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-rw-r--r--drivers/extcon/Kconfig12
1 files changed, 12 insertions, 0 deletions
diff --git a/drivers/extcon/Kconfig b/drivers/extcon/Kconfig
index 764f3a113e0a..6a1f7de6fa54 100644
--- a/drivers/extcon/Kconfig
+++ b/drivers/extcon/Kconfig
@@ -70,6 +70,18 @@ config EXTCON_PALMAS
 	  Say Y here to enable support for USB peripheral and USB host
 	  detection by palmas usb.
 
+config EXTCON_RT8973A
+	tristate "RT8973A EXTCON support"
+	depends on I2C
+	select IRQ_DOMAIN
+	select REGMAP_I2C
+	select REGMAP_IRQ
+	help
+	  If you say yes here you get support for the MUIC device of
+	  Richtek RT8973A. The RT8973A is a USB port accessory detector
+	  and switch that is optimized to protect low voltage system
+	  from abnormal high input voltage (up to 28V).
+
 config EXTCON_SM5502
 	tristate "SM5502 EXTCON support"
 	depends on I2C