linux-kernel - Re: [PATCH/RFC 7/8] ARM: shmobile: Remove the ARCH

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Message-ID: <20180423092011.qnhcorgcu2j5hrls@verge.net.au>
Date:   Mon, 23 Apr 2018 11:20:14 +0200
From:   Simon Horman <horms@...ge.net.au>
To:     Geert Uytterhoeven <geert+renesas@...der.be>
Cc:     Magnus Damm <magnus.damm@...il.com>,
        Russell King <linux@...linux.org.uk>,
        Catalin Marinas <catalin.marinas@....com>,
        Will Deacon <will.deacon@....com>,
        Dan Williams <dan.j.williams@...el.com>,
        Vinod Koul <vinod.koul@...el.com>,
        Mauro Carvalho Chehab <mchehab@...nel.org>,
        Sergei Shtylyov <sergei.shtylyov@...entembedded.com>,
        "David S . Miller" <davem@...emloft.net>,
        Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>,
        Jaroslav Kysela <perex@...ex.cz>,
        Takashi Iwai <tiwai@...e.com>, Arnd Bergmann <arnd@...db.de>,
        Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>,
        Laurent Pinchart <laurent.pinchart@...asonboard.com>,
        linux-renesas-soc@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, dmaengine@...r.kernel.org,
        linux-media@...r.kernel.org, netdev@...r.kernel.org,
        devel@...verdev.osuosl.org, alsa-devel@...a-project.org,
        linux-kernel@...r.kernel.org
Subject: Re: [PATCH/RFC 7/8] ARM: shmobile: Remove the ARCH_SHMOBILE Kconfig
 symbol

On Fri, Apr 20, 2018 at 03:28:33PM +0200, Geert Uytterhoeven wrote:
> All drivers for Renesas ARM SoCs have gained proper ARCH_RENESAS
> platform dependencies.  Hence finish the conversion from ARCH_SHMOBILE
> to ARCH_RENESAS for Renesas 32-bit ARM SoCs, as started by commit
> 9b5ba0df4ea4f940 ("ARM: shmobile: Introduce ARCH_RENESAS").
> 
> Signed-off-by: Geert Uytterhoeven <geert+renesas@...der.be>
> ---
> This depends on the previous patches in this series, hence the RFC.
> 
> JFTR, after this, the following symbols for drivers supporting only
> Renesas SuperH "SH-Mobile" SoCs can no longer be selected:
>   - CONFIG_KEYBOARD_SH_KEYSC,
>   - CONFIG_VIDEO_SH_VOU,
>   - CONFIG_VIDEO_SH_MOBILE_CEU,
>   - CONFIG_DRM_SHMOBILE[*],
>   - CONFIG_FB_SH_MOBILE_MERAM.
> (changes for a shmobile_defconfig .config)
> 
> [*] CONFIG_DRM_SHMOBILE has a dependency on ARM, but it was never wired
>     up.  From the use of sh_mobile_meram, I guess it was meant for
>     SH-Mobile AP4 on Mackerel or AP4EVB, which are long gone.
>     So the only remaining upstream platforms that could make use of it
>     are legacy SuperH SH-Mobile SoCs?

That sounds about right. If there is interest I can sift through my mail
archive and see if it yields any answers.