[PATCH 4/4] ARM: ux500: define the backupram in the device tree
From: Linus Walleij <hidden>
Date: 2015-05-14 16:11:07
Also in:
linux-devicetree
Subsystem:
the rest · Maintainer:
Linus Torvalds
The Ux500 SOCs have a special backup RAM that needs to be defined in the device tree. Signed-off-by: Linus Walleij <redacted> --- arch/arm/boot/dts/ste-dbx5x0.dtsi | 9 +++++++++ 1 file changed, 9 insertions(+)
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 at 80150000 { + compatible = "ste,dbx500-backupram"; + reg = <0x80150000 0x2000>; + }; + L2: l2-cache { compatible = "arm,pl310-cache"; reg = <0xa0412000 0x1000>;
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1.9.3