- add linux sema4 driver. - use volatile types in sema4 structure. - align the port definiton a9 is 1, m4 is 2.
Signed-off-by: Anson Huang Signed-off-by: Richard Zhu
# # Makefile for imx mcc # # obj-$(CONFIG_IMX_SEMA4) += imx_sema4.o
