From 724814b4fada4a353728c3caa8ad2809c64893b6 Mon Sep 17 00:00:00 2001 From: Linus Walleij Date: Thu, 14 May 2015 18:02:05 +0200 Subject: ARM: ux500: define the backupram in the device tree The Ux500 SOCs have a special backup RAM that needs to be defined in the device tree. Acked-by: Arnd Bergmann Signed-off-by: Linus Walleij --- arch/arm/boot/dts/ste-dbx5x0.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+) (limited to 'arch/arm/boot/dts/ste-dbx5x0.dtsi') diff --git a/arch/arm/boot/dts/ste-dbx5x0.dtsi b/arch/arm/boot/dts/ste-dbx5x0.dtsi index f024a1c0de8b..853684ad7773 100644 --- a/arch/arm/boot/dts/ste-dbx5x0.dtsi +++ b/arch/arm/boot/dts/ste-dbx5x0.dtsi @@ -190,6 +190,15 @@ reg = <0xa0410000 0x100>; }; + /* + * The backup RAM is used for retention during sleep + * and various things like spin tables + */ + backupram@80150000 { + compatible = "ste,dbx500-backupram"; + reg = <0x80150000 0x2000>; + }; + L2: l2-cache { compatible = "arm,pl310-cache"; reg = <0xa0412000 0x1000>; -- cgit v1.2.3