From mboxrd@z Thu Jan 1 00:00:00 1970 From: Krzysztof Kozlowski Subject: Re: [PATCH v2 03/22] drm/exynos: gsc: add device tree support and remove usage of static mappings Date: Thu, 10 Dec 2015 15:55:05 +0900 Message-ID: <566921C9.7020308@samsung.com> References: <1448891617-18830-1-git-send-email-m.szyprowski@samsung.com> <1448891617-18830-4-git-send-email-m.szyprowski@samsung.com> <56692049.9050709@samsung.com> Mime-Version: 1.0 Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: QUOTED-PRINTABLE Return-path: Received: from mailout1.w1.samsung.com ([210.118.77.11]:30507 "EHLO mailout1.w1.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753069AbbLJGzP (ORCPT ); Thu, 10 Dec 2015 01:55:15 -0500 Received: from eucpsbgm2.samsung.com (unknown [203.254.199.245]) by mailout1.w1.samsung.com (Oracle Communications Messaging Server 7.0.5.31.0 64bit (built May 5 2014)) with ESMTP id <0NZ400CEWR801S70@mailout1.w1.samsung.com> for linux-samsung-soc@vger.kernel.org; Thu, 10 Dec 2015 06:55:12 +0000 (GMT) In-reply-to: <56692049.9050709@samsung.com> Sender: linux-samsung-soc-owner@vger.kernel.org List-Id: linux-samsung-soc@vger.kernel.org To: Inki Dae , Marek Szyprowski , dri-devel@lists.freedesktop.org, linux-samsung-soc@vger.kernel.org Cc: Joonyoung Shim , Seung-Woo Kim , Andrzej Hajda , Bartlomiej Zolnierkiewicz , Tobias Jakobi , Gustavo Padovan , Javier Martinez Canillas , Kukjin Kim On 10.12.2015 15:48, Inki Dae wrote: > CCing Mr. Kukjin and Krzysztof >=20 >=20 > Hi Kukjin and Krzysztof, >=20 > Below patch includes dt binding about gsc device but it'd be nice thi= s patch to exynos drm tree with others. > So could you give me Acked-by so that I can merge it to exynos drm tr= ee? >=20 > Thanks, > Inki Dae >=20 > 2015=EB=85=84 11=EC=9B=94 30=EC=9D=BC 22:53=EC=97=90 Marek Szyprowski= =EC=9D=B4(=EA=B0=80) =EC=93=B4 =EA=B8=80: >> From: Seung-Woo Kim >> >> This patch adds device tree support for exynos_drm_gsc. This patch >> also fixed build issue on non-Exynos platforms, thus dependency on >> !ARCH_MULTIPLATFORM can be now removed. The driver cannot be used >> simultaneously with V4L2 Mem2Mem GScaller driver thought. >> >> Signed-off-by: Seung-Woo Kim >> [updated commit message, removed the need for wb-lcd property, becau= se >> all gscallers have support for lcd writeback, replaced dependency on >> !ARCH_MULTIPLATFORM with !VIDEO_SAMSUNG_EXYNOS_GSC] >> Signed-off-by: Marek Szyprowski >> --- >> .../devicetree/bindings/media/exynos5-gsc.txt | 4 +++ >> drivers/gpu/drm/exynos/Kconfig | 2 +- >> drivers/gpu/drm/exynos/exynos_drm_gsc.c | 30 +++++++++++= ++++++++--- >> drivers/gpu/drm/exynos/regs-gsc.h | 4 +-- >> 4 files changed, 33 insertions(+), 7 deletions(-) >> >> diff --git a/Documentation/devicetree/bindings/media/exynos5-gsc.txt= b/Documentation/devicetree/bindings/media/exynos5-gsc.txt >> index 0604d42f38d1..5fe9372abb37 100644 >> --- a/Documentation/devicetree/bindings/media/exynos5-gsc.txt >> +++ b/Documentation/devicetree/bindings/media/exynos5-gsc.txt >> @@ -7,6 +7,10 @@ Required properties: >> - reg: should contain G-Scaler physical address location and length= =2E >> - interrupts: should contain G-Scaler interrupt number >> =20 >> +Optional properties: >> +- samsung,sysreg: handle to syscon used to control the system regis= ters to >> + set writeback input and destination >> + >> Example: >> =20 >> gsc_0: gsc@0x13e00000 { Acked-by: Krzysztof Kozlowski Best regards, Krzysztof