[<prev] [next>] [<thread-prev] [thread-next>] [day] [month] [year] [list]
Message-id: <55555176.3060703@samsung.com>
Date: Fri, 15 May 2015 10:52:54 +0900
From: Joonyoung Shim <jy0922.shim@...sung.com>
To: Stephen Boyd <sboyd@...eaurora.org>
Cc: linux-clk@...r.kernel.org, linux-kernel@...r.kernel.org,
mturquette@...aro.org, haojian.zhuang@...il.com,
james.hogan@...tec.com
Subject: Re: [PATCH 1/2] clk: divider: don't set_rate with
CLK_DIVIDER_READ_ONLY flag
Hi Stephen,
On 05/13/2015 08:59 AM, Stephen Boyd wrote:
> On 04/07, Joonyoung Shim wrote:
>> Even if use CLK_DIVIDER_READ_ONLY flag, divider setting can be changed
>> by set_rate callback. Don't change divider setting from set_rate
>> callback of divider with CLK_DIVIDER_READ_ONLY flag.
>>
>> Signed-off-by: Joonyoung Shim <jy0922.shim@...sung.com>
>> ---
>
> Is the rate actually changing? Or is it just a problem that we
> may be writing the register to the same value it already is?
>
If rate and parant_rate are different, it can write the register to
different value. Even if the value is same but i think it's unnecessary
to re-write the register.
Thanks.
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Powered by blists - more mailing lists