[PATCH v2 8/9] ARM: dts: Add leds support to STM32F429 Discovery board

Maxime Coquelin mcoquelin.stm32 at gmail.com
Wed Oct 28 07:24:02 PDT 2015

2015-10-28 9:09 GMT+01:00 Daniel Thompson <daniel.thompson at linaro.org>:
> On 27/10/15 21:52, Andreas Färber wrote:
>> Am 27.10.2015 um 22:46 schrieb Linus Walleij:
>>> Heartbeat is awesome.
>> Yes, it's awesome for testing, but not for a .dts file that ends up in a
>> distro (not the case here, of course) and keeps blinking on the desk.
>> If someone wants LEDs to blink, they can set that via sysfs or by
>> modifying their .dts locally.
>> sunxi chose to keep LEDs off my default. For qcom we had a similar
>> discussion some weeks ago. I don't regularly read Linux patches, so feel
>> free to skim the archives yourself.
> Among the existing DTS files there is pretty significant use of heartbeat
> although its not absolute.
> There are 119 files that set a default-trigger, of these 91 (~75%) include a
> line to configure a heartbeat.
> Personally I'd be very happy with heartbeat by default on STM32... I've
> seldom worked on a board without a default-enabled heartbeat so they make me
> feel comfortable. ;-)

I will add heartbeat in next version, which will arrive when the
pinctrl driver first review is done.


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