Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S933902AbbELWSg (ORCPT ); Tue, 12 May 2015 18:18:36 -0400 Received: from mail-wi0-f178.google.com ([209.85.212.178]:35447 "EHLO mail-wi0-f178.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753862AbbELWSf (ORCPT ); Tue, 12 May 2015 18:18:35 -0400 From: Philippe Reynes To: shawn.guo@linaro.org, kernel@pengutronix.de, robh+dt@kernel.org, pawel.moll@arm.com, mark.rutland@arm.com, ijc+devicetree@hellion.org.uk, galak@codeaurora.org, linux@arm.linux.org.uk Cc: linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, Philippe Reynes Subject: [PATCH v3] imx27: dt: only map 4 Kbyte for fec registers Date: Wed, 13 May 2015 00:18:26 +0200 Message-Id: <1431469106-27666-1-git-send-email-tremyfr@gmail.com> X-Mailer: git-send-email 1.7.4.4 Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1228 Lines: 37 According to the imx27 documentation, fec has a 4 Kbyte memory space map. Moreover, the actual 16 Kbyte mapping overlaps the SCC (Security Controller) memory register space. So, we reduce the memory register space to 4 Kbyte. Signed-off-by: Philippe Reynes --- arch/arm/boot/dts/imx27.dtsi | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) Changelog: v2: (thanks Shawn Guo and Uwe Kleine-Konig) - map 4 Kbyte instead of 1 Kbyte v3: - point that actual fec mapping overlap scc mapping (I forget it in v2) diff --git a/arch/arm/boot/dts/imx27.dtsi b/arch/arm/boot/dts/imx27.dtsi index 6951b66..bc215e4 100644 --- a/arch/arm/boot/dts/imx27.dtsi +++ b/arch/arm/boot/dts/imx27.dtsi @@ -533,7 +533,7 @@ fec: ethernet@1002b000 { compatible = "fsl,imx27-fec"; - reg = <0x1002b000 0x4000>; + reg = <0x1002b000 0x1000>; interrupts = <50>; clocks = <&clks IMX27_CLK_FEC_IPG_GATE>, <&clks IMX27_CLK_FEC_AHB_GATE>; -- 1.7.4.4 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/