From patchwork Tue Jul 10 08:01:04 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Kocialkowski X-Patchwork-Id: 10516379 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork.web.codeaurora.org (Postfix) with ESMTP id 6C6FB603D7 for ; Tue, 10 Jul 2018 08:09:45 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 5CC3528C4E for ; Tue, 10 Jul 2018 08:09:45 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4EB7428C53; Tue, 10 Jul 2018 08:09:45 +0000 (UTC) X-Spam-Checker-Version: SpamAssassin 3.3.1 (2010-03-16) on pdx-wl-mail.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.9 required=2.0 tests=BAYES_00, MAILING_LIST_MULTI, RCVD_IN_DNSWL_HI autolearn=unavailable version=3.3.1 Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id F374928C4E for ; Tue, 10 Jul 2018 08:09:44 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933326AbeGJII4 (ORCPT ); Tue, 10 Jul 2018 04:08:56 -0400 Received: from mail.bootlin.com ([62.4.15.54]:53011 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S933023AbeGJICK (ORCPT ); Tue, 10 Jul 2018 04:02:10 -0400 Received: by mail.bootlin.com (Postfix, from userid 110) id 36F3920A0F; Tue, 10 Jul 2018 10:02:09 +0200 (CEST) Received: from localhost.localdomain (AAubervilliers-681-1-12-56.w90-88.abo.wanadoo.fr [90.88.133.56]) by mail.bootlin.com (Postfix) with ESMTPSA id D611F2079F; Tue, 10 Jul 2018 10:01:57 +0200 (CEST) From: Paul Kocialkowski To: linux-media@vger.kernel.org, devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org Cc: Mauro Carvalho Chehab , Rob Herring , Mark Rutland , Maxime Ripard , Chen-Yu Tsai , Paul Kocialkowski , Marco Franchi , Icenowy Zheng , Hans Verkuil , Keiichi Watanabe , Jonathan Corbet , Smitha T Murthy , Tom Saeger , Andrzej Hajda , "David S . Miller" , Greg Kroah-Hartman , Andrew Morton , Randy Dunlap , Arnd Bergmann , Geert Uytterhoeven , Laurent Pinchart , Jacob Chen , Neil Armstrong , Benoit Parrot , Todor Tomov , Alexandre Courbot , Sakari Ailus , Andy Shevchenko , Pawel Osciak , Ricardo Ribalda Delgado , Hans de Goede , Sami Tolvanen , =?UTF-8?q?Niklas=20S=C3=B6derlund?= , linux-sunxi@googlegroups.com, Thomas Petazzoni , Hugues Fruchet , Randy Li Subject: [PATCH v5 12/22] ARM: sun7i-a20: Add support for the C1 SRAM region with the SRAM controller Date: Tue, 10 Jul 2018 10:01:04 +0200 Message-Id: <20180710080114.31469-13-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20180710080114.31469-1-paul.kocialkowski@bootlin.com> References: <20180710080114.31469-1-paul.kocialkowski@bootlin.com> Sender: linux-media-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-media@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP From: Maxime Ripard This adds support for the C1 SRAM region (to be used with the SRAM controller driver) for the A20 platform. The region is shared between the Video Engine and the CPU. Signed-off-by: Maxime Ripard Signed-off-by: Paul Kocialkowski --- arch/arm/boot/dts/sun7i-a20.dtsi | 14 ++++++++++++++ 1 file changed, 14 insertions(+) diff --git a/arch/arm/boot/dts/sun7i-a20.dtsi b/arch/arm/boot/dts/sun7i-a20.dtsi index 59abb623b249..38999d791cb5 100644 --- a/arch/arm/boot/dts/sun7i-a20.dtsi +++ b/arch/arm/boot/dts/sun7i-a20.dtsi @@ -276,6 +276,20 @@ status = "disabled"; }; }; + + sram_c: sram@1d00000 { + compatible = "mmio-sram"; + reg = <0x01d00000 0x80000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x01d00000 0x80000>; + + ve_sram: sram-section@0 { + compatible = "allwinner,sun7i-a20-sram-c1", + "allwinner,sun4i-a10-sram-c1"; + reg = <0x000000 0x80000>; + }; + }; }; nmi_intc: interrupt-controller@1c00030 {