Dear Amaud, On Fri, Jan 15, 2016 at 12:50 AM, Roger Shimizu <rogershim...@gmail.com> wrote: > 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.
Now I think it's better to show some kinda error info when the pin doesn't exist. I'm considering to write a kernel patch. Is this limitation of "32 pin for one bank" popular with other flavour? How can I get these spec info? Thank you! Cheers, Roger