This patch ports the bcm2835 system timer driver in the arm/raspberrypi
directory to the shared directory.
Made some changes in the include section to adapt to rpi4 BSP.
---
bsps/shared/dev/clock/bcm2835-system-timer.c | 114 +++
1 file changed, 114 insertions(+)
create mode 100
The clock from the ARM timer is derived from the system clock. This clock can
change dynamically e.g. if the system goes into reduced power or in low power
mode. Thus the clock speed adapts to the overall system performance
capabilities. For accurate timing it is recommended to use the system ti