[PATCH v6 4/8] Documentation: bindings: add dt documentation for dfi controller
From: Lin Huang <hidden>
Date: 2016-08-16 22:37:48
Also in:
dri-devel, linux-pm, linux-rockchip, lkml
Subsystem:
device frequency (devfreq), device frequency event (devfreq-event), open firmware and flattened device tree bindings, the rest · Maintainers:
MyungJoo Ham, Kyungmin Park, Chanwoo Choi, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
This patch adds the documentation for rockchip dfi devfreq-event driver. Signed-off-by: Lin Huang <redacted> --- Changes in v6: -None Changes in v5: -None Changes in v4: -None Changes in v3: -None Changes in v2: -None Changes in v1: -None .../bindings/devfreq/event/rockchip-dfi.txt | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt
diff --git a/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt b/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt
new file mode 100644
index 0000000..bf42255
--- /dev/null
+++ b/Documentation/devicetree/bindings/devfreq/event/rockchip-dfi.txt@@ -0,0 +1,20 @@ + +* 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 at 0xff630000 { + reg = <0x00 0xff630000 0x00 0x4000>; + compatible = "rockchip,rk3399-dfi"; + rockchip,pmu = <&pmugrf>; + clocks = <&cru PCLK_DDR_MON>; + clock-names = "pclk_ddr_mon"; + status = "disabled"; + }; +
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2.6.6