> Op 25 okt. 2014, om 09:14 heeft Antal Koós <[email protected]> het volgende > geschreven: > > > > On Saturday, October 25, 2014 6:36:43 AM UTC+2, Jhon Yi wrote: > >I think you can just add a config file in user space program to achieve > >this. > > This would change nothing, in every new distrib/version the config file must > be corrected. > The kernel, the most authenticated source should make a "config file" in the > /proc.
Or, you know, in debugfs: root@thing:~# cat /sys/kernel/debug/gpio GPIOs 0-31, gpio: gpio-6 (mmc_cd ) in hi IRQ GPIOs 32-63, gpio: gpio-53 (beaglebone:green:hea) out lo gpio-54 (beaglebone:green:mmc) out lo gpio-55 (beaglebone:green:usr) out hi gpio-56 (beaglebone:green:usr) out lo GPIOs 64-95, gpio: GPIOs 96-127, gpio: It did change a bit in recent kernels (iirc 3.16+): root@arietta-g25:~# cat /sys/kernel/debug/gpio GPIOs 0-31, platform/fffff400.gpio, fffff400.gpio: [spi32766.1] GPIOfffff400.gpio0: [gpio] set GPIOs 32-50, platform/fffff600.gpio, fffff600.gpio: [arietta_led] GPIOfffff600.gpio8: [gpio] clear GPIOs 64-95, platform/fffff800.gpio, fffff800.gpio: [arietta_key] GPIOfffff800.gpio17: [gpio] set GPIOs 96-117, platform/fffffa00.gpio, fffffa00.gpio: -- You received this message because you are subscribed to the Google Groups "linux-sunxi" group. To unsubscribe from this group and stop receiving emails from it, send an email to [email protected]. For more options, visit https://groups.google.com/d/optout.
