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| author | Simon Glass <sjg@chromium.org> | 2015-02-05 21:41:35 -0700 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2015-02-12 10:35:33 -0700 |
| commit | f94a1bed07e2af1c46ddcf2046cddd979ebfd994 (patch) | |
| tree | a05b119280cceeb6d16f2a4ebd510687c0971dbc /drivers/gpio | |
| parent | 2a4eeadd56e0760b33c7ebef383c105479a93cac (diff) | |
| download | u-boot-imx-f94a1bed07e2af1c46ddcf2046cddd979ebfd994.zip u-boot-imx-f94a1bed07e2af1c46ddcf2046cddd979ebfd994.tar.gz u-boot-imx-f94a1bed07e2af1c46ddcf2046cddd979ebfd994.tar.bz2 | |
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 <sjg@chromium.org>
Reviewed-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Diffstat (limited to 'drivers/gpio')
| -rw-r--r-- | drivers/gpio/Kconfig | 7 |
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig index d21302f..b609e73 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. |