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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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b1c711d629
Use struct usb_otg members with OTG specific functions instead of usb_phy members. [ balbi@ti.com : fixed a compile error on isp1704_charger.c ] Signed-off-by: Heikki Krogerus <heikki.krogerus@linux.intel.com> Reviewed-by: Marek Vasut <marek.vasut@gmail.com> Acked-by: Neil Zhang <zhangwm@marvell.com> Signed-off-by: Felipe Balbi <balbi@ti.com>
166 lines
4.3 KiB
C
166 lines
4.3 KiB
C
/*
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* Copyright (C) 2011 Marvell International Ltd. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License as published by the
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* Free Software Foundation; either version 2 of the License, or (at your
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* option) any later version.
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*/
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#ifndef __MV_USB_OTG_CONTROLLER__
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#define __MV_USB_OTG_CONTROLLER__
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#include <linux/types.h>
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/* Command Register Bit Masks */
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#define USBCMD_RUN_STOP (0x00000001)
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#define USBCMD_CTRL_RESET (0x00000002)
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/* otgsc Register Bit Masks */
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#define OTGSC_CTRL_VUSB_DISCHARGE 0x00000001
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#define OTGSC_CTRL_VUSB_CHARGE 0x00000002
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#define OTGSC_CTRL_OTG_TERM 0x00000008
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#define OTGSC_CTRL_DATA_PULSING 0x00000010
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#define OTGSC_STS_USB_ID 0x00000100
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#define OTGSC_STS_A_VBUS_VALID 0x00000200
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#define OTGSC_STS_A_SESSION_VALID 0x00000400
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#define OTGSC_STS_B_SESSION_VALID 0x00000800
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#define OTGSC_STS_B_SESSION_END 0x00001000
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#define OTGSC_STS_1MS_TOGGLE 0x00002000
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#define OTGSC_STS_DATA_PULSING 0x00004000
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#define OTGSC_INTSTS_USB_ID 0x00010000
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#define OTGSC_INTSTS_A_VBUS_VALID 0x00020000
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#define OTGSC_INTSTS_A_SESSION_VALID 0x00040000
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#define OTGSC_INTSTS_B_SESSION_VALID 0x00080000
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#define OTGSC_INTSTS_B_SESSION_END 0x00100000
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#define OTGSC_INTSTS_1MS 0x00200000
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#define OTGSC_INTSTS_DATA_PULSING 0x00400000
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#define OTGSC_INTR_USB_ID 0x01000000
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#define OTGSC_INTR_A_VBUS_VALID 0x02000000
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#define OTGSC_INTR_A_SESSION_VALID 0x04000000
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#define OTGSC_INTR_B_SESSION_VALID 0x08000000
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#define OTGSC_INTR_B_SESSION_END 0x10000000
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#define OTGSC_INTR_1MS_TIMER 0x20000000
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#define OTGSC_INTR_DATA_PULSING 0x40000000
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#define CAPLENGTH_MASK (0xff)
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/* Timer's interval, unit 10ms */
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#define T_A_WAIT_VRISE 100
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#define T_A_WAIT_BCON 2000
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#define T_A_AIDL_BDIS 100
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#define T_A_BIDL_ADIS 20
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#define T_B_ASE0_BRST 400
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#define T_B_SE0_SRP 300
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#define T_B_SRP_FAIL 2000
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#define T_B_DATA_PLS 10
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#define T_B_SRP_INIT 100
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#define T_A_SRP_RSPNS 10
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#define T_A_DRV_RSM 5
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enum otg_function {
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OTG_B_DEVICE = 0,
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OTG_A_DEVICE
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};
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enum mv_otg_timer {
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A_WAIT_BCON_TIMER = 0,
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OTG_TIMER_NUM
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};
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/* PXA OTG state machine */
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struct mv_otg_ctrl {
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/* internal variables */
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u8 a_set_b_hnp_en; /* A-Device set b_hnp_en */
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u8 b_srp_done;
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u8 b_hnp_en;
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/* OTG inputs */
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u8 a_bus_drop;
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u8 a_bus_req;
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u8 a_clr_err;
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u8 a_bus_resume;
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u8 a_bus_suspend;
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u8 a_conn;
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u8 a_sess_vld;
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u8 a_srp_det;
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u8 a_vbus_vld;
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u8 b_bus_req; /* B-Device Require Bus */
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u8 b_bus_resume;
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u8 b_bus_suspend;
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u8 b_conn;
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u8 b_se0_srp;
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u8 b_sess_end;
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u8 b_sess_vld;
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u8 id;
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u8 a_suspend_req;
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/*Timer event */
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u8 a_aidl_bdis_timeout;
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u8 b_ase0_brst_timeout;
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u8 a_bidl_adis_timeout;
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u8 a_wait_bcon_timeout;
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struct timer_list timer[OTG_TIMER_NUM];
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};
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#define VUSBHS_MAX_PORTS 8
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struct mv_otg_regs {
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u32 usbcmd; /* Command register */
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u32 usbsts; /* Status register */
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u32 usbintr; /* Interrupt enable */
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u32 frindex; /* Frame index */
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u32 reserved1[1];
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u32 deviceaddr; /* Device Address */
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u32 eplistaddr; /* Endpoint List Address */
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u32 ttctrl; /* HOST TT status and control */
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u32 burstsize; /* Programmable Burst Size */
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u32 txfilltuning; /* Host Transmit Pre-Buffer Packet Tuning */
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u32 reserved[4];
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u32 epnak; /* Endpoint NAK */
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u32 epnaken; /* Endpoint NAK Enable */
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u32 configflag; /* Configured Flag register */
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u32 portsc[VUSBHS_MAX_PORTS]; /* Port Status/Control x, x = 1..8 */
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u32 otgsc;
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u32 usbmode; /* USB Host/Device mode */
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u32 epsetupstat; /* Endpoint Setup Status */
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u32 epprime; /* Endpoint Initialize */
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u32 epflush; /* Endpoint De-initialize */
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u32 epstatus; /* Endpoint Status */
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u32 epcomplete; /* Endpoint Interrupt On Complete */
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u32 epctrlx[16]; /* Endpoint Control, where x = 0.. 15 */
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u32 mcr; /* Mux Control */
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u32 isr; /* Interrupt Status */
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u32 ier; /* Interrupt Enable */
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};
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struct mv_otg {
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struct usb_phy phy;
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struct mv_otg_ctrl otg_ctrl;
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/* base address */
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void __iomem *phy_regs;
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void __iomem *cap_regs;
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struct mv_otg_regs __iomem *op_regs;
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struct platform_device *pdev;
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int irq;
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u32 irq_status;
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u32 irq_en;
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struct delayed_work work;
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struct workqueue_struct *qwork;
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spinlock_t wq_lock;
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struct mv_usb_platform_data *pdata;
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unsigned int active;
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unsigned int clock_gating;
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unsigned int clknum;
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struct clk *clk[0];
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};
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#endif
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