linux-kernel - Re: [PATCH 1/8] ARM: dts: imx7d-sbc-iot: add initial iot gateway dts

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Date:   Fri, 1 Dec 2017 18:10:15 -0200
From:   Fabio Estevam <festevam@...il.com>
To:     tyler@...nsourcefoundries.com
Cc:     Shawn Guo <shawnguo@...nel.org>,
        Fabio Estevam <fabio.estevam@....com>,
        Sascha Hauer <kernel@...gutronix.de>,
        "robh+dt@...nel.org" <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        linux-kernel <linux-kernel@...r.kernel.org>,
        Ilya Ledvich <ilya@...pulab.co.il>
Subject: Re: [PATCH 1/8] ARM: dts: imx7d-sbc-iot: add initial iot gateway dts

On Thu, Nov 30, 2017 at 6:14 PM,  <tyler@...nsourcefoundries.com> wrote:

> +&ecspi3 {
> +       fsl,spi-num-chipselects = <1>;

Please remove this property. It is no longer used.


> +       dvicape@39 {
> +               compatible = "sil164_simple";

This compatible string does not exist.



> +&lcdif {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_lcdif_dat
> +                    &pinctrl_lcdif_ctrl>;
> +       display = <&display0>;
> +       status = "okay";
> +
> +       display0: display {
> +               bits-per-pixel = <24>;
> +               bus-width = <24>;
> +
> +               display-timings {
> +                       native-mode = <&timing0>;
> +                       timing0: dvi {
> +                               /* 1024x768p60 */
> +                               clock-frequency = <65000000>;
> +                               hactive = <1024>;
> +                               hfront-porch = <40>;
> +                               hback-porch = <220>;
> +                               hsync-len = <60>;
> +                               vactive = <768>;
> +                               vfront-porch = <7>;
> +                               vback-porch = <21>;
> +                               vsync-len = <10>;
> +
> +                               hsync-active = <0>;
> +                               vsync-active = <0>;
> +                               de-active = <1>;
> +                               pixelclk-active = <0>;

Which panel is this? Could you use a simple panel driver compatible
string instead?


> +                       };
> +               };
> +       };
> +};
> +
> +&uart2 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_uart2>;
> +       assigned-clocks = <&clks IMX7D_UART2_ROOT_SRC>;
> +       assigned-clock-parents = <&clks IMX7D_OSC_24M_CLK>;
> +       fsl,uart-has-rtscts;

Please use 'uart-has-rtscts' instead.

> +       status = "okay";
> +};
> +
> +&uart5 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_uart5>;
> +       assigned-clocks = <&clks IMX7D_UART5_ROOT_SRC>;
> +       assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>;
> +       fsl,uart-has-rtscts;

Ditto.

> +       status = "okay";
> +};
> +
> +&uart7 {
> +       pinctrl-names = "default";
> +       pinctrl-0 = <&pinctrl_uart7>;
> +       assigned-clocks = <&clks IMX7D_UART7_ROOT_SRC>;
> +       assigned-clock-parents = <&clks IMX7D_PLL_SYS_MAIN_240M_CLK>;
> +       fsl,uart-has-rtscts;

Ditto