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[RFC,v3.2,08/29] mmc: sdhci: add a kernel configuration for enabling UHS-II support

Message ID 20210722040124.7573-8-jasonlai.genesyslogic@gmail.com
State New
Headers show
Series [RFC,v3.2,01/29] mmc: add UHS-II related definitions in public headers | expand

Commit Message

Lai Jason July 22, 2021, 4:01 a.m. UTC 
This kernel configuration, CONFIG_MMC_SDHCI_UHS2, will be used
in the following commits to indicate UHS-II specific code in sdhci
controllers.

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(+)

--
2.32.0
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Patch

diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index a4d4c757eea0..684539a65692 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