Commit 1a76b634 authored by Xu Yang's avatar Xu Yang Committed by Greg Kroah-Hartman
Browse files

usb: chipidea: imx: add imx_usbmisc_pullup() hook 



It's used to do other pullup related operations if needs.

Signed-off-by: default avatarXu Yang <xu.yang_2@nxp.com>
Acked-by: default avatarPeter Chen <peter.chen@kernel.org>
Link: https://lore.kernel.org/r/20250614125645.207732-3-xu.yang_2@nxp.com


Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@linuxfoundation.org>
parent 78c76554

drivers/usb/chipidea/ci_hdrc_imx.h

+1 −0
Original line number Diff line number Diff line
@@ -37,5 +37,6 @@ int imx_usbmisc_hsic_set_connect(struct imx_usbmisc_data *data); 
int imx_usbmisc_charger_detection(struct imx_usbmisc_data *data, bool connect);

int imx_usbmisc_suspend(struct imx_usbmisc_data *data, bool wakeup);

int imx_usbmisc_resume(struct imx_usbmisc_data *data, bool wakeup);

int imx_usbmisc_pullup(struct imx_usbmisc_data *data, bool on);



#endif /* __DRIVER_USB_CHIPIDEA_CI_HDRC_IMX_H */

drivers/usb/chipidea/usbmisc_imx.c

+18 −0
Original line number Diff line number Diff line
@@ -170,6 +170,9 @@ struct usbmisc_ops { 
	int (*charger_detection)(struct imx_usbmisc_data *data);

	/* It's called when system resume from usb power lost */

	int (*power_lost_check)(struct imx_usbmisc_data *data);

	/* It's called when device controller changed pullup status */

	void (*pullup)(struct imx_usbmisc_data *data, bool on);

	/* It's called during suspend/resume to save power */

	void (*vbus_comparator_on)(struct imx_usbmisc_data *data, bool on);

};
@@ -1225,6 +1228,21 @@ int imx_usbmisc_charger_detection(struct imx_usbmisc_data *data, bool connect) 
}

EXPORT_SYMBOL_GPL(imx_usbmisc_charger_detection);



int imx_usbmisc_pullup(struct imx_usbmisc_data *data, bool on)

{

	struct imx_usbmisc *usbmisc;



	if (!data)

		return 0;



	usbmisc = dev_get_drvdata(data->dev);

	if (usbmisc->ops->pullup)

		usbmisc->ops->pullup(data, on);



	return 0;

}

EXPORT_SYMBOL_GPL(imx_usbmisc_pullup);



int imx_usbmisc_suspend(struct imx_usbmisc_data *data, bool wakeup)

{

	struct imx_usbmisc *usbmisc;