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From: Xing Zheng <zhengxing@rock-chips.com>
To: Doug Anderson <dianders@chromium.org>
Cc: "Heiko Stübner" <heiko@sntech.de>,
	"elaine zhang" <elaine.zhang@rock-chips.com>,
	"Tao Huang" <huangtao@rock-chips.com>,
	"Brian Norris" <briannorris@chromium.org>,
	"Yakir Yang" <ykk@rock-chips.com>,
	"Michael Turquette" <mturquette@baylibre.com>,
	"Stephen Boyd" <sboyd@codeaurora.org>,
	linux-clk <linux-clk@vger.kernel.org>,
	"linux-arm-kernel@lists.infradead.org"
	<linux-arm-kernel@lists.infradead.org>,
	"open list:ARM/Rockchip SoC..."
	<linux-rockchip@lists.infradead.org>,
	"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] clk: rockchip: add pclk_vio_grf to critical clock on the RK3399
Date: Tue, 14 Jun 2016 11:02:09 +0800	[thread overview]
Message-ID: <575F73B1.9000703@rock-chips.com> (raw)
In-Reply-To: <CAD=FV=WhaN__psCV_hYoc67gZMpCt_9yp5=vR-C4uc8i39RAaA@mail.gmail.com>

Hi Doug,

On 2016年06月14日 07:46, Doug Anderson wrote:
>
> Even if it's not much power, it seems like we should still turn it off
> and on in the right place.  Unless I'm mistaken it should be such a
> simple patch provide the clock to the right driver and then get the
> clock when appropriate.
Yes, I talked with Yakir and we intent to enable/disable the 
pclk_vio_grf in video drivers,
so this patch will be dropped.
>> I will refer the latest TRM to update a new patch for always enable these
>> GRFs.
> Does that mean you're going to make these all critical clocks?  That
> doesn't sound so great...
>
> -Doug
Maybe, I heard that they are removed in the updated TRM, but I have not 
got the TRM yet.
I will double check it, and it seems that you do not agree to remove 
these clock...

Thanks.

-- 
- Xing Zheng

  reply	other threads:[~2016-06-14  3:02 UTC|newest]

Thread overview: 8+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-06-12  9:48 [PATCH] clk: rockchip: add pclk_vio_grf to critical clock on the RK3399 Xing Zheng
2016-06-12 21:32 ` Doug Anderson
2016-06-13  3:10   ` Xing Zheng
2016-06-13  3:30     ` Xing Zheng
2016-06-13 23:46     ` Doug Anderson
2016-06-14  3:02       ` Xing Zheng [this message]
2016-06-14  3:49         ` Doug Anderson
2016-06-14  6:43           ` Heiko Stübner

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