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Diffstat (limited to 'drivers/usb/cdns3/core.h')
| -rw-r--r-- | drivers/usb/cdns3/core.h | 121 |
1 files changed, 0 insertions, 121 deletions
diff --git a/drivers/usb/cdns3/core.h b/drivers/usb/cdns3/core.h deleted file mode 100644 index be95696ab17e..000000000000 --- a/drivers/usb/cdns3/core.h +++ /dev/null @@ -1,121 +0,0 @@ -/* SPDX-License-Identifier: GPL-2.0 */ -/* - * Cadence USBSS DRD Header File. - * - * Copyright (C) 2017-2018 NXP - * Copyright (C) 2018-2019 Cadence. - * - * Authors: Peter Chen <peter.chen@nxp.com> - * Pawel Laszczak <pawell@cadence.com> - */ -#include <linux/usb/otg.h> - -#ifndef __LINUX_CDNS3_CORE_H -#define __LINUX_CDNS3_CORE_H - -struct cdns3; -enum cdns3_roles { - CDNS3_ROLE_IDLE = 0, - CDNS3_ROLE_HOST, - CDNS3_ROLE_GADGET, - CDNS3_ROLE_END, -}; - -/** - * struct cdns3_role_driver - host/gadget role driver - * @start: start this role - * @stop: stop this role - * @suspend: suspend callback for this role - * @resume: resume callback for this role - * @irq: irq handler for this role - * @name: role name string (host/gadget) - * @state: current state - */ -struct cdns3_role_driver { - int (*start)(struct cdns3 *cdns); - void (*stop)(struct cdns3 *cdns); - int (*suspend)(struct cdns3 *cdns, bool do_wakeup); - int (*resume)(struct cdns3 *cdns, bool hibernated); - const char *name; -#define CDNS3_ROLE_STATE_INACTIVE 0 -#define CDNS3_ROLE_STATE_ACTIVE 1 - int state; -}; - -#define CDNS3_XHCI_RESOURCES_NUM 2 -/** - * struct cdns3 - Representation of Cadence USB3 DRD controller. - * @dev: pointer to Cadence device struct - * @xhci_regs: pointer to base of xhci registers - * @xhci_res: the resource for xhci - * @dev_regs: pointer to base of dev registers - * @otg_res: the resource for otg - * @otg_v0_regs: pointer to base of v0 otg registers - * @otg_v1_regs: pointer to base of v1 otg registers - * @otg_regs: pointer to base of otg registers - * @otg_irq: irq number for otg controller - * @dev_irq: irq number for device controller - * @roles: array of supported roles for this controller - * @role: current role - * @host_dev: the child host device pointer for cdns3 core - * @gadget_dev: the child gadget device pointer for cdns3 core - * @usb2_phy: pointer to USB2 PHY - * @usb3_phy: pointer to USB3 PHY - * @role_switch_wq: work queue item for role switch - * @wakeup_int: the wakeup interrupt - * @mutex: the mutex for concurrent code at driver - * @dr_mode: supported mode of operation it can be only Host, only Device - * or OTG mode that allow to switch between Device and Host mode. - * This field based on firmware setting, kernel configuration - * and hardware configuration. - * @current_dr_mode: current mode of operation when in dual-role mode - * @desired_dr_mode: desired mode of operation when in dual-role mode. - * This value can be changed during runtime. - * Available options depends on dr_mode: - * dr_mode | desired_dr_mode and current_dr_mode - * ---------------------------------------------------------------- - * USB_DR_MODE_HOST | only USB_DR_MODE_HOST - * USB_DR_MODE_PERIPHERAL | only USB_DR_MODE_PERIPHERAL - * USB_DR_MODE_OTG | USB_DR_MODE_OTG or USB_DR_MODE_HOST or - * | USB_DR_MODE_PERIPHERAL - * Desired_dr_role can be changed by means of debugfs. - * @root: debugfs root folder pointer - * @debug_disable: - */ -struct cdns3 { - struct device *dev; - void __iomem *xhci_regs; - struct resource xhci_res[CDNS3_XHCI_RESOURCES_NUM]; - struct cdns3_usb_regs __iomem *dev_regs; - - struct resource otg_res; - struct cdns3_otg_legacy_regs *otg_v0_regs; - struct cdns3_otg_regs *otg_v1_regs; - struct cdns3_otg_common_regs *otg_regs; -#define CDNS3_CONTROLLER_V0 0 -#define CDNS3_CONTROLLER_V1 1 - u32 version; - - int otg_irq; - int dev_irq; - struct cdns3_role_driver *roles[CDNS3_ROLE_END]; - enum cdns3_roles role; - struct platform_device *host_dev; - struct cdns3_device *gadget_dev; - struct phy *usb2_phy; - struct phy *usb3_phy; - struct work_struct role_switch_wq; - int wakeup_int:1; - /* mutext used in workqueue*/ - struct mutex mutex; - enum usb_dr_mode dr_mode; - enum usb_dr_mode current_dr_mode; - enum usb_dr_mode desired_dr_mode; - struct dentry *root; - int debug_disable:1; -}; - -void cdns3_role_stop(struct cdns3 *cdns); -int cdns3_handshake(void __iomem *ptr, u32 mask, u32 done, int usec); - -#endif /* __LINUX_CDNS3_CORE_H */ |
