On 08/31/2015 05:11 PM, Tony Lindgren wrote: > * Grygorii Strashko <grygorii.stras...@ti.com> [150831 02:07]: >> Hi Tony, >> >> On 08/28/2015 09:44 PM, Tony Lindgren wrote: >>> Currently we gpio-omap breaks if gpiochip_add() returns -EPROBE_DEFER: >>> >>> [ 0.570000] gpiochip_add: GPIOs 0..31 (gpio) failed to register >>> [ 0.570000] omap_gpio 48310000.gpio: Could not register gpio chip -517 >>> ... >>> [ 3.670000] omap_gpio 48310000.gpio: Unbalanced pm_runtime_enable! >> >> I have no objection to the patch itself. >> >> But I curious, How have you got this error output? Was it simulated? > > I ran into it when trying to get rid of all the custom initcalls > for various drivers. And especially if adding dts mappings for > gpio-ranges to try to find some solution for the 1.158 issue that > keeps me from having a mainline GPIO PM regresion test with > pinging wl12xx during off idle :) >
Ah. So, -EPROBE_DEFER was returned by of_gpiochip_add_pin_range(), I was not able to find a place where gpiochip_add() can return -EPROBE_DEFER ;) Thanks for clarification. -- regards, -grygorii -- To unsubscribe from this list: send the line "unsubscribe linux-gpio" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html
