linux-kernel - Re: [PATCH] gpio: rcar: Enable r8a7795 for ARM64

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Date:	Tue, 25 Aug 2015 10:58:16 +0200
From:	Geert Uytterhoeven <geert@...ux-m68k.org>
To:	Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
Cc:	Simon <horms@...ge.net.au>,
	Linus Walleij <linus.walleij@...aro.org>,
	Magnus <magnus.damm@...il.com>,
	Linux-sh list <linux-sh@...r.kernel.org>,
	Alexandre Courbot <gnurou@...il.com>,
	"linux-gpio@...r.kernel.org" <linux-gpio@...r.kernel.org>,
	"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH] gpio: rcar: Enable r8a7795 for ARM64

Hi Morimoto-san,

On Tue, Aug 25, 2015 at 10:39 AM, Kuninori Morimoto
<kuninori.morimoto.gx@...esas.com> wrote:
> 8cd1470("gpio: rcar: Add r8a7795 (R-Car H3) support") adds
> GPIO support for r8a7795. r8a7795 based on CONFIG_ARM64.
> This patch enables r8a7795 on ARM64.
>
> Signed-off-by: Kuninori Morimoto <kuninori.morimoto.gx@...esas.com>
> ---
>  drivers/gpio/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
> index b4fc9e4..5d083f7 100644
> --- a/drivers/gpio/Kconfig
> +++ b/drivers/gpio/Kconfig
> @@ -356,7 +356,7 @@ config GPIO_PXA
>
>  config GPIO_RCAR
>         tristate "Renesas R-Car GPIO"
> -       depends on ARM && (ARCH_SHMOBILE || COMPILE_TEST)
> +       depends on (ARM || ARM64) && (ARCH_SHMOBILE || COMPILE_TEST)

As this driver seems to compile fine on non-ARM, what about relaxing the
dependency to

    depends on ARCH_SHMOBILE || COMPILE_TEST

instead?

Gr{oetje,eeting}s,

                        Geert

--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@...ux-m68k.org

In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
                                -- Linus Torvalds
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