On Mon, Mar 16, 2015 at 02:36:41PM -0600, George Joseph wrote: > The Cubox has a recessed button between the HDMI and RJ-45 connectors > that wasn't mapped in the device tree. Since the button is normally > open and there's no external pull up/down, that pad (EIM_DA8) can be > used for almost anything so I've mapped it to gpio-keys BTN_0 and > pps-gpio. Whichever driver claims it first wins. If both drivers > are build as modules, you can even switch between them at run time > and the pinmux will adjust the pin configuration as required. > If neither driver claims the gpio, it's still available in the normal > gpio sysfs. I wonder why we want to have the PPS support in mainline, given that you would need to solder to the board to make use of that. I can see the point of the gpio-keys going into mainline, but not the PPS bit. That's more like a local hack. -- FTTC broadband for 0.8mile line: currently at 10.5Mbps down 400kbps up according to speedtest.net. -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html
