From patchwork Mon Apr 15 18:05:10 2019 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Krzysztof Kozlowski X-Patchwork-Id: 10901331 Return-Path: Received: from mail.wl.linuxfoundation.org (pdx-wl-mail.web.codeaurora.org [172.30.200.125]) by pdx-korg-patchwork-2.web.codeaurora.org (Postfix) with ESMTP id 660231515 for ; Mon, 15 Apr 2019 18:05:39 +0000 (UTC) Received: from mail.wl.linuxfoundation.org (localhost [127.0.0.1]) by mail.wl.linuxfoundation.org (Postfix) with ESMTP id 4F98328553 for ; Mon, 15 Apr 2019 18:05:39 +0000 (UTC) Received: by mail.wl.linuxfoundation.org (Postfix, from userid 486) id 4195B28591; Mon, 15 Apr 2019 18:05:39 +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=-8.0 required=2.0 tests=BAYES_00,DKIM_SIGNED, DKIM_VALID,DKIM_VALID_AU,MAILING_LIST_MULTI,RCVD_IN_DNSWL_HI autolearn=ham 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 E2DE728553 for ; Mon, 15 Apr 2019 18:05:38 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727920AbfDOSFe (ORCPT ); Mon, 15 Apr 2019 14:05:34 -0400 Received: from mail.kernel.org ([198.145.29.99]:57712 "EHLO mail.kernel.org" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1727815AbfDOSFd (ORCPT ); Mon, 15 Apr 2019 14:05:33 -0400 Received: from localhost.localdomain (unknown [194.230.158.135]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by mail.kernel.org (Postfix) with ESMTPSA id 72A2D218EA; Mon, 15 Apr 2019 18:05:29 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=kernel.org; s=default; t=1555351533; bh=p+Gju4b5ddGOUIklS8hfpl4DdMRX+ORMuDAcQokaDNQ=; h=From:To:Subject:Date:In-Reply-To:References:From; b=ghY9Zy5d7SwrzV4WiRejfX/MOsXSVIYHpWTMwl1e8MfYpWV0vSbX3vtSD2eVGwTsn Xc4D4y97gCBgxm9ThhD7F/xa5l3lU3egVYkQPfoY6dusEMs2onVxcNgkJVkjD+Mv+k UmmpCM/TU5WqIA9wkM9fSGjo5rAh/jVjejXbBw2g= From: Krzysztof Kozlowski To: Rob Herring , Mark Rutland , Kukjin Kim , Krzysztof Kozlowski , Marek Szyprowski , Bartlomiej Zolnierkiewicz , Sylwester Nawrocki , Chanwoo Choi , Andrzej Hajda , devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-samsung-soc@vger.kernel.org, linux-kernel@vger.kernel.org Subject: [RFT 4/4] ARM: dts: exynos: Properly override node to use MDMA0 on Universal C210 Date: Mon, 15 Apr 2019 20:05:10 +0200 Message-Id: <20190415180510.6044-4-krzk@kernel.org> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20190415180510.6044-1-krzk@kernel.org> References: <20190415180510.6044-1-krzk@kernel.org> Sender: linux-samsung-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-samsung-soc@vger.kernel.org X-Virus-Scanned: ClamAV using ClamSMTP The Universal C210 (Exynos4210) uses the secure interface of MDMA0, instead of regular one - non-secure MDMA1. DTS was overriding MDMA1 node address which caused DTC W=1 warning: arch/arm/boot/dts/exynos4.dtsi:707.25-716.6: Warning (simple_bus_reg): /soc/amba/mdma@12850000: simple-bus unit address format error, expected "12840000" Signed-off-by: Krzysztof Kozlowski --- arch/arm/boot/dts/exynos4.dtsi | 2 +- arch/arm/boot/dts/exynos4210-universal_c210.dts | 17 ++++++++++++++++- 2 files changed, 17 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/exynos4.dtsi b/arch/arm/boot/dts/exynos4.dtsi index 1c21627e3c3c..36ccf227434d 100644 --- a/arch/arm/boot/dts/exynos4.dtsi +++ b/arch/arm/boot/dts/exynos4.dtsi @@ -675,7 +675,7 @@ status = "disabled"; }; - amba { + amba: amba { #address-cells = <1>; #size-cells = <1>; compatible = "simple-bus"; diff --git a/arch/arm/boot/dts/exynos4210-universal_c210.dts b/arch/arm/boot/dts/exynos4210-universal_c210.dts index 07d64a8f82e3..bf092e97e14f 100644 --- a/arch/arm/boot/dts/exynos4210-universal_c210.dts +++ b/arch/arm/boot/dts/exynos4210-universal_c210.dts @@ -177,6 +177,20 @@ }; }; +&amba { + mdma0: mdma@12840000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0x12840000 0x1000>; + interrupts = ; + clocks = <&clock CLK_MDMA>; + clock-names = "apb_pclk"; + #dma-cells = <1>; + #dma-channels = <8>; + #dma-requests = <1>; + power-domains = <&pd_lcd0>; + }; +}; + &camera { status = "okay"; @@ -491,7 +505,8 @@ }; &mdma1 { - reg = <0x12840000 0x1000>; + /* Use the secure mdma0 */ + status = "disabled"; }; &mixer {