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 phy *phy; 17 /* old usb_phy interface */ 18 struct usb_phy *usb_phy; 19 enum usb_phy_interface phy_mode; 20 unsigned long flags; 21 #define CI_HDRC_REGS_SHARED BIT(0) 22 #define CI_HDRC_DISABLE_DEVICE_STREAMING BIT(1) 23 #define CI_HDRC_SUPPORTS_RUNTIME_PM BIT(2) 24 #define CI_HDRC_DISABLE_HOST_STREAMING BIT(3) 25 #define CI_HDRC_DISABLE_STREAMING (CI_HDRC_DISABLE_DEVICE_STREAMING | \ 26 CI_HDRC_DISABLE_HOST_STREAMING) 27 /* 28 * Only set it when DCCPARAMS.DC==1 and DCCPARAMS.HC==1, 29 * but otg is not supported (no register otgsc). 30 */ 31 #define CI_HDRC_DUAL_ROLE_NOT_OTG BIT(4) 32 #define CI_HDRC_IMX28_WRITE_FIX BIT(5) 33 #define CI_HDRC_FORCE_FULLSPEED BIT(6) 34 #define CI_HDRC_TURN_VBUS_EARLY_ON BIT(7) 35 #define CI_HDRC_SET_NON_ZERO_TTHA BIT(8) 36 #define CI_HDRC_OVERRIDE_AHB_BURST BIT(9) 37 #define CI_HDRC_OVERRIDE_TX_BURST BIT(10) 38 #define CI_HDRC_OVERRIDE_RX_BURST BIT(11) 39 enum usb_dr_mode dr_mode; 40 #define CI_HDRC_CONTROLLER_RESET_EVENT 0 41 #define CI_HDRC_CONTROLLER_STOPPED_EVENT 1 42 void (*notify_event) (struct ci_hdrc *ci, unsigned event); 43 struct regulator *reg_vbus; 44 struct usb_otg_caps ci_otg_caps; 45 bool tpl_support; 46 /* interrupt threshold setting */ 47 u32 itc_setting; 48 u32 ahb_burst_config; 49 u32 tx_burst_size; 50 u32 rx_burst_size; 51 }; 52 53 /* Default offset of capability registers */ 54 #define DEF_CAPOFFSET 0x100 55 56 /* Add ci hdrc device */ 57 struct platform_device *ci_hdrc_add_device(struct device *dev, 58 struct resource *res, int nres, 59 struct ci_hdrc_platform_data *platdata); 60 /* Remove ci hdrc device */ 61 void ci_hdrc_remove_device(struct platform_device *pdev); 62 63 #endif 64