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Linux_Drivers/linux_5.10/Documentation/devicetree/bindings/pwm/pwm-omap-dmtimer.txt
sam.xiang 5c7dd7acc3 [linux] create linux_5.10.4 from T-head official:
repo: https://github.com/T-head-Semi/linux
	commit: b1313fe517ca3703119dcc99ef3bbf75ab42bcfb

Change-Id: I6cbb35294024ea3a66140e311f4bb705fd7fd626
2023-03-10 20:32:41 +08:00

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* OMAP PWM for dual-mode timers
Required properties:
- compatible: Shall contain "ti,omap-dmtimer-pwm".
- ti,timers: phandle to PWM capable OMAP timer. See timer/ti,timer.txt for info
about these timers.
- #pwm-cells: Should be 3. See pwm.yaml in this directory for a description of
the cells format.
Optional properties:
- ti,prescaler: Should be a value between 0 and 7, see the timers datasheet
- ti,clock-source: Set dmtimer parent clock, values between 0 and 2:
- 0x00 - high-frequency system clock (timer_sys_ck)
- 0x01 - 32-kHz always-on clock (timer_32k_ck)
- 0x02 - external clock (timer_ext_ck, OMAP2 only)
Example:
pwm9: dmtimer-pwm@9 {
compatible = "ti,omap-dmtimer-pwm";
ti,timers = <&timer9>;
#pwm-cells = <3>;
};