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From:   Patrick Havelange <patrick.havelange@essensium.com>
To:     Jonathan Cameron <jic23@kernel.org>,
        Hartmut Knaack <knaack.h@gmx.de>,
        Lars-Peter Clausen <lars@metafoo.de>,
        Peter Meerwald-Stadler <pmeerw@pmeerw.net>,
        Rob Herring <robh+dt@kernel.org>,
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        Daniel Lezcano <daniel.lezcano@linaro.org>,
        Thomas Gleixner <tglx@linutronix.de>,
        Thierry Reding <thierry.reding@gmail.com>,
        Esben Haabendal <esben@haabendal.dk>,
        William Breathitt Gray <vilhelm.gray@gmail.com>,
        Linus Walleij <linus.walleij@linaro.org>,
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Cc:     Patrick Havelange <patrick.havelange@essensium.com>
Subject: [PATCH 7/8] dt-bindings: iio/counter: ftm-quaddec: add poll-interval parameter
Date:   Mon, 18 Feb 2019 15:03:20 +0100
Message-Id: <20190218140321.19166-7-patrick.havelange@essensium.com>
In-Reply-To: <20190218140321.19166-1-patrick.havelange@essensium.com>
References: <20190218140321.19166-1-patrick.havelange@essensium.com>
Sender: linux-kernel-owner@vger.kernel.org
Precedence: bulk

New optional parameter supported by updated driver.

Signed-off-by: Patrick Havelange <patrick.havelange@essensium.com>
Reviewed-by: Esben Haabendal <esben@haabendal.dk>
---
 .../devicetree/bindings/iio/counter/ftm-quaddec.txt       | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/Documentation/devicetree/bindings/iio/counter/ftm-quaddec.txt b/Documentation/devicetree/bindings/iio/counter/ftm-quaddec.txt
index 4d18cd722074..60554e6c4367 100644
--- a/Documentation/devicetree/bindings/iio/counter/ftm-quaddec.txt
+++ b/Documentation/devicetree/bindings/iio/counter/ftm-quaddec.txt
@@ -6,8 +6,14 @@ Required properties:
 - compatible:		Must be "fsl,ftm-quaddec".
 - reg:			Must be set to the memory region of the flextimer.
 
-Optional property:
+Optional properties:
 - big-endian:		Access the device registers in big-endian mode.
+- poll-interval		Poll interval time in milliseconds for detecting
+			the under/overflow of the counter. Default value
+			is 100.
+			A value of 0 disables polling. This value can also
+			be set at runtime, but not to less than this initial
+			value (except 0 for disabling).
 
 Example:
 		counter0: counter@29d0000 {
-- 
2.17.1