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Re: [PATCH v2 6/8] mfd: exynos-lpass: Add support for clocks

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  Re: [PATCH v2 6/8] mfd: exynos-lpass: Add support for clocks Rob Herring <robh@kernel.org> - 2017-02-01 14:30 +0100

#1571553 — Re: [PATCH v2 6/8] mfd: exynos-lpass: Add support for clocks

On Thu, Jan 26, 2017 at 09:33:52AM +0100, Marek Szyprowski wrote:
> Exynos LPASS requires some clocks to be enabled to make any access to its
> registers. This patch adds code for handling such clocks. For current set
> of registers it is enough to keep sfr0_ctrl clock enabled. Till now it
> worked only because those clocks were enabled by bootloader and driver
> probe() happened before they were disabled by clock core because of lack
> of users. Handling those clocks is also needed to make it possible to
> enable support for audio power domain.
> 
> This patch requires adding sfr0_ctrl clock to device tree.
> 
> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com>
> ---
>  .../devicetree/bindings/mfd/samsung,exynos5433-lpass.txt       |  6 ++++++

Acked-by: Rob Herring <robh@kernel.org>

>  drivers/mfd/exynos-lpass.c                                     | 10 ++++++++++
>  2 files changed, 16 insertions(+)

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