Hi Hayashi-san,
On Thu, Nov 24, 2022 at 1:36 AM Kunihiko Hayashi
<hayashi.kunihiko@xxxxxxxxxxxxx> 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@xxxxxxxxxxxxx>
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@xxxxxxxxxxxxxx
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
