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-rw-r--r--arch/arm/boot/dts/ste-db9500.dtsi35
1 files changed, 35 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/ste-db9500.dtsi b/arch/arm/boot/dts/ste-db9500.dtsi
new file mode 100644
index 000000000..0afff7031
--- /dev/null
+++ b/arch/arm/boot/dts/ste-db9500.dtsi
@@ -0,0 +1,35 @@
+// SPDX-License-Identifier: GPL-2.0-or-later
+
+#include "ste-dbx5x0.dtsi"
+
+/ {
+ cpus {
+ cpu@300 {
+ /* cpufreq controls */
+ operating-points = <1152000 0
+ 800000 0
+ 400000 0
+ 200000 0>;
+ };
+ };
+
+ reserved-memory {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ ranges;
+
+ /*
+ * Initial Secure Software ISSW memory
+ *
+ * This is probably only used if the kernel tries
+ * to actually call into trustzone to run secure
+ * applications, which the mainline kernel probably
+ * will not do on this old chipset. But you can never
+ * be too careful, so reserve this memory anyway.
+ */
+ ram@17f00000 {
+ reg = <0x17f00000 0x00100000>;
+ no-map;
+ };
+ };
+};