82 lines
1.9 KiB
C
82 lines
1.9 KiB
C
/* SPDX-License-Identifier: GPL-2.0+ */
|
|
/*
|
|
* am35x.h - TI's AM35x platform specific usb wrapper definitions.
|
|
*
|
|
* Author: Ajay Kumar Gupta <ajay.gupta@ti.com>
|
|
*
|
|
* Based on drivers/usb/musb/da8xx.h
|
|
*
|
|
* Copyright (c) 2010 Texas Instruments Incorporated
|
|
*/
|
|
|
|
#ifndef __AM35X_USB_H__
|
|
#define __AM35X_USB_H__
|
|
|
|
#include <asm/arch/am35x_def.h>
|
|
#include "musb_core.h"
|
|
|
|
/* Base address of musb wrapper */
|
|
#define AM35X_USB_OTG_BASE 0x5C040000
|
|
|
|
/* Base address of musb core */
|
|
#define AM35X_USB_OTG_CORE_BASE (AM35X_USB_OTG_BASE + 0x400)
|
|
|
|
/* Timeout for AM35x usb module */
|
|
#define AM35X_USB_OTG_TIMEOUT 0x3FFFFFF
|
|
|
|
/*
|
|
* AM35x platform USB wrapper register overlay.
|
|
*/
|
|
struct am35x_usb_regs {
|
|
u32 revision;
|
|
u32 control;
|
|
u32 status;
|
|
u32 emulation;
|
|
u32 reserved0[1];
|
|
u32 autoreq;
|
|
u32 srpfixtime;
|
|
u32 ep_intsrc;
|
|
u32 ep_intsrcset;
|
|
u32 ep_intsrcclr;
|
|
u32 ep_intmsk;
|
|
u32 ep_intmskset;
|
|
u32 ep_intmskclr;
|
|
u32 ep_intsrcmsked;
|
|
u32 reserved1[1];
|
|
u32 core_intsrc;
|
|
u32 core_intsrcset;
|
|
u32 core_intsrcclr;
|
|
u32 core_intmsk;
|
|
u32 core_intmskset;
|
|
u32 core_intmskclr;
|
|
u32 core_intsrcmsked;
|
|
u32 reserved2[1];
|
|
u32 eoi;
|
|
u32 mop_sop_en;
|
|
u32 reserved3[2];
|
|
u32 txmode;
|
|
u32 rxmode;
|
|
u32 epcount_mode;
|
|
};
|
|
|
|
#define am35x_usb_regs ((struct am35x_usb_regs *)AM35X_USB_OTG_BASE)
|
|
|
|
/* USB 2.0 PHY Control */
|
|
#define DEVCONF2_PHY_GPIOMODE (1 << 23)
|
|
#define DEVCONF2_OTGMODE (3 << 14)
|
|
#define DEVCONF2_SESENDEN (1 << 13) /* Vsess_end comparator */
|
|
#define DEVCONF2_VBDTCTEN (1 << 12) /* Vbus comparator */
|
|
#define DEVCONF2_REFFREQ_24MHZ (2 << 8)
|
|
#define DEVCONF2_REFFREQ_26MHZ (7 << 8)
|
|
#define DEVCONF2_REFFREQ_13MHZ (6 << 8)
|
|
#define DEVCONF2_REFFREQ (0xf << 8)
|
|
#define DEVCONF2_PHYCKGD (1 << 7)
|
|
#define DEVCONF2_VBUSSENSE (1 << 6)
|
|
#define DEVCONF2_PHY_PLLON (1 << 5) /* override PLL suspend */
|
|
#define DEVCONF2_RESET (1 << 4)
|
|
#define DEVCONF2_PHYPWRDN (1 << 3)
|
|
#define DEVCONF2_OTGPWRDN (1 << 2)
|
|
#define DEVCONF2_DATPOL (1 << 1)
|
|
|
|
#endif /* __AM35X_USB_H__ */
|