From mboxrd@z Thu Jan 1 00:00:00 1970 From: Tony Lindgren Subject: Re: [PATCH 1/3] serial: 8250_omap: Drop check for of_node Date: Thu, 10 Jan 2019 07:27:05 -0800 Message-ID: <20190110152705.GX5544@atomide.com> References: <20190109091206.25759-1-vigneshr@ti.com> <20190109091206.25759-2-vigneshr@ti.com> <20190109214403.GW5544@atomide.com> <20190110120758.bz63neey5ztepw4m@earth.universe> Mime-Version: 1.0 Content-Type: text/plain; charset=us-ascii Return-path: Content-Disposition: inline In-Reply-To: Sender: linux-kernel-owner@vger.kernel.org To: Vignesh R Cc: Sebastian Reichel , Greg Kroah-Hartman , Rob Herring , Jiri Slaby , Lokesh Vutla , linux-serial@vger.kernel.org, linux-omap@vger.kernel.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org List-Id: devicetree@vger.kernel.org * Vignesh R [190110 13:24]: > > On 10-Jan-19 5:37 PM, Sebastian Reichel wrote: > > Hi, > > > > On Wed, Jan 09, 2019 at 01:44:03PM -0800, Tony Lindgren wrote: > >> * Vignesh R [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. > > > > That's right. You beat me to it. Thanks :) Oh right, sorry I missed that :) Regards, Tony