move clock_control.h to drivers/clock_control.h and
create a shim for backward-compatibility.
No functional changes to the headers.
A warning in the shim can be controlled with CONFIG_COMPAT_INCLUDES.
Related to #16539
Signed-off-by: Anas Nashif <anas.nashif@intel.com>
Converts the rv32m1 clock control driver to use 'DT_' prefixed defines
instead of deprecated non-prefixed defines.
Signed-off-by: Maureen Helm <maureen.helm@nxp.com>
Add a Peripheral Clock Controller (PCC) driver. This gates and ungates
clocks to various peripherals on the SoC.
Signed-off-by: Michael Scott <mike@foundries.io>
Signed-off-by: Marti Bolivar <marti@foundries.io>