linux-kernel - Re: [PATCH v2 2/2] ARM: dts: imx6ull: add MYiR MYS-6ULX SBC

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Date:   Tue, 9 Jun 2020 16:45:50 -0600
From:   Rob Herring <robh@...nel.org>
To:     Parthiban Nallathambi <parthiban@...umiz.com>
Cc:     m.felsch@...gutronix.de, shawnguo@...nel.org,
        s.hauer@...gutronix.de, kernel@...gutronix.de, festevam@...il.com,
        linux-imx@....com, devicetree@...r.kernel.org,
        linux-kernel@...r.kernel.org, linux-arm-kernel@...ts.infradead.org
Subject: Re: [PATCH v2 2/2] ARM: dts: imx6ull: add MYiR MYS-6ULX SBC

On Mon, Jun 01, 2020 at 04:58:57PM +0200, Parthiban Nallathambi wrote:
> Add support for the MYiR imx6ULL based single board computer
> equipped with on board 256MB NAND & RAM. The board also
> provides expansion header for expansion board, but this
> commit adds only support for SBC.
> 
> Signed-off-by: Parthiban Nallathambi <parthiban@...umiz.com>
> ---
> 
> Notes:
>     Changelog v2:
>     - moved regulator under root node
>     - status property removed
> 
>  arch/arm/boot/dts/Makefile                    |   1 +
>  .../boot/dts/imx6ull-myir-mys-6ulx-nand.dts   |  19 ++
>  arch/arm/boot/dts/imx6ull-myir-mys-6ulx.dtsi  | 238 ++++++++++++++++++
>  3 files changed, 258 insertions(+)
>  create mode 100644 arch/arm/boot/dts/imx6ull-myir-mys-6ulx-nand.dts
>  create mode 100644 arch/arm/boot/dts/imx6ull-myir-mys-6ulx.dtsi
> 
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index e8dd99201397..eab86051d782 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -612,6 +612,7 @@ dtb-$(CONFIG_SOC_IMX6UL) += \
>  	imx6ull-14x14-evk.dtb \
>  	imx6ull-colibri-eval-v3.dtb \
>  	imx6ull-colibri-wifi-eval-v3.dtb \
> +	imx6ull-myir-mys-6ulx-nand.dtb \
>  	imx6ull-opos6uldev.dtb \
>  	imx6ull-phytec-segin-ff-rdk-nand.dtb \
>  	imx6ull-phytec-segin-ff-rdk-emmc.dtb \
> diff --git a/arch/arm/boot/dts/imx6ull-myir-mys-6ulx-nand.dts b/arch/arm/boot/dts/imx6ull-myir-mys-6ulx-nand.dts
> new file mode 100644
> index 000000000000..43e072671ca4
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6ull-myir-mys-6ulx-nand.dts
> @@ -0,0 +1,19 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2020 Linumiz
> + * Author: Parthiban Nallathambi <parthiban@...umiz.com>
> + */
> +
> +/dts-v1/;
> +#include "imx6ull.dtsi"
> +#include "imx6ull-myir-mys-6ulx.dtsi"
> +
> +/ {
> +	model = "MYiR i.MX6ULL MYS-6ULX Single Board Computer with NAND";
> +	compatible = "myir,imx6ull-mys-6ulx-nand", "myir,imx6ull-mys-6ulx",
> +		     "fsl,imx6ull";

Doesn't match the schema which says you have either 
"myir,imx6ull-mys-6ulx-nand" or "myir,imx6ull-mys-6ulx".

You ran this against 'make dtbs_check', right?


> +};
> +
> +&gpmi {
> +	status = "okay";
> +};
> diff --git a/arch/arm/boot/dts/imx6ull-myir-mys-6ulx.dtsi b/arch/arm/boot/dts/imx6ull-myir-mys-6ulx.dtsi
> new file mode 100644
> index 000000000000..03365a1ca8e6
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6ull-myir-mys-6ulx.dtsi

If w/o nand is a valid board config, don't you want to build this (i.e. 
make it a .dts)?

> @@ -0,0 +1,238 @@
> +// SPDX-License-Identifier: GPL-2.0
> +/*
> + * Copyright (C) 2020 Linumiz
> + * Author: Parthiban Nallathambi <parthiban@...umiz.com>
> + */
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/interrupt-controller/irq.h>
> +#include <dt-bindings/pwm/pwm.h>