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| -rw-r--r-- | Documentation/devicetree/bindings/pwm/pwm-omap-dmtimer.txt | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/Documentation/devicetree/bindings/pwm/pwm-omap-dmtimer.txt b/Documentation/devicetree/bindings/pwm/pwm-omap-dmtimer.txt new file mode 100644 index 000000000..d722ae3be --- /dev/null +++ b/Documentation/devicetree/bindings/pwm/pwm-omap-dmtimer.txt @@ -0,0 +1,22 @@ +* 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>; + }; |