linux-kernel - Re: [linux-sunxi] [RFC PATCH 1/9] ARM: add CONFIG_ARCH_SUNXI_V7 for differentiate ARMv5/v7 Allwinner SoCs

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Message-ID: <CAGRGNgU+CZg3TzwzqoGQ1jykGZ1D-=S-DEzE9vU4=1rdVcfgLA@mail.gmail.com>
Date:   Sat, 20 Jan 2018 14:04:48 +1100
From:   Julian Calaby <julian.calaby@...il.com>
To:     icenowy@...c.io
Cc:     Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>,
        Russell King <linux@...linux.org.uk>,
        Daniel Lezcano <daniel.lezcano@...aro.org>,
        Marc Zyngier <marc.zyngier@....com>,
        Linus Walleij <linus.walleij@...aro.org>,
        devicetree <devicetree@...r.kernel.org>,
        "Mailing List, Arm" <linux-arm-kernel@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
        "open list:COMMON CLK FRAMEWORK" <linux-clk@...r.kernel.org>,
        linux-gpio@...r.kernel.org,
        linux-sunxi <linux-sunxi@...glegroups.com>
Subject: Re: [linux-sunxi] [RFC PATCH 1/9] ARM: add CONFIG_ARCH_SUNXI_V7 for
 differentiate ARMv5/v7 Allwinner SoCs

Hi Icenowy,

On Sat, Jan 20, 2018 at 10:17 AM, Icenowy Zheng <icenowy@...c.io> wrote:
> Allwinner also has some ARMv5 SoCs.
>
> In order to add support for them, add a CONFIG_ARCH_SUNXI_V7 option that
> is selectable when ARMv7 is selceted, and make CONFIG_ARCH_SUNXI a
> common bool config which is selected by both V7 and V5 sunxi option.
>
> The ARMv7 defconfigs are modified to have the new CONFIG_ARCH_SUNXI_V7
> option.
>
> Signed-off-by: Icenowy Zheng <icenowy@...c.io>
> ---
>  arch/arm/configs/multi_v7_defconfig |  2 +-
>  arch/arm/configs/sunxi_defconfig    |  2 +-
>  arch/arm/mach-sunxi/Kconfig         | 14 ++++++++++++--
>  arch/arm/mach-sunxi/Makefile        |  2 +-
>  4 files changed, 15 insertions(+), 5 deletions(-)
>
> diff --git a/arch/arm/mach-sunxi/Kconfig b/arch/arm/mach-sunxi/Kconfig
> index 58153cdf025b..65509a35935f 100644
> --- a/arch/arm/mach-sunxi/Kconfig
> +++ b/arch/arm/mach-sunxi/Kconfig
> @@ -1,6 +1,16 @@
> -menuconfig ARCH_SUNXI
> +config ARCH_SUNXI
> +       bool
> +       select ARCH_HAS_RESET_CONTROLLER
> +       select CLKSRC_MMIO
> +       select GENERIC_IRQ_CHIP
> +       select GPIOLIB
> +       select PINCTRL
> +       select RESET_CONTROLLER
> +
> +menuconfig ARCH_SUNXI_V7
>         bool "Allwinner SoCs"
>         depends on ARCH_MULTI_V7
> +       select ARCH_SUNXI
>         select ARCH_HAS_RESET_CONTROLLER
>         select CLKSRC_MMIO
>         select GENERIC_IRQ_CHIP

Shouldn't you remove all the common ARCH_SUNXI selects from ARCH_SUNXI_v7?

Thanks,

-- 
Julian Calaby

Email: julian.calaby@...il.com
Profile: http://www.google.com/profiles/julian.calaby/