Re: [PATCH] spi: pl022: Add clk_{un}prepare() support in runtime PM

From: Linus Walleij
Date: Mon Sep 17 2012 - 09:39:57 EST


On Mon, Sep 17, 2012 at 12:37 PM, Vipul Kumar Samar
<vipulkumar.samar@xxxxxx> wrote:

> clk_{un}prepare is mandatory for platforms using common clock framework. Add
> clk_{un}prepare() support for spi-pl022 runtime PM.
>
> Signed-off-by: Vipul Kumar Samar <vipulkumar.samar@xxxxxx>

This driver does clk_prepare/unprepare at probe
and removed, so I guess what you're trying to say is that
on your platform the clk_unprepare() process context call
is needed to save power?

Please elaborate...

Yours,
Linus Walleij
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/