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-rw-r--r--drivers/i2c/Kconfig1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/i2c/Kconfig b/drivers/i2c/Kconfig
index d7ece131b4f..8d8a00e5a30 100644
--- a/drivers/i2c/Kconfig
+++ b/drivers/i2c/Kconfig
@@ -5,6 +5,7 @@
menuconfig I2C
tristate "I2C support"
depends on HAS_IOMEM
+ select RT_MUTEXES
---help---
I2C (pronounce: I-square-C) is a slow serial bus protocol used in
many micro controller applications and developed by Philips. SMBus,