uboot-phytec

// SPDX-License-Identifier: GPL-2.0+

/*

 * OMAP USB2 PHY LAYER

 *

 * Copyright (C) 2018 Texas Instruments Incorporated - http://www.ti.com

 * Written by Jean-Jacques Hiblot <jjhiblot@ti.com>

 */

​

#include <common.h>

#include <asm/io.h>

#include <dm.h>

#include <errno.h>

#include <generic-phy.h>

#include <regmap.h>

#include <syscon.h>

​

#define OMAP_USB2_CALIBRATE_FALSE_DISCONNECT    BIT(0)

​

#define OMAP_DEV_PHY_PD     BIT(0)

#define OMAP_USB2_PHY_PD    BIT(28)

​

#define AM437X_USB2_PHY_PD      BIT(0)

#define AM437X_USB2_OTG_PD      BIT(1)

#define AM437X_USB2_OTGVDET_EN      BIT(19)

#define AM437X_USB2_OTGSESSEND_EN   BIT(20)

​

#define USB2PHY_DISCON_BYP_LATCH    BIT(31)

#define USB2PHY_ANA_CONFIG1     (0x4c)

​

DECLARE_GLOBAL_DATA_PTR;

​

struct omap_usb2_phy {

    struct regmap *pwr_regmap;

    ulong flags;

    void *phy_base;

    u32 pwr_reg_offset;

};

​

struct usb_phy_data {

    const char *label;

    u8 flags;

    u32 mask;

    u32 power_on;

    u32 power_off;

};

​

static const struct usb_phy_data omap5_usb2_data = {

    .label = "omap5_usb2",

    .flags = 0,

    .mask = OMAP_DEV_PHY_PD,

    .power_off = OMAP_DEV_PHY_PD,

};

​

static const struct usb_phy_data dra7x_usb2_data = {

    .label = "dra7x_usb2",

    .flags = OMAP_USB2_CALIBRATE_FALSE_DISCONNECT,

    .mask = OMAP_DEV_PHY_PD,

    .power_off = OMAP_DEV_PHY_PD,

};

​

static const struct usb_phy_data dra7x_usb2_phy2_data = {

    .label = "dra7x_usb2_phy2",

    .flags = OMAP_USB2_CALIBRATE_FALSE_DISCONNECT,