[PATCH v2 2/2] pmdomain: imx8mp-blk-ctrl: keep usb phy power domain on for wakeup
Xu Yang
xu.yang_2 at nxp.com
Wed Feb 4 03:11:42 PST 2026
USB remote wakeup need its PHY on, so add USB PHY power domain on active
flag.
Signed-off-by: Xu Yang <xu.yang_2 at nxp.com>
---
Changes in v2:
- add flag to block control related power domain
---
drivers/pmdomain/imx/imx8mp-blk-ctrl.c | 4 ++++
1 file changed, 4 insertions(+)
diff --git a/drivers/pmdomain/imx/imx8mp-blk-ctrl.c b/drivers/pmdomain/imx/imx8mp-blk-ctrl.c
index 56bbfee8668d..8fc79f9723f0 100644
--- a/drivers/pmdomain/imx/imx8mp-blk-ctrl.c
+++ b/drivers/pmdomain/imx/imx8mp-blk-ctrl.c
@@ -53,6 +53,7 @@ struct imx8mp_blk_ctrl_domain_data {
const char * const *path_names;
int num_paths;
const char *gpc_name;
+ const unsigned int flags;
};
#define DOMAIN_MAX_CLKS 3
@@ -265,10 +266,12 @@ static const struct imx8mp_blk_ctrl_domain_data imx8mp_hsio_domain_data[] = {
[IMX8MP_HSIOBLK_PD_USB_PHY1] = {
.name = "hsioblk-usb-phy1",
.gpc_name = "usb-phy1",
+ .flags = GENPD_FLAG_ACTIVE_WAKEUP,
},
[IMX8MP_HSIOBLK_PD_USB_PHY2] = {
.name = "hsioblk-usb-phy2",
.gpc_name = "usb-phy2",
+ .flags = GENPD_FLAG_ACTIVE_WAKEUP,
},
[IMX8MP_HSIOBLK_PD_PCIE] = {
.name = "hsioblk-pcie",
@@ -724,6 +727,7 @@ static int imx8mp_blk_ctrl_probe(struct platform_device *pdev)
domain->genpd.name = data->name;
domain->genpd.power_on = imx8mp_blk_ctrl_power_on;
domain->genpd.power_off = imx8mp_blk_ctrl_power_off;
+ domain->genpd.flags = data->flags;
domain->bc = bc;
domain->id = i;
--
2.34.1
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