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Date: Tue, 29 Nov 2022 17:49:26 +0100 From: Geert Uytterhoeven <geert@...ux-m68k.org> To: Kunihiko Hayashi <hayashi.kunihiko@...ionext.com> Cc: Mark Brown <broonie@...nel.org>, Rob Herring <robh+dt@...nel.org>, Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>, linux-spi@...r.kernel.org, devicetree@...r.kernel.org, linux-kernel@...r.kernel.org Subject: Re: [PATCH v3 2/2] spi: Add Socionext F_OSPI SPI flash controller driver Hi Hayashi-san, On Thu, Nov 24, 2022 at 1:36 AM Kunihiko Hayashi <hayashi.kunihiko@...ionext.com> wrote: > Introduce Socionext F_OSPI controller driver. This controller is used to > communicate with slave devices such as SPI Flash memories. It supports > 4 slave devices and up to 8-bit wide bus, but supports master mode only. > > This driver uses spi-mem framework for SPI flash memory access, and > can only operate indirect access mode and single data rate mode. > > Signed-off-by: Kunihiko Hayashi <hayashi.kunihiko@...ionext.com> Thanks for your patch, which is now commit 1b74dd64c8612619 ("spi: Add Socionext F_OSPI SPI flash controller driver") in spi/for-next. > --- a/drivers/spi/Kconfig > +++ b/drivers/spi/Kconfig > @@ -906,6 +906,15 @@ config SPI_SLAVE_MT27XX > say Y or M here.If you are not sure, say N. > SPI slave drivers for Mediatek MT27XX series ARM SoCs. > > +config SPI_SN_F_OSPI > + tristate "Socionext F_OSPI SPI flash controller" > + depends on OF && HAS_IOMEM > + depends on SPI_MEM On which systems is this hardware block found? Perhaps this should depend on ARCH_UNIPHIER || COMPILE_TEST? > + help > + This enables support for the Socionext F_OSPI controller > + for connecting an SPI Flash memory over up to 8-bit wide bus. > + It supports indirect access mode only. > + > config SPI_SPRD > tristate "Spreadtrum SPI controller" > depends on ARCH_SPRD || COMPILE_TEST 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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