add imx8mq cpu wakeup workaround
Add the ATF changes necessary to use https://lkml.org/lkml/2019/6/10/350 Source: https://github.com/abelvesa/arm-trusted-firmware/tree/imx8mq-err11171
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Add the ATF changes necessary to use https://lkml.org/lkml/2019/6/10/350 Source: https://github.com/abelvesa/arm-trusted-firmware/tree/imx8mq-err11171