remoteproc: ingenic: Add module parameter 'auto_boot'

remoteproc: ingenic: Add module parameter 'auto_boot'

Add a 'auto_boot' module parameter that instructs the remoteproc driver
whether or not it should auto-boot the remote processor, which will
default to "false", since the VPU in Ingenic SoCs does not really have
any predetermined function.

Reviewed-by: Mathieu Poirier <mathieu.poirier@linaro.org>
Signed-off-by: Paul Cercueil <paul@crapouillou.net>
Link: https://lore.kernel.org/r/20210123142956.17865-1-paul@crapouillou.net
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>