From mboxrd@z Thu Jan 1 00:00:00 1970 From: tremyfr@gmail.com (Philippe Reynes) Date: Sat, 9 May 2015 22:54:30 +0200 Subject: [PATCH] imx27: dt: only map 1 Kbyte for fec registers Message-ID: <1431204870-17233-1-git-send-email-tremyfr@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org According to the imx27 documentation, fec has a 1 Kbyte memory space map, spitted in two regions of 512 bytes. The first one for control/status registers, and the second one for event/statistic registers. So, we don't need to map 16 Kbyte for registers, 1 Kbyte is enough. Signed-off-by: Philippe Reynes --- arch/arm/boot/dts/imx27.dtsi | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/arch/arm/boot/dts/imx27.dtsi b/arch/arm/boot/dts/imx27.dtsi index 6951b66..56bb917 100644 --- a/arch/arm/boot/dts/imx27.dtsi +++ b/arch/arm/boot/dts/imx27.dtsi @@ -533,7 +533,7 @@ fec: ethernet at 1002b000 { compatible = "fsl,imx27-fec"; - reg = <0x1002b000 0x4000>; + reg = <0x1002b000 0x400>; interrupts = <50>; clocks = <&clks IMX27_CLK_FEC_IPG_GATE>, <&clks IMX27_CLK_FEC_AHB_GATE>; -- 1.7.4.4