Add extra compabile string to support driver.
Signed-off-by: NJoakim Zhang <qiangqing.zhang@nxp.com>
Acked-by: NRob Herring <robh@kernel.org>
Link: https://lore.kernel.org/r/20201130114202.26057-2-qiangqing.zhang@nxp.comSigned-off-by: NWill Deacon <will@kernel.org>