[PATCH v2 1/7] MFD: add bindings for stm32 general purpose timer driver
From: Benjamin Gaignard <hidden>
Date: 2016-11-24 15:17:38
Also in:
linux-arm-kernel, 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 | 43 ++++++++++++++++++++++ 1 file changed, 43 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..2f10e67
--- /dev/null
+++ b/Documentation/devicetree/bindings/mfd/stm32-general-purpose-timer.txt@@ -0,0 +1,43 @@ +STM32 general purpose timer driver + +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 +- iiotimer: See ../iio/timer/stm32-iio-timer.txt + +Example: + gptimer1: gptimer1@40010000 { + compatible = "st,stm32-gptimer"; + reg = <0x40010000 0x400>; + clocks = <&rcc 0 160>; + clock-names = "clk_int"; + + pwm1@0 { + compatible = "st,stm32-pwm"; + st,pwm-num-chan = <4>; + st,breakinput; + st,complementary; + }; + + iiotimer1@0 { + compatible = "st,stm32-iio-timer"; + interrupts = <27>; + st,input-triggers-names = TIM5_TRGO, + TIM2_TRGO, + TIM4_TRGO, + TIM3_TRGO; + st,output-triggers-names = TIM1_TRGO; + }; + };
--
1.9.1