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    SubjectRe: [PATCH 01/12] irqdomain: add bus token DOMAIN_BUS_WAKEUP
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    Quoting Lina Iyer (2019-11-14 10:35:10)
    > A single controller can handle normal interrupts and wake-up interrupts
    > independently, with a different numbering space. It is thus crucial to
    > allow the driver for such a controller discriminate between the two.
    >
    > A simple way to do so is to tag the wake-up irqdomain with a "bus token"
    > that indicates the wake-up domain. This slightly abuses the notion of
    > bus, but also radically simplifies the design of such a driver. Between
    > two evils, we choose the least damaging.
    >
    > Suggested-by: Stephen Boyd <swboyd@chromium.org>
    > Signed-off-by: Lina Iyer <ilina@codeaurora.org>
    > ---

    Reviewed-by: Stephen Boyd <swboyd@chromium.org>

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