Re: [PATCH 1/7] mmc: dw_mmc: lookup for optional biu and ciu clocks

From: Thomas Abraham
Date: Thu May 10 2012 - 05:12:27 EST

On 2 May 2012 15:23, Russell King - ARM Linux <linux@xxxxxxxxxxxxxxxx> wrote:
> On Tue, May 01, 2012 at 10:07:40PM -0700, Thomas Abraham wrote:
>> Some platforms allow for clock gating and control of bus interface unit clock
>> and card interface unit clock. Add support for clock lookup of optional biu
>> and ciu clocks for clock gating and clock speed determination.
> As we're moving progressively towards the common clk API, which requires
> the new clk_prepare/clk_unprepare calls, new code should be using the
> dated API.  Please update this to do so (eg, by using clk_prepare_enable()
> instead of clk_enable() for the simple solution.)  Better solutions
> involve decoupling the two and only using clk_enable()/clk_disable() where
> you really need the clock to be on.

Thanks for your suggestion. I will modify this to use the
clk_prepare_enable and clk_disable_unprepare calls for now.

To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@xxxxxxxxxxxxxxx
More majordomo info at
Please read the FAQ at