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Message-Id: <20210329125707.182732-5-clemens.gruber@pqgruber.com>
Date: Mon, 29 Mar 2021 14:57:05 +0200
From: Clemens Gruber <clemens.gruber@...ruber.com>
To: linux-pwm@...r.kernel.org
Cc: Thierry Reding <thierry.reding@...il.com>,
Sven Van Asbroeck <TheSven73@...il.com>,
u.kleine-koenig@...gutronix.de, linux-kernel@...r.kernel.org,
Clemens Gruber <clemens.gruber@...ruber.com>
Subject: [PATCH v6 5/7] dt-bindings: pwm: pca9685: Add nxp,staggered-outputs property
The pca9685 driver supports a new nxp,staggered-outputs property for
reduced current surges and EMI. This adds documentation for the new DT
property.
Signed-off-by: Clemens Gruber <clemens.gruber@...ruber.com>
---
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..fafe954369dc 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
+ - nxp,staggered-outputs (bool): boolean to enable staggered output ON times to
+ minimize current surges and EMI
Example:
--
2.31.1
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