i2c: MPC8349E-mITX Power Management and GPIO expander driver

On MPC8349E-mITX, MPC8315E-RDB and MPC837x-RDB boards there is a
Freescale MC9S08QG8 (MCU) chip with the custom firmware
pre-programmed. The chip is used to power-off the board by the
software, and to control some GPIO pins.

Signed-off-by: Anton Vorontsov <avorontsov@ru.mvista.com>
Signed-off-by: Kumar Gala <galak@kernel.crashing.org>

1 files changed, 11 insertions, 0 deletions

diff --git a/drivers/i2c/chips/Kconfig b/drivers/i2c/chips/Kconfig
index a95cb9465d65..17356827b93d 100644
--- a/drivers/i2c/chips/Kconfig
+++ b/drivers/i2c/chips/Kconfig
@@ -172,4 +172,15 @@ config MENELAUS
           and other features that are often used in portable devices like
           cell phones and PDAs.
 
+config MCU_MPC8349EMITX
+        tristate "MPC8349E-mITX MCU driver"
+        depends on I2C && PPC_83xx
+        select GENERIC_GPIO
+        select ARCH_REQUIRE_GPIOLIB
+        help
+          Say Y here to enable soft power-off functionality on the Freescale
+          boards with the MPC8349E-mITX-compatible MCU chips. This driver will
+          also register MCU GPIOs with the generic GPIO API, so you'll able
+          to use MCU pins as GPIOs.
+
 endmenu