linux-kernel - Re: [PATCH 1/2] platform: goldfish: Allow goldfish virtual platform drivers for RISCV

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Date:   Wed, 25 Sep 2019 06:43:08 +0200
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     Anup Patel <Anup.Patel@....com>
Cc:     Palmer Dabbelt <palmer@...ive.com>,
        Paul Walmsley <paul.walmsley@...ive.com>,
        Albert Ou <aou@...s.berkeley.edu>,
        Roman Kiryanov <rkir@...gle.com>,
        Atish Patra <Atish.Patra@....com>,
        Alistair Francis <Alistair.Francis@....com>,
        Christoph Hellwig <hch@...radead.org>,
        Anup Patel <anup@...infault.org>,
        "linux-riscv@...ts.infradead.org" <linux-riscv@...ts.infradead.org>,
        "linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>
Subject: Re: [PATCH 1/2] platform: goldfish: Allow goldfish virtual platform
 drivers for RISCV

On Wed, Sep 25, 2019 at 04:30:03AM +0000, Anup Patel wrote:
> We will be using some of the Goldfish virtual platform devices (such
> as RTC) on QEMU RISC-V virt machine so this patch enables goldfish
> kconfig option for RISC-V architecture.
> 
> Signed-off-by: Anup Patel <anup.patel@....com>
> ---
>  drivers/platform/goldfish/Kconfig | 2 +-
>  1 file changed, 1 insertion(+), 1 deletion(-)
> 
> diff --git a/drivers/platform/goldfish/Kconfig b/drivers/platform/goldfish/Kconfig
> index 77b35df3a801..0ba825030ffe 100644
> --- a/drivers/platform/goldfish/Kconfig
> +++ b/drivers/platform/goldfish/Kconfig
> @@ -1,7 +1,7 @@
>  # SPDX-License-Identifier: GPL-2.0-only
>  menuconfig GOLDFISH
>  	bool "Platform support for Goldfish virtual devices"
> -	depends on X86_32 || X86_64 || ARM || ARM64 || MIPS
> +	depends on X86_32 || X86_64 || ARM || ARM64 || MIPS || RISCV

Why does this depend on any of these?  Can't we just have:

>  	depends on HAS_IOMEM

And that's it?

thanks,

greg k-h