linux-kernel - Re: [PATCH 2/4] clk: rockchip: RK3288: add suspend and resume

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Message-ID: <CAD=FV=Vuwhsf4FeL6ZkB5dguEWxawWOeA6Ex-3mZdepX1bZKsA@mail.gmail.com>
Date:	Wed, 15 Oct 2014 20:34:21 -0700
From:	Doug Anderson <dianders@...omium.org>
To:	Chris <zyw@...k-chips.com>
Cc:	Heiko Stuebner <heiko@...ech.de>,
	Mike Turquette <mturquette@...aro.org>,
	Ian Campbell <ijc+devicetree@...lion.org.uk>,
	"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
	Kumar Gala <galak@...eaurora.org>,
	Russell King <linux@....linux.org.uk>,
	linux-rockchip@...ts.infradead.org,
	Rob Herring <robh+dt@...nel.org>,
	Pawel Moll <pawel.moll@....com>,
	Mark Rutland <mark.rutland@....com>,
	"linux-arm-kernel@...ts.infradead.org" 
	<linux-arm-kernel@...ts.infradead.org>,
	Tony Xie <xxx@...k-chips.com>
Subject: Re: [PATCH 2/4] clk: rockchip: RK3288: add suspend and resume

Chris,

On Wed, Oct 15, 2014 at 1:48 PM,  <zyw@...k-chips.com> wrote:
> From: Chris Zhong <zyw@...k-chips.com>
>
> save and restore some clks, which might be changed in suspend.
>
> Signed-off-by: Tony Xie <xxx@...k-chips.com>
> Signed-off-by: Chris Zhong <zyw@...k-chips.com>
> ---
>
>  drivers/clk/rockchip/clk-rk3288.c |   61 +++++++++++++++++++++++++++++++++++++
>  1 file changed, 61 insertions(+)

Put this as patch set #1?  It's safe to do this first and the other
patch won't work without it (right?)


> +static int rk3288_clk_suspend(void)
> +{
> +       int i, reg_id;
> +
> +       for (i = 0; i < ARRAY_SIZE(rk3288_saved_cru_reg_ids); i++) {
> +               reg_id = rk3288_saved_cru_reg_ids[i];
> +
> +               rk3288_saved_cru_regs[i] =
> +                               __raw_readl(rk3288_cru_base + reg_id);

As talked about off-list, should probably not be the __raw version
here and elsewhere in this file.
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