[PATCH v4 3/5] Documentation: DT: add i.MX EPIT timer binding
From: Clément Péron <hidden>
Date: 2018-05-30 12:04:01
Also in:
linux-devicetree, lkml
Subsystem:
clocksource, clockevent drivers, open firmware and flattened device tree bindings, the rest · Maintainers:
Daniel Lezcano, Thomas Gleixner, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Linus Torvalds
From: Cl?ment Peron <redacted> Add devicetree binding document for NXP's i.MX SoC specific EPIT timer driver. Signed-off-by: Cl?ment Peron <redacted> --- .../devicetree/bindings/timer/fsl,imxepit.txt | 24 +++++++++++++++++++ 1 file changed, 24 insertions(+) create mode 100644 Documentation/devicetree/bindings/timer/fsl,imxepit.txt
diff --git a/Documentation/devicetree/bindings/timer/fsl,imxepit.txt b/Documentation/devicetree/bindings/timer/fsl,imxepit.txt
new file mode 100644
index 000000000000..90112d58af10
--- /dev/null
+++ b/Documentation/devicetree/bindings/timer/fsl,imxepit.txt@@ -0,0 +1,24 @@ +Binding for the i.MX EPIT timer + +This binding uses the common clock binding[1]. + +[1] Documentation/devicetree/bindings/clock/clock-bindings.txt + +Required properties: +- compatible: should be "fsl,imx31-epit" +- reg: physical base address of the controller and length of memory mapped + region. +- interrupts: Should contain EPIT controller interrupt +- clocks: list of clock specifiers, must contain an entry for each required + entry in clock-names +- clock-names : should include entries "ipg", "per" + +Example for i.MX6QDL: + epit1: epit at 20d0000 { + compatible = "fsl,imx6q-epit", "fsl,imx31-epit"; + reg = <0x020d0000 0x4000>; + interrupts = <0 56 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clks IMX6QDL_CLK_IPG_PER>, + <&clks IMX6QDL_CLK_EPIT1>; + clock-names = "ipg", "per"; + };
--
2.17.0