From patchwork Mon May 7 12:44:52 2018 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Paul Kocialkowski X-Patchwork-Id: 10384041 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 D156B60318 for ; Mon, 7 May 2018 12:49:14 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id D53E628A57 for ; Mon, 7 May 2018 12:49:14 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id C922B28AE3; Mon, 7 May 2018 12:49:14 +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 885A528A57 for ; Mon, 7 May 2018 12:49:14 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1752561AbeEGMsB (ORCPT ); Mon, 7 May 2018 08:48:01 -0400 Received: from mail.bootlin.com ([62.4.15.54]:50861 "EHLO mail.bootlin.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752376AbeEGMrg (ORCPT ); Mon, 7 May 2018 08:47:36 -0400 Received: by mail.bootlin.com (Postfix, from userid 110) id C874320737; Mon, 7 May 2018 14:47:32 +0200 (CEST) Received: from localhost.localdomain (LStLambert-657-1-97-87.w90-63.abo.wanadoo.fr [90.63.216.87]) by mail.bootlin.com (Postfix) with ESMTPSA id 06C0F2072C; Mon, 7 May 2018 14:47:32 +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 , Greg Kroah-Hartman , "David S . Miller" , Andrew Morton , Linus Walleij , Randy Dunlap , Hans Verkuil , Arnd Bergmann , Stanimir Varbanov , Sakari Ailus , Philipp Zabel , Ramesh Shanmugasundaram , Yannick Fertre , Thomas Gleixner , Hugues Fruchet , Alexandre Courbot , Florent Revest , Tomasz Figa , Ricardo Ribalda Delgado , Smitha T Murthy , Andy Shevchenko , Sylwester Nawrocki , Randy Li Subject: [PATCH v3 06/14] ARM: sun7i-a20: Add support for the C1 SRAM region with the SRAM controller Date: Mon, 7 May 2018 14:44:52 +0200 Message-Id: <20180507124500.20434-7-paul.kocialkowski@bootlin.com> X-Mailer: git-send-email 2.16.3 In-Reply-To: <20180507124500.20434-1-paul.kocialkowski@bootlin.com> References: <20180507124500.20434-1-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 b179e05408e4..9bb6c35fb850 100644 --- a/arch/arm/boot/dts/sun7i-a20.dtsi +++ b/arch/arm/boot/dts/sun7i-a20.dtsi @@ -273,6 +273,20 @@ status = "disabled"; }; }; + + sram_c: sram@1d00000 { + compatible = "mmio-sram"; + reg = <0x01d00000 0xd00000>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0 0x01d00000 0xd00000>; + + ve_sram: sram-section@0 { + compatible = "allwinner,sun7i-a20-sram-c1", + "allwinner,sun4i-a10-sram-c1"; + reg = <0x000000 0x80000>; + }; + }; }; nmi_intc: interrupt-controller@1c00030 {