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-rw-r--r--drivers/mmc/core/Kconfig11
1 files changed, 11 insertions, 0 deletions
diff --git a/drivers/mmc/core/Kconfig b/drivers/mmc/core/Kconfig
index bb22ffd76ef..ef103871517 100644
--- a/drivers/mmc/core/Kconfig
+++ b/drivers/mmc/core/Kconfig
@@ -16,3 +16,14 @@ config MMC_UNSAFE_RESUME
This option sets a default which can be overridden by the
module parameter "removable=0" or "removable=1".
+
+config MMC_CLKGATE
+ bool "MMC host clock gating (EXPERIMENTAL)"
+ depends on EXPERIMENTAL
+ help
+ This will attempt to aggressively gate the clock to the MMC card.
+ This is done to save power due to gating off the logic and bus
+ noise when the MMC card is not in use. Your host driver has to
+ support handling this in order for it to be of any use.
+
+ If unsure, say N.