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Date:   Mon, 1 Feb 2021 20:21:35 -0800
From:   Moritz Fischer <mdf@kernel.org>
To:     Alexandru Ardelean <alexandru.ardelean@analog.com>
Cc:     linux-clk@vger.kernel.org, devicetree@vger.kernel.org,
        linux-kernel@vger.kernel.org, mturquette@baylibre.com,
        sboyd@kernel.org, robh+dt@kernel.org, lars@metafoo.de,
        linux-fpga@vger.kernel.org, mdf@kernel.org, ardeleanalex@gmail.com,
        Dragos Bogdan <dragos.bogdan@analog.com>
Subject: Re: [PATCH v3 1/4] clk: axi-clkgen: replace ARCH dependencies with
 driver deps
Message-ID: <YBjTT7pRUMxnuM9s@epycbox.lan>
References: <20210201151245.21845-1-alexandru.ardelean@analog.com>
 <20210201151245.21845-2-alexandru.ardelean@analog.com>
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In-Reply-To: <20210201151245.21845-2-alexandru.ardelean@analog.com>
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On Mon, Feb 01, 2021 at 05:12:42PM +0200, Alexandru Ardelean wrote:
> The intent is to be able to run this driver to access the IP core in setups
> where FPGA board is also connected via a PCIe bus. In such cases the number
> of combinations explodes, where the host system can be an x86 with Xilinx
> Zynq/ZynqMP/Microblaze board connected via PCIe.
> Or even a ZynqMP board with a ZynqMP/Zynq/Microblaze connected via PCIe.
> 
> To accommodate for these cases, this change removes the limitation for this
> driver to be compilable only on Zynq/Microblaze architectures.
> And adds dependencies on the mechanisms required by the driver to work (OF
> and HAS_IOMEM).
> 
> Signed-off-by: Dragos Bogdan <dragos.bogdan@analog.com>
> Signed-off-by: Alexandru Ardelean <alexandru.ardelean@analog.com>
Reviewed-by: Moritz Fischer <mdf@kernel.org>
> ---
>  drivers/clk/Kconfig | 3 ++-
>  1 file changed, 2 insertions(+), 1 deletion(-)
> 
> diff --git a/drivers/clk/Kconfig b/drivers/clk/Kconfig
> index 85856cff506c..cee1d4e657bc 100644
> --- a/drivers/clk/Kconfig
> +++ b/drivers/clk/Kconfig
> @@ -247,7 +247,8 @@ config CLK_TWL6040
>  
>  config COMMON_CLK_AXI_CLKGEN
>  	tristate "AXI clkgen driver"
> -	depends on ARCH_ZYNQ || MICROBLAZE || COMPILE_TEST
> +	depends on HAS_IOMEM || COMPILE_TEST
> +	depends on OF
>  	help
>  	  Support for the Analog Devices axi-clkgen pcore clock generator for Xilinx
>  	  FPGAs. It is commonly used in Analog Devices' reference designs.
> -- 
> 2.17.1
> 

Thanks,
Moritz