In preparation for ACPI GTDT support, this patch adds structs to
describe the MMIO timers indepedent of the firmware interface.
Subsequent patches will use these to split the FW/HW probing logic, so
that the HW probing logic can be shared by ACPI and DT.
Signed-off-by: Fu Wei <firstname.lastname@example.org>
Reviewed-by: Hanjun Guo <email@example.com>
Signed-off-by: Mark Rutland <firstname.lastname@example.org>