[PATCH] dt-bindings: pwm: pca9685: add staggered-outputs property

From: Clemens Gruber
Date: Thu Nov 12 2020 - 11:39:56 EST


The pca9685 driver supports a new staggered-outputs property for reduced
current surges and EMI. This adds documentation for the new DT property.

Signed-off-by: Clemens Gruber <clemens.gruber@xxxxxxxxxxxx>
---
Documentation/devicetree/bindings/pwm/nxp,pca9685-pwm.txt | 2 ++
1 file changed, 2 insertions(+)

diff --git a/Documentation/devicetree/bindings/pwm/nxp,pca9685-pwm.txt b/Documentation/devicetree/bindings/pwm/nxp,pca9685-pwm.txt
index f21b55c95738..911bbb65984e 100644
--- a/Documentation/devicetree/bindings/pwm/nxp,pca9685-pwm.txt
+++ b/Documentation/devicetree/bindings/pwm/nxp,pca9685-pwm.txt
@@ -12,6 +12,8 @@ Optional properties:
- invert (bool): boolean to enable inverted logic
- open-drain (bool): boolean to configure outputs with open-drain structure;
if omitted use totem-pole structure
+ - staggered-outputs (bool): boolean to enable staggered output ON times to
+ minimize current surges and EMI

Example:

--
2.29.2