diff options
Diffstat (limited to 'kernel/include/linux/usb/chipidea.h')
| -rw-r--r-- | kernel/include/linux/usb/chipidea.h | 39 |
1 files changed, 38 insertions, 1 deletions
diff --git a/kernel/include/linux/usb/chipidea.h b/kernel/include/linux/usb/chipidea.h index ab94f78c4..5dd75fa47 100644 --- a/kernel/include/linux/usb/chipidea.h +++ b/kernel/include/linux/usb/chipidea.h @@ -5,9 +5,28 @@ #ifndef __LINUX_USB_CHIPIDEA_H #define __LINUX_USB_CHIPIDEA_H +#include <linux/extcon.h> #include <linux/usb/otg.h> struct ci_hdrc; + +/** + * struct ci_hdrc_cable - structure for external connector cable state tracking + * @state: current state of the line + * @changed: set to true when extcon event happen + * @edev: device which generate events + * @ci: driver state of the chipidea device + * @nb: hold event notification callback + * @conn: used for notification registration + */ +struct ci_hdrc_cable { + bool state; + bool changed; + struct extcon_dev *edev; + struct ci_hdrc *ci; + struct notifier_block nb; +}; + struct ci_hdrc_platform_data { const char *name; /* offset of the capability registers */ @@ -19,8 +38,11 @@ struct ci_hdrc_platform_data { enum usb_phy_interface phy_mode; unsigned long flags; #define CI_HDRC_REGS_SHARED BIT(0) +#define CI_HDRC_DISABLE_DEVICE_STREAMING BIT(1) #define CI_HDRC_SUPPORTS_RUNTIME_PM BIT(2) -#define CI_HDRC_DISABLE_STREAMING BIT(3) +#define CI_HDRC_DISABLE_HOST_STREAMING BIT(3) +#define CI_HDRC_DISABLE_STREAMING (CI_HDRC_DISABLE_DEVICE_STREAMING | \ + CI_HDRC_DISABLE_HOST_STREAMING) /* * Only set it when DCCPARAMS.DC==1 and DCCPARAMS.HC==1, * but otg is not supported (no register otgsc). @@ -29,12 +51,27 @@ struct ci_hdrc_platform_data { #define CI_HDRC_IMX28_WRITE_FIX BIT(5) #define CI_HDRC_FORCE_FULLSPEED BIT(6) #define CI_HDRC_TURN_VBUS_EARLY_ON BIT(7) +#define CI_HDRC_SET_NON_ZERO_TTHA BIT(8) +#define CI_HDRC_OVERRIDE_AHB_BURST BIT(9) +#define CI_HDRC_OVERRIDE_TX_BURST BIT(10) +#define CI_HDRC_OVERRIDE_RX_BURST BIT(11) enum usb_dr_mode dr_mode; #define CI_HDRC_CONTROLLER_RESET_EVENT 0 #define CI_HDRC_CONTROLLER_STOPPED_EVENT 1 void (*notify_event) (struct ci_hdrc *ci, unsigned event); struct regulator *reg_vbus; + struct usb_otg_caps ci_otg_caps; bool tpl_support; + /* interrupt threshold setting */ + u32 itc_setting; + u32 ahb_burst_config; + u32 tx_burst_size; + u32 rx_burst_size; + + /* VBUS and ID signal state tracking, using extcon framework */ + struct ci_hdrc_cable vbus_extcon; + struct ci_hdrc_cable id_extcon; + u32 phy_clkgate_delay_us; }; /* Default offset of capability registers */ |