pinmap: GPIO pin map added.

* maa_gpio_init can take the IO number read physically off the board.
* maa_check_gpio will also set up mutiplexers if needed
* Intel Galileo Rev D board data added

Signed-off-by: Thomas Ingleby <thomas.c.ingleby@intel.com>

src/CMakeLists.txt

@@ -10,6 +10,7 @@ set (maa_LIB_HEADERS
   ${PROJECT_SOURCE_DIR}/api/pwm.h
   ${PROJECT_SOURCE_DIR}/include/smbus.hpp
   ${PROJECT_SOURCE_DIR}/include/smbus.h
+  ${PROJECT_SOURCE_DIR}/include/intel_galileo_rev_d.h
 )
 
 set (maa_LIB_KERNEL
@@ -25,6 +26,7 @@ set (maa_LIB_SRCS
   ${PROJECT_SOURCE_DIR}/src/i2c/i2c.c
   ${PROJECT_SOURCE_DIR}/src/i2c/smbus.c
   ${PROJECT_SOURCE_DIR}/src/pwm/pwm.c
+  ${PROJECT_SOURCE_DIR}/src/intel_galileo_rev_d.c
 # autogenerated version file
   ${CMAKE_CURRENT_BINARY_DIR}/version.c
 )