On Sat, Aug 08, 2015 at 02:24:04AM +0530, raghu MG wrote: > Hi Andrew, > I added these entries into armada-xp-gp.dtb > gpio_rtm { > compatible = "gpio-rtm"; > #address-cells = <1>; > #size-cells = <0>; > pinctrl-0 = <&keys_pin>; > pinctrl-names = "default"; > > rtm@57 { > label = "RTM JACKINOUT"; > gpios = <&gpio1 26 GPIO_ACTIVE_LOW>; /* GPIO 57 */ > }; > }; > > So I understand the leaf nodes are specific purpose of > GPIOs(input:keyboard,mouse,touchpad etc). > 1)For the board I am working needs different implementation for GPIO > 57 unlike input devices drivers driving GPIOs. > 2)To implement the functionality I need to write driver specific to my > board which will implement event specific to requirements. > I hope I am going right here, can you name a simple driver(kernel > source) where it would make my driver development easy.
Given the name "RTM JACKINOUT", how about sound/soc/soc-jack.c Andrew -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majord...@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/