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Re: [PATCH 3/4] usb: musb: da8xx: Add DT support for the DA8xx driver

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Hello.

On 10/25/2016 05:39 PM, Alexandre Bailon wrote:

> From: Petr Kulhavy <petr@barix.com>
>
> This adds DT support for TI DA8xx/OMAP-L1x/AM17xx/AM18xx MUSB driver
>
> Signed-off-by: Petr Kulhavy <petr@barix.com>
> Signed-off-by: Alexandre Bailon <abailon@baylibre.com>
> ---
>  drivers/usb/musb/da8xx.c | 76 ++++++++++++++++++++++++++++++++++++++++++------
>  1 file changed, 67 insertions(+), 9 deletions(-)
>
> diff --git a/drivers/usb/musb/da8xx.c b/drivers/usb/musb/da8xx.c
> index 210b7e4..d465087 100644
> --- a/drivers/usb/musb/da8xx.c
> +++ b/drivers/usb/musb/da8xx.c
> @@ -6,6 +6,9 @@
>   * Based on the DaVinci "glue layer" code.
>   * Copyright (C) 2005-2006 by Texas Instruments
>   *
> + * DT support
> + * Copyright (c) 2016 Petr Kulhavy <petr@barix.com>
> + *
>   * This file is part of the Inventra Controller Driver for Linux.
>   *
>   * The Inventra Controller Driver for Linux is free software; you
[...]
> @@ -499,15 +537,21 @@ static int da8xx_probe(struct platform_device *pdev)
>  	memset(musb_resources, 0x00, sizeof(*musb_resources) *
>  			ARRAY_SIZE(musb_resources));
>
> -	musb_resources[0].name = pdev->resource[0].name;
> -	musb_resources[0].start = pdev->resource[0].start;
> -	musb_resources[0].end = pdev->resource[0].end;
> -	musb_resources[0].flags = pdev->resource[0].flags;
> +	res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> +	if (!res) {
> +		dev_err(&pdev->dev, "failed to get memory.\n");
> +		ret = -EINVAL;
> +		goto err_unregister_usb_phy;
> +	}
> +	musb_resources[0] = *res;

    What does this change have to do with the DT conversion?

>
> -	musb_resources[1].name = pdev->resource[1].name;
> -	musb_resources[1].start = pdev->resource[1].start;
> -	musb_resources[1].end = pdev->resource[1].end;
> -	musb_resources[1].flags = pdev->resource[1].flags;
> +	res = platform_get_resource(pdev, IORESOURCE_IRQ, 0);
> +	if (!res) {
> +		dev_err(&pdev->dev, "failed to get irq.\n");
> +		ret = -EINVAL;
> +		goto err_unregister_usb_phy;
> +	}
> +	musb_resources[1] = *res;

    And this?
    I'm also concerned that you'd copy the resource linkage fields which the 
existing code avoids...

[...]

MBR, Sergei

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[PATCH 0/4] Add DT support for DA8xx Alexandre Bailon <abailon@baylibre.com> - 2016-10-25 16:40 +0200
  [PATCH 4/4] ARM: dts: da850: Add the usb otg device node Alexandre Bailon <abailon@baylibre.com> - 2016-10-25 16:50 +0200
    Re: [PATCH 4/4] ARM: dts: da850: Add the usb otg device node David Lechner <david@lechnology.com> - 2016-10-25 21:40 +0200
  [PATCH 2/4] usb: musb: core: added helper function for parsing DT Alexandre Bailon <abailon@baylibre.com> - 2016-10-25 16:50 +0200
  [PATCH 1/4] dt/bindings: Add binding for the DA8xx MUSB driver Alexandre Bailon <abailon@baylibre.com> - 2016-10-25 16:50 +0200
  [PATCH 3/4] usb: musb: da8xx: Add DT support for the DA8xx driver Alexandre Bailon <abailon@baylibre.com> - 2016-10-25 16:50 +0200
    Re: [PATCH 3/4] usb: musb: da8xx: Add DT support for the DA8xx driver Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> - 2016-10-25 19:40 +0200
      Re: [PATCH 3/4] usb: musb: da8xx: Add DT support for the DA8xx driver Alexandre Bailon <abailon@baylibre.com> - 2016-10-26 11:40 +0200

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