This driver is modified to support PX30 SoC.
Signed-off-by: NFinley Xiao <finley.xiao@rock-chips.com>
Signed-off-by: NElaine Zhang <zhangqing@rock-chips.com>
Reviewed-by: NUlf Hansson <ulf.hansson@linaro.org>
Signed-off-by: NHeiko Stuebner <heiko@sntech.de>