Re: [PATCH 5/6] ARM: dts: imx6dl-yapp43: Add support for new HW revision of the IOTA board

From: Shawn Guo
Date: Mon Mar 13 2023 - 04:24:05 EST

On Fri, Feb 10, 2023 at 04:48:54PM +0100, Michal Vokáč wrote:
> The PCB used for all the current boards (Ursa, Draco, Hydra, Orion, Crux)
> was slightly redesigned and delivers some new features while some unused
> components were removed.
>
> - External RTC chip with supercap added.
> - Secure element added.
> - LCD display power supply enable/disable signal added.
> - Touch keyboard reset and interrupt signals added.
> - Factory reset GPIO button added.
> - Audio codec LM49350 (EoL) removed and replaced by PWM audio output.
> - QCA8334 switch was replaced by Marvell 88E6141.
> - PCIe completely removed.
> - uSD card removed and replaced by board-to-board expansion connector.
>
> There are four configuration variants of the new board:
>
> 1. Pegasus
> The board configuration is based on Orion with the following major changes:
>
> - Quad core SoC
> - 4GB of RAM
> - RTC with supercap added
> - Secure element added
>
> 2. Pegasus+
> This is the very same board as Pegasus but uses the i.MX6QuadPlus SoC.
>
> 3. Lynx
> The board configuration is based on Draco with the following major changes:
>
> - DualLite SoC
> - 1GB of RAM
> - RTC with supercap added
> - Secure element added
>
> 4. Phoenix
> The board configuration is based on Ursa with the following major changes:
>
> - DualLite Soc
> - 1GB of RAM
> - RTC with supercap added
> - Secure element added
> - LCD display support removed
> - UART2 removed
> - Factory reset GPIO button added
>
> Signed-off-by: Michal Vokáč <michal.vokac@xxxxxxxxx>
> ---
> arch/arm/boot/dts/Makefile | 4 +
> arch/arm/boot/dts/imx6dl-yapp4-lynx.dts | 58 ++
> arch/arm/boot/dts/imx6dl-yapp4-phoenix.dts | 42 ++
> arch/arm/boot/dts/imx6dl-yapp43-common.dtsi | 619 ++++++++++++++++++
> arch/arm/boot/dts/imx6q-yapp4-pegasus.dts | 58 ++
> .../boot/dts/imx6qp-yapp4-pegasus-plus.dts | 58 ++
> 6 files changed, 839 insertions(+)
> create mode 100644 arch/arm/boot/dts/imx6dl-yapp4-lynx.dts
> create mode 100644 arch/arm/boot/dts/imx6dl-yapp4-phoenix.dts
> create mode 100644 arch/arm/boot/dts/imx6dl-yapp43-common.dtsi
> create mode 100644 arch/arm/boot/dts/imx6q-yapp4-pegasus.dts
> create mode 100644 arch/arm/boot/dts/imx6qp-yapp4-pegasus-plus.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index d08a3c450ce7..9a60d3fc0483 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -558,7 +558,9 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
> imx6dl-wandboard-revd1.dtb \
> imx6dl-yapp4-draco.dtb \
> imx6dl-yapp4-hydra.dtb \
> + imx6dl-yapp4-lynx.dtb \
> imx6dl-yapp4-orion.dtb \
> + imx6dl-yapp4-phoenix.dtb \
> imx6dl-yapp4-ursa.dtb \
> imx6q-apalis-eval.dtb \
> imx6q-apalis-ixora.dtb \
> @@ -625,6 +627,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
> imx6q-nitrogen6_max.dtb \
> imx6q-nitrogen6_som2.dtb \
> imx6q-novena.dtb \
> + imx6q-yapp4-pegasus.dtb \
> imx6q-phytec-mira-rdk-emmc.dtb \

Break the alphabetic order?

> imx6q-phytec-mira-rdk-nand.dtb \
> imx6q-phytec-pbab01.dtb \
> @@ -680,6 +683,7 @@ dtb-$(CONFIG_SOC_IMX6Q) += \
> imx6qp-vicutp.dtb \
> imx6qp-wandboard-revd1.dtb \
> imx6qp-yapp4-crux-plus.dtb \
> + imx6qp-yapp4-pegasus-plus.dtb \
> imx6qp-zii-rdu2.dtb \
> imx6s-dhcom-drc02.dtb
> dtb-$(CONFIG_SOC_IMX6SL) += \
> diff --git a/arch/arm/boot/dts/imx6dl-yapp4-lynx.dts b/arch/arm/boot/dts/imx6dl-yapp4-lynx.dts
> new file mode 100644
> index 000000000000..5c2cd517589b
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6dl-yapp4-lynx.dts
> @@ -0,0 +1,58 @@
> +// SPDX-License-Identifier: GPL-2.0
> +//
> +// Copyright (C) 2021 Y Soft Corporation, a.s.
> +
> +/dts-v1/;
> +
> +#include "imx6dl.dtsi"
> +#include "imx6dl-yapp43-common.dtsi"
> +
> +/ {
> + model = "Y Soft IOTA Lynx i.MX6DualLite board";
> + compatible = "ysoft,imx6dl-yapp4-lynx", "fsl,imx6dl";
> +
> + memory@10000000 {
> + device_type = "memory";
> + reg = <0x10000000 0x40000000>;
> + };
> +};
> +
> +&backlight {
> + status = "okay";
> +};
> +
> +&lcd_display {
> + status = "okay";
> +};
> +
> +&leds {
> + status = "okay";
> +};
> +
> +&panel {
> + status = "okay";
> +};
> +
> +&pwm1 {
> + status = "okay";
> +};
> +
> +&reg_usb_h1_vbus {
> + status = "okay";
> +};
> +
> +&touchscreen {
> + status = "okay";
> +};
> +
> +&uart2 {
> + status = "okay";
> +};
> +
> +&usbh1 {
> + status = "okay";
> +};
> +
> +&usbphy2 {
> + status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/imx6dl-yapp4-phoenix.dts b/arch/arm/boot/dts/imx6dl-yapp4-phoenix.dts
> new file mode 100644
> index 000000000000..e0292f11d03e
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6dl-yapp4-phoenix.dts
> @@ -0,0 +1,42 @@
> +// SPDX-License-Identifier: GPL-2.0
> +//
> +// Copyright (C) 2021 Y Soft Corporation, a.s.
> +
> +/dts-v1/;
> +
> +#include "imx6dl.dtsi"
> +#include "imx6dl-yapp43-common.dtsi"
> +
> +/ {
> + model = "Y Soft IOTA Phoenix i.MX6DualLite board";
> + compatible = "ysoft,imx6dl-yapp4-phoenix", "fsl,imx6dl";
> +
> + memory@10000000 {
> + device_type = "memory";
> + reg = <0x10000000 0x40000000>;
> + };
> +};
> +
> +&aliases {
> + /delete-property/ ethernet1;
> +};
> +
> +&gpio_keys {
> + status = "okay";
> +};
> +
> +&reg_usb_h1_vbus {
> + status = "okay";
> +};
> +
> +&switch_ports {
> + /delete-node/ port@2;
> +};
> +
> +&usbh1 {
> + status = "okay";
> +};
> +
> +&usbphy2 {
> + status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/imx6dl-yapp43-common.dtsi b/arch/arm/boot/dts/imx6dl-yapp43-common.dtsi
> new file mode 100644
> index 000000000000..30f354195e01
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6dl-yapp43-common.dtsi
> @@ -0,0 +1,619 @@
> +// SPDX-License-Identifier: GPL-2.0
> +//
> +// Copyright (C) 2021 Y Soft Corporation, a.s.
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/input/input.h>
> +#include <dt-bindings/leds/common.h>
> +#include <dt-bindings/pwm/pwm.h>
> +
> +/ {
> + aliases: aliases {
> + ethernet1 = &eth1;
> + ethernet2 = &eth2;
> + mmc0 = &usdhc3;
> + mmc1 = &usdhc4;
> + };
> +
> + backlight: backlight {
> + compatible = "pwm-backlight";
> + pwms = <&pwm1 0 500000 PWM_POLARITY_INVERTED>;
> + brightness-levels = <0 32 64 128 255>;
> + default-brightness-level = <32>;
> + num-interpolated-steps = <8>;
> + power-supply = <&sw2_reg>;
> + status = "disabled";
> + };
> +
> + gpio_keys: gpio-keys {
> + compatible = "gpio-keys";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_gpio_keys>;
> + status = "disabled";
> +
> + button {
> + label = "Factory RESET";
> + linux,code = <BTN_0>;
> + gpios = <&gpio1 0 GPIO_ACTIVE_LOW>;
> + };
> + };
> +
> + lcd_display: display {
> + compatible = "fsl,imx-parallel-display";
> + #address-cells = <1>;
> + #size-cells = <0>;
> + interface-pix-fmt = "rgb24";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_ipu1>;
> + status = "disabled";
> +
> + port@0 {
> + reg = <0>;
> +
> + lcd_display_in: endpoint {
> + remote-endpoint = <&ipu1_di0_disp0>;
> + };
> + };
> +
> + port@1 {
> + reg = <1>;
> +
> + lcd_display_out: endpoint {
> + remote-endpoint = <&lcd_panel_in>;
> + };
> + };
> + };
> +
> + panel: panel {
> + compatible = "dataimage,scf0700c48ggu18";
> + power-supply = <&sw2_reg>;
> + backlight = <&backlight>;
> + enable-gpios = <&gpio3 7 GPIO_ACTIVE_HIGH>;
> + status = "disabled";
> +
> + port {
> + lcd_panel_in: endpoint {
> + remote-endpoint = <&lcd_display_out>;
> + };
> + };
> + };
> +
> + reg_usb_h1_vbus: regulator-usb-h1-vbus {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usbh1_vbus>;
> + regulator-name = "usb_h1_vbus";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + gpio = <&gpio1 29 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + status = "disabled";
> + };
> +
> + reg_usb_otg_vbus: regulator-usb-otg-vbus {
> + compatible = "regulator-fixed";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usbotg_vbus>;
> + regulator-name = "usb_otg_vbus";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + gpio = <&gpio3 22 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + status = "okay";
> + };
> +};
> +
> +&fec {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_enet>;
> + phy-mode = "rgmii-id";
> + phy-reset-gpios = <&gpio1 25 GPIO_ACTIVE_LOW>;
> + phy-reset-duration = <20>;

Deprecated. Check Documentation/devicetree/bindings/net/fsl,fec.yaml.

> + phy-supply = <&sw2_reg>;
> + status = "okay";
> +
> + fixed-link {
> + speed = <1000>;
> + full-duplex;
> + };
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + switch@0 {
> + compatible = "marvell,mv88e6085";
> + reg = <0>;
> +
> + switch_ports: ports {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + ethphy0: port@0 {
> + reg = <0>;
> + label = "cpu";
> + phy-mode = "rgmii-id";
> + ethernet = <&fec>;
> +
> + fixed-link {
> + speed = <1000>;
> + full-duplex;
> + };
> + };
> +
> + eth2: port@1 {
> + reg = <1>;
> + label = "eth2";
> + phy-handle = <&phy_port1>;
> + };
> +
> + eth1: port@2 {
> + reg = <2>;
> + label = "eth1";
> + phy-handle = <&phy_port2>;
> + };
> + };
> +
> + mdio {
> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + phy_port1: switchphy@11 {
> + reg = <0x11>;
> + };
> +
> + phy_port2: switchphy@12 {
> + reg = <0x12>;
> + };
> + };
> + };
> + };
> +};
> +
> +&i2c2 {
> + clock-frequency = <100000>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c2>;
> + status = "okay";
> +
> + pmic@8 {
> + compatible = "fsl,pfuze200";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pmic>;
> + reg = <0x8>;
> +
> + regulators {
> + sw1a_reg: sw1ab {
> + regulator-min-microvolt = <300000>;
> + regulator-max-microvolt = <1875000>;
> + regulator-boot-on;
> + regulator-always-on;
> + regulator-ramp-delay = <6250>;
> + };
> +
> + sw2_reg: sw2 {
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + sw3a_reg: sw3a {
> + regulator-min-microvolt = <400000>;
> + regulator-max-microvolt = <1975000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + sw3b_reg: sw3b {
> + regulator-min-microvolt = <400000>;
> + regulator-max-microvolt = <1975000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + swbst_reg: swbst {
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5150000>;
> + };
> +
> + vgen1_reg: vgen1 {
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <1550000>;
> + };
> +
> + vgen2_reg: vgen2 {
> + regulator-min-microvolt = <800000>;
> + regulator-max-microvolt = <1550000>;
> + };
> +
> + vgen3_reg: vgen3 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> + };
> +
> + vgen4_reg: vgen4 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> + };
> +
> + vgen5_reg: vgen5 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> + };
> +
> + vgen6_reg: vgen6 {
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-always-on;
> + };
> +
> + vref_reg: vrefddr {
> + regulator-boot-on;
> + regulator-always-on;
> + };
> +
> + vsnvs_reg: vsnvs {
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <3000000>;
> + regulator-boot-on;
> + regulator-always-on;
> + };
> + };
> + };
> +
> + leds: led-controller@30 {
> + compatible = "ti,lp5562";
> + reg = <0x30>;
> + clock-mode = /bits/ 8 <1>;
> + status = "disabled";

Move 'status' to the end of property list.

> + #address-cells = <1>;
> + #size-cells = <0>;
> +
> + led@0 {
> + chan-name = "R";
> + led-cur = /bits/ 8 <0x20>;
> + max-cur = /bits/ 8 <0x60>;
> + reg = <0>;
> + color = <LED_COLOR_ID_RED>;
> + };
> +
> + led@1 {
> + chan-name = "G";
> + led-cur = /bits/ 8 <0x20>;
> + max-cur = /bits/ 8 <0x60>;
> + reg = <1>;
> + color = <LED_COLOR_ID_GREEN>;
> + };
> +
> + led@2 {
> + chan-name = "B";
> + led-cur = /bits/ 8 <0x20>;
> + max-cur = /bits/ 8 <0x60>;
> + reg = <2>;
> + color = <LED_COLOR_ID_BLUE>;
> + };
> + };
> +
> + eeprom@57 {
> + compatible = "atmel,24c128";
> + reg = <0x57>;
> + pagesize = <64>;
> + status = "okay";

The "okay" status is only needed to flip a "disabled" one.

> + };
> +
> + touchscreen: touchscreen@5c {
> + compatible = "pixcir,pixcir_tangoc";
> + reg = <0x5c>;
> + pinctrl-0 = <&pinctrl_touch>;
> + interrupt-parent = <&gpio4>;
> + interrupts = <5 IRQ_TYPE_EDGE_FALLING>;
> + attb-gpio = <&gpio4 5 GPIO_ACTIVE_HIGH>;
> + reset-gpios = <&gpio1 2 GPIO_ACTIVE_HIGH>;
> + touchscreen-size-x = <800>;
> + touchscreen-size-y = <480>;
> + status = "disabled";
> + };
> +
> + rtc: rtc@68 {
> + compatible = "dallas,ds1341";
> + reg = <0x68>;
> + status = "okay";

Ditto

Shawn

> + };
> +};
> +
> +&i2c3 {
> + clock-frequency = <100000>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_i2c3>;
> + status = "disabled";
> +
> + oled_1309: oled@3c {
> + compatible = "solomon,ssd1309fb-i2c";
> + reg = <0x3c>;
> + solomon,height = <64>;
> + solomon,width = <128>;
> + solomon,page-offset = <0>;
> + solomon,segment-no-remap;
> + solomon,prechargep2 = <15>;
> + reset-gpios = <&gpio_oled 1 GPIO_ACTIVE_LOW>;
> + vbat-supply = <&sw2_reg>;
> + status = "disabled";
> + };
> +
> + oled_1305: oled@3d {
> + compatible = "solomon,ssd1305fb-i2c";
> + reg = <0x3d>;
> + solomon,height = <64>;
> + solomon,width = <128>;
> + solomon,page-offset = <0>;
> + solomon,col-offset = <4>;
> + solomon,prechargep2 = <15>;
> + reset-gpios = <&gpio_oled 1 GPIO_ACTIVE_LOW>;
> + vbat-supply = <&sw2_reg>;
> + status = "disabled";
> + };
> +
> + gpio_oled: gpio@41 {
> + compatible = "nxp,pca9536";
> + gpio-controller;
> + #gpio-cells = <2>;
> + reg = <0x41>;
> + vcc-supply = <&sw2_reg>;
> + status = "disabled";
> + };
> +
> + touchkeys: keys@5a {
> + compatible = "fsl,mpr121-touchkey";
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_touchkeys>;
> + reg = <0x5a>;
> + vdd-supply = <&sw2_reg>;
> + autorepeat;
> + linux,keycodes = <KEY_1>, <KEY_2>, <KEY_3>, <KEY_4>, <KEY_5>,
> + <KEY_6>, <KEY_7>, <KEY_8>, <KEY_9>,
> + <KEY_BACKSPACE>, <KEY_0>, <KEY_ENTER>;
> + poll-interval = <50>;
> + status = "disabled";
> + };
> +};
> +
> +&iomuxc {
> + pinctrl_enet: enetgrp {
> + fsl,pins = <
> + MX6QDL_PAD_ENET_MDIO__ENET_MDIO 0x1b020
> + MX6QDL_PAD_ENET_MDC__ENET_MDC 0x1b020
> + MX6QDL_PAD_RGMII_TXC__RGMII_TXC 0x1b020
> + MX6QDL_PAD_RGMII_TD0__RGMII_TD0 0x1b020
> + MX6QDL_PAD_RGMII_TD1__RGMII_TD1 0x1b020
> + MX6QDL_PAD_RGMII_TD2__RGMII_TD2 0x1b020
> + MX6QDL_PAD_RGMII_TD3__RGMII_TD3 0x1b020
> + MX6QDL_PAD_RGMII_TX_CTL__RGMII_TX_CTL 0x1b020
> + MX6QDL_PAD_RGMII_RXC__RGMII_RXC 0x1b020
> + MX6QDL_PAD_RGMII_RD0__RGMII_RD0 0x1b020
> + MX6QDL_PAD_RGMII_RD1__RGMII_RD1 0x1b020
> + MX6QDL_PAD_RGMII_RD2__RGMII_RD2 0x1b020
> + MX6QDL_PAD_RGMII_RD3__RGMII_RD3 0x1b020
> + MX6QDL_PAD_RGMII_RX_CTL__RGMII_RX_CTL 0x1b020
> + MX6QDL_PAD_ENET_REF_CLK__ENET_TX_CLK 0x1b010
> + MX6QDL_PAD_GPIO_16__ENET_REF_CLK 0x1b010
> + MX6QDL_PAD_ENET_CRS_DV__GPIO1_IO25 0x1b098
> + >;
> + };
> +
> + pinctrl_gpio_keys: gpiokeysgrp {
> + fsl,pins = <
> + MX6QDL_PAD_GPIO_0__GPIO1_IO00 0x1b0b0
> + >;
> + };
> +
> + pinctrl_i2c2: i2c2grp {
> + fsl,pins = <
> + MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b899
> + MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b899
> + >;
> + };
> +
> + pinctrl_i2c3: i2c3grp {
> + fsl,pins = <
> + MX6QDL_PAD_GPIO_3__I2C3_SCL 0x4001b899
> + MX6QDL_PAD_GPIO_6__I2C3_SDA 0x4001b899
> + >;
> + };
> +
> + pinctrl_ipu1: ipu1grp {
> + fsl,pins = <
> + MX6QDL_PAD_EIM_DA7__GPIO3_IO07 0x1b0b0
> + MX6QDL_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK 0x10
> + MX6QDL_PAD_DI0_PIN2__IPU1_DI0_PIN02 0x10
> + MX6QDL_PAD_DI0_PIN3__IPU1_DI0_PIN03 0x10
> + MX6QDL_PAD_DISP0_DAT0__IPU1_DISP0_DATA00 0x10
> + MX6QDL_PAD_DISP0_DAT1__IPU1_DISP0_DATA01 0x10
> + MX6QDL_PAD_DISP0_DAT2__IPU1_DISP0_DATA02 0x10
> + MX6QDL_PAD_DISP0_DAT3__IPU1_DISP0_DATA03 0x10
> + MX6QDL_PAD_DISP0_DAT4__IPU1_DISP0_DATA04 0x10
> + MX6QDL_PAD_DISP0_DAT5__IPU1_DISP0_DATA05 0x10
> + MX6QDL_PAD_DISP0_DAT6__IPU1_DISP0_DATA06 0x10
> + MX6QDL_PAD_DISP0_DAT7__IPU1_DISP0_DATA07 0x10
> + MX6QDL_PAD_DISP0_DAT8__IPU1_DISP0_DATA08 0x10
> + MX6QDL_PAD_DISP0_DAT9__IPU1_DISP0_DATA09 0x10
> + MX6QDL_PAD_DISP0_DAT10__IPU1_DISP0_DATA10 0x10
> + MX6QDL_PAD_DISP0_DAT11__IPU1_DISP0_DATA11 0x10
> + MX6QDL_PAD_DISP0_DAT12__IPU1_DISP0_DATA12 0x10
> + MX6QDL_PAD_DISP0_DAT13__IPU1_DISP0_DATA13 0x10
> + MX6QDL_PAD_DISP0_DAT14__IPU1_DISP0_DATA14 0x10
> + MX6QDL_PAD_DISP0_DAT15__IPU1_DISP0_DATA15 0x10
> + MX6QDL_PAD_DISP0_DAT16__IPU1_DISP0_DATA16 0x10
> + MX6QDL_PAD_DISP0_DAT17__IPU1_DISP0_DATA17 0x10
> + MX6QDL_PAD_DISP0_DAT18__IPU1_DISP0_DATA18 0x10
> + MX6QDL_PAD_DISP0_DAT19__IPU1_DISP0_DATA19 0x10
> + MX6QDL_PAD_DISP0_DAT20__IPU1_DISP0_DATA20 0x10
> + MX6QDL_PAD_DISP0_DAT21__IPU1_DISP0_DATA21 0x10
> + MX6QDL_PAD_DISP0_DAT22__IPU1_DISP0_DATA22 0x10
> + MX6QDL_PAD_DISP0_DAT23__IPU1_DISP0_DATA23 0x10
> + >;
> + };
> +
> + pinctrl_pmic: pmicgrp {
> + fsl,pins = <
> + MX6QDL_PAD_GPIO_18__GPIO7_IO13 0x1b098
> + >;
> + };
> +
> + pinctrl_pwm1: pwm1grp {
> + fsl,pins = <
> + MX6QDL_PAD_GPIO_9__PWM1_OUT 0x8
> + >;
> + };
> +
> + pinctrl_touch: touchgrp {
> + fsl,pins = <
> + MX6QDL_PAD_GPIO_19__GPIO4_IO05 0x1b098
> + MX6QDL_PAD_GPIO_2__GPIO1_IO02 0x1b098
> + >;
> + };
> +
> + pinctrl_touchkeys: touchkeysgrp {
> + fsl,pins = <
> + MX6QDL_PAD_GPIO_17__GPIO7_IO12 0x1b098
> + MX6QDL_PAD_GPIO_5__GPIO1_IO05 0x1b098
> + >;
> + };
> +
> + pinctrl_uart1: uart1grp {
> + fsl,pins = <
> + MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0a8
> + MX6QDL_PAD_CSI0_DAT11__UART1_RX_DATA 0x1b0a8
> + >;
> + };
> +
> + pinctrl_uart2: uart2grp {
> + fsl,pins = <
> + MX6QDL_PAD_GPIO_7__UART2_TX_DATA 0x1b098
> + MX6QDL_PAD_GPIO_8__UART2_RX_DATA 0x1b098
> + >;
> + };
> +
> + pinctrl_usbh1: usbh1grp {
> + fsl,pins = <
> + MX6QDL_PAD_EIM_D30__USB_H1_OC 0x1b098
> + >;
> + };
> +
> + pinctrl_usbh1_vbus: usbh1-vbus {
> + fsl,pins = <
> + MX6QDL_PAD_ENET_TXD1__GPIO1_IO29 0x98
> + >;
> + };
> +
> + pinctrl_usbotg: usbotggrp {
> + fsl,pins = <
> + MX6QDL_PAD_ENET_RX_ER__USB_OTG_ID 0x1b098
> + MX6QDL_PAD_EIM_D21__USB_OTG_OC 0x1b098
> + >;
> + };
> +
> + pinctrl_usbotg_vbus: usbotg-vbus {
> + fsl,pins = <
> + MX6QDL_PAD_EIM_D22__GPIO3_IO22 0x98
> + >;
> + };
> +
> + pinctrl_usdhc4: usdhc4grp {
> + fsl,pins = <
> + MX6QDL_PAD_SD4_CMD__SD4_CMD 0x1f069
> + MX6QDL_PAD_SD4_CLK__SD4_CLK 0x10069
> + MX6QDL_PAD_SD4_DAT0__SD4_DATA0 0x17069
> + MX6QDL_PAD_SD4_DAT1__SD4_DATA1 0x17069
> + MX6QDL_PAD_SD4_DAT2__SD4_DATA2 0x17069
> + MX6QDL_PAD_SD4_DAT3__SD4_DATA3 0x17069
> + MX6QDL_PAD_SD4_DAT4__SD4_DATA4 0x17069
> + MX6QDL_PAD_SD4_DAT5__SD4_DATA5 0x17069
> + MX6QDL_PAD_SD4_DAT6__SD4_DATA6 0x17069
> + MX6QDL_PAD_SD4_DAT7__SD4_DATA7 0x17069
> + >;
> + };
> +
> + pinctrl_wdog: wdoggrp {
> + fsl,pins = <
> + MX6QDL_PAD_GPIO_1__WDOG2_B 0x1b0b0
> + >;
> + };
> +};
> +
> +&ipu1_di0_disp0 {
> + remote-endpoint = <&lcd_display_in>;
> +};
> +
> +&pwm1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_pwm1>;
> + status = "disabled";
> +};
> +
> +&uart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart1>;
> + status = "okay";
> +};
> +
> +&uart2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart2>;
> + status = "disabled";
> +};
> +
> +&usbh1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usbh1>;
> + vbus-supply = <&reg_usb_h1_vbus>;
> + over-current-active-low;
> + status = "disabled";
> +};
> +
> +&usbotg {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usbotg>;
> + vbus-supply = <&reg_usb_otg_vbus>;
> + over-current-active-low;
> + srp-disable;
> + hnp-disable;
> + adp-disable;
> + status = "okay";
> +};
> +
> +&usbphy1 {
> + fsl,tx-d-cal = <106>;
> + status = "okay";
> +};
> +
> +&usbphy2 {
> + fsl,tx-d-cal = <109>;
> + status = "disabled";
> +};
> +
> +&usdhc4 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usdhc4>;
> + bus-width = <8>;
> + non-removable;
> + no-1-8-v;
> + keep-power-in-suspend;
> + vmmc-supply = <&sw2_reg>;
> + status = "okay";
> +};
> +
> +&wdog1 {
> + status = "disabled";
> +};
> +
> +&wdog2 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_wdog>;
> + fsl,ext-reset-output;
> + status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/imx6q-yapp4-pegasus.dts b/arch/arm/boot/dts/imx6q-yapp4-pegasus.dts
> new file mode 100644
> index 000000000000..ec6651ba4ba2
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6q-yapp4-pegasus.dts
> @@ -0,0 +1,58 @@
> +// SPDX-License-Identifier: GPL-2.0
> +//
> +// Copyright (C) 2021 Y Soft Corporation, a.s.
> +
> +/dts-v1/;
> +
> +#include "imx6q.dtsi"
> +#include "imx6dl-yapp43-common.dtsi"
> +
> +/ {
> + model = "Y Soft IOTA Pegasus i.MX6Quad board";
> + compatible = "ysoft,imx6q-yapp4-pegasus", "fsl,imx6q";
> +
> + memory@10000000 {
> + device_type = "memory";
> + reg = <0x10000000 0xf0000000>;
> + };
> +};
> +
> +&gpio_oled {
> + status = "okay";
> +};
> +
> +&i2c3 {
> + status = "okay";
> +};
> +
> +&leds {
> + status = "okay";
> +};
> +
> +&oled_1305 {
> + status = "okay";
> +};
> +
> +&oled_1309 {
> + status = "okay";
> +};
> +
> +&reg_pu {
> + regulator-always-on;
> +};
> +
> +&reg_usb_h1_vbus {
> + status = "okay";
> +};
> +
> +&touchkeys {
> + status = "okay";
> +};
> +
> +&usbh1 {
> + status = "okay";
> +};
> +
> +&usbphy2 {
> + status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/imx6qp-yapp4-pegasus-plus.dts b/arch/arm/boot/dts/imx6qp-yapp4-pegasus-plus.dts
> new file mode 100644
> index 000000000000..4a961a33bf2d
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6qp-yapp4-pegasus-plus.dts
> @@ -0,0 +1,58 @@
> +// SPDX-License-Identifier: GPL-2.0
> +//
> +// Copyright (C) 2021 Y Soft Corporation, a.s.
> +
> +/dts-v1/;
> +
> +#include "imx6qp.dtsi"
> +#include "imx6dl-yapp43-common.dtsi"
> +
> +/ {
> + model = "Y Soft IOTA Pegasus+ i.MX6QuadPlus board";
> + compatible = "ysoft,imx6qp-yapp4-pegasus-plus", "fsl,imx6qp";
> +
> + memory@10000000 {
> + device_type = "memory";
> + reg = <0x10000000 0xf0000000>;
> + };
> +};
> +
> +&gpio_oled {
> + status = "okay";
> +};
> +
> +&i2c3 {
> + status = "okay";
> +};
> +
> +&leds {
> + status = "okay";
> +};
> +
> +&oled_1305 {
> + status = "okay";
> +};
> +
> +&oled_1309 {
> + status = "okay";
> +};
> +
> +&reg_pu {
> + regulator-always-on;
> +};
> +
> +&reg_usb_h1_vbus {
> + status = "okay";
> +};
> +
> +&touchkeys {
> + status = "okay";
> +};
> +
> +&usbh1 {
> + status = "okay";
> +};
> +
> +&usbphy2 {
> + status = "okay";
> +};
> --
> 2.25.1
>