Dear Amaud, On Fri, Jan 15, 2016 at 12:26 AM, Arnaud Patard <arnaud.pat...@rtp-net.org> wrote: > From a quick look, dts looks broken, if gpio 37 is not for the led: > label = "lswxl:red:func"; > gpios = <&gpio1 5 GPIO_ACTIVE_LOW>; > > > btw, this is broken too: > usb_power: regulator@1 { > ... > gpio = <&gpio0 37 GPIO_ACTIVE_HIGH>; > > There's no such a thing as gpio 37 on bank 0 as kirkwood bank have 32 > gpios. I'm supprised nobody ever noticed it. Change it to "gpio1 5" and > there are chances that export won't be needed anymore. > > imho, you should double check all the gpios entries in your dts.
Yes. I found this root cause just now. Feel shame on it. I'll be more careful. Cheers, Roger