dm: Expand and complete Kconfig in drivers/

[karo-tx-uboot.git] / drivers / serial / Kconfig

diff --git a/drivers/serial/Kconfig b/drivers/serial/Kconfig
index a0b6e02b5462e5fc515a28d7f40b04a46c22018d..c94353ba6acf44ac0f1c5360f11a8da86ce7f649 100644 (file)
--- a/drivers/serial/Kconfig
+++ b/drivers/serial/Kconfig
@@ -2,8 +2,10 @@ config DM_SERIAL
        bool "Enable Driver Model for serial drivers"
        depends on DM
        help
-         If you want to use driver model for serial drivers, say Y.
-         To use legacy serial drivers, say N.
+         Enable driver model for serial. This replaces
+         drivers/serial/serial.c with the serial uclass, which
+         implements serial_putc() etc. The uclass interface is
+         defined in include/serial.h.
 
 config UNIPHIER_SERIAL
        bool "UniPhier on-chip UART support"