linux-kernel - Re: [PATCH v6 2/6] clk: sunxi-ng: Add sun4i/sun7i CCU driver

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Message-ID: <20170717085449.runn4azmedh2kgwy@flea>
Date:   Mon, 17 Jul 2017 10:54:49 +0200
From:   Maxime Ripard <maxime.ripard@...e-electrons.com>
To:     Priit Laes <plaes@...es.org>
Cc:     Michael Turquette <mturquette@...libre.com>,
        Stephen Boyd <sboyd@...eaurora.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Chen-Yu Tsai <wens@...e.org>,
        Russell King <linux@...linux.org.uk>,
        Philipp Zabel <p.zabel@...gutronix.de>,
        linux-clk@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-kernel@...r.kernel.org,
        linux-sunxi@...glegroups.com, Jonathan Liu <net147@...il.com>
Subject: Re: [PATCH v6 2/6] clk: sunxi-ng: Add sun4i/sun7i CCU driver

Hi,

On Fri, Jul 14, 2017 at 05:49:24PM +0300, Priit Laes wrote:
> Introduce a clock controller driver for sun4i A10 and sun7i A20
> series SoCs.
> 
> Signed-off-by: Priit Laes <plaes@...es.org>
> ---
>  drivers/clk/sunxi-ng/Kconfig              |   13 +-
>  drivers/clk/sunxi-ng/Makefile             |    1 +-
>  drivers/clk/sunxi-ng/ccu-sun4i-a10.c      | 1454 ++++++++++++++++++++++-
>  drivers/clk/sunxi-ng/ccu-sun4i-a10.h      |   61 +-
>  include/dt-bindings/clock/sun4i-a10-ccu.h |  200 +++-
>  include/dt-bindings/clock/sun7i-a20-ccu.h |   53 +-
>  include/dt-bindings/reset/sun4i-a10-ccu.h |   69 +-
>  7 files changed, 1851 insertions(+)
>  create mode 100644 drivers/clk/sunxi-ng/ccu-sun4i-a10.c
>  create mode 100644 drivers/clk/sunxi-ng/ccu-sun4i-a10.h
>  create mode 100644 include/dt-bindings/clock/sun4i-a10-ccu.h
>  create mode 100644 include/dt-bindings/clock/sun7i-a20-ccu.h
>  create mode 100644 include/dt-bindings/reset/sun4i-a10-ccu.h
> 
> diff --git a/drivers/clk/sunxi-ng/Kconfig b/drivers/clk/sunxi-ng/Kconfig
> index 7342928..1b5cea9 100644
> --- a/drivers/clk/sunxi-ng/Kconfig
> +++ b/drivers/clk/sunxi-ng/Kconfig
> @@ -11,6 +11,19 @@ config SUN50I_A64_CCU
>  	default ARM64 && ARCH_SUNXI
>  	depends on (ARM64 && ARCH_SUNXI) || COMPILE_TEST
>  
> +config SUNXI_A10_CCU
> +	bool "Support for the Allwinner A10/A20 CCU"
> +	select SUNXI_CCU_DIV
> +	select SUNXI_CCU_MULT
> +	select SUNXI_CCU_NK
> +	select SUNXI_CCU_NKM
> +	select SUNXI_CCU_NM
> +	select SUNXI_CCU_MP
> +	select SUNXI_CCU_PHASE
> +	default MACH_SUN4I
> +	default MACH_SUN7I
> +	depends on MACH_SUN4I || MACH_SUN7I || COMPILE_TEST

I'm a bit late on this one, but I agree with Olliver, it should be
called SUN4I_A10. This is what we do for all the other symbols (and it
should be ordered as such).

> +
>  config SUN5I_CCU
>  	bool "Support for the Allwinner sun5i family CCM"
>  	default MACH_SUN5I
> diff --git a/drivers/clk/sunxi-ng/Makefile b/drivers/clk/sunxi-ng/Makefile
> index 0c45fa5..01e958c 100644
> --- a/drivers/clk/sunxi-ng/Makefile
> +++ b/drivers/clk/sunxi-ng/Makefile
> @@ -21,6 +21,7 @@ lib-$(CONFIG_SUNXI_CCU)		+= ccu_mp.o
>  obj-$(CONFIG_SUN50I_A64_CCU)	+= ccu-sun50i-a64.o
>  obj-$(CONFIG_SUN5I_CCU)		+= ccu-sun5i.o
>  obj-$(CONFIG_SUN6I_A31_CCU)	+= ccu-sun6i-a31.o
> +obj-$(CONFIG_SUNXI_A10_CCU)	+= ccu-sun4i-a10.o

The ordering is wrong here too.

Maxime

-- 
Maxime Ripard, Free Electrons
Embedded Linux and Kernel engineering
http://free-electrons.com

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