From patchwork Wed Nov 24 21:29:14 2021 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: "H. Nikolaus Schaller" X-Patchwork-Id: 12637887 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org Received: from gabe.freedesktop.org (gabe.freedesktop.org [131.252.210.177]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.lore.kernel.org (Postfix) with ESMTPS id 471C2C433F5 for ; Wed, 24 Nov 2021 21:29:50 +0000 (UTC) Received: from gabe.freedesktop.org (localhost [127.0.0.1]) by gabe.freedesktop.org (Postfix) with ESMTP id 3023D6ECFD; Wed, 24 Nov 2021 21:29:49 +0000 (UTC) Received: from mo4-p04-ob.smtp.rzone.de (mo4-p04-ob.smtp.rzone.de [85.215.255.120]) by gabe.freedesktop.org (Postfix) with ESMTPS id 9A4866ECE8 for ; Wed, 24 Nov 2021 21:29:23 +0000 (UTC) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; t=1637789361; s=strato-dkim-0002; d=goldelico.com; h=References:In-Reply-To:Message-Id:Date:Subject:Cc:To:From:Cc:Date: From:Subject:Sender; bh=15Nkk1H/19ZCPCTvtDzkEK7DIJe2pfI1c9+1syWWzcY=; b=qx+OsfjGXm9wq0EEFYO7n3+DTsM2kaSa1lhlvONQmCL0REFCCF6KWClVl1IISy0rcp EJM9P00izC7yjTjuG1Jrtj94pNCeojPV7Oi9P0nOWbOnu4yx9Lt5xQKW1GO+Bwax9Jmx WYOCaC8GL2SR2vUH2jvdgZScXBxzN6wanrB3YqlNK3Vs4gYipurZODi5ehsPCpmnlERb f4dfEwqW1dugw4DiuH/NRmek5Lk0URdwMn5DM8L/EXPrwnovzwMErv9bSwbtyz6w+GoU 7uLtmX/Kk8YUskjynM3Q9egA/HQN4IA0lzBytEhep0D2DyNcAR04bp6l3IyeDvOwFZnj /U5g== Authentication-Results: strato.com; dkim=none X-RZG-AUTH: ":JGIXVUS7cutRB/49FwqZ7WcJeFKiMhflhwDubTJ9o1KHeBQyh+ITDDRsZQ==" X-RZG-CLASS-ID: mo00 Received: from iMac.fritz.box by smtp.strato.de (RZmta 47.34.10 DYNA|AUTH) with ESMTPSA id e05ed8xAOLTL5Ay (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256 bits)) (Client did not present a certificate); Wed, 24 Nov 2021 22:29:21 +0100 (CET) From: "H. Nikolaus Schaller" To: Paul Cercueil , Rob Herring , Mark Rutland , Thomas Bogendoerfer , "H. Nikolaus Schaller" , Geert Uytterhoeven , Kees Cook , "Eric W. Biederman" , Miquel Raynal , David Airlie , Daniel Vetter , Neil Armstrong , Robert Foss , Laurent Pinchart , Jernej Skrabec , Ezequiel Garcia , Harry Wentland , Sam Ravnborg , Maxime Ripard , Hans Verkuil , Liam Girdwood , Mark Brown , Paul Boddie Subject: [PATCH v9 8/8] [RFC] MIPS: DTS: Ingenic: adjust register size to available registers Date: Wed, 24 Nov 2021 22:29:14 +0100 Message-Id: <3bad52da49844bbfbede41c5f7d984ba9502a358.1637789354.git.hns@goldelico.com> X-Mailer: git-send-email 2.33.0 In-Reply-To: References: MIME-Version: 1.0 X-BeenThere: dri-devel@lists.freedesktop.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: Direct Rendering Infrastructure - Development List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, Jonas Karlman , linux-mips@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-kernel@vger.kernel.org, letux-kernel@openphoenux.org Errors-To: dri-devel-bounces@lists.freedesktop.org Sender: "dri-devel" After getting the regmap size from the device tree we should reduce the ranges to the really available registers. This allows to read only existing registers from the debug fs and makes the regmap check out-of-bounds access. For the jz4780 we have done this already. Suggested-for: Paul Cercueil Signed-off-by: H. Nikolaus Schaller --- arch/mips/boot/dts/ingenic/jz4725b.dtsi | 2 +- arch/mips/boot/dts/ingenic/jz4740.dtsi | 2 +- arch/mips/boot/dts/ingenic/jz4770.dtsi | 2 +- 3 files changed, 3 insertions(+), 3 deletions(-) diff --git a/arch/mips/boot/dts/ingenic/jz4725b.dtsi b/arch/mips/boot/dts/ingenic/jz4725b.dtsi index 0c6a5a4266f43..e9e48022f6316 100644 --- a/arch/mips/boot/dts/ingenic/jz4725b.dtsi +++ b/arch/mips/boot/dts/ingenic/jz4725b.dtsi @@ -321,7 +321,7 @@ udc: usb@13040000 { lcd: lcd-controller@13050000 { compatible = "ingenic,jz4725b-lcd"; - reg = <0x13050000 0x1000>; + reg = <0x13050000 0x130>; /* tbc */ interrupt-parent = <&intc>; interrupts = <31>; diff --git a/arch/mips/boot/dts/ingenic/jz4740.dtsi b/arch/mips/boot/dts/ingenic/jz4740.dtsi index 772542e1f266a..7f76cba03a089 100644 --- a/arch/mips/boot/dts/ingenic/jz4740.dtsi +++ b/arch/mips/boot/dts/ingenic/jz4740.dtsi @@ -323,7 +323,7 @@ udc: usb@13040000 { lcd: lcd-controller@13050000 { compatible = "ingenic,jz4740-lcd"; - reg = <0x13050000 0x1000>; + reg = <0x13050000 0x60>; /* LCDCMD1+4 */ interrupt-parent = <&intc>; interrupts = <30>; diff --git a/arch/mips/boot/dts/ingenic/jz4770.dtsi b/arch/mips/boot/dts/ingenic/jz4770.dtsi index dfe74328ae5dc..bda0a3a86ed5f 100644 --- a/arch/mips/boot/dts/ingenic/jz4770.dtsi +++ b/arch/mips/boot/dts/ingenic/jz4770.dtsi @@ -399,7 +399,7 @@ gpu: gpu@13040000 { lcd: lcd-controller@13050000 { compatible = "ingenic,jz4770-lcd"; - reg = <0x13050000 0x300>; + reg = <0x13050000 0x130>; /* tbc */ interrupt-parent = <&intc>; interrupts = <31>;