Some Hisilicon SoCs, such as Hi1212, use the Hisilicon extended sp804
timer.
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
Link: https://lore.kernel.org/r/20200919124412.4135-2-thunder.leizhen@huawei.comSigned-off-by: Rob Herring <robh@kernel.org>