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-rw-r--r--drivers/i2c/Kconfig15
1 files changed, 14 insertions, 1 deletions
diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
index 7b7ea320a258..b51a402752c4 100644
--- a/drivers/i2c/Kconfig
+++ b/drivers/i2c/Kconfig
@@ -2,7 +2,9 @@
# I2C subsystem configuration
#
-menuconfig I2C
+menu "I2C support"
+
+config I2C
tristate "I2C support"
select RT_MUTEXES
---help---
@@ -21,6 +23,15 @@ menuconfig I2C
This I2C support can also be built as a module. If so, the module
will be called i2c-core.
+config ACPI_I2C_OPREGION
+ bool "ACPI I2C Operation region support"
+ depends on I2C=y && ACPI
+ default y
+ help
+ Say Y here if you want to enable ACPI I2C operation region support.
+ Operation Regions allow firmware (BIOS) code to access I2C slave devices,
+ such as smart batteries through an I2C host controller driver.
+
if I2C
config I2C_BOARDINFO
@@ -124,3 +135,5 @@ config I2C_DEBUG_BUS
on.
endif # I2C
+
+endmenu