From mboxrd@z Thu Jan 1 00:00:00 1970 From: Uwe =?iso-8859-1?Q?Kleine-K=F6nig?= Subject: Re: arm qemu test failures due to 'driver-core: platform: probe of-devices only using list of compatibles' Date: Mon, 15 Feb 2016 09:17:50 +0100 Message-ID: <20160215081750.GD12289@pengutronix.de> References: <20160214165010.GA3189@roeck-us.net> <20160214195501.GA12289@pengutronix.de> <20160214200755.GB10826@n2100.arm.linux.org.uk> Mime-Version: 1.0 Content-Type: text/plain; charset=iso-8859-1 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from metis.ext.4.pengutronix.de ([92.198.50.35]:54942 "EHLO metis.ext.4.pengutronix.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752058AbcBOISP (ORCPT ); Mon, 15 Feb 2016 03:18:15 -0500 Content-Disposition: inline In-Reply-To: <20160214200755.GB10826@n2100.arm.linux.org.uk> Sender: linux-next-owner@vger.kernel.org List-ID: To: Russell King - ARM Linux Cc: linux-arm-kernel@lists.infradead.org, Greg Kroah-Hartman , linux-next@vger.kernel.org, linux-kernel@vger.kernel.org, Guenter Roeck Hello Russell, On Sun, Feb 14, 2016 at 08:07:55PM +0000, Russell King - ARM Linux wrot= e: > On Sun, Feb 14, 2016 at 08:55:01PM +0100, Uwe Kleine-K=F6nig wrote: > > So the unexpected abnormality here is that even though this device = is > > instantiated by dt, the driver doesn't provide any compatibles. > > Either my expectation is wrong, then 67d02a1bbb33455 should be reve= rted >=20 > Your expectation is wrong. AMBA primecell devices have hardware IDs > and are matched to their drivers by those IDs. Just like PCI. pci devices don't appear in dt, do they? I don't see the connection between amba devices and platform devices, see my other mail in this thread for some more details. Best regards Uwe --=20 Pengutronix e.K. | Uwe Kleine-K=F6nig = | Industrial Linux Solutions | http://www.pengutronix.de/= |