From mboxrd@z Thu Jan 1 00:00:00 1970 From: heiko@sntech.de (Heiko =?ISO-8859-1?Q?St=FCbner?=) Date: Sat, 01 Aug 2015 14:35:18 +0200 Subject: [PATCH 1/2] ARM: dts: rockchip: reserve unusable memory region on rk3288 Message-ID: <15143985.aGzb1oeyb9@diego> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org The rk3288 has problems accessing the memory region 0xfe000000~0xff000000. So block off the affected region to prevent its use. Tested on 4GB Veyron Minnie and 2GB Veyron Jerry devices. Signed-off-by: Heiko Stuebner --- arch/arm/boot/dts/rk3288.dtsi | 10 ++++++++++ 1 file changed, 10 insertions(+) diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 2db91c9..19766af 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -169,6 +169,16 @@ }; }; + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + unusable at fe000000 { + reg = <0xfe000000 0x1000000>; + }; + }; + xin24m: oscillator { compatible = "fixed-clock"; clock-frequency = <24000000>; -- 2.1.4