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path: root/drivers/mmc/host/Kconfig
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-rw-r--r--drivers/mmc/host/Kconfig12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 3f8a5bb69e42..aca32075e12d 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -37,6 +37,18 @@ config MMC_SDHCI
If unsure, say N.
+config MMC_SDHCI_DYNAMIC_SDMEM_CLOCK
+ depends on MMC_SDHCI
+ bool "Dynamically control the card clock for SD memory devices"
+ default y
+ help
+ On certain embedded devices, leaving the card clock enabled to
+ SD memory devices with no active transactions can increase power
+ consumption. Enable this option to automatically disable the card
+ clock after transfers complete.
+
+ If unsure, say N here.
+
config MMC_SDHCI_PCI
tristate "SDHCI support on PCI bus"
depends on MMC_SDHCI && PCI