Re: [PATCH v3 4/5] pinctrl: mcp23s08: configure irq polarity using irq data

[Linus Walleij <linus.walleij@xxxxxxxxxx>]

On Thu, Nov 30, 2017 at 4:50 PM, Marc Zyngier <marc.zyngier@xxxxxxx> wrote:

> I'm clearly inclined to prefer the first solution. But maybe it is time
> to invent a "generic inverter" driver that could be reusable, just like
> we have a generic irqchip?

I'm leaning towards that we should create
compatible = "irqline-inverter"; irqchip and just slap that into
drivers/of/irq.c for everyone. *Maybe* with a Kconfig
for it if people worry about the extra bytes.

Yours,
Linus Walleij
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