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kernel_xiaomi_sm8450-device…/bindings/timer/energymicro,efm32-timer.txt
Venkata Narendra Kumar Gutta b0e5152a74 dt-bindings: Add devicetree bindings to devicetree project
Add devicetree bindings snapshot to the devicetree project.
This snapshot is taken as of the
'commit 5fba1b18cfc72e264e5f3ce49020ed322aa6ac9f ("Merge 5.6-rc3
into android-mainline")' of the kernel project.

Change-Id: Ia087ab2b7d4a2616ea446a69683a8b5b821d0448
2020-05-07 20:43:53 -07:00

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* EFM32 timer hardware
The efm32 Giant Gecko SoCs come with four 16 bit timers. Two counters can be
connected to form a 32 bit counter. Each timer has three Compare/Capture
channels and can be used as PWM or Quadrature Decoder. Available clock sources
are the cpu's HFPERCLK (with a 10-bit prescaler) or an external pin.
Required properties:
- compatible : Should be "energymicro,efm32-timer"
- reg : Address and length of the register set
- clocks : Should contain a reference to the HFPERCLK
Optional properties:
- interrupts : Reference to the timer interrupt
Example:
timer@40010c00 {
compatible = "energymicro,efm32-timer";
reg = <0x40010c00 0x400>;
interrupts = <14>;
clocks = <&cmu clk_HFPERCLKTIMER3>;
};