On 8/22/2017 3:08 PM, Ulf Hansson wrote:

On 18 August 2017 at 07:19, Vijay Viswanath [off-list ref] wrote:

quoted

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 <redacted>
---
  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

Will do this way. Thanks!

Kind regards
Uffe
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