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path: root/drivers/soc/rockchip
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Diffstat (limited to 'drivers/soc/rockchip')
-rw-r--r--drivers/soc/rockchip/pm_domains.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/soc/rockchip/pm_domains.c b/drivers/soc/rockchip/pm_domains.c
index 7ae7d84e6776..fbad052c191a 100644
--- a/drivers/soc/rockchip/pm_domains.c
+++ b/drivers/soc/rockchip/pm_domains.c
@@ -66,8 +66,8 @@ struct rockchip_pmu {
#define DOMAIN(pwr, status, req, idle, ack) \
{ \
- .pwr_mask = BIT(pwr), \
- .status_mask = BIT(status), \
+ .pwr_mask = (pwr >= 0) ? BIT(pwr) : 0, \
+ .status_mask = (status >= 0) ? BIT(status) : 0, \
.req_mask = (req >= 0) ? BIT(req) : 0, \
.idle_mask = (idle >= 0) ? BIT(idle) : 0, \
.ack_mask = (ack >= 0) ? BIT(ack) : 0, \
@@ -119,6 +119,10 @@ static bool rockchip_pmu_domain_is_on(struct rockchip_pm_domain *pd)
struct rockchip_pmu *pmu = pd->pmu;
unsigned int val;
+ /* check idle status for idle-only domains */
+ if (pd->info->status_mask == 0)
+ return !rockchip_pmu_domain_is_idle(pd);
+
regmap_read(pmu->regmap, pmu->info->status_offset, &val);
/* 1'b0: power on, 1'b1: power off */
@@ -130,6 +134,9 @@ static void rockchip_do_pmu_set_power_domain(struct rockchip_pm_domain *pd,
{
struct rockchip_pmu *pmu = pd->pmu;
+ if (pd->info->pwr_mask == 0)
+ return;
+
regmap_update_bits(pmu->regmap, pmu->info->pwr_offset,
pd->info->pwr_mask, on ? 0 : -1U);