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-rw-r--r--drivers/mfd/Kconfig10
1 files changed, 10 insertions, 0 deletions
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 4e54b5b01295..94b45476893e 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -39,6 +39,16 @@ config MFD_CROS_EC_I2C
a checksum. Failing accesses will be retried three times to
improve reliability.
+config MFD_CROS_EC_SPI
+ tristate "ChromeOS Embedded Controller (SPI)"
+ depends on MFD_CROS_EC && SPI
+
+ ---help---
+ If you say Y here, you get support for talking to the ChromeOS EC
+ through a SPI bus, using a byte-level protocol. Since the EC's
+ response time cannot be guaranteed, we support ignoring
+ 'pre-amble' bytes before the response actually starts.
+
config MFD_88PM800
tristate "Support Marvell 88PM800"
depends on I2C=y && GENERIC_HARDIRQS