linux-kernel - Re: [PATCH V1 3/9] clk: sprd: add gate clock support

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Message-ID: <20170630014305.GK22780@codeaurora.org>
Date:   Thu, 29 Jun 2017 18:43:05 -0700
From:   Stephen Boyd <sboyd@...eaurora.org>
To:     Chunyan Zhang <zhang.lyra@...il.com>
Cc:     Chunyan Zhang <chunyan.zhang@...eadtrum.com>,
        Michael Turquette <mturquette@...libre.com>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>, linux-clk@...r.kernel.org,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
        "linux-arm-kernel@...ts.infradead.org" 
        <linux-arm-kernel@...ts.infradead.org>,
        Arnd Bergmann <arnd@...db.de>, Mark Brown <broonie@...nel.org>,
        Xiaolong Zhang <xiaolong.zhang@...eadtrum.com>,
        Orson Zhai <orson.zhai@...eadtrum.com>,
        Geng Ren <geng.ren@...eadtrum.com>,
        Ben Li <ben.li@...eadtrum.com>
Subject: Re: [PATCH V1 3/9] clk: sprd: add gate clock support

On 06/22, Chunyan Zhang wrote:
> On 20 June 2017 at 09:31, Stephen Boyd <sboyd@...eaurora.org> wrote:
> > On 06/18, Chunyan Zhang wrote:
> >> diff --git a/drivers/clk/sprd/Makefile b/drivers/clk/sprd/Makefile
> >> index 8f802b2..333e2b2 100644
> >> --- a/drivers/clk/sprd/Makefile
> >> +++ b/drivers/clk/sprd/Makefile
> >> @@ -1,3 +1,3 @@
> >>  ifneq ($(CONFIG_OF),)
> >> -obj-y        += ccu_common.o
> >> +obj-y        += ccu_common.o ccu_gate.o
> >
> > Can this be built as a module?
> 
> Since most of all Spreadtrum device drivers would depend on if clocks
> have been initialized, so we'd prefer to build this into the kernel
> image.

This isn't really a good reason, but OK. Hopefully nobody wants
to make a module for every driver on the system and jam the ones
needed to access the rootfs into a ramdisk. Don't worry, you
don't need to support modules here.

-- 
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