xref: /openbmc/linux/include/linux/usb/chipidea.h (revision 12eb4683)
1 /*
2  * Platform data for the chipidea USB dual role controller
3  */
4 
5 #ifndef __LINUX_USB_CHIPIDEA_H
6 #define __LINUX_USB_CHIPIDEA_H
7 
8 #include <linux/usb/otg.h>
9 
10 struct ci_hdrc;
11 struct ci_hdrc_platform_data {
12 	const char	*name;
13 	/* offset of the capability registers */
14 	uintptr_t	 capoffset;
15 	unsigned	 power_budget;
16 	struct usb_phy	*phy;
17 	enum usb_phy_interface phy_mode;
18 	unsigned long	 flags;
19 #define CI_HDRC_REGS_SHARED		BIT(0)
20 #define CI_HDRC_REQUIRE_TRANSCEIVER	BIT(1)
21 #define CI_HDRC_DISABLE_STREAMING	BIT(3)
22 	/*
23 	 * Only set it when DCCPARAMS.DC==1 and DCCPARAMS.HC==1,
24 	 * but otg is not supported (no register otgsc).
25 	 */
26 #define CI_HDRC_DUAL_ROLE_NOT_OTG	BIT(4)
27 	enum usb_dr_mode	dr_mode;
28 #define CI_HDRC_CONTROLLER_RESET_EVENT		0
29 #define CI_HDRC_CONTROLLER_STOPPED_EVENT	1
30 	void	(*notify_event) (struct ci_hdrc *ci, unsigned event);
31 	struct regulator	*reg_vbus;
32 };
33 
34 /* Default offset of capability registers */
35 #define DEF_CAPOFFSET		0x100
36 
37 /* Add ci hdrc device */
38 struct platform_device *ci_hdrc_add_device(struct device *dev,
39 			struct resource *res, int nres,
40 			struct ci_hdrc_platform_data *platdata);
41 /* Remove ci hdrc device */
42 void ci_hdrc_remove_device(struct platform_device *pdev);
43 
44 #endif
45