From mboxrd@z Thu Jan 1 00:00:00 1970 From: "pankaj.dubey" Subject: Re: ARM: dts: exynos: Add MFC memory banks for Peach boards Date: Wed, 25 May 2016 14:03:08 +0530 Message-ID: <57456344.7020708@samsung.com> References: <1461871311-18344-1-git-send-email-javier@osg.samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Return-path: In-reply-to: <1461871311-18344-1-git-send-email-javier@osg.samsung.com> Sender: linux-kernel-owner@vger.kernel.org To: Javier Martinez Canillas , linux-kernel@vger.kernel.org Cc: Mark Rutland , devicetree@vger.kernel.org, Krzysztof Kozlowski , linux-samsung-soc@vger.kernel.org, Russell King , Pawel Moll , Ian Campbell , Rob Herring , Kukjin Kim , Kumar Gala , linux-arm-kernel@lists.infradead.org List-Id: linux-samsung-soc@vger.kernel.org Hi Javier, On Friday 29 April 2016 12:51 AM, Javier Martinez Canillas wrote: > The MFC nodes with the memory regions reserved for memory allocations > are missing in the Exynos5420 Peach Pit and Exynos5800 Peach Pi DTS. > > This causes the s5p-mfc driver probe to fail with the following error: > > [ 4.140647] s5p_mfc_alloc_memdevs:1072: Failed to declare coherent memory for MFC device > [ 4.216163] s5p-mfc: probe of 11000000.codec failed with error -12 > > Add the missing nodes so the driver probes and the {en,de}coder video > nodes are registered correctly: > > [ 4.096277] s5p-mfc 11000000.codec: decoder registered as /dev/video4 > [ 4.102282] s5p-mfc 11000000.codec: encoder registered as /dev/video5 > > Signed-off-by: Javier Martinez Canillas Just noticed that, current krzk/for-next failed to boot on Exynos5880 based Chromebook device. Git bisect is showing culprit as this patch. When I reverted this patch, its able to boot normally. Is there any missing patches that we need to take on krzk/for-next to boot on Chromebook. Thanks, Pankaj Dubey From mboxrd@z Thu Jan 1 00:00:00 1970 From: pankaj.dubey@samsung.com (pankaj.dubey) Date: Wed, 25 May 2016 14:03:08 +0530 Subject: ARM: dts: exynos: Add MFC memory banks for Peach boards In-Reply-To: <1461871311-18344-1-git-send-email-javier@osg.samsung.com> References: <1461871311-18344-1-git-send-email-javier@osg.samsung.com> Message-ID: <57456344.7020708@samsung.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Hi Javier, On Friday 29 April 2016 12:51 AM, Javier Martinez Canillas wrote: > The MFC nodes with the memory regions reserved for memory allocations > are missing in the Exynos5420 Peach Pit and Exynos5800 Peach Pi DTS. > > This causes the s5p-mfc driver probe to fail with the following error: > > [ 4.140647] s5p_mfc_alloc_memdevs:1072: Failed to declare coherent memory for MFC device > [ 4.216163] s5p-mfc: probe of 11000000.codec failed with error -12 > > Add the missing nodes so the driver probes and the {en,de}coder video > nodes are registered correctly: > > [ 4.096277] s5p-mfc 11000000.codec: decoder registered as /dev/video4 > [ 4.102282] s5p-mfc 11000000.codec: encoder registered as /dev/video5 > > Signed-off-by: Javier Martinez Canillas Just noticed that, current krzk/for-next failed to boot on Exynos5880 based Chromebook device. Git bisect is showing culprit as this patch. When I reverted this patch, its able to boot normally. Is there any missing patches that we need to take on krzk/for-next to boot on Chromebook. Thanks, Pankaj Dubey