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diff --git a/Bindings/arm/calxeda/hb-sregs.yaml b/Bindings/arm/calxeda/hb-sregs.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/calxeda/hb-sregs.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Calxeda Highbank system registers
+
+description: |
+ The Calxeda Highbank system has a block of MMIO registers controlling
+ several generic system aspects. Those can be used to control some power
+ management, they also contain some gate and PLL clocks.
+
+maintainers:
+ - Andre Przywara <andre.przywara@arm.com>
+
+properties:
+ compatible:
+ const: calxeda,hb-sregs
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ type: object
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ sregs@fff3c000 {
+ compatible = "calxeda,hb-sregs";
+ reg = <0xfff3c000 0x1000>;
+
+ clocks {
+ #address-cells = <1>;
+ #size-cells = <0>;
+
+ osc: oscillator {
+ #clock-cells = <0>;
+ compatible = "fixed-clock";
+ clock-frequency = <33333000>;
+ };
+ };
+ };
diff --git a/Bindings/arm/calxeda/l2ecc.yaml b/Bindings/arm/calxeda/l2ecc.yaml
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+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/arm/calxeda/l2ecc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Calxeda Highbank L2 cache ECC
+
+description: |
+ Binding for the Calxeda Highbank L2 cache controller ECC device.
+ This does not cover the actual L2 cache controller control registers,
+ but just the error reporting functionality.
+
+maintainers:
+ - Andre Przywara <andre.przywara@arm.com>
+
+properties:
+ compatible:
+ const: "calxeda,hb-sregs-l2-ecc"
+
+ reg:
+ maxItems: 1
+
+ interrupts:
+ items:
+ - description: single bit error interrupt
+ - description: double bit error interrupt
+
+required:
+ - compatible
+ - reg
+ - interrupts
+
+additionalProperties: false
+
+examples:
+ - |
+ sregs@fff3c200 {
+ compatible = "calxeda,hb-sregs-l2-ecc";
+ reg = <0xfff3c200 0x100>;
+ interrupts = <0 71 4>, <0 72 4>;
+ };