linux-kernel - Re: [PATCH] clk: Hi6220: enable stub clock driver for ARCH

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Date:	Mon, 8 Aug 2016 11:23:31 +0530
From:	Amit Kucheria <amit.kucheria@...durent.com>
To:	Leo Yan <leo.yan@...aro.org>
Cc:	Michael Turquette <mturquette@...libre.com>,
	Stephen Boyd <sboyd@...eaurora.org>,
	Jiancheng Xue <xuejiancheng@...ilicon.com>,
	Philipp Zabel <p.zabel@...gutronix.de>,
	Rob Herring <robh@...nel.org>, linux-clk@...r.kernel.org,
	LKML <linux-kernel@...r.kernel.org>,
	Dietmar Eggemann <dietmar.eggemann@....com>,
	Guodong Xu <guodong.xu@...aro.org>
Subject: Re: [PATCH] clk: Hi6220: enable stub clock driver for ARCH_HISI

On Mon, Aug 8, 2016 at 9:07 AM, Leo Yan <leo.yan@...aro.org> wrote:
> In current kernel config 'CONFIG_STUB_CLK_HI6220' is disabled by
> default, as result stub clock driver has not been registered and
> CPUFreq driver cannot work.

I have a related patch that has been pending for a while:
https://lkml.org/lkml/2016/6/20/375 but it was tied only to the
thermal driver.

Is the stub mandatory for the architecture? Will other SoCs in the
family will use the same stub?


> This patch is to enable stub clock driver in config for ARCH_HISI.
>
> Reported-by: Dietmar Eggemann <dietmar.eggemann@....com>
> Signed-off-by: Leo Yan <leo.yan@...aro.org>
> ---
>  drivers/clk/hisilicon/Kconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/drivers/clk/hisilicon/Kconfig b/drivers/clk/hisilicon/Kconfig
> index 3f537a0..9e0a95e 100644
> --- a/drivers/clk/hisilicon/Kconfig
> +++ b/drivers/clk/hisilicon/Kconfig
> @@ -23,5 +23,6 @@ config RESET_HISI
>  config STUB_CLK_HI6220
>         bool "Hi6220 Stub Clock Driver"
>         depends on COMMON_CLK_HI6220 && MAILBOX
> +       default ARCH_HISI
>         help
>           Build the Hisilicon Hi6220 stub clock driver.
> --
> 1.9.1
>