The Ux500 SOCs have a special backup RAM that needs to be
defined in the device tree.
Signed-off-by: Linus Walleij <linus.walleij@xxxxxxxxxx>
---
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@80150000 {
+ compatible = "ste,dbx500-backupram";
+ reg = <0x80150000 0x2000>;
+ };
+
L2: l2-cache {
compatible = "arm,pl310-cache";
reg = <0xa0412000 0x1000>;
--
1.9.3
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