When the FRC is shared with another main processor, the other processor
is assumed to have started it and this processor should not write to the
global registers.
Reviewed-by: NKrzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Signed-off-by: NVincent Whitchurch <vincent.whitchurch@axis.com>
Link: https://lore.kernel.org/r/20220609112738.359385-3-vincent.whitchurch@axis.comSigned-off-by: NDaniel Lezcano <daniel.lezcano@linaro.org>