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Message-ID: <20190110120758.bz63neey5ztepw4m@earth.universe>
Date:   Thu, 10 Jan 2019 13:07:58 +0100
From:   Sebastian Reichel <sre@...nel.org>
To:     Tony Lindgren <tony@...mide.com>
Cc:     Vignesh R <vigneshr@...com>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Rob Herring <robh+dt@...nel.org>, Jiri Slaby <jslaby@...e.com>,
        Lokesh Vutla <lokeshvutla@...com>,
        linux-serial@...r.kernel.org, linux-omap@...r.kernel.org,
        devicetree@...r.kernel.org, linux-kernel@...r.kernel.org
Subject: Re: [PATCH 1/3] serial: 8250_omap: Drop check for of_node

Hi,

On Wed, Jan 09, 2019 at 01:44:03PM -0800, Tony Lindgren wrote:
> * Vignesh R <vigneshr@...com> [190109 09:11]:
> > 8250_omap is DT only driver so dev->of_node always exists. Drop check
> > for existence of valid dev->of_node to simplify omap8250_probe().
> 
> That part seems safe to me now.
> 
> > --- a/drivers/tty/serial/8250/8250_omap.c
> > +++ b/drivers/tty/serial/8250/8250_omap.c
> ...
> > -		const struct of_device_id *id;
> > -
> > -		ret = of_alias_get_id(pdev->dev.of_node, "serial");
> > -
> > -		of_property_read_u32(pdev->dev.of_node, "clock-frequency",
> > -				     &up.port.uartclk);
> > -		priv->wakeirq = irq_of_parse_and_map(pdev->dev.of_node, 1);
> > -
> > -		id = of_match_device(of_match_ptr(omap8250_dt_ids), &pdev->dev);
> > -		if (id && id->data)
> > -			priv->habit |= *(u8 *)id->data;
> 
> But this part it seems we still need to keep around
> as we still have lots of clock-frequency references
> in the *.dtsi files. Or am I missing something?

It's re-added a couple of lines later. Only the indent was removed.

-- Sebastian

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