Re: [PATCH 5/5] defconfig: msm: Enable CONFIG_MMC_SDHCI_IO_ACCESSORS

[Ulf Hansson]

On 18 August 2017 at 07:19, Vijay Viswanath <vviswana@xxxxxxxxxxxxxx> wrote:
> Enable CONFIG_MMC_SDHCI_IO_ACCESSORS so that SDHC controller specific
> register read and write APIs, if registered, can be used.
>
> Signed-off-by: Vijay Viswanath <vviswana@xxxxxxxxxxxxxx>
> ---
>  arch/arm64/configs/defconfig | 1 +
>  1 file changed, 1 insertion(+)
>
> diff --git a/arch/arm64/configs/defconfig b/arch/arm64/configs/defconfig
> index 65cdd87..a3c93ed 100644
> --- a/arch/arm64/configs/defconfig
> +++ b/arch/arm64/configs/defconfig
> @@ -398,6 +398,7 @@ CONFIG_MMC_SDHCI_CADENCE=y
>  CONFIG_MMC_SDHCI_TEGRA=y
>  CONFIG_MMC_MESON_GX=y
>  CONFIG_MMC_SDHCI_MSM=y
> +CONFIG_MMC_SDHCI_IO_ACCESSORS=y
>  CONFIG_MMC_SPI=y
>  CONFIG_MMC_SDHI=y
>  CONFIG_MMC_DW=y

CONFIG_MMC_SDHCI_IO_ACCESSORS is intended to be selected by those
SDHCI variants that needs it.

May therefore suggest you add a "select line" for MMC_SDHCI_MSM in
drivers/mmc/host/Kconfig:
select CONFIG_MMC_SDHCI_IO_ACCESSORS if ARM64

Kind regards
Uffe