at86rf230: Add macro for TRX STATE MASK

Instead of using the 'magic' number of 0x1f the TRX_STATE_MASK macro is
introduced.

Signed-off-by: Christoffer Holmstedt <[email protected]>
Signed-off-by: Alexander Aring <[email protected]>
Signed-off-by: Marcel Holtmann <[email protected]>
1 file changed