Re: [RFC PATCH v3.1 08/27] mmc: sdhci: add a kernel configuration for enabling UHS-II support

Adrian Hunter
2020-11-26T08:15:17Z

On 6/11/20 4:27 am, AKASHI Takahiro wrote:
> This kernel configuration, CONFIG_MMC_SDHCI_UHS2, will be used
> in the following commits to indicate UHS-II specific code in sdhci
> controllers.

This patch needs to be combined with a patch that actually uses the config.

>
> Signed-off-by: Ben Chuang <ben.chuang@genesyslogic.com.tw>
> Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org>
> ---
> drivers/mmc/host/Kconfig | 9 +++++++++
> 1 file changed, 9 insertions(+)
>
> diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
> index 31481c9fcc2e..5ca9ac03db40 100644
> --- a/drivers/mmc/host/Kconfig
> +++ b/drivers/mmc/host/Kconfig
> @@ -89,6 +89,15 @@ config MMC_SDHCI_BIG_ENDIAN_32BIT_BYTE_SWAPPER
>
> This is the case for the Nintendo Wii SDHCI.
>
> +config MMC_SDHCI_UHS2
> + tristate "UHS2 support on SDHCI controller"
> + depends on MMC_SDHCI
> + help
> + This option is selected by SDHCI controller drivers that want to
> + support UHS2-capable devices.
> +
> + If you have a controller with this feature, say Y or M here.
> +
> config MMC_SDHCI_PCI
> tristate "SDHCI support on PCI bus"
> depends on MMC_SDHCI && PCI
>