diff options
Diffstat (limited to 'Documentation/devicetree/bindings/iio/timer')
-rw-r--r-- | Documentation/devicetree/bindings/iio/timer/stm32-lptimer-trigger.txt | 23 | ||||
-rw-r--r-- | Documentation/devicetree/bindings/iio/timer/stm32-timer-trigger.txt | 6 |
2 files changed, 27 insertions, 2 deletions
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 000000000000..85e6806b17d7 --- /dev/null +++ b/Documentation/devicetree/bindings/iio/timer/stm32-lptimer-trigger.txt @@ -0,0 +1,23 @@ +STMicroelectronics STM32 Low-Power Timer Trigger + +STM32 Low-Power 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 Low-Power 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. Must be 0, 1 or 2 + respectively for lptimer1, lptimer2 or lptimer3 + trigger output. + +Example: + timer@40002400 { + compatible = "st,stm32-lptimer"; + ... + trigger@0 { + compatible = "st,stm32-lptimer-trigger"; + reg = <0>; + }; + }; diff --git a/Documentation/devicetree/bindings/iio/timer/stm32-timer-trigger.txt b/Documentation/devicetree/bindings/iio/timer/stm32-timer-trigger.txt index 55a653d15303..b8e8c769d434 100644 --- a/Documentation/devicetree/bindings/iio/timer/stm32-timer-trigger.txt +++ b/Documentation/devicetree/bindings/iio/timer/stm32-timer-trigger.txt @@ -4,7 +4,9 @@ Must be a sub-node of an STM32 Timers device tree node. See ../mfd/stm32-timers.txt for details about the parent node. Required parameters: -- compatible: Must be "st,stm32-timer-trigger". +- compatible: Must be one of: + "st,stm32-timer-trigger" + "st,stm32h7-timer-trigger" - reg: Identify trigger hardware block. Example: @@ -14,7 +16,7 @@ Example: compatible = "st,stm32-timers"; reg = <0x40010000 0x400>; clocks = <&rcc 0 160>; - clock-names = "clk_int"; + clock-names = "int"; timer@0 { compatible = "st,stm32-timer-trigger"; |