A7N */
> +			AM62X_IOPAD(0x0294, PIN_OUTPUT, 0) /* (AE7) OLDI0_A7P */
> +			AM62X_IOPAD(0x02a0, PIN_OUTPUT, 0) /* (AD4) OLDI0_CLK0N */
> +			AM62X_IOPAD(0x029c, PIN_OUTPUT, 0) /* (AE3) OLDI0_CLK0P */
> +			AM62X_IOPAD(0x02a8, PIN_OUTPUT, 0) /* (AE4) OLDI0_CLK1N */
> +			AM62X_IOPAD(0x02a4, PIN_OUTPUT, 0) /* (AD5) OLDI0_CLK1P */
> +		>;
> +	};
> +};
> +
> +&oldi0 {
> +	status = "okay";
> +};
> +
> +&oldi1 {
> +	status = "okay";
> +};
> +
> +&oldi0_ports {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +
> +	port@0 {
> +		reg = <0>;
> +		oldi_0_in: endpoint {
> +			remote-endpoint = <&dpi0_out0>;
> +		};
> +	};
> +
> +	port@1 {
> +		reg = <1>;
> +		oldi_0_out: endpoint {
> +			remote-endpoint = <&lcd_in0>;
> +		};
> +	};
> +};
> +
> +&oldi1_ports {
> +	#address-cells = <1>;
> +	#size-cells = <0>;
> +
> +	port@0 {
> +		reg = <0>;
> +		oldi_1_in: endpoint {
> +			remote-endpoint = <&dpi0_out1>;
> +		};
> +	};
> +
> +	port@1 {
> +		reg = <1>;
> +		oldi_1_out: endpoint {
> +			remote-endpoint = <&lcd_in1>;
> +		};
> +	};
> +};

-- 
Regards
Vignesh
https://ti.com/opensource

Patchew 2.1-devel-ea86937

© 2016 - 2026 Red Hat, Inc.