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--- a/drivers/usb/chipidea/ci_hdrc_usb2.c
+++ b/drivers/usb/chipidea/ci_hdrc_usb2.c
@@ -33,6 +33,7 @@ static const struct ci_hdrc_platform_dat
static struct ci_hdrc_platform_data ci_zynq_pdata = {
.capoffset = DEF_CAPOFFSET,
+ .flags = CI_HDRC_PHY_VBUS_CONTROL,
};
static const struct of_device_id ci_hdrc_usb2_of_match[] = {
--- a/drivers/usb/chipidea/host.c
+++ b/drivers/usb/chipidea/host.c
@@ -66,6 +66,14 @@ static int ehci_ci_portpower(struct usb_
}
}
+ if (ci->platdata->flags & CI_HDRC_PHY_VBUS_CONTROL &&
+ ci->usb_phy && ci->usb_phy->set_vbus) {
+ if (enable)
+ ci->usb_phy->set_vbus(ci->usb_phy, 1);
+ else
+ ci->usb_phy->set_vbus(ci->usb_phy, 0);
+ }
+
if (enable && (ci->platdata->phy_mode == USBPHY_INTERFACE_MODE_HSIC)) {
/*
* Marvell 28nm HSIC PHY requires forcing the port to HS mode.
--- a/drivers/usb/chipidea/otg_fsm.c
+++ b/drivers/usb/chipidea/otg_fsm.c
@@ -456,6 +456,11 @@ static void ci_otg_drv_vbus(struct otg_f
return;
}
}
+
+ if (ci->platdata->flags & CI_HDRC_PHY_VBUS_CONTROL &&
+ ci->usb_phy && ci->usb_phy->set_vbus)
+ ci->usb_phy->set_vbus(ci->usb_phy, 1);
+
/* Disable data pulse irq */
hw_write_otgsc(ci, OTGSC_DPIE, 0);
@@ -465,6 +470,10 @@ static void ci_otg_drv_vbus(struct otg_f
if (ci->platdata->reg_vbus)
regulator_disable(ci->platdata->reg_vbus);
+ if (ci->platdata->flags & CI_HDRC_PHY_VBUS_CONTROL &&
+ ci->usb_phy && ci->usb_phy->set_vbus)
+ ci->usb_phy->set_vbus(ci->usb_phy, 0);
+
fsm->a_bus_drop = 1;
fsm->a_bus_req = 0;
}
--- a/include/linux/usb/chipidea.h
+++ b/include/linux/usb/chipidea.h
@@ -55,6 +55,7 @@ struct ci_hdrc_platform_data {
#define CI_HDRC_OVERRIDE_AHB_BURST BIT(9)
#define CI_HDRC_OVERRIDE_TX_BURST BIT(10)
#define CI_HDRC_OVERRIDE_RX_BURST BIT(11)
+#define CI_HDRC_PHY_VBUS_CONTROL BIT(12)
enum usb_dr_mode dr_mode;
#define CI_HDRC_CONTROLLER_RESET_EVENT 0
#define CI_HDRC_CONTROLLER_STOPPED_EVENT 1
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