Thread (13 messages) 13 messages, 2 authors, 2017-06-20
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[PATCH 5/8] dt-bindings: iio: Add STM32 LPTimer trigger binding

From: Fabrice Gasnier <hidden>
Date: 2017-06-16 16:00:52
Also in: linux-devicetree, linux-iio, linux-pwm, lkml
Subsystem: iio subsystem and drivers, open firmware and flattened device tree bindings, stm32 timer/lptimer drivers, the rest · Maintainers: Jonathan Cameron, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Fabrice Gasnier, Linus Torvalds

Add documentation for STMicroelectronics STM32 Low Power Timer trigger
binding.

Signed-off-by: Fabrice Gasnier <redacted>
---
 .../bindings/iio/timer/stm32-lptimer-trigger.txt    | 21 +++++++++++++++++++++
 1 file changed, 21 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/iio/timer/stm32-lptimer-trigger.txt
diff --git a/Documentation/devicetree/bindings/iio/timer/stm32-lptimer-trigger.txt b/Documentation/devicetree/bindings/iio/timer/stm32-lptimer-trigger.txt
new file mode 100644
index 0000000..6ece007
--- /dev/null
+++ b/Documentation/devicetree/bindings/iio/timer/stm32-lptimer-trigger.txt
@@ -0,0 +1,21 @@
+STMicroelectronics STM32 Low Power Timer trigger
+
+STM32 LP Timer provides trigger source (LPTIM output) that can be used
+by STM32 internal ADC and/or DAC.
+
+Must be a sub-node of an STM32 LP Timer device tree node.
+See ../mfd/stm32-lptimer.txt for details about the parent node.
+
+Required properties:
+- compatible: Must be "st,stm32-lptimer-trigger".
+- reg: Identify trigger hardware block.
+
+Example:
+	lptimer1: lptimer at 0x40002400 {
+		compatible = "st,stm32-lptimer";
+		...
+		trigger at 0 {
+			compatible = "st,stm32-lptimer-trigger";
+			reg = <0>;
+		};
+	};
-- 
1.9.1
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