new file mode 100644
@@ -0,0 +1,61 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/devfreq/event/rockchip,dfi.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: Rockchip DFI
+
+maintainers:
+ - Sascha Hauer <s.hauer@pengutronix.de>
+
+properties:
+ compatible:
+ enum:
+ - rockchip,rk3399-dfi
+
+ clocks:
+ maxItems: 1
+
+ clock-names:
+ items:
+ - const: pclk_ddr_mon
+
+ interrupts:
+ maxItems: 1
+
+ reg:
+ maxItems: 1
+
+ rockchip,pmu:
+ $ref: /schemas/types.yaml#/definitions/phandle
+ description:
+ Phandle to the syscon managing the "PMU general register files".
+
+required:
+ - compatible
+ - clocks
+ - clock-names
+ - interrupts
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/interrupt-controller/arm-gic.h>
+ #include <dt-bindings/clock/rk3308-cru.h>
+
+ bus {
+ #address-cells = <2>;
+ #size-cells = <2>;
+
+ dfi: dfi@ff630000 {
+ compatible = "rockchip,rk3399-dfi";
+ reg = <0x00 0xff630000 0x00 0x4000>;
+ interrupts = <GIC_SPI 131 IRQ_TYPE_LEVEL_HIGH 0>;
+ rockchip,pmu = <&pmugrf>;
+ clocks = <&cru PCLK_DDR_MON>;
+ clock-names = "pclk_ddr_mon";
+ };
+ };
deleted file mode 100644
@@ -1,18 +0,0 @@
-
-* Rockchip rk3399 DFI device
-
-Required properties:
-- compatible: Must be "rockchip,rk3399-dfi".
-- reg: physical base address of each DFI and length of memory mapped region
-- rockchip,pmu: phandle to the syscon managing the "pmu general register files"
-- clocks: phandles for clock specified in "clock-names" property
-- clock-names : the name of clock used by the DFI, must be "pclk_ddr_mon";
-
-Example:
- dfi: dfi@ff630000 {
- compatible = "rockchip,rk3399-dfi";
- reg = <0x00 0xff630000 0x00 0x4000>;
- rockchip,pmu = <&pmugrf>;
- clocks = <&cru PCLK_DDR_MON>;
- clock-names = "pclk_ddr_mon";
- };
@@ -18,7 +18,7 @@ properties:
$ref: /schemas/types.yaml#/definitions/phandle
description:
Node to get DDR loading. Refer to
- Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt.
+ Documentation/devicetree/bindings/devfreq/event/rockchip,dfi.yaml.
clocks:
maxItems: 1