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    SubjectRe: [PATCH v7 2/2] mfd: syscon: Add hardware spinlock support
    On Mon, 25 Dec 2017, Baolin Wang wrote:

    > Some system control registers need hardware spinlock to synchronize
    > between the multiple subsystems, so we should add hardware spinlock
    > support for syscon.
    >
    > Signed-off-by: Baolin Wang <baolin.wang@linaro.org>
    > Acked-by: Rob Herring <robh@kernel.org>
    > ---
    > Changes since v6:
    > - Treat hwlock id 0 as valid for regmap.
    >
    > Changes since v5:
    > - Fix the case that hwspinlock is not enabled.
    >
    > Changes since v4:
    > - Add one exapmle to show how to add hwlock.
    > - Fix the coding style issue.
    >
    > Changes since v3:
    > - Add error handling for of_hwspin_lock_get_id()
    >
    > Changes since v2:
    > - Add acked tag from Rob.
    >
    > Changes since v1:
    > - Remove timeout configuration.
    > - Modify the binding file to add hwlocks.
    > ---
    > Documentation/devicetree/bindings/mfd/syscon.txt | 8 ++++++++
    > drivers/mfd/syscon.c | 19 +++++++++++++++++++
    > 2 files changed, 27 insertions(+)

    Applied, thanks.

    --
    Lee Jones
    Linaro Services Technical Lead
    Linaro.org │ Open source software for ARM SoCs
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