Re: Armadaxp GPIO interrupts

[Andrew Lunn]

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
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