* Simplify EINTR/ECANCEL error handling
1. Add semaphore uninterruptible wait function
2 .Replace semaphore wait loop with a single uninterruptible wait
3. Replace all sem_xxx to nxsem_xxx
* Unify the void cast usage
1. Remove void cast for function because many place ignore the returned value witout cast
2. Replace void cast for variable with UNUSED macro
boards: add stub drivers folder for later use
* boards: add stub drivers folder for later use
The board/drivers folder is added for future use.
In this folder we should place drives that are platform specific and
depend on HW that is present only on a specific platform.
NOTE: All shared drivers should go to the regular driver folder
Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
* tools: shift BOARD_DIR one level up
In preparation for drivers and common folders we are moving the
BOARD_DIR path up one level.
Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
* tools: add drivers/platform symlink
Link the boards/<arch>/<chip>/drivers dir to drivers/platform
Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
* drivers: add platform specifc drivers extension
There are platforms that use specific drivers and we should be able to
include those drivers in the build
Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
* board: cxd56xx: drivers: add AK09912 driver for SCU
This is a platform specific driver connected on the SCU unit.
Signed-off-by: Alin Jerpelea <alin.jerpelea@sony.com>
Approved-by: Gregory Nutt <gnutt@nuttx.org>