From f94a1bed07e2af1c46ddcf2046cddd979ebfd994 Mon Sep 17 00:00:00 2001 From: Simon Glass Date: Thu, 5 Feb 2015 21:41:35 -0700 Subject: dm: Expand and complete Kconfig in drivers/ Expand the help messages for each driver. Add missing Kconfig for I2C, SPI flash and thermal. Signed-off-by: Simon Glass Reviewed-by: Masahiro Yamada --- drivers/gpio/Kconfig | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-) (limited to 'drivers/gpio/Kconfig') diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index d21302f8da9..b609e73bbaf 100644 --- a/drivers/gpio/Kconfig +++ b/drivers/gpio/Kconfig @@ -2,5 +2,8 @@ config DM_GPIO bool "Enable Driver Model for GPIO drivers" depends on DM help - If you want to use driver model for GPIO drivers, say Y. - To use legacy GPIO drivers, say N. + Enable driver model for GPIO access. The standard GPIO + interface (gpio_get_value(), etc.) is then implemented by + the GPIO uclass. Drivers provide methods to query the + particular GPIOs that they provide. The uclass interface + is defined in include/asm-generic/gpio.h. -- cgit v1.2.3