Am Mittwoch, den 24.01.2018, 00:42 +0800 schrieb Anson Huang:
> ARM power domain does NOT support runtime off, always-on
> flag should be set to avoid incorrect power state in
> pm_genpd_summary:
>
> Before:
>
> root@imx6qpdlsolox:~# cat /sys/kernel/debug/pm_genpd/pm_genpd_summary
> domain status slaves
> /device runtime status
> ----------------------------------------------------------------------
> ARM off-0
>
> After:
>
> root@imx6qpdlsolox:~# cat /sys/kernel/debug/pm_genpd/pm_genpd_summary
> domain status slaves
> /device runtime status
> ----------------------------------------------------------------------
> ARM on
>
> Signed-off-by: Anson Huang <Anson.Huang@xxxxxxx>
Reviewed-by: Lucas Stach <l.stach@xxxxxxxxxxxxxx>
> ---
> drivers/soc/imx/gpc.c | 1 +
> 1 file changed, 1 insertion(+)
>
> diff --git a/drivers/soc/imx/gpc.c b/drivers/soc/imx/gpc.c
> index 53f7275..6cafa9b 100644
> --- a/drivers/soc/imx/gpc.c
> +++ b/drivers/soc/imx/gpc.c
> @@ -254,6 +254,7 @@ static struct imx_pm_domain imx_gpc_domains[] = {
> > {
> > .base = {
> > .name = "ARM",
> > + .flags = GENPD_FLAG_ALWAYS_ON,
> > },
> > }, {
> > .base = {
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