From: Fabrice Gasnier <fabrice.gasnier@st.com>
To: <jic23@kernel.org>, <robh+dt@kernel.org>, <alexandre.torgue@st.com>
Cc: <mark.rutland@arm.com>, <mcoquelin.stm32@gmail.com>,
<lars@metafoo.de>, <knaack.h@gmx.de>, <pmeerw@pmeerw.net>,
<fabrice.gasnier@st.com>, <linux-iio@vger.kernel.org>,
<devicetree@vger.kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<linux-kernel@vger.kernel.org>, <benjamin.gaignard@linaro.org>,
<arnaud.pouliquen@st.com>
Subject: [PATCH 1/2] dt-bindings: iio: stm32-lptimer-counter: document pinctrl sleep state
Date: Mon, 25 Feb 2019 11:42:46 +0100 [thread overview]
Message-ID: <1551091367-21718-2-git-send-email-fabrice.gasnier@st.com> (raw)
In-Reply-To: <1551091367-21718-1-git-send-email-fabrice.gasnier@st.com>
Add documentation for optional pinctrl sleep state that can be used by
STM32 LPTimer encoder/counter.
Signed-off-by: Fabrice Gasnier <fabrice.gasnier@st.com>
---
.../devicetree/bindings/iio/counter/stm32-lptimer-cnt.txt | 8 +++++---
1 file changed, 5 insertions(+), 3 deletions(-)
diff --git a/Documentation/devicetree/bindings/iio/counter/stm32-lptimer-cnt.txt b/Documentation/devicetree/bindings/iio/counter/stm32-lptimer-cnt.txt
index a04aa5c..e90bc47 100644
--- a/Documentation/devicetree/bindings/iio/counter/stm32-lptimer-cnt.txt
+++ b/Documentation/devicetree/bindings/iio/counter/stm32-lptimer-cnt.txt
@@ -10,8 +10,9 @@ See ../mfd/stm32-lptimer.txt for details about the parent node.
Required properties:
- compatible: Must be "st,stm32-lptimer-counter".
-- pinctrl-names: Set to "default".
-- pinctrl-0: List of phandles pointing to pin configuration nodes,
+- pinctrl-names: Set to "default". An additional "sleep" state can be
+ defined to set pins in sleep state.
+- pinctrl-n: List of phandles pointing to pin configuration nodes,
to set IN1/IN2 pins in mode of operation for Low-Power
Timer input on external pin.
@@ -21,7 +22,8 @@ Example:
...
counter {
compatible = "st,stm32-lptimer-counter";
- pinctrl-names = "default";
+ pinctrl-names = "default", "sleep";
pinctrl-0 = <&lptim1_in_pins>;
+ pinctrl-1 = <&lptim1_sleep_in_pins>;
};
};
--
2.7.4
next prev parent reply other threads:[~2019-02-25 10:43 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-25 10:42 [PATCH 0/2] iio: counter: stm32-lptimer: add PM support Fabrice Gasnier
2019-02-25 10:42 ` Fabrice Gasnier [this message]
2019-03-03 14:39 ` [PATCH 1/2] dt-bindings: iio: stm32-lptimer-counter: document pinctrl sleep state Jonathan Cameron
2019-02-25 10:42 ` [PATCH 2/2] iio: counter: stm32-lptimer: Add power management support Fabrice Gasnier
2019-03-03 14:40 ` Jonathan Cameron
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