[PATCH v5 1/7] MFD: add bindings for STM32 General Purpose Timer driver
From: Benjamin Gaignard <hidden>
Date: 2016-12-08 12:22:29
Also in:
linux-devicetree, linux-iio, linux-pwm, lkml
Subsystem:
multifunction devices (mfd), open firmware and flattened device tree bindings, stm32 timer/lptimer drivers, the rest · Maintainers:
Lee Jones, Rob Herring, Krzysztof Kozlowski, Conor Dooley, Fabrice Gasnier, Linus Torvalds
Add bindings information for STM32 General Purpose Timer version 2: - rename stm32-mfd-timer to stm32-gptimer - only keep one compatible string Signed-off-by: Benjamin Gaignard <redacted> --- .../bindings/mfd/stm32-general-purpose-timer.txt | 39 ++++++++++++++++++++++ 1 file changed, 39 insertions(+) create mode 100644 Documentation/devicetree/bindings/mfd/stm32-general-purpose-timer.txt
diff --git a/Documentation/devicetree/bindings/mfd/stm32-general-purpose-timer.txt b/Documentation/devicetree/bindings/mfd/stm32-general-purpose-timer.txt
new file mode 100644
index 0000000..ce67755
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/stm32-general-purpose-timer.txt@@ -0,0 +1,39 @@ +STM32 General Purpose Timer driver bindings + +Required parameters: +- compatible: must be "st,stm32-gptimer" + +- reg: Physical base address and length of the controller's + registers. +- clock-names: Set to "clk_int". +- clocks: Phandle to the clock used by the timer module. + For Clk properties, please refer to ../clock/clock-bindings.txt + +Optional parameters: +- resets: Phandle to the parent reset controller. + See ../reset/st,stm32-rcc.txt + +Optional subnodes: +- pwm: See ../pwm/pwm-stm32.txt +- timer: See ../iio/timer/stm32-timer-trigger.txt + +Example: + timers at 40010000 { + #address-cells = <1>; + #size-cells = <0>; + compatible = "st,stm32-gptimer"; + reg = <0x40010000 0x400>; + clocks = <&rcc 0 160>; + clock-names = "clk_int"; + + pwm at 0 { + compatible = "st,stm32-pwm"; + pinctrl-0 = <&pwm1_pins>; + pinctrl-names = "default"; + }; + + timer at 0 { + compatible = "st,stm32-timer-trigger"; + reg = <0>; + }; + };
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1.9.1