Re: [PATCH 2/2] arm64: dts: freescale: add initial device tree for TQMa8MPQL with i.MX8MP

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On 16/06/2022 07:22, Alexander Stein wrote:
> This adds support for TQMa8MPQL module on MBa8MPxL board.
> 
> Signed-off-by: Alexander Stein <alexander.stein@xxxxxxxxxxxxxxx>
> ---
>  arch/arm64/boot/dts/freescale/Makefile        |   1 +
>  .../freescale/imx8mp-tqma8mpql-mba8mpxl.dts   | 689 ++++++++++++++++++
>  .../boot/dts/freescale/imx8mp-tqma8mpql.dtsi  | 284 ++++++++
>  3 files changed, 974 insertions(+)
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
>  create mode 100644 arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql.dtsi
> 
> diff --git a/arch/arm64/boot/dts/freescale/Makefile b/arch/arm64/boot/dts/freescale/Makefile
> index c288bda8aa36..ab8e61d4dd7c 100644
> --- a/arch/arm64/boot/dts/freescale/Makefile
> +++ b/arch/arm64/boot/dts/freescale/Makefile
> @@ -82,6 +82,7 @@ dtb-$(CONFIG_ARCH_MXC) += imx8mn-venice-gw7902.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-evk.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-icore-mx8mp-edimm2.2.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-phyboard-pollux-rdk.dtb
> +dtb-$(CONFIG_ARCH_MXC) += imx8mp-tqma8mpql-mba8mpxl.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-venice-gw74xx.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-verdin-nonwifi-dahlia.dtb
>  dtb-$(CONFIG_ARCH_MXC) += imx8mp-verdin-nonwifi-dev.dtb
> diff --git a/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
> new file mode 100644
> index 000000000000..e9755bd7619c
> --- /dev/null
> +++ b/arch/arm64/boot/dts/freescale/imx8mp-tqma8mpql-mba8mpxl.dts
> @@ -0,0 +1,689 @@
> +// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
> +/*
> + * Copyright 2021-2022 TQ-Systems GmbH
> + * Author: Alexander Stein <alexander.stein@xxxxxxxxxxxx>
> + */
> +
> +/dts-v1/;
> +
> +#include <dt-bindings/net/ti-dp83867.h>
> +#include <dt-bindings/pwm/pwm.h>
> +#include "imx8mp-tqma8mpql.dtsi"
> +
> +/ {
> +	model = "TQ-Systems i.MX8MPlus TQMa8MPxL on MBa8MPxL";
> +	compatible = "tq,imx8mp-tqma8mpql-mba8mpxl", "tq,imx8mp-tqma8mpql", "fsl,imx8mp";
> +
> +	chosen {
> +		stdout-path = &uart4;
> +	};
> +
> +	iio-hwmon {
> +		compatible = "iio-hwmon";
> +		io-channels = <&adc 0>, <&adc 1>;
> +	};
> +
> +	aliases {
> +		mmc0 = &usdhc3;
> +		mmc1 = &usdhc2;
> +		mmc2 = &usdhc1;
> +		rtc0 = &pcf85063;
> +		rtc1 = &snvs_rtc;
> +		spi0 = &flexspi;
> +		spi1 = &ecspi1;
> +		spi2 = &ecspi2;
> +		spi3 = &ecspi3;
> +	};
> +
> +	backlight_lvds: backlight-lvds {
> +		compatible = "pwm-backlight";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_bllvds>;
> +		pwms = <&pwm2 0 5000000 0>;
> +		power-supply = <&reg_vcc_12v0>;
> +		enable-gpios = <&gpio3 19 GPIO_ACTIVE_HIGH>;
> +		status = "disabled";
> +	};
> +
> +	gpio-keys {
> +		compatible = "gpio-keys";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_gpiobutton>;
> +		autorepeat;
> +
> +		switch1 {

swtich-1

> +			label = "S12";
> +			linux,code = <BTN_0>;
> +			gpios = <&gpio5 26 GPIO_ACTIVE_LOW>;
> +		};
> +
> +		switch2 {

switch-2

> +			label = "S13";
> +			linux,code = <BTN_1>;
> +			gpios = <&gpio5 27 GPIO_ACTIVE_LOW>;
> +		};
> +	};
> +
> +	gpio-leds {
> +		compatible = "gpio-leds";
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_gpioled>;
> +
> +		led0 {

led-0

> +			label = "led0";

Your label should be more useful... or just replace it with function and
color.

> +			gpios = <&gpio5 5 GPIO_ACTIVE_HIGH>;
> +			linux,default-trigger = "default-on";
> +		};
> +
> +		led1 {

led-1

> +			label = "led1";
> +			gpios = <&gpio5 4 GPIO_ACTIVE_HIGH>;
> +			linux,default-trigger = "heartbeat";
> +		};
> +
> +		led2 {

led-2

> +			label = "led2";
> +			gpios = <&gpio5 3 GPIO_ACTIVE_HIGH>;
> +		};
> +	};
> +
> +	lvds_panel: display {
> +		pinctrl-names = "default";
> +		pinctrl-0 = <&pinctrl_lvdspanel>;
> +		enable-gpios = <&gpio3 20 GPIO_ACTIVE_HIGH>;
> +		backlight = <&backlight_lvds>;
> +		status = "disabled";

What's this node about? There is no compatible.



Best regards,
Krzysztof



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