Donate to e Foundation | Murena handsets with /e/OS | Own a part of Murena! Learn more

Commit bdd7cf97 authored by Philip Avinash's avatar Philip Avinash Committed by Thierry Reding
Browse files

pwm: pwm-tiehrpwm: Update device-tree binding document 



Update binding document of pwm-tiehrpwm to reflect the usage of similar
modules in da850 and am3xx SOCs.

Signed-off-by: default avatarPhilip Avinash <avinashphilip@ti.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Cc: Rob Herring <rob.herring@calxeda.com>
Cc: Rob Landley <rob@landley.net>
Acked-by: default avatarPeter Korsgaard <jacmet@sunsite.dk>
Signed-off-by: default avatarThierry Reding <thierry.reding@avionic-design.de>
parent 5df1b8fb

Documentation/devicetree/bindings/pwm/pwm-tiehrpwm.txt

+10 −2
Original line number Diff line number Diff line 
TI SOC EHRPWM based PWM controller



Required properties:

- compatible : Must be "ti,am33xx-ehrpwm"

- compatible: Must be "ti,<soc>-ehrpwm".

  for am33xx - compatible = "ti,am33xx-ehrpwm";

  for da850  - compatible = "ti,da850-ehrpwm", "ti,am33xx-ehrpwm";

- #pwm-cells: Should be 3. Number of cells being used to specify PWM property.

  First cell specifies the per-chip index of the PWM to use, the second

  cell is the period in nanoseconds and bit 0 in the third cell is used to
@@ -15,9 +17,15 @@ Optional properties: 


Example:



ehrpwm0: ehrpwm@0 {

ehrpwm0: ehrpwm@0 { /* EHRPWM on am33xx */

	compatible = "ti,am33xx-ehrpwm";

	#pwm-cells = <3>;

	reg = <0x48300200 0x100>;

	ti,hwmods = "ehrpwm0";

};



ehrpwm0: ehrpwm@0 { /* EHRPWM on da850 */

	compatible = "ti,da850-ehrpwm", "ti,am33xx-ehrpwm";

	#pwm-cells = <3>;

	reg = <0x300000 0x2000>;

};