OMAP: Add function to get state of a GPIO output

Read directly from OMAP_GPIO_DATAOUT to get the output state of the GPIO pin

Signed-off-by: Joel A Fernandes <agnel.joel@gmail.com>
Signed-off-by: Jason Kridner <jkridner@beagleboard.org>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
2 files changed