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Wed, 09 Jan 2019 11:04:04 -0800 (PST) Subject: Re: [PATCH v5 1/2] spi: Add Renesas R-Car Gen3 RPC-IF SPI controller driver To: Geert Uytterhoeven Cc: Mason Yang , Mark Brown , Marek Vasut , Linux Kernel Mailing List , linux-spi , Boris Brezillon , Linux-Renesas , Geert Uytterhoeven , juliensu@mxic.com.tw, Simon Horman , zhengxunli@mxic.com.tw References: <1546921020-20436-1-git-send-email-masonccyang@mxic.com.tw> <1546921020-20436-2-git-send-email-masonccyang@mxic.com.tw> <74a5fba6-a77e-f71b-ce49-405fee8e0fda@cogentembedded.com> From: Sergei Shtylyov Organization: Cogent Embedded Message-ID: Date: Wed, 9 Jan 2019 22:04:02 +0300 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:52.0) Gecko/20100101 Thunderbird/52.2.1 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Language: en-MW Content-Transfer-Encoding: 8bit Sender: linux-renesas-soc-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-renesas-soc@vger.kernel.org On 01/09/2019 09:49 PM, Geert Uytterhoeven wrote: >>> Add a driver for Renesas R-Car Gen3 RPC-IF SPI controller. >>> >>> Signed-off-by: Mason Yang >> >> You now need to add: >> >> Signed-off-by: Sergei Shtylyov > >>> --- a/drivers/spi/Kconfig >>> +++ b/drivers/spi/Kconfig >>> @@ -544,6 +544,12 @@ config SPI_RSPI >>> help >>> SPI driver for Renesas RSPI and QSPI blocks. >>> >>> +config SPI_RENESAS_RPC_IF >> >> Since the driver is called without -IF suffix, I wouldn't use it in the >> Kconfig name either, the following is enough: >> >>> + tristate "Renesas R-Car Gen3 RPC-IF SPI controller" >>> + depends on ARCH_RENESAS || COMPILE_TEST >> >> Judging on the compilation error reported by the 0-day bot about readq(), >> we now need to depend on 64BIT or something... > > IIRC, this hardware block is also used on RZ/A, which is 32-bit. I'm not seeing it in the "RZ/A1H Group, RZ/A1M Group User’s Manual: Hardware" Rev 3.00. What SoC did you have in mind? > Gr{oetje,eeting}s, > > Geert MBR, Sergei