Now that we are using devm_request_threaded_irq no need for
irq_demux_work and gpio->irq. Remove all its references.
Signed-off-by: NGeorge Cherian <george.cherian@ti.com>
Acked-by: NKuninori Morimoto <kuninori.morimoto.gx@renesas.com>
Signed-off-by: NLinus Walleij <linus.walleij@linaro.org>