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Message-ID: <98a9d355-80fe-ad48-e5c4-552e88e1c499@intel.com>
Date: Thu, 26 Nov 2020 10:14:36 +0200
From: Adrian Hunter <adrian.hunter@...el.com>
To: AKASHI Takahiro <takahiro.akashi@...aro.org>,
ulf.hansson@...aro.org
Cc: linux-mmc@...r.kernel.org, linux-kernel@...r.kernel.org,
ben.chuang@...esyslogic.com.tw, greg.tu@...esyslogic.com.tw
Subject: Re: [RFC PATCH v3.1 08/27] mmc: sdhci: add a kernel configuration for
enabling UHS-II support
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@...esyslogic.com.tw>
> Signed-off-by: AKASHI Takahiro <takahiro.akashi@...aro.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
>
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